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-rw-r--r--arch/arm/mach-bcmring/Kconfig21
-rw-r--r--arch/arm/mach-bcmring/Makefile8
-rw-r--r--arch/arm/mach-bcmring/Makefile.boot6
-rw-r--r--arch/arm/mach-bcmring/arch.c157
-rw-r--r--arch/arm/mach-bcmring/clock.c224
-rw-r--r--arch/arm/mach-bcmring/clock.h33
-rw-r--r--arch/arm/mach-bcmring/core.c367
-rw-r--r--arch/arm/mach-bcmring/core.h30
-rw-r--r--arch/arm/mach-bcmring/csp/Makefile3
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/Makefile1
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/chipcHw.c776
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c293
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c124
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c64
-rw-r--r--arch/arm/mach-bcmring/csp/dmac/Makefile1
-rw-r--r--arch/arm/mach-bcmring/csp/dmac/dmacHw.c917
-rw-r--r--arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c1017
-rw-r--r--arch/arm/mach-bcmring/csp/tmr/Makefile1
-rw-r--r--arch/arm/mach-bcmring/csp/tmr/tmrHw.c576
-rw-r--r--arch/arm/mach-bcmring/dma.c2321
-rw-r--r--arch/arm/mach-bcmring/dma_device.c593
-rw-r--r--arch/arm/mach-bcmring/include/cfg_global.h13
-rw-r--r--arch/arm/mach-bcmring/include/cfg_global_defines.h40
-rw-r--r--arch/arm/mach-bcmring/include/csp/cache.h35
-rw-r--r--arch/arm/mach-bcmring/include/csp/delay.h36
-rw-r--r--arch/arm/mach-bcmring/include/csp/dmacHw.h596
-rw-r--r--arch/arm/mach-bcmring/include/csp/errno.h32
-rw-r--r--arch/arm/mach-bcmring/include/csp/intcHw.h40
-rw-r--r--arch/arm/mach-bcmring/include/csp/module.h32
-rw-r--r--arch/arm/mach-bcmring/include/csp/reg.h114
-rw-r--r--arch/arm/mach-bcmring/include/csp/secHw.h65
-rw-r--r--arch/arm/mach-bcmring/include/csp/stdint.h30
-rw-r--r--arch/arm/mach-bcmring/include/csp/string.h34
-rw-r--r--arch/arm/mach-bcmring/include/csp/tmrHw.h263
-rw-r--r--arch/arm/mach-bcmring/include/mach/clkdev.h7
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/cap.h63
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/cap_inline.h409
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h1123
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h1673
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h530
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h872
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h145
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h406
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h73
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h246
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/mm_addr.h101
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/mm_io.h147
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/secHw_def.h100
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h79
-rw-r--r--arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h82
-rw-r--r--arch/arm/mach-bcmring/include/mach/dma.h826
-rw-r--r--arch/arm/mach-bcmring/include/mach/entry-macro.S86
-rw-r--r--arch/arm/mach-bcmring/include/mach/hardware.h60
-rw-r--r--arch/arm/mach-bcmring/include/mach/io.h56
-rw-r--r--arch/arm/mach-bcmring/include/mach/irqs.h132
-rw-r--r--arch/arm/mach-bcmring/include/mach/memory.h33
-rw-r--r--arch/arm/mach-bcmring/include/mach/memory_settings.h67
-rw-r--r--arch/arm/mach-bcmring/include/mach/system.h54
-rw-r--r--arch/arm/mach-bcmring/include/mach/timer.h77
-rw-r--r--arch/arm/mach-bcmring/include/mach/timex.h25
-rw-r--r--arch/arm/mach-bcmring/include/mach/uncompress.h43
-rw-r--r--arch/arm/mach-bcmring/include/mach/vmalloc.h25
-rw-r--r--arch/arm/mach-bcmring/irq.c127
-rw-r--r--arch/arm/mach-bcmring/mm.c56
-rw-r--r--arch/arm/mach-bcmring/timer.c62
65 files changed, 16648 insertions, 0 deletions
diff --git a/arch/arm/mach-bcmring/Kconfig b/arch/arm/mach-bcmring/Kconfig
new file mode 100644
index 00000000000..457b4384913
--- /dev/null
+++ b/arch/arm/mach-bcmring/Kconfig
@@ -0,0 +1,21 @@
+choice
+ prompt "Processor selection in BCMRING family of devices"
+ depends on ARCH_BCMRING
+ default ARCH_BCM11107
+
+config ARCH_FPGA11107
+ bool "FPGA11107"
+
+config ARCH_BCM11107
+ bool "BCM11107"
+endchoice
+
+menu "BCMRING Options"
+ depends on ARCH_BCMRING
+
+config BCM_ZRELADDR
+ hex "Compressed ZREL ADDR"
+
+endmenu
+
+# source "drivers/char/bcmring/Kconfig"
diff --git a/arch/arm/mach-bcmring/Makefile b/arch/arm/mach-bcmring/Makefile
new file mode 100644
index 00000000000..f8d9fcedf91
--- /dev/null
+++ b/arch/arm/mach-bcmring/Makefile
@@ -0,0 +1,8 @@
+#
+# Makefile for the linux kernel.
+#
+
+# Object file lists.
+
+obj-y := arch.o mm.o irq.o clock.o core.o timer.o dma.o
+obj-y += csp/
diff --git a/arch/arm/mach-bcmring/Makefile.boot b/arch/arm/mach-bcmring/Makefile.boot
new file mode 100644
index 00000000000..fb53b283beb
--- /dev/null
+++ b/arch/arm/mach-bcmring/Makefile.boot
@@ -0,0 +1,6 @@
+# Address where decompressor will be written and eventually executed.
+#
+# default to SDRAM
+zreladdr-y := $(CONFIG_BCM_ZRELADDR)
+params_phys-y := 0x00000800
+
diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c
new file mode 100644
index 00000000000..0da693b0f7e
--- /dev/null
+++ b/arch/arm/mach-bcmring/arch.c
@@ -0,0 +1,157 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/spinlock.h>
+#include <linux/module.h>
+
+#include <linux/proc_fs.h>
+#include <linux/sysctl.h>
+
+#include <asm/irq.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/time.h>
+
+#include <asm/mach/arch.h>
+#include <mach/dma.h>
+#include <mach/hardware.h>
+#include <mach/csp/mm_io.h>
+#include <mach/csp/chipcHw_def.h>
+#include <mach/csp/chipcHw_inline.h>
+
+#include <cfg_global.h>
+
+#include "core.h"
+
+HW_DECLARE_SPINLOCK(arch)
+HW_DECLARE_SPINLOCK(gpio)
+#if defined(CONFIG_DEBUG_SPINLOCK)
+ EXPORT_SYMBOL(bcmring_gpio_reg_lock);
+#endif
+
+/* FIXME: temporary solution */
+#define BCM_SYSCTL_REBOOT_WARM 1
+#define CTL_BCM_REBOOT 112
+
+/* sysctl */
+int bcmring_arch_warm_reboot; /* do a warm reboot on hard reset */
+
+static struct ctl_table_header *bcmring_sysctl_header;
+
+static struct ctl_table bcmring_sysctl_warm_reboot[] = {
+ {
+ .ctl_name = BCM_SYSCTL_REBOOT_WARM,
+ .procname = "warm",
+ .data = &bcmring_arch_warm_reboot,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec},
+ {}
+};
+
+static struct ctl_table bcmring_sysctl_reboot[] = {
+ {
+ .ctl_name = CTL_BCM_REBOOT,
+ .procname = "reboot",
+ .mode = 0555,
+ .child = bcmring_sysctl_warm_reboot},
+ {}
+};
+
+static struct platform_device nand_device = {
+ .name = "bcm-nand",
+ .id = -1,
+};
+
+static struct platform_device *devices[] __initdata = {
+ &nand_device,
+};
+
+/****************************************************************************
+*
+* Called from the customize_machine function in arch/arm/kernel/setup.c
+*
+* The customize_machine function is tagged as an arch_initcall
+* (see include/linux/init.h for the order that the various init sections
+* are called in.
+*
+*****************************************************************************/
+static void __init bcmring_init_machine(void)
+{
+
+ bcmring_sysctl_header = register_sysctl_table(bcmring_sysctl_reboot);
+
+ /* Enable spread spectrum */
+ chipcHw_enableSpreadSpectrum();
+
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ bcmring_amba_init();
+
+ dma_init();
+}
+
+/****************************************************************************
+*
+* Called from setup_arch (in arch/arm/kernel/setup.c) to fixup any tags
+* passed in by the boot loader.
+*
+*****************************************************************************/
+
+static void __init bcmring_fixup(struct machine_desc *desc,
+ struct tag *t, char **cmdline, struct meminfo *mi) {
+#ifdef CONFIG_BLK_DEV_INITRD
+ printk(KERN_NOTICE "bcmring_fixup\n");
+ t->hdr.tag = ATAG_CORE;
+ t->hdr.size = tag_size(tag_core);
+ t->u.core.flags = 0;
+ t->u.core.pagesize = PAGE_SIZE;
+ t->u.core.rootdev = 31 << 8 | 0;
+ t = tag_next(t);
+
+ t->hdr.tag = ATAG_MEM;
+ t->hdr.size = tag_size(tag_mem32);
+ t->u.mem.start = CFG_GLOBAL_RAM_BASE;
+ t->u.mem.size = CFG_GLOBAL_RAM_SIZE;
+
+ t = tag_next(t);
+
+ t->hdr.tag = ATAG_NONE;
+ t->hdr.size = 0;
+#endif
+}
+
+/****************************************************************************
+*
+* Machine Description
+*
+*****************************************************************************/
+
+MACHINE_START(BCMRING, "BCMRING")
+ /* Maintainer: Broadcom Corporation */
+ .phys_io = MM_IO_START,
+ .io_pg_offst = (MM_IO_BASE >> 18) & 0xfffc,
+ .fixup = bcmring_fixup,
+ .map_io = bcmring_map_io,
+ .init_irq = bcmring_init_irq,
+ .timer = &bcmring_timer,
+ .init_machine = bcmring_init_machine
+MACHINE_END
diff --git a/arch/arm/mach-bcmring/clock.c b/arch/arm/mach-bcmring/clock.c
new file mode 100644
index 00000000000..14bafc38f2d
--- /dev/null
+++ b/arch/arm/mach-bcmring/clock.c
@@ -0,0 +1,224 @@
+/*****************************************************************************
+* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/clk.h>
+#include <linux/spinlock.h>
+#include <mach/csp/hw_cfg.h>
+#include <mach/csp/chipcHw_def.h>
+#include <mach/csp/chipcHw_reg.h>
+#include <mach/csp/chipcHw_inline.h>
+
+#include <asm/clkdev.h>
+
+#include "clock.h"
+
+#define clk_is_primary(x) ((x)->type & CLK_TYPE_PRIMARY)
+#define clk_is_pll1(x) ((x)->type & CLK_TYPE_PLL1)
+#define clk_is_pll2(x) ((x)->type & CLK_TYPE_PLL2)
+#define clk_is_programmable(x) ((x)->type & CLK_TYPE_PROGRAMMABLE)
+#define clk_is_bypassable(x) ((x)->type & CLK_TYPE_BYPASSABLE)
+
+#define clk_is_using_xtal(x) ((x)->mode & CLK_MODE_XTAL)
+
+static DEFINE_SPINLOCK(clk_lock);
+
+static void __clk_enable(struct clk *clk)
+{
+ if (!clk)
+ return;
+
+ /* enable parent clock first */
+ if (clk->parent)
+ __clk_enable(clk->parent);
+
+ if (clk->use_cnt++ == 0) {
+ if (clk_is_pll1(clk)) { /* PLL1 */
+ chipcHw_pll1Enable(clk->rate_hz, 0);
+ } else if (clk_is_pll2(clk)) { /* PLL2 */
+ chipcHw_pll2Enable(clk->rate_hz);
+ } else if (clk_is_using_xtal(clk)) { /* source is crystal */
+ if (!clk_is_primary(clk))
+ chipcHw_bypassClockEnable(clk->csp_id);
+ } else { /* source is PLL */
+ chipcHw_setClockEnable(clk->csp_id);
+ }
+ }
+}
+
+int clk_enable(struct clk *clk)
+{
+ unsigned long flags;
+
+ if (!clk)
+ return -EINVAL;
+
+ spin_lock_irqsave(&clk_lock, flags);
+ __clk_enable(clk);
+ spin_unlock_irqrestore(&clk_lock, flags);
+
+ return 0;
+}
+EXPORT_SYMBOL(clk_enable);
+
+static void __clk_disable(struct clk *clk)
+{
+ if (!clk)
+ return;
+
+ BUG_ON(clk->use_cnt == 0);
+
+ if (--clk->use_cnt == 0) {
+ if (clk_is_pll1(clk)) { /* PLL1 */
+ chipcHw_pll1Disable();
+ } else if (clk_is_pll2(clk)) { /* PLL2 */
+ chipcHw_pll2Disable();
+ } else if (clk_is_using_xtal(clk)) { /* source is crystal */
+ if (!clk_is_primary(clk))
+ chipcHw_bypassClockDisable(clk->csp_id);
+ } else { /* source is PLL */
+ chipcHw_setClockDisable(clk->csp_id);
+ }
+ }
+
+ if (clk->parent)
+ __clk_disable(clk->parent);
+}
+
+void clk_disable(struct clk *clk)
+{
+ unsigned long flags;
+
+ if (!clk)
+ return;
+
+ spin_lock_irqsave(&clk_lock, flags);
+ __clk_disable(clk);
+ spin_unlock_irqrestore(&clk_lock, flags);
+}
+EXPORT_SYMBOL(clk_disable);
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+ if (!clk)
+ return 0;
+
+ return clk->rate_hz;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned long flags;
+ unsigned long actual;
+ unsigned long rate_hz;
+
+ if (!clk)
+ return -EINVAL;
+
+ if (!clk_is_programmable(clk))
+ return -EINVAL;
+
+ if (clk->use_cnt)
+ return -EBUSY;
+
+ spin_lock_irqsave(&clk_lock, flags);
+ actual = clk->parent->rate_hz;
+ rate_hz = min(actual, rate);
+ spin_unlock_irqrestore(&clk_lock, flags);
+
+ return rate_hz;
+}
+EXPORT_SYMBOL(clk_round_rate);
+
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned long flags;
+ unsigned long actual;
+ unsigned long rate_hz;
+
+ if (!clk)
+ return -EINVAL;
+
+ if (!clk_is_programmable(clk))
+ return -EINVAL;
+
+ if (clk->use_cnt)
+ return -EBUSY;
+
+ spin_lock_irqsave(&clk_lock, flags);
+ actual = clk->parent->rate_hz;
+ rate_hz = min(actual, rate);
+ rate_hz = chipcHw_setClockFrequency(clk->csp_id, rate_hz);
+ clk->rate_hz = rate_hz;
+ spin_unlock_irqrestore(&clk_lock, flags);
+
+ return 0;
+}
+EXPORT_SYMBOL(clk_set_rate);
+
+struct clk *clk_get_parent(struct clk *clk)
+{
+ if (!clk)
+ return NULL;
+
+ return clk->parent;
+}
+EXPORT_SYMBOL(clk_get_parent);
+
+int clk_set_parent(struct clk *clk, struct clk *parent)
+{
+ unsigned long flags;
+ struct clk *old_parent;
+
+ if (!clk || !parent)
+ return -EINVAL;
+
+ if (!clk_is_primary(parent) || !clk_is_bypassable(clk))
+ return -EINVAL;
+
+ /* if more than one user, parent is not allowed */
+ if (clk->use_cnt > 1)
+ return -EBUSY;
+
+ if (clk->parent == parent)
+ return 0;
+
+ spin_lock_irqsave(&clk_lock, flags);
+ old_parent = clk->parent;
+ clk->parent = parent;
+ if (clk_is_using_xtal(parent))
+ clk->mode |= CLK_MODE_XTAL;
+ else
+ clk->mode &= (~CLK_MODE_XTAL);
+
+ /* if clock is active */
+ if (clk->use_cnt != 0) {
+ clk->use_cnt--;
+ /* enable clock with the new parent */
+ __clk_enable(clk);
+ /* disable the old parent */
+ __clk_disable(old_parent);
+ }
+ spin_unlock_irqrestore(&clk_lock, flags);
+
+ return 0;
+}
+EXPORT_SYMBOL(clk_set_parent);
diff --git a/arch/arm/mach-bcmring/clock.h b/arch/arm/mach-bcmring/clock.h
new file mode 100644
index 00000000000..5e0b9813897
--- /dev/null
+++ b/arch/arm/mach-bcmring/clock.h
@@ -0,0 +1,33 @@
+/*****************************************************************************
+* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+#include <mach/csp/chipcHw_def.h>
+
+#define CLK_TYPE_PRIMARY 1 /* primary clock must NOT have a parent */
+#define CLK_TYPE_PLL1 2 /* PPL1 */
+#define CLK_TYPE_PLL2 4 /* PPL2 */
+#define CLK_TYPE_PROGRAMMABLE 8 /* programmable clock rate */
+#define CLK_TYPE_BYPASSABLE 16 /* parent can be changed */
+
+#define CLK_MODE_XTAL 1 /* clock source is from crystal */
+
+struct clk {
+ const char *name; /* clock name */
+ unsigned int type; /* clock type */
+ unsigned int mode; /* current mode */
+ volatile int use_bypass; /* indicate if it's in bypass mode */
+ chipcHw_CLOCK_e csp_id; /* clock ID for CSP CHIPC */
+ unsigned long rate_hz; /* clock rate in Hz */
+ unsigned int use_cnt; /* usage count */
+ struct clk *parent; /* parent clock */
+};
diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c
new file mode 100644
index 00000000000..492c649f451
--- /dev/null
+++ b/arch/arm/mach-bcmring/core.c
@@ -0,0 +1,367 @@
+/*
+ * derived from linux/arch/arm/mach-versatile/core.c
+ * linux/arch/arm/mach-bcmring/core.c
+ *
+ * Copyright (C) 1999 - 2003 ARM Limited
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+/* Portions copyright Broadcom 2008 */
+
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/sysdev.h>
+#include <linux/interrupt.h>
+#include <linux/amba/bus.h>
+#include <linux/clocksource.h>
+#include <linux/clockchips.h>
+
+#include <linux/amba/bus.h>
+#include <mach/csp/mm_addr.h>
+#include <mach/hardware.h>
+#include <asm/clkdev.h>
+#include <linux/io.h>
+#include <asm/irq.h>
+#include <asm/hardware/arm_timer.h>
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+#include <asm/mach/mmc.h>
+
+#include <cfg_global.h>
+
+#include "clock.h"
+
+#include <csp/secHw.h>
+#include <mach/csp/secHw_def.h>
+#include <mach/csp/chipcHw_inline.h>
+#include <mach/csp/tmrHw_reg.h>
+
+#define AMBA_DEVICE(name, initname, base, plat, size) \
+static struct amba_device name##_device = { \
+ .dev = { \
+ .coherent_dma_mask = ~0, \
+ .init_name = initname, \
+ .platform_data = plat \
+ }, \
+ .res = { \
+ .start = MM_ADDR_IO_##base, \
+ .end = MM_ADDR_IO_##base + (size) - 1, \
+ .flags = IORESOURCE_MEM \
+ }, \
+ .dma_mask = ~0, \
+ .irq = { \
+ IRQ_##base \
+ } \
+}
+
+
+AMBA_DEVICE(uartA, "uarta", UARTA, NULL, SZ_4K);
+AMBA_DEVICE(uartB, "uartb", UARTB, NULL, SZ_4K);
+
+static struct clk pll1_clk = {
+ .name = "PLL1",
+ .type = CLK_TYPE_PRIMARY | CLK_TYPE_PLL1,
+ .rate_hz = 2000000000,
+ .use_cnt = 7,
+};
+
+static struct clk uart_clk = {
+ .name = "UART",
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .csp_id = chipcHw_CLOCK_UART,
+ .rate_hz = HW_CFG_UART_CLK_HZ,
+ .parent = &pll1_clk,
+};
+
+static struct clk_lookup lookups[] = {
+ { /* UART0 */
+ .dev_id = "uarta",
+ .clk = &uart_clk,
+ }, { /* UART1 */
+ .dev_id = "uartb",
+ .clk = &uart_clk,
+ }
+};
+
+static struct amba_device *amba_devs[] __initdata = {
+ &uartA_device,
+ &uartB_device,
+};
+
+void __init bcmring_amba_init(void)
+{
+ int i;
+ u32 bus_clock;
+
+/* Linux is run initially in non-secure mode. Secure peripherals */
+/* generate FIQ, and must be handled in secure mode. Until we have */
+/* a linux security monitor implementation, keep everything in */
+/* non-secure mode. */
+ chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_SPU);
+ secHw_setUnsecure(secHw_BLK_MASK_CHIP_CONTROL |
+ secHw_BLK_MASK_KEY_SCAN |
+ secHw_BLK_MASK_TOUCH_SCREEN |
+ secHw_BLK_MASK_UART0 |
+ secHw_BLK_MASK_UART1 |
+ secHw_BLK_MASK_WATCHDOG |
+ secHw_BLK_MASK_SPUM |
+ secHw_BLK_MASK_DDR2 |
+ secHw_BLK_MASK_SPU |
+ secHw_BLK_MASK_PKA |
+ secHw_BLK_MASK_RNG |
+ secHw_BLK_MASK_RTC |
+ secHw_BLK_MASK_OTP |
+ secHw_BLK_MASK_BOOT |
+ secHw_BLK_MASK_MPU |
+ secHw_BLK_MASK_TZCTRL | secHw_BLK_MASK_INTR);
+
+ /* Only the devices attached to the AMBA bus are enabled just before the bus is */
+ /* scanned and the drivers are loaded. The clocks need to be on for the AMBA bus */
+ /* driver to access these blocks. The bus is probed, and the drivers are loaded. */
+ /* FIXME Need to remove enable of PIF once CLCD clock enable used properly in FPGA. */
+ bus_clock = chipcHw_REG_BUS_CLOCK_GE
+ | chipcHw_REG_BUS_CLOCK_SDIO0 | chipcHw_REG_BUS_CLOCK_SDIO1;
+
+ chipcHw_busInterfaceClockEnable(bus_clock);
+
+ for (i = 0; i < ARRAY_SIZE(lookups); i++)
+ clkdev_add(&lookups[i]);
+
+ for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
+ struct amba_device *d = amba_devs[i];
+ amba_device_register(d, &iomem_resource);
+ }
+}
+
+/*
+ * Where is the timer (VA)?
+ */
+#define TIMER0_VA_BASE MM_IO_BASE_TMR
+#define TIMER1_VA_BASE (MM_IO_BASE_TMR + 0x20)
+#define TIMER2_VA_BASE (MM_IO_BASE_TMR + 0x40)
+#define TIMER3_VA_BASE (MM_IO_BASE_TMR + 0x60)
+
+/* Timer 0 - 25 MHz, Timer3 at bus clock rate, typically 150-166 MHz */
+#if defined(CONFIG_ARCH_FPGA11107)
+/* fpga cpu/bus are currently 30 times slower so scale frequency as well to */
+/* slow down Linux's sense of time */
+#define TIMER0_FREQUENCY_MHZ (tmrHw_LOW_FREQUENCY_MHZ * 30)
+#define TIMER1_FREQUENCY_MHZ (tmrHw_LOW_FREQUENCY_MHZ * 30)
+#define TIMER3_FREQUENCY_MHZ (tmrHw_HIGH_FREQUENCY_MHZ * 30)
+#define TIMER3_FREQUENCY_KHZ (tmrHw_HIGH_FREQUENCY_HZ / 1000 * 30)
+#else
+#define TIMER0_FREQUENCY_MHZ tmrHw_LOW_FREQUENCY_MHZ
+#define TIMER1_FREQUENCY_MHZ tmrHw_LOW_FREQUENCY_MHZ
+#define TIMER3_FREQUENCY_MHZ tmrHw_HIGH_FREQUENCY_MHZ
+#define TIMER3_FREQUENCY_KHZ (tmrHw_HIGH_FREQUENCY_HZ / 1000)
+#endif
+
+#define TICKS_PER_uSEC TIMER0_FREQUENCY_MHZ
+
+/*
+ * These are useconds NOT ticks.
+ *
+ */
+#define mSEC_1 1000
+#define mSEC_5 (mSEC_1 * 5)
+#define mSEC_10 (mSEC_1 * 10)
+#define mSEC_25 (mSEC_1 * 25)
+#define SEC_1 (mSEC_1 * 1000)
+
+/*
+ * How long is the timer interval?
+ */
+#define TIMER_INTERVAL (TICKS_PER_uSEC * mSEC_10)
+#if TIMER_INTERVAL >= 0x100000
+#define TIMER_RELOAD (TIMER_INTERVAL >> 8)
+#define TIMER_DIVISOR (TIMER_CTRL_DIV256)
+#define TICKS2USECS(x) (256 * (x) / TICKS_PER_uSEC)
+#elif TIMER_INTERVAL >= 0x10000
+#define TIMER_RELOAD (TIMER_INTERVAL >> 4) /* Divide by 16 */
+#define TIMER_DIVISOR (TIMER_CTRL_DIV16)
+#define TICKS2USECS(x) (16 * (x) / TICKS_PER_uSEC)
+#else
+#define TIMER_RELOAD (TIMER_INTERVAL)
+#define TIMER_DIVISOR (TIMER_CTRL_DIV1)
+#define TICKS2USECS(x) ((x) / TICKS_PER_uSEC)
+#endif
+
+static void timer_set_mode(enum clock_event_mode mode,
+ struct clock_event_device *clk)
+{
+ unsigned long ctrl;
+
+ switch (mode) {
+ case CLOCK_EVT_MODE_PERIODIC:
+ writel(TIMER_RELOAD, TIMER0_VA_BASE + TIMER_LOAD);
+
+ ctrl = TIMER_CTRL_PERIODIC;
+ ctrl |=
+ TIMER_DIVISOR | TIMER_CTRL_32BIT | TIMER_CTRL_IE |
+ TIMER_CTRL_ENABLE;
+ break;
+ case CLOCK_EVT_MODE_ONESHOT:
+ /* period set, and timer enabled in 'next_event' hook */
+ ctrl = TIMER_CTRL_ONESHOT;
+ ctrl |= TIMER_DIVISOR | TIMER_CTRL_32BIT | TIMER_CTRL_IE;
+ break;
+ case CLOCK_EVT_MODE_UNUSED:
+ case CLOCK_EVT_MODE_SHUTDOWN:
+ default:
+ ctrl = 0;
+ }
+
+ writel(ctrl, TIMER0_VA_BASE + TIMER_CTRL);
+}
+
+static int timer_set_next_event(unsigned long evt,
+ struct clock_event_device *unused)
+{
+ unsigned long ctrl = readl(TIMER0_VA_BASE + TIMER_CTRL);
+
+ writel(evt, TIMER0_VA_BASE + TIMER_LOAD);
+ writel(ctrl | TIMER_CTRL_ENABLE, TIMER0_VA_BASE + TIMER_CTRL);
+
+ return 0;
+}
+
+static struct clock_event_device timer0_clockevent = {
+ .name = "timer0",
+ .shift = 32,
+ .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+ .set_mode = timer_set_mode,
+ .set_next_event = timer_set_next_event,
+};
+
+/*
+ * IRQ handler for the timer
+ */
+static irqreturn_t bcmring_timer_interrupt(int irq, void *dev_id)
+{
+ struct clock_event_device *evt = &timer0_clockevent;
+
+ writel(1, TIMER0_VA_BASE + TIMER_INTCLR);
+
+ evt->event_handler(evt);
+
+ return IRQ_HANDLED;
+}
+
+static struct irqaction bcmring_timer_irq = {
+ .name = "bcmring Timer Tick",
+ .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+ .handler = bcmring_timer_interrupt,
+};
+
+static cycle_t bcmring_get_cycles_timer1(void)
+{
+ return ~readl(TIMER1_VA_BASE + TIMER_VALUE);
+}
+
+static cycle_t bcmring_get_cycles_timer3(void)
+{
+ return ~readl(TIMER3_VA_BASE + TIMER_VALUE);
+}
+
+static struct clocksource clocksource_bcmring_timer1 = {
+ .name = "timer1",
+ .rating = 200,
+ .read = bcmring_get_cycles_timer1,
+ .mask = CLOCKSOURCE_MASK(32),
+ .shift = 20,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+static struct clocksource clocksource_bcmring_timer3 = {
+ .name = "timer3",
+ .rating = 100,
+ .read = bcmring_get_cycles_timer3,
+ .mask = CLOCKSOURCE_MASK(32),
+ .shift = 20,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+static int __init bcmring_clocksource_init(void)
+{
+ /* setup timer1 as free-running clocksource */
+ writel(0, TIMER1_VA_BASE + TIMER_CTRL);
+ writel(0xffffffff, TIMER1_VA_BASE + TIMER_LOAD);
+ writel(0xffffffff, TIMER1_VA_BASE + TIMER_VALUE);
+ writel(TIMER_CTRL_32BIT | TIMER_CTRL_ENABLE | TIMER_CTRL_PERIODIC,
+ TIMER1_VA_BASE + TIMER_CTRL);
+
+ clocksource_bcmring_timer1.mult =
+ clocksource_khz2mult(TIMER1_FREQUENCY_MHZ * 1000,
+ clocksource_bcmring_timer1.shift);
+ clocksource_register(&clocksource_bcmring_timer1);
+
+ /* setup timer3 as free-running clocksource */
+ writel(0, TIMER3_VA_BASE + TIMER_CTRL);
+ writel(0xffffffff, TIMER3_VA_BASE + TIMER_LOAD);
+ writel(0xffffffff, TIMER3_VA_BASE + TIMER_VALUE);
+ writel(TIMER_CTRL_32BIT | TIMER_CTRL_ENABLE | TIMER_CTRL_PERIODIC,
+ TIMER3_VA_BASE + TIMER_CTRL);
+
+ clocksource_bcmring_timer3.mult =
+ clocksource_khz2mult(TIMER3_FREQUENCY_KHZ,
+ clocksource_bcmring_timer3.shift);
+ clocksource_register(&clocksource_bcmring_timer3);
+
+ return 0;
+}
+
+/*
+ * Set up timer interrupt, and return the current time in seconds.
+ */
+void __init bcmring_init_timer(void)
+{
+ printk(KERN_INFO "bcmring_init_timer\n");
+ /*
+ * Initialise to a known state (all timers off)
+ */
+ writel(0, TIMER0_VA_BASE + TIMER_CTRL);
+ writel(0, TIMER1_VA_BASE + TIMER_CTRL);
+ writel(0, TIMER2_VA_BASE + TIMER_CTRL);
+ writel(0, TIMER3_VA_BASE + TIMER_CTRL);
+
+ /*
+ * Make irqs happen for the system timer
+ */
+ setup_irq(IRQ_TIMER0, &bcmring_timer_irq);
+
+ bcmring_clocksource_init();
+
+ timer0_clockevent.mult =
+ div_sc(1000000, NSEC_PER_SEC, timer0_clockevent.shift);
+ timer0_clockevent.max_delta_ns =
+ clockevent_delta2ns(0xffffffff, &timer0_clockevent);
+ timer0_clockevent.min_delta_ns =
+ clockevent_delta2ns(0xf, &timer0_clockevent);
+
+ timer0_clockevent.cpumask = cpumask_of(0);
+ clockevents_register_device(&timer0_clockevent);
+}
+
+struct sys_timer bcmring_timer = {
+ .init = bcmring_init_timer,
+};
diff --git a/arch/arm/mach-bcmring/core.h b/arch/arm/mach-bcmring/core.h
new file mode 100644
index 00000000000..b197ba48e36
--- /dev/null
+++ b/arch/arm/mach-bcmring/core.h
@@ -0,0 +1,30 @@
+/*
+ * linux/arch/arm/mach-versatile/core.h
+ *
+ * Copyright (C) 2004 ARM Limited
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+/* Portions copyright Broadcom 2008 */
+#ifndef __ASM_ARCH_BCMRING_H
+#define __ASM_ARCH_BCMRING_H
+
+void __init bcmring_amba_init(void);
+void __init bcmring_map_io(void);
+void __init bcmring_init_irq(void);
+
+extern struct sys_timer bcmring_timer;
+#endif
diff --git a/arch/arm/mach-bcmring/csp/Makefile b/arch/arm/mach-bcmring/csp/Makefile
new file mode 100644
index 00000000000..648c0377530
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/Makefile
@@ -0,0 +1,3 @@
+obj-y += dmac/
+obj-y += tmr/
+obj-y += chipc/
diff --git a/arch/arm/mach-bcmring/csp/chipc/Makefile b/arch/arm/mach-bcmring/csp/chipc/Makefile
new file mode 100644
index 00000000000..673952768ee
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/chipc/Makefile
@@ -0,0 +1 @@
+obj-y += chipcHw.o chipcHw_str.o chipcHw_reset.o chipcHw_init.o
diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw.c
new file mode 100644
index 00000000000..b3a61d860c6
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/chipc/chipcHw.c
@@ -0,0 +1,776 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file chipcHw.c
+*
+* @brief Low level Various CHIP clock controlling routines
+*
+* @note
+*
+* These routines provide basic clock controlling functionality only.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/errno.h>
+#include <csp/stdint.h>
+#include <csp/module.h>
+
+#include <mach/csp/chipcHw_def.h>
+#include <mach/csp/chipcHw_inline.h>
+
+#include <csp/reg.h>
+#include <csp/delay.h>
+
+/* ---- Private Constants and Types --------------------------------------- */
+
+/* VPM alignment algorithm uses this */
+#define MAX_PHASE_ADJUST_COUNT 0xFFFF /* Max number of times allowed to adjust the phase */
+#define MAX_PHASE_ALIGN_ATTEMPTS 10 /* Max number of attempt to align the phase */
+
+/* Local definition of clock type */
+#define PLL_CLOCK 1 /* PLL Clock */
+#define NON_PLL_CLOCK 2 /* Divider clock */
+
+static int chipcHw_divide(int num, int denom)
+ __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Set clock fequency for miscellaneous configurable clocks
+*
+* This function sets clock frequency
+*
+* @return Configured clock frequency in hertz
+*
+*/
+/****************************************************************************/
+chipcHw_freq chipcHw_getClockFrequency(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ ) {
+ volatile uint32_t *pPLLReg = (uint32_t *) 0x0;
+ volatile uint32_t *pClockCtrl = (uint32_t *) 0x0;
+ volatile uint32_t *pDependentClock = (uint32_t *) 0x0;
+ uint32_t vcoFreqPll1Hz = 0; /* Effective VCO frequency for PLL1 in Hz */
+ uint32_t vcoFreqPll2Hz = 0; /* Effective VCO frequency for PLL2 in Hz */
+ uint32_t dependentClockType = 0;
+ uint32_t vcoHz = 0;
+
+ /* Get VCO frequencies */
+ if ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) != chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) {
+ uint64_t adjustFreq = 0;
+
+ vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+
+ /* Adjusted frequency due to chipcHw_REG_PLL_DIVIDER_NDIV_f_SS */
+ adjustFreq = (uint64_t) chipcHw_XTAL_FREQ_Hz *
+ (uint64_t) chipcHw_REG_PLL_DIVIDER_NDIV_f_SS *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, (chipcHw_REG_PLL_PREDIVIDER_P2 * (uint64_t) chipcHw_REG_PLL_DIVIDER_FRAC));
+ vcoFreqPll1Hz += (uint32_t) adjustFreq;
+ } else {
+ vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+ }
+ vcoFreqPll2Hz =
+ chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider2 & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+
+ switch (clock) {
+ case chipcHw_CLOCK_DDR:
+ pPLLReg = &pChipcHw->DDRClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ARM:
+ pPLLReg = &pChipcHw->ARMClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ESW:
+ pPLLReg = &pChipcHw->ESWClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_VPM:
+ pPLLReg = &pChipcHw->VPMClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ESW125:
+ pPLLReg = &pChipcHw->ESW125Clock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_UART:
+ pPLLReg = &pChipcHw->UARTClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SDIO0:
+ pPLLReg = &pChipcHw->SDIO0Clock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SDIO1:
+ pPLLReg = &pChipcHw->SDIO1Clock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SPI:
+ pPLLReg = &pChipcHw->SPIClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ETM:
+ pPLLReg = &pChipcHw->ETMClock;
+ vcoHz = vcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_USB:
+ pPLLReg = &pChipcHw->USBClock;
+ vcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_LCD:
+ pPLLReg = &pChipcHw->LCDClock;
+ vcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_APM:
+ pPLLReg = &pChipcHw->APMClock;
+ vcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_BUS:
+ pClockCtrl = &pChipcHw->ACLKClock;
+ pDependentClock = &pChipcHw->ARMClock;
+ vcoHz = vcoFreqPll1Hz;
+ dependentClockType = PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_OTP:
+ pClockCtrl = &pChipcHw->OTPClock;
+ break;
+ case chipcHw_CLOCK_I2C:
+ pClockCtrl = &pChipcHw->I2CClock;
+ break;
+ case chipcHw_CLOCK_I2S0:
+ pClockCtrl = &pChipcHw->I2S0Clock;
+ break;
+ case chipcHw_CLOCK_RTBUS:
+ pClockCtrl = &pChipcHw->RTBUSClock;
+ pDependentClock = &pChipcHw->ACLKClock;
+ dependentClockType = NON_PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_APM100:
+ pClockCtrl = &pChipcHw->APM100Clock;
+ pDependentClock = &pChipcHw->APMClock;
+ vcoHz = vcoFreqPll2Hz;
+ dependentClockType = PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_TSC:
+ pClockCtrl = &pChipcHw->TSCClock;
+ break;
+ case chipcHw_CLOCK_LED:
+ pClockCtrl = &pChipcHw->LEDClock;
+ break;
+ case chipcHw_CLOCK_I2S1:
+ pClockCtrl = &pChipcHw->I2S1Clock;
+ break;
+ }
+
+ if (pPLLReg) {
+ /* Obtain PLL clock frequency */
+ if (*pPLLReg & chipcHw_REG_PLL_CLOCK_BYPASS_SELECT) {
+ /* Return crystal clock frequency when bypassed */
+ return chipcHw_XTAL_FREQ_Hz;
+ } else if (clock == chipcHw_CLOCK_DDR) {
+ /* DDR frequency is configured in PLLDivider register */
+ return chipcHw_divide (vcoHz, (((pChipcHw->PLLDivider & 0xFF000000) >> 24) ? ((pChipcHw->PLLDivider & 0xFF000000) >> 24) : 256));
+ } else {
+ /* From chip revision number B0, LCD clock is internally divided by 2 */
+ if ((pPLLReg == &pChipcHw->LCDClock) && (chipcHw_getChipRevisionNumber() != chipcHw_REV_NUMBER_A0)) {
+ vcoHz >>= 1;
+ }
+ /* Obtain PLL clock frequency using VCO dividers */
+ return chipcHw_divide(vcoHz, ((*pPLLReg & chipcHw_REG_PLL_CLOCK_MDIV_MASK) ? (*pPLLReg & chipcHw_REG_PLL_CLOCK_MDIV_MASK) : 256));
+ }
+ } else if (pClockCtrl) {
+ /* Obtain divider clock frequency */
+ uint32_t div;
+ uint32_t freq = 0;
+
+ if (*pClockCtrl & chipcHw_REG_DIV_CLOCK_BYPASS_SELECT) {
+ /* Return crystal clock frequency when bypassed */
+ return chipcHw_XTAL_FREQ_Hz;
+ } else if (pDependentClock) {
+ /* Identify the dependent clock frequency */
+ switch (dependentClockType) {
+ case PLL_CLOCK:
+ if (*pDependentClock & chipcHw_REG_PLL_CLOCK_BYPASS_SELECT) {
+ /* Use crystal clock frequency when dependent PLL clock is bypassed */
+ freq = chipcHw_XTAL_FREQ_Hz;
+ } else {
+ /* Obtain PLL clock frequency using VCO dividers */
+ div = *pDependentClock & chipcHw_REG_PLL_CLOCK_MDIV_MASK;
+ freq = div ? chipcHw_divide(vcoHz, div) : 0;
+ }
+ break;
+ case NON_PLL_CLOCK:
+ if (pDependentClock == (uint32_t *) &pChipcHw->ACLKClock) {
+ freq = chipcHw_getClockFrequency (chipcHw_CLOCK_BUS);
+ } else {
+ if (*pDependentClock & chipcHw_REG_DIV_CLOCK_BYPASS_SELECT) {
+ /* Use crystal clock frequency when dependent divider clock is bypassed */
+ freq = chipcHw_XTAL_FREQ_Hz;
+ } else {
+ /* Obtain divider clock frequency using XTAL dividers */
+ div = *pDependentClock & chipcHw_REG_DIV_CLOCK_DIV_MASK;
+ freq = chipcHw_divide (chipcHw_XTAL_FREQ_Hz, (div ? div : 256));
+ }
+ }
+ break;
+ }
+ } else {
+ /* Dependent on crystal clock */
+ freq = chipcHw_XTAL_FREQ_Hz;
+ }
+
+ div = *pClockCtrl & chipcHw_REG_DIV_CLOCK_DIV_MASK;
+ return chipcHw_divide(freq, (div ? div : 256));
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Set clock fequency for miscellaneous configurable clocks
+*
+* This function sets clock frequency
+*
+* @return Configured clock frequency in Hz
+*
+*/
+/****************************************************************************/
+chipcHw_freq chipcHw_setClockFrequency(chipcHw_CLOCK_e clock, /* [ IN ] Configurable clock */
+ uint32_t freq /* [ IN ] Clock frequency in Hz */
+ ) {
+ volatile uint32_t *pPLLReg = (uint32_t *) 0x0;
+ volatile uint32_t *pClockCtrl = (uint32_t *) 0x0;
+ volatile uint32_t *pDependentClock = (uint32_t *) 0x0;
+ uint32_t vcoFreqPll1Hz = 0; /* Effective VCO frequency for PLL1 in Hz */
+ uint32_t desVcoFreqPll1Hz = 0; /* Desired VCO frequency for PLL1 in Hz */
+ uint32_t vcoFreqPll2Hz = 0; /* Effective VCO frequency for PLL2 in Hz */
+ uint32_t dependentClockType = 0;
+ uint32_t vcoHz = 0;
+ uint32_t desVcoHz = 0;
+
+ /* Get VCO frequencies */
+ if ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) != chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) {
+ uint64_t adjustFreq = 0;
+
+ vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+
+ /* Adjusted frequency due to chipcHw_REG_PLL_DIVIDER_NDIV_f_SS */
+ adjustFreq = (uint64_t) chipcHw_XTAL_FREQ_Hz *
+ (uint64_t) chipcHw_REG_PLL_DIVIDER_NDIV_f_SS *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, (chipcHw_REG_PLL_PREDIVIDER_P2 * (uint64_t) chipcHw_REG_PLL_DIVIDER_FRAC));
+ vcoFreqPll1Hz += (uint32_t) adjustFreq;
+
+ /* Desired VCO frequency */
+ desVcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ (((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) + 1);
+ } else {
+ vcoFreqPll1Hz = desVcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz *
+ chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+ }
+ vcoFreqPll2Hz = chipcHw_XTAL_FREQ_Hz * chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) *
+ ((pChipcHw->PLLPreDivider2 & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >>
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT);
+
+ switch (clock) {
+ case chipcHw_CLOCK_DDR:
+ /* Configure the DDR_ctrl:BUS ratio settings */
+ {
+ REG_LOCAL_IRQ_SAVE;
+ /* Dvide DDR_phy by two to obtain DDR_ctrl clock */
+ pChipcHw->DDRClock = (pChipcHw->DDRClock & ~chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK) | ((((freq / 2) / chipcHw_getClockFrequency(chipcHw_CLOCK_BUS)) - 1)
+ << chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT);
+ REG_LOCAL_IRQ_RESTORE;
+ }
+ pPLLReg = &pChipcHw->DDRClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ARM:
+ pPLLReg = &pChipcHw->ARMClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ESW:
+ pPLLReg = &pChipcHw->ESWClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_VPM:
+ /* Configure the VPM:BUS ratio settings */
+ {
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMClock = (pChipcHw->VPMClock & ~chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK) | ((chipcHw_divide (freq, chipcHw_getClockFrequency(chipcHw_CLOCK_BUS)) - 1)
+ << chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT);
+ REG_LOCAL_IRQ_RESTORE;
+ }
+ pPLLReg = &pChipcHw->VPMClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ESW125:
+ pPLLReg = &pChipcHw->ESW125Clock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_UART:
+ pPLLReg = &pChipcHw->UARTClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SDIO0:
+ pPLLReg = &pChipcHw->SDIO0Clock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SDIO1:
+ pPLLReg = &pChipcHw->SDIO1Clock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_SPI:
+ pPLLReg = &pChipcHw->SPIClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_ETM:
+ pPLLReg = &pChipcHw->ETMClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ break;
+ case chipcHw_CLOCK_USB:
+ pPLLReg = &pChipcHw->USBClock;
+ vcoHz = vcoFreqPll2Hz;
+ desVcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_LCD:
+ pPLLReg = &pChipcHw->LCDClock;
+ vcoHz = vcoFreqPll2Hz;
+ desVcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_APM:
+ pPLLReg = &pChipcHw->APMClock;
+ vcoHz = vcoFreqPll2Hz;
+ desVcoHz = vcoFreqPll2Hz;
+ break;
+ case chipcHw_CLOCK_BUS:
+ pClockCtrl = &pChipcHw->ACLKClock;
+ pDependentClock = &pChipcHw->ARMClock;
+ vcoHz = vcoFreqPll1Hz;
+ desVcoHz = desVcoFreqPll1Hz;
+ dependentClockType = PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_OTP:
+ pClockCtrl = &pChipcHw->OTPClock;
+ break;
+ case chipcHw_CLOCK_I2C:
+ pClockCtrl = &pChipcHw->I2CClock;
+ break;
+ case chipcHw_CLOCK_I2S0:
+ pClockCtrl = &pChipcHw->I2S0Clock;
+ break;
+ case chipcHw_CLOCK_RTBUS:
+ pClockCtrl = &pChipcHw->RTBUSClock;
+ pDependentClock = &pChipcHw->ACLKClock;
+ dependentClockType = NON_PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_APM100:
+ pClockCtrl = &pChipcHw->APM100Clock;
+ pDependentClock = &pChipcHw->APMClock;
+ vcoHz = vcoFreqPll2Hz;
+ desVcoHz = vcoFreqPll2Hz;
+ dependentClockType = PLL_CLOCK;
+ break;
+ case chipcHw_CLOCK_TSC:
+ pClockCtrl = &pChipcHw->TSCClock;
+ break;
+ case chipcHw_CLOCK_LED:
+ pClockCtrl = &pChipcHw->LEDClock;
+ break;
+ case chipcHw_CLOCK_I2S1:
+ pClockCtrl = &pChipcHw->I2S1Clock;
+ break;
+ }
+
+ if (pPLLReg) {
+ /* Select XTAL as bypass source */
+ reg32_modify_and(pPLLReg, ~chipcHw_REG_PLL_CLOCK_SOURCE_GPIO);
+ reg32_modify_or(pPLLReg, chipcHw_REG_PLL_CLOCK_BYPASS_SELECT);
+ /* For DDR settings use only the PLL divider clock */
+ if (pPLLReg == &pChipcHw->DDRClock) {
+ /* Set M1DIV for PLL1, which controls the DDR clock */
+ reg32_write(&pChipcHw->PLLDivider, (pChipcHw->PLLDivider & 0x00FFFFFF) | ((chipcHw_REG_PLL_DIVIDER_MDIV (desVcoHz, freq)) << 24));
+ /* Calculate expected frequency */
+ freq = chipcHw_divide(vcoHz, (((pChipcHw->PLLDivider & 0xFF000000) >> 24) ? ((pChipcHw->PLLDivider & 0xFF000000) >> 24) : 256));
+ } else {
+ /* From chip revision number B0, LCD clock is internally divided by 2 */
+ if ((pPLLReg == &pChipcHw->LCDClock) && (chipcHw_getChipRevisionNumber() != chipcHw_REV_NUMBER_A0)) {
+ desVcoHz >>= 1;
+ vcoHz >>= 1;
+ }
+ /* Set MDIV to change the frequency */
+ reg32_modify_and(pPLLReg, ~(chipcHw_REG_PLL_CLOCK_MDIV_MASK));
+ reg32_modify_or(pPLLReg, chipcHw_REG_PLL_DIVIDER_MDIV(desVcoHz, freq));
+ /* Calculate expected frequency */
+ freq = chipcHw_divide(vcoHz, ((*(pPLLReg) & chipcHw_REG_PLL_CLOCK_MDIV_MASK) ? (*(pPLLReg) & chipcHw_REG_PLL_CLOCK_MDIV_MASK) : 256));
+ }
+ /* Wait for for atleast 200ns as per the protocol to change frequency */
+ udelay(1);
+ /* Do not bypass */
+ reg32_modify_and(pPLLReg, ~chipcHw_REG_PLL_CLOCK_BYPASS_SELECT);
+ /* Return the configured frequency */
+ return freq;
+ } else if (pClockCtrl) {
+ uint32_t divider = 0;
+
+ /* Divider clock should not be bypassed */
+ reg32_modify_and(pClockCtrl,
+ ~chipcHw_REG_DIV_CLOCK_BYPASS_SELECT);
+
+ /* Identify the clock source */
+ if (pDependentClock) {
+ switch (dependentClockType) {
+ case PLL_CLOCK:
+ divider = chipcHw_divide(chipcHw_divide (desVcoHz, (*pDependentClock & chipcHw_REG_PLL_CLOCK_MDIV_MASK)), freq);
+ break;
+ case NON_PLL_CLOCK:
+ {
+ uint32_t sourceClock = 0;
+
+ if (pDependentClock == (uint32_t *) &pChipcHw->ACLKClock) {
+ sourceClock = chipcHw_getClockFrequency (chipcHw_CLOCK_BUS);
+ } else {
+ uint32_t div = *pDependentClock & chipcHw_REG_DIV_CLOCK_DIV_MASK;
+ sourceClock = chipcHw_divide (chipcHw_XTAL_FREQ_Hz, ((div) ? div : 256));
+ }
+ divider = chipcHw_divide(sourceClock, freq);
+ }
+ break;
+ }
+ } else {
+ divider = chipcHw_divide(chipcHw_XTAL_FREQ_Hz, freq);
+ }
+
+ if (divider) {
+ REG_LOCAL_IRQ_SAVE;
+ /* Set the divider to obtain the required frequency */
+ *pClockCtrl = (*pClockCtrl & (~chipcHw_REG_DIV_CLOCK_DIV_MASK)) | (((divider > 256) ? chipcHw_REG_DIV_CLOCK_DIV_256 : divider) & chipcHw_REG_DIV_CLOCK_DIV_MASK);
+ REG_LOCAL_IRQ_RESTORE;
+ return freq;
+ }
+ }
+
+ return 0;
+}
+
+EXPORT_SYMBOL(chipcHw_setClockFrequency);
+
+/****************************************************************************/
+/**
+* @brief Set VPM clock in sync with BUS clock for Chip Rev #A0
+*
+* This function does the phase adjustment between VPM and BUS clock
+*
+* @return >= 0 : On success (# of adjustment required)
+* -1 : On failure
+*
+*/
+/****************************************************************************/
+static int vpmPhaseAlignA0(void)
+{
+ uint32_t phaseControl;
+ uint32_t phaseValue;
+ uint32_t prevPhaseComp;
+ int iter = 0;
+ int adjustCount = 0;
+ int count = 0;
+
+ for (iter = 0; (iter < MAX_PHASE_ALIGN_ATTEMPTS) && (adjustCount < MAX_PHASE_ADJUST_COUNT); iter++) {
+ phaseControl = (pChipcHw->VPMClock & chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK) >> chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT;
+ phaseValue = 0;
+ prevPhaseComp = 0;
+
+ /* Step 1: Look for falling PH_COMP transition */
+
+ /* Read the contents of VPM Clock resgister */
+ phaseValue = pChipcHw->VPMClock;
+ do {
+ /* Store previous value of phase comparator */
+ prevPhaseComp = phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP;
+ /* Change the value of PH_CTRL. */
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ /* Read the contents of VPM Clock resgister. */
+ phaseValue = pChipcHw->VPMClock;
+
+ if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0x0) {
+ phaseControl = (0x3F & (phaseControl - 1));
+ } else {
+ /* Increment to the Phase count value for next write, if Phase is not stable. */
+ phaseControl = (0x3F & (phaseControl + 1));
+ }
+ /* Count number of adjustment made */
+ adjustCount++;
+ } while (((prevPhaseComp == (phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP)) || /* Look for a transition */
+ ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) != 0x0)) && /* Look for a falling edge */
+ (adjustCount < MAX_PHASE_ADJUST_COUNT) /* Do not exceed the limit while trying */
+ );
+
+ if (adjustCount >= MAX_PHASE_ADJUST_COUNT) {
+ /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */
+ return -1;
+ }
+
+ /* Step 2: Keep moving forward to make sure falling PH_COMP transition was valid */
+
+ for (count = 0; (count < 5) && ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0); count++) {
+ phaseControl = (0x3F & (phaseControl + 1));
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ phaseValue = pChipcHw->VPMClock;
+ /* Count number of adjustment made */
+ adjustCount++;
+ }
+
+ if (adjustCount >= MAX_PHASE_ADJUST_COUNT) {
+ /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */
+ return -1;
+ }
+
+ if (count != 5) {
+ /* Detected false transition */
+ continue;
+ }
+
+ /* Step 3: Keep moving backward to make sure falling PH_COMP transition was stable */
+
+ for (count = 0; (count < 3) && ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0); count++) {
+ phaseControl = (0x3F & (phaseControl - 1));
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ phaseValue = pChipcHw->VPMClock;
+ /* Count number of adjustment made */
+ adjustCount++;
+ }
+
+ if (adjustCount >= MAX_PHASE_ADJUST_COUNT) {
+ /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */
+ return -1;
+ }
+
+ if (count != 3) {
+ /* Detected noisy transition */
+ continue;
+ }
+
+ /* Step 4: Keep moving backward before the original transition took place. */
+
+ for (count = 0; (count < 5); count++) {
+ phaseControl = (0x3F & (phaseControl - 1));
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ phaseValue = pChipcHw->VPMClock;
+ /* Count number of adjustment made */
+ adjustCount++;
+ }
+
+ if (adjustCount >= MAX_PHASE_ADJUST_COUNT) {
+ /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */
+ return -1;
+ }
+
+ if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0) {
+ /* Detected false transition */
+ continue;
+ }
+
+ /* Step 5: Re discover the valid transition */
+
+ do {
+ /* Store previous value of phase comparator */
+ prevPhaseComp = phaseValue;
+ /* Change the value of PH_CTRL. */
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^=
+ chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ /* Read the contents of VPM Clock resgister. */
+ phaseValue = pChipcHw->VPMClock;
+
+ if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0x0) {
+ phaseControl = (0x3F & (phaseControl - 1));
+ } else {
+ /* Increment to the Phase count value for next write, if Phase is not stable. */
+ phaseControl = (0x3F & (phaseControl + 1));
+ }
+
+ /* Count number of adjustment made */
+ adjustCount++;
+ } while (((prevPhaseComp == (phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP)) || ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) != 0x0)) && (adjustCount < MAX_PHASE_ADJUST_COUNT));
+
+ if (adjustCount >= MAX_PHASE_ADJUST_COUNT) {
+ /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */
+ return -1;
+ } else {
+ /* Valid phase must have detected */
+ break;
+ }
+ }
+
+ /* For VPM Phase should be perfectly aligned. */
+ phaseControl = (((pChipcHw->VPMClock >> chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT) - 1) & 0x3F);
+ {
+ REG_LOCAL_IRQ_SAVE;
+
+ pChipcHw->VPMClock = (pChipcHw->VPMClock & ~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT);
+ /* Load new phase value */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+
+ REG_LOCAL_IRQ_RESTORE;
+ }
+ /* Return the status */
+ return (int)adjustCount;
+}
+
+/****************************************************************************/
+/**
+* @brief Set VPM clock in sync with BUS clock
+*
+* This function does the phase adjustment between VPM and BUS clock
+*
+* @return >= 0 : On success (# of adjustment required)
+* -1 : On failure
+*
+*/
+/****************************************************************************/
+int chipcHw_vpmPhaseAlign(void)
+{
+
+ if (chipcHw_getChipRevisionNumber() == chipcHw_REV_NUMBER_A0) {
+ return vpmPhaseAlignA0();
+ } else {
+ uint32_t phaseControl = chipcHw_getVpmPhaseControl();
+ uint32_t phaseValue = 0;
+ int adjustCount = 0;
+
+ /* Disable VPM access */
+ pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE;
+ /* Disable HW VPM phase alignment */
+ chipcHw_vpmHwPhaseAlignDisable();
+ /* Enable SW VPM phase alignment */
+ chipcHw_vpmSwPhaseAlignEnable();
+ /* Adjust VPM phase */
+ while (adjustCount < MAX_PHASE_ADJUST_COUNT) {
+ phaseValue = chipcHw_getVpmHwPhaseAlignStatus();
+
+ /* Adjust phase control value */
+ if (phaseValue > 0xF) {
+ /* Increment phase control value */
+ phaseControl++;
+ } else if (phaseValue < 0xF) {
+ /* Decrement phase control value */
+ phaseControl--;
+ } else {
+ /* Enable VPM access */
+ pChipcHw->Spare1 |= chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE;
+ /* Return adjust count */
+ return adjustCount;
+ }
+ /* Change the value of PH_CTRL. */
+ reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT));
+ /* Wait atleast 20 ns */
+ udelay(1);
+ /* Toggle the LOAD_CH after phase control is written. */
+ pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE;
+ /* Count adjustment */
+ adjustCount++;
+ }
+ }
+
+ /* Disable VPM access */
+ pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE;
+ return -1;
+}
+
+/****************************************************************************/
+/**
+* @brief Local Divide function
+*
+* This function does the divide
+*
+* @return divide value
+*
+*/
+/****************************************************************************/
+static int chipcHw_divide(int num, int denom)
+{
+ int r;
+ int t = 1;
+
+ /* Shift denom and t up to the largest value to optimize algorithm */
+ /* t contains the units of each divide */
+ while ((denom & 0x40000000) == 0) { /* fails if denom=0 */
+ denom = denom << 1;
+ t = t << 1;
+ }
+
+ /* Intialize the result */
+ r = 0;
+
+ do {
+ /* Determine if there exists a positive remainder */
+ if ((num - denom) >= 0) {
+ /* Accumlate t to the result and calculate a new remainder */
+ num = num - denom;
+ r = r + t;
+ }
+ /* Continue to shift denom and shift t down to 0 */
+ denom = denom >> 1;
+ t = t >> 1;
+ } while (t != 0);
+
+ return r;
+}
diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c
new file mode 100644
index 00000000000..367df75d4bb
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c
@@ -0,0 +1,293 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file chipcHw_init.c
+*
+* @brief Low level CHIPC PLL configuration functions
+*
+* @note
+*
+* These routines provide basic PLL controlling functionality only.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/errno.h>
+#include <csp/stdint.h>
+#include <csp/module.h>
+
+#include <mach/csp/chipcHw_def.h>
+#include <mach/csp/chipcHw_inline.h>
+
+#include <csp/reg.h>
+#include <csp/delay.h>
+/* ---- Private Constants and Types --------------------------------------- */
+
+/*
+ Calculation for NDIV_i to obtain VCO frequency
+ -----------------------------------------------
+
+ Freq_vco = Freq_ref * (P2 / P1) * (PLL_NDIV_i + PLL_NDIV_f)
+ for Freq_vco = VCO_FREQ_MHz
+ Freq_ref = chipcHw_XTAL_FREQ_Hz
+ PLL_P1 = PLL_P2 = 1
+ and
+ PLL_NDIV_f = 0
+
+ We get:
+ PLL_NDIV_i = Freq_vco / Freq_ref = VCO_FREQ_MHz / chipcHw_XTAL_FREQ_Hz
+
+ Calculation for PLL MDIV to obtain frequency Freq_x for channel x
+ -----------------------------------------------------------------
+ Freq_x = chipcHw_XTAL_FREQ_Hz * PLL_NDIV_i / PLL_MDIV_x = VCO_FREQ_MHz / PLL_MDIV_x
+
+ PLL_MDIV_x = VCO_FREQ_MHz / Freq_x
+*/
+
+/* ---- Private Variables ------------------------------------------------- */
+/****************************************************************************/
+/**
+* @brief Initializes the PLL2
+*
+* This function initializes the PLL2
+*
+*/
+/****************************************************************************/
+void chipcHw_pll2Enable(uint32_t vcoFreqHz)
+{
+ uint32_t pllPreDivider2 = 0;
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig2 =
+ chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET;
+
+ pllPreDivider2 = chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN |
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER |
+ (chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) <<
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P1 <<
+ chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P2 <<
+ chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT);
+
+ /* Enable CHIPC registers to control the PLL */
+ pChipcHw->PLLStatus |= chipcHw_REG_PLL_STATUS_CONTROL_ENABLE;
+
+ /* Set pre divider to get desired VCO frequency */
+ pChipcHw->PLLPreDivider2 = pllPreDivider2;
+ /* Set NDIV Frac */
+ pChipcHw->PLLDivider2 = chipcHw_REG_PLL_DIVIDER_NDIV_f;
+
+ /* This has to be removed once the default values are fixed for PLL2. */
+ pChipcHw->PLLControl12 = 0x38000700;
+ pChipcHw->PLLControl22 = 0x00000015;
+
+ /* Reset PLL2 */
+ if (vcoFreqHz > chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ) {
+ pChipcHw->PLLConfig2 = chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_VCO_1601_3200 |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ } else {
+ pChipcHw->PLLConfig2 = chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_VCO_800_1600 |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ }
+ REG_LOCAL_IRQ_RESTORE;
+ }
+
+ /* Insert certain amount of delay before deasserting ARESET. */
+ udelay(1);
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+ /* Remove analog reset and Power on the PLL */
+ pChipcHw->PLLConfig2 &=
+ ~(chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN);
+
+ REG_LOCAL_IRQ_RESTORE;
+
+ }
+
+ /* Wait until PLL is locked */
+ while (!(pChipcHw->PLLStatus2 & chipcHw_REG_PLL_STATUS_LOCKED))
+ ;
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+ /* Remove digital reset */
+ pChipcHw->PLLConfig2 &= ~chipcHw_REG_PLL_CONFIG_D_RESET;
+
+ REG_LOCAL_IRQ_RESTORE;
+ }
+}
+
+EXPORT_SYMBOL(chipcHw_pll2Enable);
+
+/****************************************************************************/
+/**
+* @brief Initializes the PLL1
+*
+* This function initializes the PLL1
+*
+*/
+/****************************************************************************/
+void chipcHw_pll1Enable(uint32_t vcoFreqHz, chipcHw_SPREAD_SPECTRUM_e ssSupport)
+{
+ uint32_t pllPreDivider = 0;
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+
+ pChipcHw->PLLConfig =
+ chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET;
+ /* Setting VCO frequency */
+ if (ssSupport == chipcHw_SPREAD_SPECTRUM_ALLOW) {
+ pllPreDivider =
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_1_8 |
+ ((chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) -
+ 1) << chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P1 <<
+ chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P2 <<
+ chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT);
+ } else {
+ pllPreDivider = chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN |
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER |
+ (chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) <<
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P1 <<
+ chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) |
+ (chipcHw_REG_PLL_PREDIVIDER_P2 <<
+ chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT);
+ }
+
+ /* Enable CHIPC registers to control the PLL */
+ pChipcHw->PLLStatus |= chipcHw_REG_PLL_STATUS_CONTROL_ENABLE;
+
+ /* Set pre divider to get desired VCO frequency */
+ pChipcHw->PLLPreDivider = pllPreDivider;
+ /* Set NDIV Frac */
+ if (ssSupport == chipcHw_SPREAD_SPECTRUM_ALLOW) {
+ pChipcHw->PLLDivider = chipcHw_REG_PLL_DIVIDER_M1DIV |
+ chipcHw_REG_PLL_DIVIDER_NDIV_f_SS;
+ } else {
+ pChipcHw->PLLDivider = chipcHw_REG_PLL_DIVIDER_M1DIV |
+ chipcHw_REG_PLL_DIVIDER_NDIV_f;
+ }
+
+ /* Reset PLL1 */
+ if (vcoFreqHz > chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ) {
+ pChipcHw->PLLConfig = chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_VCO_1601_3200 |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ } else {
+ pChipcHw->PLLConfig = chipcHw_REG_PLL_CONFIG_D_RESET |
+ chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_VCO_800_1600 |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ }
+
+ REG_LOCAL_IRQ_RESTORE;
+
+ /* Insert certain amount of delay before deasserting ARESET. */
+ udelay(1);
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+ /* Remove analog reset and Power on the PLL */
+ pChipcHw->PLLConfig &=
+ ~(chipcHw_REG_PLL_CONFIG_A_RESET |
+ chipcHw_REG_PLL_CONFIG_POWER_DOWN);
+ REG_LOCAL_IRQ_RESTORE;
+ }
+
+ /* Wait until PLL is locked */
+ while (!(pChipcHw->PLLStatus & chipcHw_REG_PLL_STATUS_LOCKED)
+ || !(pChipcHw->
+ PLLStatus2 & chipcHw_REG_PLL_STATUS_LOCKED))
+ ;
+
+ /* Remove digital reset */
+ {
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig &= ~chipcHw_REG_PLL_CONFIG_D_RESET;
+ REG_LOCAL_IRQ_RESTORE;
+ }
+ }
+}
+
+EXPORT_SYMBOL(chipcHw_pll1Enable);
+
+/****************************************************************************/
+/**
+* @brief Initializes the chipc module
+*
+* This function initializes the PLLs and core system clocks
+*
+*/
+/****************************************************************************/
+
+void chipcHw_Init(chipcHw_INIT_PARAM_t *initParam /* [ IN ] Misc chip initialization parameter */
+ ) {
+#if !(defined(__KERNEL__) && !defined(STANDALONE))
+ delay_init();
+#endif
+
+ /* Do not program PLL, when warm reset */
+ if (!(chipcHw_getStickyBits() & chipcHw_REG_STICKY_CHIP_WARM_RESET)) {
+ chipcHw_pll1Enable(initParam->pllVcoFreqHz,
+ initParam->ssSupport);
+ chipcHw_pll2Enable(initParam->pll2VcoFreqHz);
+ } else {
+ /* Clear sticky bits */
+ chipcHw_clearStickyBits(chipcHw_REG_STICKY_CHIP_WARM_RESET);
+ }
+ /* Clear sticky bits */
+ chipcHw_clearStickyBits(chipcHw_REG_STICKY_CHIP_SOFT_RESET);
+
+ /* Before configuring the ARM clock, atleast we need to make sure BUS clock maintains the proper ratio with ARM clock */
+ pChipcHw->ACLKClock =
+ (pChipcHw->
+ ACLKClock & ~chipcHw_REG_ACLKClock_CLK_DIV_MASK) | (initParam->
+ armBusRatio &
+ chipcHw_REG_ACLKClock_CLK_DIV_MASK);
+
+ /* Set various core component frequencies. The order in which this is done is important for some. */
+ /* The RTBUS (DDR PHY) is derived from the BUS, and the BUS from the ARM, and VPM needs to know BUS */
+ /* frequency to find its ratio with the BUS. Hence we must set the ARM first, followed by the BUS, */
+ /* then VPM and RTBUS. */
+
+ chipcHw_setClockFrequency(chipcHw_CLOCK_ARM,
+ initParam->busClockFreqHz *
+ initParam->armBusRatio);
+ chipcHw_setClockFrequency(chipcHw_CLOCK_BUS, initParam->busClockFreqHz);
+ chipcHw_setClockFrequency(chipcHw_CLOCK_VPM,
+ initParam->busClockFreqHz *
+ initParam->vpmBusRatio);
+ chipcHw_setClockFrequency(chipcHw_CLOCK_DDR,
+ initParam->busClockFreqHz *
+ initParam->ddrBusRatio);
+ chipcHw_setClockFrequency(chipcHw_CLOCK_RTBUS,
+ initParam->busClockFreqHz / 2);
+}
diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c
new file mode 100644
index 00000000000..2671d8896bb
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c
@@ -0,0 +1,124 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <csp/stdint.h>
+#include <mach/csp/chipcHw_def.h>
+#include <mach/csp/chipcHw_inline.h>
+#include <csp/intcHw.h>
+#include <csp/cache.h>
+
+/* ---- Private Constants and Types --------------------------------------- */
+/* ---- Private Variables ------------------------------------------------- */
+void chipcHw_reset_run_from_aram(void);
+
+typedef void (*RUNFUNC) (void);
+
+/****************************************************************************/
+/**
+* @brief warmReset
+*
+* @note warmReset configures the clocks which are not reset back to the state
+* required to execute on reset. To do so we need to copy the code into internal
+* memory to change the ARM clock while we are not executing from DDR.
+*/
+/****************************************************************************/
+void chipcHw_reset(uint32_t mask)
+{
+ int i = 0;
+ RUNFUNC runFunc = (RUNFUNC) (unsigned long)MM_ADDR_IO_ARAM;
+
+ /* Disable all interrupts */
+ intcHw_irq_disable(INTCHW_INTC0, 0xffffffff);
+ intcHw_irq_disable(INTCHW_INTC1, 0xffffffff);
+ intcHw_irq_disable(INTCHW_SINTC, 0xffffffff);
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+ if (mask & chipcHw_REG_SOFT_RESET_CHIP_SOFT) {
+ chipcHw_softReset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
+ }
+ /* Bypass the PLL clocks before reboot */
+ pChipcHw->UARTClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT;
+ pChipcHw->SPIClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT;
+
+ /* Copy the chipcHw_warmReset_run_from_aram function into ARAM */
+ do {
+ ((uint32_t *) MM_IO_BASE_ARAM)[i] =
+ ((uint32_t *) &chipcHw_reset_run_from_aram)[i];
+ i++;
+ } while (((uint32_t *) MM_IO_BASE_ARAM)[i - 1] != 0xe1a0f00f); /* 0xe1a0f00f == asm ("mov r15, r15"); */
+
+ CSP_CACHE_FLUSH_ALL;
+
+ /* run the function from ARAM */
+ runFunc();
+
+ /* Code will never get here, but include it to balance REG_LOCAL_IRQ_SAVE above */
+ REG_LOCAL_IRQ_RESTORE;
+ }
+}
+
+/* This function must run from internal memory */
+void chipcHw_reset_run_from_aram(void)
+{
+/* Make sure, pipeline is filled with instructions coming from ARAM */
+__asm (" nop \n\t"
+ " nop \n\t"
+#if defined(__KERNEL__) && !defined(STANDALONE)
+ " MRC p15,#0x0,r0,c1,c0,#0 \n\t"
+ " BIC r0,r0,#0xd \n\t"
+ " MCR p15,#0x0,r0,c1,c0,#0 \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+#endif
+ " nop \n\t"
+ " nop \n\t"
+/* Bypass the ARM clock and switch to XTAL clock */
+ " MOV r2,#0x80000000 \n\t"
+ " LDR r3,[r2,#8] \n\t"
+ " ORR r3,r3,#0x20000 \n\t"
+ " STR r3,[r2,#8] \n\t"
+
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+ " nop \n\t"
+/* Issue reset */
+ " MOV r3,#0x2 \n\t"
+ " STR r3,[r2,#0x80] \n\t"
+/* End here */
+ " MOV pc,pc \n\t");
+/* 0xe1a0f00f == asm ("mov r15, r15"); */
+}
diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c
new file mode 100644
index 00000000000..54ad964fe94
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c
@@ -0,0 +1,64 @@
+/*****************************************************************************
+* Copyright 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+/****************************************************************************/
+/**
+* @file chipcHw_str.c
+*
+* @brief Contains strings which are useful to linux and csp
+*
+* @note
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <mach/csp/chipcHw_inline.h>
+
+/* ---- Private Constants and Types --------------------------------------- */
+
+static const char *gMuxStr[] = {
+ "GPIO", /* 0 */
+ "KeyPad", /* 1 */
+ "I2C-Host", /* 2 */
+ "SPI", /* 3 */
+ "Uart", /* 4 */
+ "LED-Mtx-P", /* 5 */
+ "LED-Mtx-S", /* 6 */
+ "SDIO-0", /* 7 */
+ "SDIO-1", /* 8 */
+ "PCM", /* 9 */
+ "I2S", /* 10 */
+ "ETM", /* 11 */
+ "Debug", /* 12 */
+ "Misc", /* 13 */
+ "0xE", /* 14 */
+ "0xF", /* 15 */
+};
+
+/****************************************************************************/
+/**
+* @brief Retrieves a string representation of the mux setting for a pin.
+*
+* @return Pointer to a character string.
+*/
+/****************************************************************************/
+
+const char *chipcHw_getGpioPinFunctionStr(int pin)
+{
+ if ((pin < 0) || (pin >= chipcHw_GPIO_COUNT)) {
+ return "";
+ }
+
+ return gMuxStr[chipcHw_getGpioPinFunction(pin)];
+}
diff --git a/arch/arm/mach-bcmring/csp/dmac/Makefile b/arch/arm/mach-bcmring/csp/dmac/Makefile
new file mode 100644
index 00000000000..fb1104fe56b
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/dmac/Makefile
@@ -0,0 +1 @@
+obj-y += dmacHw.o dmacHw_extra.o \ No newline at end of file
diff --git a/arch/arm/mach-bcmring/csp/dmac/dmacHw.c b/arch/arm/mach-bcmring/csp/dmac/dmacHw.c
new file mode 100644
index 00000000000..7b9bac2d79a
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/dmac/dmacHw.c
@@ -0,0 +1,917 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw.c
+*
+* @brief Low level DMA controller driver routines
+*
+* @note
+*
+* These routines provide basic DMA functionality only.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <csp/stdint.h>
+#include <csp/string.h>
+#include <stddef.h>
+
+#include <csp/dmacHw.h>
+#include <mach/csp/dmacHw_reg.h>
+#include <mach/csp/dmacHw_priv.h>
+#include <mach/csp/chipcHw_inline.h>
+
+/* ---- External Function Prototypes ------------------------------------- */
+
+/* Allocate DMA control blocks */
+dmacHw_CBLK_t dmacHw_gCblk[dmacHw_MAX_CHANNEL_COUNT];
+
+uint32_t dmaChannelCount_0 = dmacHw_MAX_CHANNEL_COUNT / 2;
+uint32_t dmaChannelCount_1 = dmacHw_MAX_CHANNEL_COUNT / 2;
+
+/****************************************************************************/
+/**
+* @brief Get maximum FIFO for a DMA channel
+*
+* @return Maximum allowable FIFO size
+*
+*
+*/
+/****************************************************************************/
+static uint32_t GetFifoSize(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ uint32_t val = 0;
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ dmacHw_MISC_t *pMiscReg =
+ (dmacHw_MISC_t *) dmacHw_REG_MISC_BASE(pCblk->module);
+
+ switch (pCblk->channel) {
+ case 0:
+ val = (pMiscReg->CompParm2.lo & 0x70000000) >> 28;
+ break;
+ case 1:
+ val = (pMiscReg->CompParm3.hi & 0x70000000) >> 28;
+ break;
+ case 2:
+ val = (pMiscReg->CompParm3.lo & 0x70000000) >> 28;
+ break;
+ case 3:
+ val = (pMiscReg->CompParm4.hi & 0x70000000) >> 28;
+ break;
+ case 4:
+ val = (pMiscReg->CompParm4.lo & 0x70000000) >> 28;
+ break;
+ case 5:
+ val = (pMiscReg->CompParm5.hi & 0x70000000) >> 28;
+ break;
+ case 6:
+ val = (pMiscReg->CompParm5.lo & 0x70000000) >> 28;
+ break;
+ case 7:
+ val = (pMiscReg->CompParm6.hi & 0x70000000) >> 28;
+ break;
+ }
+
+ if (val <= 0x4) {
+ return 8 << val;
+ } else {
+ dmacHw_ASSERT(0);
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Program channel register to initiate transfer
+*
+* @return void
+*
+*
+* @note
+* - Descriptor buffer MUST ALWAYS be flushed before calling this function
+* - This function should also be called from ISR to program the channel with
+* pending descriptors
+*/
+/****************************************************************************/
+void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ ) {
+ dmacHw_DESC_RING_t *pRing;
+ dmacHw_DESC_t *pProg;
+ dmacHw_CBLK_t *pCblk;
+
+ pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ pRing = dmacHw_GET_DESC_RING(pDescriptor);
+
+ if (CHANNEL_BUSY(pCblk->module, pCblk->channel)) {
+ /* Not safe yet to program the channel */
+ return;
+ }
+
+ if (pCblk->varDataStarted) {
+ if (pCblk->descUpdated) {
+ pCblk->descUpdated = 0;
+ pProg =
+ (dmacHw_DESC_t *) ((uint32_t)
+ dmacHw_REG_LLP(pCblk->module,
+ pCblk->channel) +
+ pRing->virt2PhyOffset);
+
+ /* Load descriptor if not loaded */
+ if (!(pProg->ctl.hi & dmacHw_REG_CTL_DONE)) {
+ dmacHw_SET_SAR(pCblk->module, pCblk->channel,
+ pProg->sar);
+ dmacHw_SET_DAR(pCblk->module, pCblk->channel,
+ pProg->dar);
+ dmacHw_REG_CTL_LO(pCblk->module,
+ pCblk->channel) =
+ pProg->ctl.lo;
+ dmacHw_REG_CTL_HI(pCblk->module,
+ pCblk->channel) =
+ pProg->ctl.hi;
+ } else if (pProg == (dmacHw_DESC_t *) pRing->pEnd->llp) {
+ /* Return as end descriptor is processed */
+ return;
+ } else {
+ dmacHw_ASSERT(0);
+ }
+ } else {
+ return;
+ }
+ } else {
+ if (pConfig->transferMode == dmacHw_TRANSFER_MODE_PERIODIC) {
+ /* Do not make a single chain, rather process one descriptor at a time */
+ pProg = pRing->pHead;
+ /* Point to the next descriptor for next iteration */
+ dmacHw_NEXT_DESC(pRing, pHead);
+ } else {
+ /* Return if no more pending descriptor */
+ if (pRing->pEnd == NULL) {
+ return;
+ }
+
+ pProg = pRing->pProg;
+ if (pConfig->transferMode ==
+ dmacHw_TRANSFER_MODE_CONTINUOUS) {
+ /* Make sure a complete ring can be formed */
+ dmacHw_ASSERT((dmacHw_DESC_t *) pRing->pEnd->
+ llp == pRing->pProg);
+ /* Make sure pProg pointing to the pHead */
+ dmacHw_ASSERT((dmacHw_DESC_t *) pRing->pProg ==
+ pRing->pHead);
+ /* Make a complete ring */
+ do {
+ pRing->pProg->ctl.lo |=
+ (dmacHw_REG_CTL_LLP_DST_EN |
+ dmacHw_REG_CTL_LLP_SRC_EN);
+ pRing->pProg =
+ (dmacHw_DESC_t *) pRing->pProg->llp;
+ } while (pRing->pProg != pRing->pHead);
+ } else {
+ /* Make a single long chain */
+ while (pRing->pProg != pRing->pEnd) {
+ pRing->pProg->ctl.lo |=
+ (dmacHw_REG_CTL_LLP_DST_EN |
+ dmacHw_REG_CTL_LLP_SRC_EN);
+ pRing->pProg =
+ (dmacHw_DESC_t *) pRing->pProg->llp;
+ }
+ }
+ }
+
+ /* Program the channel registers */
+ dmacHw_SET_SAR(pCblk->module, pCblk->channel, pProg->sar);
+ dmacHw_SET_DAR(pCblk->module, pCblk->channel, pProg->dar);
+ dmacHw_SET_LLP(pCblk->module, pCblk->channel,
+ (uint32_t) pProg - pRing->virt2PhyOffset);
+ dmacHw_REG_CTL_LO(pCblk->module, pCblk->channel) =
+ pProg->ctl.lo;
+ dmacHw_REG_CTL_HI(pCblk->module, pCblk->channel) =
+ pProg->ctl.hi;
+ if (pRing->pEnd) {
+ /* Remember the descriptor to use next */
+ pRing->pProg = (dmacHw_DESC_t *) pRing->pEnd->llp;
+ }
+ /* Indicate no more pending descriptor */
+ pRing->pEnd = (dmacHw_DESC_t *) NULL;
+ }
+ /* Start DMA operation */
+ dmacHw_DMA_START(pCblk->module, pCblk->channel);
+}
+
+/****************************************************************************/
+/**
+* @brief Initializes DMA
+*
+* This function initializes DMA CSP driver
+*
+* @note
+* Must be called before using any DMA channel
+*/
+/****************************************************************************/
+void dmacHw_initDma(void)
+{
+
+ uint32_t i = 0;
+
+ dmaChannelCount_0 = dmacHw_GET_NUM_CHANNEL(0);
+ dmaChannelCount_1 = dmacHw_GET_NUM_CHANNEL(1);
+
+ /* Enable access to the DMA block */
+ chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_DMAC0);
+ chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_DMAC1);
+
+ if ((dmaChannelCount_0 + dmaChannelCount_1) > dmacHw_MAX_CHANNEL_COUNT) {
+ dmacHw_ASSERT(0);
+ }
+
+ memset((void *)dmacHw_gCblk, 0,
+ sizeof(dmacHw_CBLK_t) * (dmaChannelCount_0 + dmaChannelCount_1));
+ for (i = 0; i < dmaChannelCount_0; i++) {
+ dmacHw_gCblk[i].module = 0;
+ dmacHw_gCblk[i].channel = i;
+ }
+ for (i = 0; i < dmaChannelCount_1; i++) {
+ dmacHw_gCblk[i + dmaChannelCount_0].module = 1;
+ dmacHw_gCblk[i + dmaChannelCount_0].channel = i;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Exit function for DMA
+*
+* This function isolates DMA from the system
+*
+*/
+/****************************************************************************/
+void dmacHw_exitDma(void)
+{
+ /* Disable access to the DMA block */
+ chipcHw_busInterfaceClockDisable(chipcHw_REG_BUS_CLOCK_DMAC0);
+ chipcHw_busInterfaceClockDisable(chipcHw_REG_BUS_CLOCK_DMAC1);
+}
+
+/****************************************************************************/
+/**
+* @brief Gets a handle to a DMA channel
+*
+* This function returns a handle, representing a control block of a particular DMA channel
+*
+* @return -1 - On Failure
+* handle - On Success, representing a channel control block
+*
+* @note
+* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */
+ ) {
+ int idx;
+
+ switch ((channelId >> 8)) {
+ case 0:
+ dmacHw_ASSERT((channelId & 0xff) < dmaChannelCount_0);
+ idx = (channelId & 0xff);
+ break;
+ case 1:
+ dmacHw_ASSERT((channelId & 0xff) < dmaChannelCount_1);
+ idx = dmaChannelCount_0 + (channelId & 0xff);
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ return (dmacHw_HANDLE_t) -1;
+ }
+
+ return dmacHw_CBLK_TO_HANDLE(&dmacHw_gCblk[idx]);
+}
+
+/****************************************************************************/
+/**
+* @brief Initializes a DMA channel for use
+*
+* This function initializes and resets a DMA channel for use
+*
+* @return -1 - On Failure
+* 0 - On Success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ int module = pCblk->module;
+ int channel = pCblk->channel;
+
+ /* Reinitialize the control block */
+ memset((void *)pCblk, 0, sizeof(dmacHw_CBLK_t));
+ pCblk->module = module;
+ pCblk->channel = channel;
+
+ /* Enable DMA controller */
+ dmacHw_DMA_ENABLE(pCblk->module);
+ /* Reset DMA channel */
+ dmacHw_RESET_CONTROL_LO(pCblk->module, pCblk->channel);
+ dmacHw_RESET_CONTROL_HI(pCblk->module, pCblk->channel);
+ dmacHw_RESET_CONFIG_LO(pCblk->module, pCblk->channel);
+ dmacHw_RESET_CONFIG_HI(pCblk->module, pCblk->channel);
+
+ /* Clear all raw interrupt status */
+ dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel);
+
+ /* Mask event specific interrupts */
+ dmacHw_TRAN_INT_DISABLE(pCblk->module, pCblk->channel);
+ dmacHw_BLOCK_INT_DISABLE(pCblk->module, pCblk->channel);
+ dmacHw_STRAN_INT_DISABLE(pCblk->module, pCblk->channel);
+ dmacHw_DTRAN_INT_DISABLE(pCblk->module, pCblk->channel);
+ dmacHw_ERROR_INT_DISABLE(pCblk->module, pCblk->channel);
+
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Finds amount of memory required to form a descriptor ring
+*
+*
+* @return Number of bytes required to form a descriptor ring
+*
+*
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */
+ ) {
+ /* Need extra 4 byte to ensure 32 bit alignment */
+ return (descCnt * sizeof(dmacHw_DESC_t)) + sizeof(dmacHw_DESC_RING_t) +
+ sizeof(uint32_t);
+}
+
+/****************************************************************************/
+/**
+* @brief Initializes descriptor ring
+*
+* This function will initializes the descriptor ring of a DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+* @note
+* - "len" parameter should be obtained from "dmacHw_descriptorLen"
+* - Descriptor buffer MUST be 32 bit aligned and uncached as it is
+* accessed by ARM and DMA
+*/
+/****************************************************************************/
+int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */
+ uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */
+ uint32_t len, /* [ IN ] Size of the pBuf */
+ uint32_t num /* [ IN ] Number of descriptor in the ring */
+ ) {
+ uint32_t i;
+ dmacHw_DESC_RING_t *pRing;
+ dmacHw_DESC_t *pDesc;
+
+ /* Check the alignment of the descriptor */
+ if ((uint32_t) pDescriptorVirt & 0x00000003) {
+ dmacHw_ASSERT(0);
+ return -1;
+ }
+
+ /* Check if enough space has been allocated for descriptor ring */
+ if (len < dmacHw_descriptorLen(num)) {
+ return -1;
+ }
+
+ pRing = dmacHw_GET_DESC_RING(pDescriptorVirt);
+ pRing->pHead =
+ (dmacHw_DESC_t *) ((uint32_t) pRing + sizeof(dmacHw_DESC_RING_t));
+ pRing->pFree = pRing->pTail = pRing->pEnd = pRing->pHead;
+ pRing->pProg = dmacHw_DESC_INIT;
+ /* Initialize link item chain, starting from the head */
+ pDesc = pRing->pHead;
+ /* Find the offset between virtual to physical address */
+ pRing->virt2PhyOffset = (uint32_t) pDescriptorVirt - descriptorPhyAddr;
+
+ /* Form the descriptor ring */
+ for (i = 0; i < num - 1; i++) {
+ /* Clear link list item */
+ memset((void *)pDesc, 0, sizeof(dmacHw_DESC_t));
+ /* Point to the next item in the physical address */
+ pDesc->llpPhy = (uint32_t) (pDesc + 1) - pRing->virt2PhyOffset;
+ /* Point to the next item in the virtual address */
+ pDesc->llp = (uint32_t) (pDesc + 1);
+ /* Mark descriptor is ready to use */
+ pDesc->ctl.hi = dmacHw_DESC_FREE;
+ /* Look into next link list item */
+ pDesc++;
+ }
+
+ /* Clear last link list item */
+ memset((void *)pDesc, 0, sizeof(dmacHw_DESC_t));
+ /* Last item pointing to the first item in the
+ physical address to complete the ring */
+ pDesc->llpPhy = (uint32_t) pRing->pHead - pRing->virt2PhyOffset;
+ /* Last item pointing to the first item in the
+ virtual address to complete the ring
+ */
+ pDesc->llp = (uint32_t) pRing->pHead;
+ /* Mark descriptor is ready to use */
+ pDesc->ctl.hi = dmacHw_DESC_FREE;
+ /* Set the number of descriptors in the ring */
+ pRing->num = num;
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Configure DMA channel
+*
+* @return 0 : On success
+* -1 : On failure
+*/
+/****************************************************************************/
+int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ uint32_t cfgHigh = 0;
+ int srcTrSize;
+ int dstTrSize;
+
+ pCblk->varDataStarted = 0;
+ pCblk->userData = NULL;
+
+ /* Configure
+ - Burst transaction when enough data in available in FIFO
+ - AHB Access protection 1
+ - Source and destination peripheral ports
+ */
+ cfgHigh =
+ dmacHw_REG_CFG_HI_FIFO_ENOUGH | dmacHw_REG_CFG_HI_AHB_HPROT_1 |
+ dmacHw_SRC_PERI_INTF(pConfig->
+ srcPeripheralPort) |
+ dmacHw_DST_PERI_INTF(pConfig->dstPeripheralPort);
+ /* Set priority */
+ dmacHw_SET_CHANNEL_PRIORITY(pCblk->module, pCblk->channel,
+ pConfig->channelPriority);
+
+ if (pConfig->dstStatusRegisterAddress != 0) {
+ /* Destination status update enable */
+ cfgHigh |= dmacHw_REG_CFG_HI_UPDATE_DST_STAT;
+ /* Configure status registers */
+ dmacHw_SET_DSTATAR(pCblk->module, pCblk->channel,
+ pConfig->dstStatusRegisterAddress);
+ }
+
+ if (pConfig->srcStatusRegisterAddress != 0) {
+ /* Source status update enable */
+ cfgHigh |= dmacHw_REG_CFG_HI_UPDATE_SRC_STAT;
+ /* Source status update enable */
+ dmacHw_SET_SSTATAR(pCblk->module, pCblk->channel,
+ pConfig->srcStatusRegisterAddress);
+ }
+ /* Configure the config high register */
+ dmacHw_GET_CONFIG_HI(pCblk->module, pCblk->channel) = cfgHigh;
+
+ /* Clear all raw interrupt status */
+ dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel);
+
+ /* Configure block interrupt */
+ if (pConfig->blockTransferInterrupt == dmacHw_INTERRUPT_ENABLE) {
+ dmacHw_BLOCK_INT_ENABLE(pCblk->module, pCblk->channel);
+ } else {
+ dmacHw_BLOCK_INT_DISABLE(pCblk->module, pCblk->channel);
+ }
+ /* Configure complete transfer interrupt */
+ if (pConfig->completeTransferInterrupt == dmacHw_INTERRUPT_ENABLE) {
+ dmacHw_TRAN_INT_ENABLE(pCblk->module, pCblk->channel);
+ } else {
+ dmacHw_TRAN_INT_DISABLE(pCblk->module, pCblk->channel);
+ }
+ /* Configure error interrupt */
+ if (pConfig->errorInterrupt == dmacHw_INTERRUPT_ENABLE) {
+ dmacHw_ERROR_INT_ENABLE(pCblk->module, pCblk->channel);
+ } else {
+ dmacHw_ERROR_INT_DISABLE(pCblk->module, pCblk->channel);
+ }
+ /* Configure gather register */
+ if (pConfig->srcGatherWidth) {
+ srcTrSize =
+ dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth);
+ if (!
+ ((pConfig->srcGatherWidth % srcTrSize)
+ && (pConfig->srcGatherJump % srcTrSize))) {
+ dmacHw_REG_SGR_LO(pCblk->module, pCblk->channel) =
+ ((pConfig->srcGatherWidth /
+ srcTrSize) << 20) | (pConfig->srcGatherJump /
+ srcTrSize);
+ } else {
+ return -1;
+ }
+ }
+ /* Configure scatter register */
+ if (pConfig->dstScatterWidth) {
+ dstTrSize =
+ dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth);
+ if (!
+ ((pConfig->dstScatterWidth % dstTrSize)
+ && (pConfig->dstScatterJump % dstTrSize))) {
+ dmacHw_REG_DSR_LO(pCblk->module, pCblk->channel) =
+ ((pConfig->dstScatterWidth /
+ dstTrSize) << 20) | (pConfig->dstScatterJump /
+ dstTrSize);
+ } else {
+ return -1;
+ }
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Indicates whether DMA transfer is in progress or completed
+*
+* @return DMA transfer status
+* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing
+* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed
+* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error
+*
+*/
+/****************************************************************************/
+dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ if (CHANNEL_BUSY(pCblk->module, pCblk->channel)) {
+ return dmacHw_TRANSFER_STATUS_BUSY;
+ } else if (dmacHw_REG_INT_RAW_ERROR(pCblk->module) &
+ (0x00000001 << pCblk->channel)) {
+ return dmacHw_TRANSFER_STATUS_ERROR;
+ }
+
+ return dmacHw_TRANSFER_STATUS_DONE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set descriptors for known data length
+*
+* When DMA has to work as a flow controller, this function prepares the
+* descriptor chain to transfer data
+*
+* from:
+* - Memory to memory
+* - Peripheral to memory
+* - Memory to Peripheral
+* - Peripheral to Peripheral
+*
+* @return -1 - On failure
+* 0 - On success
+*
+*/
+/****************************************************************************/
+int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ ) {
+ dmacHw_TRANSACTION_WIDTH_e dstTrWidth;
+ dmacHw_TRANSACTION_WIDTH_e srcTrWidth;
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+ dmacHw_DESC_t *pStart;
+ dmacHw_DESC_t *pProg;
+ int srcTs = 0;
+ int blkTs = 0;
+ int oddSize = 0;
+ int descCount = 0;
+ int count = 0;
+ int dstTrSize = 0;
+ int srcTrSize = 0;
+ uint32_t maxBlockSize = dmacHw_MAX_BLOCKSIZE;
+
+ dstTrSize = dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth);
+ srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth);
+
+ /* Skip Tx if buffer is NULL or length is unknown */
+ if ((pSrcAddr == NULL) || (pDstAddr == NULL) || (dataLen == 0)) {
+ /* Do not initiate transfer */
+ return -1;
+ }
+
+ /* Ensure scatter and gather are transaction aligned */
+ if ((pConfig->srcGatherWidth % srcTrSize)
+ || (pConfig->dstScatterWidth % dstTrSize)) {
+ return -2;
+ }
+
+ /*
+ Background 1: DMAC can not perform DMA if source and destination addresses are
+ not properly aligned with the channel's transaction width. So, for successful
+ DMA transfer, transaction width must be set according to the alignment of the
+ source and destination address.
+ */
+
+ /* Adjust destination transaction width if destination address is not aligned properly */
+ dstTrWidth = pConfig->dstMaxTransactionWidth;
+ while (dmacHw_ADDRESS_MASK(dstTrSize) & (uint32_t) pDstAddr) {
+ dstTrWidth = dmacHw_GetNextTrWidth(dstTrWidth);
+ dstTrSize = dmacHw_GetTrWidthInBytes(dstTrWidth);
+ }
+
+ /* Adjust source transaction width if source address is not aligned properly */
+ srcTrWidth = pConfig->srcMaxTransactionWidth;
+ while (dmacHw_ADDRESS_MASK(srcTrSize) & (uint32_t) pSrcAddr) {
+ srcTrWidth = dmacHw_GetNextTrWidth(srcTrWidth);
+ srcTrSize = dmacHw_GetTrWidthInBytes(srcTrWidth);
+ }
+
+ /* Find the maximum transaction per descriptor */
+ if (pConfig->maxDataPerBlock
+ && ((pConfig->maxDataPerBlock / srcTrSize) <
+ dmacHw_MAX_BLOCKSIZE)) {
+ maxBlockSize = pConfig->maxDataPerBlock / srcTrSize;
+ }
+
+ /* Find number of source transactions needed to complete the DMA transfer */
+ srcTs = dataLen / srcTrSize;
+ /* Find the odd number of bytes that need to be transferred as single byte transaction width */
+ if (srcTs && (dstTrSize > srcTrSize)) {
+ oddSize = dataLen % dstTrSize;
+ /* Adjust source transaction count due to "oddSize" */
+ srcTs = srcTs - (oddSize / srcTrSize);
+ } else {
+ oddSize = dataLen % srcTrSize;
+ }
+ /* Adjust "descCount" due to "oddSize" */
+ if (oddSize) {
+ descCount++;
+ }
+ /* Find the number of descriptor needed for total "srcTs" */
+ if (srcTs) {
+ descCount += ((srcTs - 1) / maxBlockSize) + 1;
+ }
+
+ /* Check the availability of "descCount" discriptors in the ring */
+ pProg = pRing->pHead;
+ for (count = 0; (descCount <= pRing->num) && (count < descCount);
+ count++) {
+ if ((pProg->ctl.hi & dmacHw_DESC_FREE) == 0) {
+ /* Sufficient descriptors are not available */
+ return -3;
+ }
+ pProg = (dmacHw_DESC_t *) pProg->llp;
+ }
+
+ /* Remember the link list item to program the channel registers */
+ pStart = pProg = pRing->pHead;
+ /* Make a link list with "descCount(=count)" number of descriptors */
+ while (count) {
+ /* Reset channel control information */
+ pProg->ctl.lo = 0;
+ /* Enable source gather if configured */
+ if (pConfig->srcGatherWidth) {
+ pProg->ctl.lo |= dmacHw_REG_CTL_SG_ENABLE;
+ }
+ /* Enable destination scatter if configured */
+ if (pConfig->dstScatterWidth) {
+ pProg->ctl.lo |= dmacHw_REG_CTL_DS_ENABLE;
+ }
+ /* Set source and destination address */
+ pProg->sar = (uint32_t) pSrcAddr;
+ pProg->dar = (uint32_t) pDstAddr;
+ /* Use "devCtl" to mark that user memory need to be freed later if needed */
+ if (pProg == pRing->pHead) {
+ pProg->devCtl = dmacHw_FREE_USER_MEMORY;
+ } else {
+ pProg->devCtl = 0;
+ }
+
+ blkTs = srcTs;
+
+ /* Special treatmeant for last descriptor */
+ if (count == 1) {
+ /* Mark the last descriptor */
+ pProg->ctl.lo &=
+ ~(dmacHw_REG_CTL_LLP_DST_EN |
+ dmacHw_REG_CTL_LLP_SRC_EN);
+ /* Treatment for odd data bytes */
+ if (oddSize) {
+ /* Adjust for single byte transaction width */
+ switch (pConfig->transferType) {
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM:
+ dstTrWidth =
+ dmacHw_DST_TRANSACTION_WIDTH_8;
+ blkTs =
+ (oddSize / srcTrSize) +
+ ((oddSize % srcTrSize) ? 1 : 0);
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL:
+ srcTrWidth =
+ dmacHw_SRC_TRANSACTION_WIDTH_8;
+ blkTs = oddSize;
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_MEM:
+ srcTrWidth =
+ dmacHw_SRC_TRANSACTION_WIDTH_8;
+ dstTrWidth =
+ dmacHw_DST_TRANSACTION_WIDTH_8;
+ blkTs = oddSize;
+ break;
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL:
+ /* Do not adjust the transaction width */
+ break;
+ }
+ } else {
+ srcTs -= blkTs;
+ }
+ } else {
+ if (srcTs / maxBlockSize) {
+ blkTs = maxBlockSize;
+ }
+ /* Remaining source transactions for next iteration */
+ srcTs -= blkTs;
+ }
+ /* Must have a valid source transactions */
+ dmacHw_ASSERT(blkTs > 0);
+ /* Set control information */
+ if (pConfig->flowControler == dmacHw_FLOW_CONTROL_DMA) {
+ pProg->ctl.lo |= pConfig->transferType |
+ pConfig->srcUpdate |
+ pConfig->dstUpdate |
+ srcTrWidth |
+ dstTrWidth |
+ pConfig->srcMaxBurstWidth |
+ pConfig->dstMaxBurstWidth |
+ pConfig->srcMasterInterface |
+ pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN;
+ } else {
+ uint32_t transferType = 0;
+ switch (pConfig->transferType) {
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM:
+ transferType = dmacHw_REG_CTL_TTFC_PM_PERI;
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL:
+ transferType = dmacHw_REG_CTL_TTFC_MP_PERI;
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ }
+ pProg->ctl.lo |= transferType |
+ pConfig->srcUpdate |
+ pConfig->dstUpdate |
+ srcTrWidth |
+ dstTrWidth |
+ pConfig->srcMaxBurstWidth |
+ pConfig->dstMaxBurstWidth |
+ pConfig->srcMasterInterface |
+ pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN;
+ }
+
+ /* Set block transaction size */
+ pProg->ctl.hi = blkTs & dmacHw_REG_CTL_BLOCK_TS_MASK;
+ /* Look for next descriptor */
+ if (count > 1) {
+ /* Point to the next descriptor */
+ pProg = (dmacHw_DESC_t *) pProg->llp;
+
+ /* Update source and destination address for next iteration */
+ switch (pConfig->transferType) {
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM:
+ if (pConfig->dstScatterWidth) {
+ pDstAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize +
+ (((blkTs * srcTrSize) /
+ pConfig->dstScatterWidth) *
+ pConfig->dstScatterJump);
+ } else {
+ pDstAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize;
+ }
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL:
+ if (pConfig->srcGatherWidth) {
+ pSrcAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize +
+ (((blkTs * srcTrSize) /
+ pConfig->srcGatherWidth) *
+ pConfig->srcGatherJump);
+ } else {
+ pSrcAddr =
+ (char *)pSrcAddr +
+ blkTs * srcTrSize;
+ }
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_MEM:
+ if (pConfig->dstScatterWidth) {
+ pDstAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize +
+ (((blkTs * srcTrSize) /
+ pConfig->dstScatterWidth) *
+ pConfig->dstScatterJump);
+ } else {
+ pDstAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize;
+ }
+
+ if (pConfig->srcGatherWidth) {
+ pSrcAddr =
+ (char *)pDstAddr +
+ blkTs * srcTrSize +
+ (((blkTs * srcTrSize) /
+ pConfig->srcGatherWidth) *
+ pConfig->srcGatherJump);
+ } else {
+ pSrcAddr =
+ (char *)pSrcAddr +
+ blkTs * srcTrSize;
+ }
+ break;
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL:
+ /* Do not adjust the address */
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ }
+ } else {
+ /* At the end of transfer "srcTs" must be zero */
+ dmacHw_ASSERT(srcTs == 0);
+ }
+ count--;
+ }
+
+ /* Remember the descriptor to initialize the registers */
+ if (pRing->pProg == dmacHw_DESC_INIT) {
+ pRing->pProg = pStart;
+ }
+ /* Indicate that the descriptor is updated */
+ pRing->pEnd = pProg;
+ /* Head pointing to the next descriptor */
+ pRing->pHead = (dmacHw_DESC_t *) pProg->llp;
+ /* Update Tail pointer if destination is a peripheral,
+ because no one is going to read from the pTail
+ */
+ if (!dmacHw_DST_IS_MEMORY(pConfig->transferType)) {
+ pRing->pTail = pRing->pHead;
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Provides DMA controller attributes
+*
+*
+* @return DMA controller attributes
+*
+* @note
+* None
+*/
+/****************************************************************************/
+uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controler attribute of type dmacHw_CONTROLLER_ATTRIB_e */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ switch (attr) {
+ case dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM:
+ return dmacHw_GET_NUM_CHANNEL(pCblk->module);
+ case dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE:
+ return (1 <<
+ (dmacHw_GET_MAX_BLOCK_SIZE
+ (pCblk->module, pCblk->module) + 2)) - 8;
+ case dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM:
+ return dmacHw_GET_NUM_INTERFACE(pCblk->module);
+ case dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH:
+ return 32 << dmacHw_GET_CHANNEL_DATA_WIDTH(pCblk->module,
+ pCblk->channel);
+ case dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE:
+ return GetFifoSize(handle);
+ }
+ dmacHw_ASSERT(0);
+ return 0;
+}
diff --git a/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c b/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c
new file mode 100644
index 00000000000..ff7b436d093
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c
@@ -0,0 +1,1017 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw_extra.c
+*
+* @brief Extra Low level DMA controller driver routines
+*
+* @note
+*
+* These routines provide basic DMA functionality only.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/stdint.h>
+#include <stddef.h>
+
+#include <csp/dmacHw.h>
+#include <mach/csp/dmacHw_reg.h>
+#include <mach/csp/dmacHw_priv.h>
+
+extern dmacHw_CBLK_t dmacHw_gCblk[dmacHw_MAX_CHANNEL_COUNT]; /* Declared in dmacHw.c */
+
+/* ---- External Function Prototypes ------------------------------------- */
+
+/* ---- Internal Use Function Prototypes --------------------------------- */
+/****************************************************************************/
+/**
+* @brief Overwrites data length in the descriptor
+*
+* This function overwrites data length in the descriptor
+*
+*
+* @return void
+*
+* @note
+* This is only used for PCM channel
+*/
+/****************************************************************************/
+void dmacHw_setDataLength(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ );
+
+/****************************************************************************/
+/**
+* @brief Helper function to display DMA registers
+*
+* @return void
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+static void DisplayRegisterContents(int module, /* [ IN ] DMA Controller unit (0-1) */
+ int channel, /* [ IN ] DMA Channel (0-7) / -1(all) */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Callback to the print function */
+ ) {
+ int chan;
+
+ (*fpPrint) ("Displaying register content \n\n");
+ (*fpPrint) ("Module %d: Interrupt raw transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_RAW_TRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt raw block 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_RAW_BLOCK(module)));
+ (*fpPrint) ("Module %d: Interrupt raw src transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_RAW_STRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt raw dst transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_RAW_DTRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt raw error 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_RAW_ERROR(module)));
+ (*fpPrint) ("--------------------------------------------------\n");
+ (*fpPrint) ("Module %d: Interrupt stat transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_STAT_TRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt stat block 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_STAT_BLOCK(module)));
+ (*fpPrint) ("Module %d: Interrupt stat src transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_STAT_STRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt stat dst transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_STAT_DTRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt stat error 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_STAT_ERROR(module)));
+ (*fpPrint) ("--------------------------------------------------\n");
+ (*fpPrint) ("Module %d: Interrupt mask transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_MASK_TRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt mask block 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_MASK_BLOCK(module)));
+ (*fpPrint) ("Module %d: Interrupt mask src transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_MASK_STRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt mask dst transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_MASK_DTRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt mask error 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_MASK_ERROR(module)));
+ (*fpPrint) ("--------------------------------------------------\n");
+ (*fpPrint) ("Module %d: Interrupt clear transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_CLEAR_TRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt clear block 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_CLEAR_BLOCK(module)));
+ (*fpPrint) ("Module %d: Interrupt clear src transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_CLEAR_STRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt clear dst transfer 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_CLEAR_DTRAN(module)));
+ (*fpPrint) ("Module %d: Interrupt clear error 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_INT_CLEAR_ERROR(module)));
+ (*fpPrint) ("--------------------------------------------------\n");
+ (*fpPrint) ("Module %d: SW source req 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_SRC_REQ(module)));
+ (*fpPrint) ("Module %d: SW dest req 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_DST_REQ(module)));
+ (*fpPrint) ("Module %d: SW source signal 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_SRC_SGL_REQ(module)));
+ (*fpPrint) ("Module %d: SW dest signal 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_DST_SGL_REQ(module)));
+ (*fpPrint) ("Module %d: SW source last 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_SRC_LST_REQ(module)));
+ (*fpPrint) ("Module %d: SW dest last 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_SW_HS_DST_LST_REQ(module)));
+ (*fpPrint) ("--------------------------------------------------\n");
+ (*fpPrint) ("Module %d: misc config 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_MISC_CFG(module)));
+ (*fpPrint) ("Module %d: misc channel enable 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_MISC_CH_ENABLE(module)));
+ (*fpPrint) ("Module %d: misc ID 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_MISC_ID(module)));
+ (*fpPrint) ("Module %d: misc test 0x%X\n",
+ module, (uint32_t) (dmacHw_REG_MISC_TEST(module)));
+
+ if (channel == -1) {
+ for (chan = 0; chan < 8; chan++) {
+ (*fpPrint)
+ ("--------------------------------------------------\n");
+ (*fpPrint)
+ ("Module %d: Channel %d Source 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_SAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Destination 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_DAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d LLP 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_LLP(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Control (LO) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CTL_LO(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Control (HI) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CTL_HI(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Source Stats 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_SSTAT(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Dest Stats 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_DSTAT(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Source Stats Addr 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_SSTATAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Dest Stats Addr 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_DSTATAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Config (LO) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CFG_LO(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Config (HI) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CFG_HI(module, chan)));
+ }
+ } else {
+ chan = channel;
+ (*fpPrint)
+ ("--------------------------------------------------\n");
+ (*fpPrint)
+ ("Module %d: Channel %d Source 0x%X\n",
+ module, chan, (uint32_t) (dmacHw_REG_SAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Destination 0x%X\n",
+ module, chan, (uint32_t) (dmacHw_REG_DAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d LLP 0x%X\n",
+ module, chan, (uint32_t) (dmacHw_REG_LLP(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Control (LO) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CTL_LO(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Control (HI) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CTL_HI(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Source Stats 0x%X\n",
+ module, chan, (uint32_t) (dmacHw_REG_SSTAT(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Dest Stats 0x%X\n",
+ module, chan, (uint32_t) (dmacHw_REG_DSTAT(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Source Stats Addr 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_SSTATAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Dest Stats Addr 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_DSTATAR(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Config (LO) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CFG_LO(module, chan)));
+ (*fpPrint)
+ ("Module %d: Channel %d Config (HI) 0x%X\n",
+ module, chan,
+ (uint32_t) (dmacHw_REG_CFG_HI(module, chan)));
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Helper function to display descriptor ring
+*
+* @return void
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+static void DisplayDescRing(void *pDescriptor, /* [ IN ] Descriptor buffer */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Callback to the print function */
+ ) {
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+ dmacHw_DESC_t *pStart;
+
+ if (pRing->pHead == NULL) {
+ return;
+ }
+
+ pStart = pRing->pHead;
+
+ while ((dmacHw_DESC_t *) pStart->llp != pRing->pHead) {
+ if (pStart == pRing->pHead) {
+ (*fpPrint) ("Head\n");
+ }
+ if (pStart == pRing->pTail) {
+ (*fpPrint) ("Tail\n");
+ }
+ if (pStart == pRing->pProg) {
+ (*fpPrint) ("Prog\n");
+ }
+ if (pStart == pRing->pEnd) {
+ (*fpPrint) ("End\n");
+ }
+ if (pStart == pRing->pFree) {
+ (*fpPrint) ("Free\n");
+ }
+ (*fpPrint) ("0x%X:\n", (uint32_t) pStart);
+ (*fpPrint) ("sar 0x%0X\n", pStart->sar);
+ (*fpPrint) ("dar 0x%0X\n", pStart->dar);
+ (*fpPrint) ("llp 0x%0X\n", pStart->llp);
+ (*fpPrint) ("ctl.lo 0x%0X\n", pStart->ctl.lo);
+ (*fpPrint) ("ctl.hi 0x%0X\n", pStart->ctl.hi);
+ (*fpPrint) ("sstat 0x%0X\n", pStart->sstat);
+ (*fpPrint) ("dstat 0x%0X\n", pStart->dstat);
+ (*fpPrint) ("devCtl 0x%0X\n", pStart->devCtl);
+
+ pStart = (dmacHw_DESC_t *) pStart->llp;
+ }
+ if (pStart == pRing->pHead) {
+ (*fpPrint) ("Head\n");
+ }
+ if (pStart == pRing->pTail) {
+ (*fpPrint) ("Tail\n");
+ }
+ if (pStart == pRing->pProg) {
+ (*fpPrint) ("Prog\n");
+ }
+ if (pStart == pRing->pEnd) {
+ (*fpPrint) ("End\n");
+ }
+ if (pStart == pRing->pFree) {
+ (*fpPrint) ("Free\n");
+ }
+ (*fpPrint) ("0x%X:\n", (uint32_t) pStart);
+ (*fpPrint) ("sar 0x%0X\n", pStart->sar);
+ (*fpPrint) ("dar 0x%0X\n", pStart->dar);
+ (*fpPrint) ("llp 0x%0X\n", pStart->llp);
+ (*fpPrint) ("ctl.lo 0x%0X\n", pStart->ctl.lo);
+ (*fpPrint) ("ctl.hi 0x%0X\n", pStart->ctl.hi);
+ (*fpPrint) ("sstat 0x%0X\n", pStart->sstat);
+ (*fpPrint) ("dstat 0x%0X\n", pStart->dstat);
+ (*fpPrint) ("devCtl 0x%0X\n", pStart->devCtl);
+}
+
+/****************************************************************************/
+/**
+* @brief Check if DMA channel is the flow controller
+*
+* @return 1 : If DMA is a flow controler
+* 0 : Peripheral is the flow controller
+*
+* @note
+* None
+*/
+/****************************************************************************/
+static inline int DmaIsFlowController(void *pDescriptor /* [ IN ] Descriptor buffer */
+ ) {
+ uint32_t ttfc =
+ (dmacHw_GET_DESC_RING(pDescriptor))->pTail->ctl.
+ lo & dmacHw_REG_CTL_TTFC_MASK;
+
+ switch (ttfc) {
+ case dmacHw_REG_CTL_TTFC_MM_DMAC:
+ case dmacHw_REG_CTL_TTFC_MP_DMAC:
+ case dmacHw_REG_CTL_TTFC_PM_DMAC:
+ case dmacHw_REG_CTL_TTFC_PP_DMAC:
+ return 1;
+ }
+
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Overwrites data length in the descriptor
+*
+* This function overwrites data length in the descriptor
+*
+*
+* @return void
+*
+* @note
+* This is only used for PCM channel
+*/
+/****************************************************************************/
+void dmacHw_setDataLength(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ ) {
+ dmacHw_DESC_t *pProg;
+ dmacHw_DESC_t *pHead;
+ int srcTs = 0;
+ int srcTrSize = 0;
+
+ pHead = (dmacHw_GET_DESC_RING(pDescriptor))->pHead;
+ pProg = pHead;
+
+ srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth);
+ srcTs = dataLen / srcTrSize;
+ do {
+ pProg->ctl.hi = srcTs & dmacHw_REG_CTL_BLOCK_TS_MASK;
+ pProg = (dmacHw_DESC_t *) pProg->llp;
+ } while (pProg != pHead);
+}
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the DMA channel specific interrupt
+*
+*
+* @return void
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel);
+ dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel);
+}
+
+/****************************************************************************/
+/**
+* @brief Returns the cause of channel specific DMA interrupt
+*
+* This function returns the cause of interrupt
+*
+* @return Interrupt status, each bit representing a specific type of interrupt
+*
+* @note
+* Should be called under the context of ISR
+*/
+/****************************************************************************/
+dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ dmacHw_INTERRUPT_STATUS_e status = dmacHw_INTERRUPT_STATUS_NONE;
+
+ if (dmacHw_REG_INT_STAT_TRAN(pCblk->module) &
+ ((0x00000001 << pCblk->channel))) {
+ status |= dmacHw_INTERRUPT_STATUS_TRANS;
+ }
+ if (dmacHw_REG_INT_STAT_BLOCK(pCblk->module) &
+ ((0x00000001 << pCblk->channel))) {
+ status |= dmacHw_INTERRUPT_STATUS_BLOCK;
+ }
+ if (dmacHw_REG_INT_STAT_ERROR(pCblk->module) &
+ ((0x00000001 << pCblk->channel))) {
+ status |= dmacHw_INTERRUPT_STATUS_ERROR;
+ }
+
+ return status;
+}
+
+/****************************************************************************/
+/**
+* @brief Indentifies a DMA channel causing interrupt
+*
+* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e
+*
+* @return NULL : No channel causing DMA interrupt
+* ! NULL : Handle to a channel causing DMA interrupt
+* @note
+* dmacHw_clearInterrupt() must be called with a valid handle after calling this function
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getInterruptSource(void)
+{
+ uint32_t i;
+
+ for (i = 0; i < dmaChannelCount_0 + dmaChannelCount_1; i++) {
+ if ((dmacHw_REG_INT_STAT_TRAN(dmacHw_gCblk[i].module) &
+ ((0x00000001 << dmacHw_gCblk[i].channel)))
+ || (dmacHw_REG_INT_STAT_BLOCK(dmacHw_gCblk[i].module) &
+ ((0x00000001 << dmacHw_gCblk[i].channel)))
+ || (dmacHw_REG_INT_STAT_ERROR(dmacHw_gCblk[i].module) &
+ ((0x00000001 << dmacHw_gCblk[i].channel)))
+ ) {
+ return dmacHw_CBLK_TO_HANDLE(&dmacHw_gCblk[i]);
+ }
+ }
+ return dmacHw_CBLK_TO_HANDLE(NULL);
+}
+
+/****************************************************************************/
+/**
+* @brief Estimates number of descriptor needed to perform certain DMA transfer
+*
+*
+* @return On failure : -1
+* On success : Number of descriptor count
+*
+*
+*/
+/****************************************************************************/
+int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ ) {
+ int srcTs = 0;
+ int oddSize = 0;
+ int descCount = 0;
+ int dstTrSize = 0;
+ int srcTrSize = 0;
+ uint32_t maxBlockSize = dmacHw_MAX_BLOCKSIZE;
+ dmacHw_TRANSACTION_WIDTH_e dstTrWidth;
+ dmacHw_TRANSACTION_WIDTH_e srcTrWidth;
+
+ dstTrSize = dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth);
+ srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth);
+
+ /* Skip Tx if buffer is NULL or length is unknown */
+ if ((pSrcAddr == NULL) || (pDstAddr == NULL) || (dataLen == 0)) {
+ /* Do not initiate transfer */
+ return -1;
+ }
+
+ /* Ensure scatter and gather are transaction aligned */
+ if (pConfig->srcGatherWidth % srcTrSize
+ || pConfig->dstScatterWidth % dstTrSize) {
+ return -1;
+ }
+
+ /*
+ Background 1: DMAC can not perform DMA if source and destination addresses are
+ not properly aligned with the channel's transaction width. So, for successful
+ DMA transfer, transaction width must be set according to the alignment of the
+ source and destination address.
+ */
+
+ /* Adjust destination transaction width if destination address is not aligned properly */
+ dstTrWidth = pConfig->dstMaxTransactionWidth;
+ while (dmacHw_ADDRESS_MASK(dstTrSize) & (uint32_t) pDstAddr) {
+ dstTrWidth = dmacHw_GetNextTrWidth(dstTrWidth);
+ dstTrSize = dmacHw_GetTrWidthInBytes(dstTrWidth);
+ }
+
+ /* Adjust source transaction width if source address is not aligned properly */
+ srcTrWidth = pConfig->srcMaxTransactionWidth;
+ while (dmacHw_ADDRESS_MASK(srcTrSize) & (uint32_t) pSrcAddr) {
+ srcTrWidth = dmacHw_GetNextTrWidth(srcTrWidth);
+ srcTrSize = dmacHw_GetTrWidthInBytes(srcTrWidth);
+ }
+
+ /* Find the maximum transaction per descriptor */
+ if (pConfig->maxDataPerBlock
+ && ((pConfig->maxDataPerBlock / srcTrSize) <
+ dmacHw_MAX_BLOCKSIZE)) {
+ maxBlockSize = pConfig->maxDataPerBlock / srcTrSize;
+ }
+
+ /* Find number of source transactions needed to complete the DMA transfer */
+ srcTs = dataLen / srcTrSize;
+ /* Find the odd number of bytes that need to be transferred as single byte transaction width */
+ if (srcTs && (dstTrSize > srcTrSize)) {
+ oddSize = dataLen % dstTrSize;
+ /* Adjust source transaction count due to "oddSize" */
+ srcTs = srcTs - (oddSize / srcTrSize);
+ } else {
+ oddSize = dataLen % srcTrSize;
+ }
+ /* Adjust "descCount" due to "oddSize" */
+ if (oddSize) {
+ descCount++;
+ }
+
+ /* Find the number of descriptor needed for total "srcTs" */
+ if (srcTs) {
+ descCount += ((srcTs - 1) / maxBlockSize) + 1;
+ }
+
+ return descCount;
+}
+
+/****************************************************************************/
+/**
+* @brief Check the existance of pending descriptor
+*
+* This function confirmes if there is any pending descriptor in the chain
+* to program the channel
+*
+* @return 1 : Channel need to be programmed with pending descriptor
+* 0 : No more pending descriptor to programe the channel
+*
+* @note
+* - This function should be called from ISR in case there are pending
+* descriptor to program the channel.
+*
+* Example:
+*
+* dmac_isr ()
+* {
+* ...
+* if (dmacHw_descriptorPending (handle))
+* {
+* dmacHw_initiateTransfer (handle);
+* }
+* }
+*
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+
+ /* Make sure channel is not busy */
+ if (!CHANNEL_BUSY(pCblk->module, pCblk->channel)) {
+ /* Check if pEnd is not processed */
+ if (pRing->pEnd) {
+ /* Something left for processing */
+ return 1;
+ }
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Program channel register to stop transfer
+*
+* Ensures the channel is not doing any transfer after calling this function
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk;
+
+ pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ /* Stop the channel */
+ dmacHw_DMA_STOP(pCblk->module, pCblk->channel);
+}
+
+/****************************************************************************/
+/**
+* @brief Deallocates source or destination memory, allocated
+*
+* This function can be called to deallocate data memory that was DMAed successfully
+*
+* @return On failure : -1
+* On success : Number of buffer freed
+*
+* @note
+* This function will be called ONLY, when source OR destination address is pointing
+* to dynamic memory
+*/
+/****************************************************************************/
+int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */
+ ) {
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+ uint32_t count = 0;
+
+ if (fpFree == NULL) {
+ return -1;
+ }
+
+ while ((pRing->pFree != pRing->pTail)
+ && (pRing->pFree->ctl.lo & dmacHw_DESC_FREE)) {
+ if (pRing->pFree->devCtl == dmacHw_FREE_USER_MEMORY) {
+ /* Identify, which memory to free */
+ if (dmacHw_DST_IS_MEMORY(pConfig->transferType)) {
+ (*fpFree) ((void *)pRing->pFree->dar);
+ } else {
+ /* Destination was a peripheral */
+ (*fpFree) ((void *)pRing->pFree->sar);
+ }
+ /* Unmark user memory to indicate it is freed */
+ pRing->pFree->devCtl = ~dmacHw_FREE_USER_MEMORY;
+ }
+ dmacHw_NEXT_DESC(pRing, pFree);
+
+ count++;
+ }
+
+ return count;
+}
+
+/****************************************************************************/
+/**
+* @brief Prepares descriptor ring, when source peripheral working as a flow controller
+*
+* This function will update the discriptor ring by allocating buffers, when source peripheral
+* has to work as a flow controller to transfer data from:
+* - Peripheral to memory.
+*
+* @return On failure : -1
+* On success : Number of descriptor updated
+*
+*
+* @note
+* Channel must be configured for peripheral to memory transfer
+*
+*/
+/****************************************************************************/
+int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t srcAddr, /* [ IN ] Source peripheral address */
+ void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */
+ int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */
+ int num /* [ IN ] Number of descriptor to set */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+ dmacHw_DESC_t *pProg = NULL;
+ dmacHw_DESC_t *pLast = NULL;
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+ uint32_t dstAddr;
+ uint32_t controlParam;
+ int i;
+
+ dmacHw_ASSERT(pConfig->transferType ==
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM);
+
+ if (num > pRing->num) {
+ return -1;
+ }
+
+ pLast = pRing->pEnd; /* Last descriptor updated */
+ pProg = pRing->pHead; /* First descriptor in the new list */
+
+ controlParam = pConfig->srcUpdate |
+ pConfig->dstUpdate |
+ pConfig->srcMaxTransactionWidth |
+ pConfig->dstMaxTransactionWidth |
+ pConfig->srcMasterInterface |
+ pConfig->dstMasterInterface |
+ pConfig->srcMaxBurstWidth |
+ pConfig->dstMaxBurstWidth |
+ dmacHw_REG_CTL_TTFC_PM_PERI |
+ dmacHw_REG_CTL_LLP_DST_EN |
+ dmacHw_REG_CTL_LLP_SRC_EN | dmacHw_REG_CTL_INT_EN;
+
+ for (i = 0; i < num; i++) {
+ /* Allocate Rx buffer only for idle descriptor */
+ if (((pRing->pHead->ctl.hi & dmacHw_DESC_FREE) == 0) ||
+ ((dmacHw_DESC_t *) pRing->pHead->llp == pRing->pTail)
+ ) {
+ /* Rx descriptor is not idle */
+ break;
+ }
+ /* Set source address */
+ pRing->pHead->sar = srcAddr;
+ if (fpAlloc) {
+ /* Allocate memory for buffer in descriptor */
+ dstAddr = (uint32_t) (*fpAlloc) (len);
+ /* Check the destination address */
+ if (dstAddr == 0) {
+ if (i == 0) {
+ /* Not a single descriptor is available */
+ return -1;
+ }
+ break;
+ }
+ /* Set destination address */
+ pRing->pHead->dar = dstAddr;
+ }
+ /* Set control information */
+ pRing->pHead->ctl.lo = controlParam;
+ /* Use "devCtl" to mark the memory that need to be freed later */
+ pRing->pHead->devCtl = dmacHw_FREE_USER_MEMORY;
+ /* Descriptor is now owned by the channel */
+ pRing->pHead->ctl.hi = 0;
+ /* Remember the descriptor last updated */
+ pRing->pEnd = pRing->pHead;
+ /* Update next descriptor */
+ dmacHw_NEXT_DESC(pRing, pHead);
+ }
+
+ /* Mark the end of the list */
+ pRing->pEnd->ctl.lo &=
+ ~(dmacHw_REG_CTL_LLP_DST_EN | dmacHw_REG_CTL_LLP_SRC_EN);
+ /* Connect the list */
+ if (pLast != pProg) {
+ pLast->ctl.lo |=
+ dmacHw_REG_CTL_LLP_DST_EN | dmacHw_REG_CTL_LLP_SRC_EN;
+ }
+ /* Mark the descriptors are updated */
+ pCblk->descUpdated = 1;
+ if (!pCblk->varDataStarted) {
+ /* LLP must be pointing to the first descriptor */
+ dmacHw_SET_LLP(pCblk->module, pCblk->channel,
+ (uint32_t) pProg - pRing->virt2PhyOffset);
+ /* Channel, handling variable data started */
+ pCblk->varDataStarted = 1;
+ }
+
+ return i;
+}
+
+/****************************************************************************/
+/**
+* @brief Read data DMAed to memory
+*
+* This function will read data that has been DMAed to memory while transfering from:
+* - Memory to memory
+* - Peripheral to memory
+*
+* @param handle -
+* @param ppBbuf -
+* @param pLen -
+*
+* @return 0 - No more data is available to read
+* 1 - More data might be available to read
+*
+*/
+/****************************************************************************/
+int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void **ppBbuf, /* [ OUT ] Data received */
+ size_t *pLlen /* [ OUT ] Length of the data received */
+ ) {
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+
+ (void)handle;
+
+ if (pConfig->transferMode != dmacHw_TRANSFER_MODE_CONTINUOUS) {
+ if (((pRing->pTail->ctl.hi & dmacHw_DESC_FREE) == 0) ||
+ (pRing->pTail == pRing->pHead)
+ ) {
+ /* No receive data available */
+ *ppBbuf = (char *)NULL;
+ *pLlen = 0;
+
+ return 0;
+ }
+ }
+
+ /* Return read buffer and length */
+ *ppBbuf = (char *)pRing->pTail->dar;
+
+ /* Extract length of the received data */
+ if (DmaIsFlowController(pDescriptor)) {
+ uint32_t srcTrSize = 0;
+
+ switch (pRing->pTail->ctl.lo & dmacHw_REG_CTL_SRC_TR_WIDTH_MASK) {
+ case dmacHw_REG_CTL_SRC_TR_WIDTH_8:
+ srcTrSize = 1;
+ break;
+ case dmacHw_REG_CTL_SRC_TR_WIDTH_16:
+ srcTrSize = 2;
+ break;
+ case dmacHw_REG_CTL_SRC_TR_WIDTH_32:
+ srcTrSize = 4;
+ break;
+ case dmacHw_REG_CTL_SRC_TR_WIDTH_64:
+ srcTrSize = 8;
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ }
+ /* Calculate length from the block size */
+ *pLlen =
+ (pRing->pTail->ctl.hi & dmacHw_REG_CTL_BLOCK_TS_MASK) *
+ srcTrSize;
+ } else {
+ /* Extract length from the source peripheral */
+ *pLlen = pRing->pTail->sstat;
+ }
+
+ /* Advance tail to next descriptor */
+ dmacHw_NEXT_DESC(pRing, pTail);
+
+ return 1;
+}
+
+/****************************************************************************/
+/**
+* @brief Set descriptor carrying control information
+*
+* This function will be used to send specific control information to the device
+* using the DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t ctlAddress, /* [ IN ] Address of the device control register */
+ uint32_t control /* [ IN ] Device control information */
+ ) {
+ dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor);
+
+ if (ctlAddress == 0) {
+ return -1;
+ }
+
+ /* Check the availability of descriptors in the ring */
+ if ((pRing->pHead->ctl.hi & dmacHw_DESC_FREE) == 0) {
+ return -1;
+ }
+ /* Set control information */
+ pRing->pHead->devCtl = control;
+ /* Set source and destination address */
+ pRing->pHead->sar = (uint32_t) &pRing->pHead->devCtl;
+ pRing->pHead->dar = ctlAddress;
+ /* Set control parameters */
+ if (pConfig->flowControler == dmacHw_FLOW_CONTROL_DMA) {
+ pRing->pHead->ctl.lo = pConfig->transferType |
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_INC |
+ dmacHw_DST_ADDRESS_UPDATE_MODE_INC |
+ dmacHw_SRC_TRANSACTION_WIDTH_32 |
+ pConfig->dstMaxTransactionWidth |
+ dmacHw_SRC_BURST_WIDTH_0 |
+ dmacHw_DST_BURST_WIDTH_0 |
+ pConfig->srcMasterInterface |
+ pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN;
+ } else {
+ uint32_t transferType = 0;
+ switch (pConfig->transferType) {
+ case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM:
+ transferType = dmacHw_REG_CTL_TTFC_PM_PERI;
+ break;
+ case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL:
+ transferType = dmacHw_REG_CTL_TTFC_MP_PERI;
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ }
+ pRing->pHead->ctl.lo = transferType |
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_INC |
+ dmacHw_DST_ADDRESS_UPDATE_MODE_INC |
+ dmacHw_SRC_TRANSACTION_WIDTH_32 |
+ pConfig->dstMaxTransactionWidth |
+ dmacHw_SRC_BURST_WIDTH_0 |
+ dmacHw_DST_BURST_WIDTH_0 |
+ pConfig->srcMasterInterface |
+ pConfig->dstMasterInterface |
+ pConfig->flowControler | dmacHw_REG_CTL_INT_EN;
+ }
+
+ /* Set block transaction size to one 32 bit transaction */
+ pRing->pHead->ctl.hi = dmacHw_REG_CTL_BLOCK_TS_MASK & 1;
+
+ /* Remember the descriptor to initialize the registers */
+ if (pRing->pProg == dmacHw_DESC_INIT) {
+ pRing->pProg = pRing->pHead;
+ }
+ pRing->pEnd = pRing->pHead;
+
+ /* Advance the descriptor */
+ dmacHw_NEXT_DESC(pRing, pHead);
+
+ /* Update Tail pointer if destination is a peripheral */
+ if (!dmacHw_DST_IS_MEMORY(pConfig->transferType)) {
+ pRing->pTail = pRing->pHead;
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Sets channel specific user data
+*
+* This function associates user data to a specif DMA channel
+*
+*/
+/****************************************************************************/
+void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *userData /* [ IN ] User data */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ pCblk->userData = userData;
+}
+
+/****************************************************************************/
+/**
+* @brief Gets channel specific user data
+*
+* This function returns user data specific to a DMA channel
+*
+* @return user data
+*/
+/****************************************************************************/
+void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ return pCblk->userData;
+}
+
+/****************************************************************************/
+/**
+* @brief Resets descriptor control information
+*
+* @return void
+*/
+/****************************************************************************/
+void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */
+ ) {
+ int i;
+ dmacHw_DESC_RING_t *pRing;
+ dmacHw_DESC_t *pDesc;
+
+ pRing = dmacHw_GET_DESC_RING(pDescriptor);
+ pDesc = pRing->pHead;
+
+ for (i = 0; i < pRing->num; i++) {
+ /* Mark descriptor is ready to use */
+ pDesc->ctl.hi = dmacHw_DESC_FREE;
+ /* Look into next link list item */
+ pDesc++;
+ }
+ pRing->pFree = pRing->pTail = pRing->pEnd = pRing->pHead;
+ pRing->pProg = dmacHw_DESC_INIT;
+}
+
+/****************************************************************************/
+/**
+* @brief Displays channel specific registers and other control parameters
+*
+* @return void
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+ ) {
+ dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle);
+
+ DisplayRegisterContents(pCblk->module, pCblk->channel, fpPrint);
+ DisplayDescRing(pDescriptor, fpPrint);
+}
diff --git a/arch/arm/mach-bcmring/csp/tmr/Makefile b/arch/arm/mach-bcmring/csp/tmr/Makefile
new file mode 100644
index 00000000000..244a61ab769
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/tmr/Makefile
@@ -0,0 +1 @@
+obj-y += tmrHw.o
diff --git a/arch/arm/mach-bcmring/csp/tmr/tmrHw.c b/arch/arm/mach-bcmring/csp/tmr/tmrHw.c
new file mode 100644
index 00000000000..5c1c9a0e5ed
--- /dev/null
+++ b/arch/arm/mach-bcmring/csp/tmr/tmrHw.c
@@ -0,0 +1,576 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file tmrHw.c
+*
+* @brief Low level Timer driver routines
+*
+* @note
+*
+* These routines provide basic timer functionality only.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/errno.h>
+#include <csp/stdint.h>
+
+#include <csp/tmrHw.h>
+#include <mach/csp/tmrHw_reg.h>
+
+#define tmrHw_ASSERT(a) if (!(a)) *(char *)0 = 0
+#define tmrHw_MILLISEC_PER_SEC (1000)
+
+#define tmrHw_LOW_1_RESOLUTION_COUNT (tmrHw_LOW_RESOLUTION_CLOCK / tmrHw_MILLISEC_PER_SEC)
+#define tmrHw_LOW_1_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_1_RESOLUTION_COUNT)
+#define tmrHw_LOW_16_RESOLUTION_COUNT (tmrHw_LOW_1_RESOLUTION_COUNT / 16)
+#define tmrHw_LOW_16_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_16_RESOLUTION_COUNT)
+#define tmrHw_LOW_256_RESOLUTION_COUNT (tmrHw_LOW_1_RESOLUTION_COUNT / 256)
+#define tmrHw_LOW_256_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_256_RESOLUTION_COUNT)
+
+#define tmrHw_HIGH_1_RESOLUTION_COUNT (tmrHw_HIGH_RESOLUTION_CLOCK / tmrHw_MILLISEC_PER_SEC)
+#define tmrHw_HIGH_1_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_1_RESOLUTION_COUNT)
+#define tmrHw_HIGH_16_RESOLUTION_COUNT (tmrHw_HIGH_1_RESOLUTION_COUNT / 16)
+#define tmrHw_HIGH_16_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_16_RESOLUTION_COUNT)
+#define tmrHw_HIGH_256_RESOLUTION_COUNT (tmrHw_HIGH_1_RESOLUTION_COUNT / 256)
+#define tmrHw_HIGH_256_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_256_RESOLUTION_COUNT)
+
+static void ResetTimer(tmrHw_ID_t timerId)
+ __attribute__ ((section(".aramtext")));
+static int tmrHw_divide(int num, int denom)
+ __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Get timer capability
+*
+* This function returns various capabilities/attributes of a timer
+*
+* @return Capability
+*
+*/
+/****************************************************************************/
+uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */
+) {
+ switch (capability) {
+ case tmrHw_CAPABILITY_CLOCK:
+ return (timerId <=
+ 1) ? tmrHw_LOW_RESOLUTION_CLOCK :
+ tmrHw_HIGH_RESOLUTION_CLOCK;
+ case tmrHw_CAPABILITY_RESOLUTION:
+ return 32;
+ default:
+ return 0;
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Resets a timer
+*
+* This function initializes timer
+*
+* @return void
+*
+*/
+/****************************************************************************/
+static void ResetTimer(tmrHw_ID_t timerId /* [ IN ] Timer Id */
+) {
+ /* Reset timer */
+ pTmrHw[timerId].LoadValue = 0;
+ pTmrHw[timerId].CurrentValue = 0xFFFFFFFF;
+ pTmrHw[timerId].Control = 0;
+ pTmrHw[timerId].BackgroundLoad = 0;
+ /* Always configure as a 32 bit timer */
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_32BIT;
+ /* Clear interrupt only if raw status interrupt is set */
+ if (pTmrHw[timerId].RawInterruptStatus) {
+ pTmrHw[timerId].InterruptClear = 0xFFFFFFFF;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Sets counter value for an interval in ms
+*
+* @return On success: Effective counter value set
+* On failure: 0
+*
+*/
+/****************************************************************************/
+static tmrHw_INTERVAL_t SetTimerPeriod(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */
+) {
+ uint32_t scale = 0;
+ uint32_t count = 0;
+
+ if (timerId == 0 || timerId == 1) {
+ if (msec <= tmrHw_LOW_1_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1;
+ scale = tmrHw_LOW_1_RESOLUTION_COUNT;
+ } else if (msec <= tmrHw_LOW_16_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16;
+ scale = tmrHw_LOW_16_RESOLUTION_COUNT;
+ } else if (msec <= tmrHw_LOW_256_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256;
+ scale = tmrHw_LOW_256_RESOLUTION_COUNT;
+ } else {
+ return 0;
+ }
+
+ count = msec * scale;
+ /* Set counter value */
+ pTmrHw[timerId].LoadValue = count;
+ pTmrHw[timerId].BackgroundLoad = count;
+
+ } else if (timerId == 2 || timerId == 3) {
+ if (msec <= tmrHw_HIGH_1_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1;
+ scale = tmrHw_HIGH_1_RESOLUTION_COUNT;
+ } else if (msec <= tmrHw_HIGH_16_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16;
+ scale = tmrHw_HIGH_16_RESOLUTION_COUNT;
+ } else if (msec <= tmrHw_HIGH_256_MAX_MILLISEC) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256;
+ scale = tmrHw_HIGH_256_RESOLUTION_COUNT;
+ } else {
+ return 0;
+ }
+
+ count = msec * scale;
+ /* Set counter value */
+ pTmrHw[timerId].LoadValue = count;
+ pTmrHw[timerId].BackgroundLoad = count;
+ }
+ return count / scale;
+}
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer in terms of timer interrupt rate
+*
+* This function initializes a periodic timer to generate specific number of
+* timer interrupt per second
+*
+* @return On success: Effective timer frequency
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */
+) {
+ uint32_t resolution = 0;
+ uint32_t count = 0;
+ ResetTimer(timerId);
+
+ /* Set timer mode periodic */
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC;
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT;
+ /* Set timer in highest resolution */
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1;
+
+ if (rate && (timerId == 0 || timerId == 1)) {
+ if (rate > tmrHw_LOW_RESOLUTION_CLOCK) {
+ return 0;
+ }
+ resolution = tmrHw_LOW_RESOLUTION_CLOCK;
+ } else if (rate && (timerId == 2 || timerId == 3)) {
+ if (rate > tmrHw_HIGH_RESOLUTION_CLOCK) {
+ return 0;
+ } else {
+ resolution = tmrHw_HIGH_RESOLUTION_CLOCK;
+ }
+ } else {
+ return 0;
+ }
+ /* Find the counter value */
+ count = resolution / rate;
+ /* Set counter value */
+ pTmrHw[timerId].LoadValue = count;
+ pTmrHw[timerId].BackgroundLoad = count;
+
+ return resolution / count;
+}
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt after
+* certain time interval
+*
+* This function initializes a periodic timer to generate timer interrupt
+* after every time interval in millisecond
+*
+* @return On success: Effective interval set in milli-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */
+) {
+ ResetTimer(timerId);
+
+ /* Set timer mode periodic */
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC;
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT;
+
+ return SetTimerPeriod(timerId, msec);
+}
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt just once
+* after certain time interval
+*
+* This function initializes a periodic timer to generate a single ticks after
+* certain time interval in millisecond
+*
+* @return On success: Effective interval set in milli-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */
+) {
+ ResetTimer(timerId);
+
+ /* Set timer mode oneshot */
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC;
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_ONESHOT;
+
+ return SetTimerPeriod(timerId, msec);
+}
+
+/****************************************************************************/
+/**
+* @brief Configures a timer to run as a free running timer
+*
+* This function initializes a timer to run as a free running timer
+*
+* @return Timer resolution (count / sec)
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ uint32_t divider /* [ IN ] Dividing the clock frequency */
+) {
+ uint32_t scale = 0;
+
+ ResetTimer(timerId);
+ /* Set timer as free running mode */
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_PERIODIC;
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT;
+
+ if (divider >= 64) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256;
+ scale = 256;
+ } else if (divider >= 8) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16;
+ scale = 16;
+ } else {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1;
+ scale = 1;
+ }
+
+ if (timerId == 0 || timerId == 1) {
+ return tmrHw_divide(tmrHw_LOW_RESOLUTION_CLOCK, scale);
+ } else if (timerId == 2 || timerId == 3) {
+ return tmrHw_divide(tmrHw_HIGH_RESOLUTION_CLOCK, scale);
+ }
+
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Starts a timer
+*
+* This function starts a preconfigured timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*
+*/
+/****************************************************************************/
+int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_TIMER_ENABLE;
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Stops a timer
+*
+* This function stops a running timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*
+*/
+/****************************************************************************/
+int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_TIMER_ENABLE;
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Gets current timer count
+*
+* This function returns the current timer value
+*
+* @return Current downcounting timer value
+*
+*/
+/****************************************************************************/
+uint32_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ /* return 32 bit timer value */
+ switch (pTmrHw[timerId].Control & tmrHw_CONTROL_MODE_MASK) {
+ case tmrHw_CONTROL_FREE_RUNNING:
+ if (pTmrHw[timerId].CurrentValue) {
+ return tmrHw_MAX_COUNT - pTmrHw[timerId].CurrentValue;
+ }
+ break;
+ case tmrHw_CONTROL_PERIODIC:
+ case tmrHw_CONTROL_ONESHOT:
+ return pTmrHw[timerId].BackgroundLoad -
+ pTmrHw[timerId].CurrentValue;
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Gets timer count rate
+*
+* This function returns the number of counts per second
+*
+* @return Count rate
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ uint32_t divider = 0;
+
+ switch (pTmrHw[timerId].Control & tmrHw_CONTROL_PRESCALE_MASK) {
+ case tmrHw_CONTROL_PRESCALE_1:
+ divider = 1;
+ break;
+ case tmrHw_CONTROL_PRESCALE_16:
+ divider = 16;
+ break;
+ case tmrHw_CONTROL_PRESCALE_256:
+ divider = 256;
+ break;
+ default:
+ tmrHw_ASSERT(0);
+ }
+
+ if (timerId == 0 || timerId == 1) {
+ return tmrHw_divide(tmrHw_LOW_RESOLUTION_CLOCK, divider);
+ } else {
+ return tmrHw_divide(tmrHw_HIGH_RESOLUTION_CLOCK, divider);
+ }
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Enables timer interrupt
+*
+* This function enables the timer interrupt
+*
+* @return N/A
+*
+*/
+/****************************************************************************/
+void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ pTmrHw[timerId].Control |= tmrHw_CONTROL_INTERRUPT_ENABLE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disables timer interrupt
+*
+* This function disable the timer interrupt
+*
+* @return N/A
+*
+*/
+/****************************************************************************/
+void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ pTmrHw[timerId].Control &= ~tmrHw_CONTROL_INTERRUPT_ENABLE;
+}
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the timer interrupt
+*
+* @return N/A
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ pTmrHw[timerId].InterruptClear = 0x1;
+}
+
+/****************************************************************************/
+/**
+* @brief Gets the interrupt status
+*
+* This function returns timer interrupt status
+*
+* @return Interrupt status
+*/
+/****************************************************************************/
+tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) {
+ if (pTmrHw[timerId].InterruptStatus) {
+ return tmrHw_INTERRUPT_STATUS_SET;
+ } else {
+ return tmrHw_INTERRUPT_STATUS_UNSET;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Indentifies a timer causing interrupt
+*
+* This functions returns a timer causing interrupt
+*
+* @return 0xFFFFFFFF : No timer causing an interrupt
+* ! 0xFFFFFFFF : timer causing an interrupt
+* @note
+* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function
+*/
+/****************************************************************************/
+tmrHw_ID_t tmrHw_getInterruptSource(void /* void */
+) {
+ int i;
+
+ for (i = 0; i < tmrHw_TIMER_NUM_COUNT; i++) {
+ if (pTmrHw[i].InterruptStatus) {
+ return i;
+ }
+ }
+
+ return 0xFFFFFFFF;
+}
+
+/****************************************************************************/
+/**
+* @brief Displays specific timer registers
+*
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+) {
+ (*fpPrint) ("Displaying register contents \n\n");
+ (*fpPrint) ("Timer %d: Load value 0x%X\n", timerId,
+ pTmrHw[timerId].LoadValue);
+ (*fpPrint) ("Timer %d: Background load value 0x%X\n", timerId,
+ pTmrHw[timerId].BackgroundLoad);
+ (*fpPrint) ("Timer %d: Control 0x%X\n", timerId,
+ pTmrHw[timerId].Control);
+ (*fpPrint) ("Timer %d: Interrupt clear 0x%X\n", timerId,
+ pTmrHw[timerId].InterruptClear);
+ (*fpPrint) ("Timer %d: Interrupt raw interrupt 0x%X\n", timerId,
+ pTmrHw[timerId].RawInterruptStatus);
+ (*fpPrint) ("Timer %d: Interrupt status 0x%X\n", timerId,
+ pTmrHw[timerId].InterruptStatus);
+}
+
+/****************************************************************************/
+/**
+* @brief Use a timer to perform a busy wait delay for a number of usecs.
+*
+* @return N/A
+*/
+/****************************************************************************/
+void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ unsigned long usecs /* [ IN ] usec to delay */
+) {
+ tmrHw_RATE_t usec_tick_rate;
+ tmrHw_COUNT_t start_time;
+ tmrHw_COUNT_t delta_time;
+
+ start_time = tmrHw_GetCurrentCount(timerId);
+ usec_tick_rate = tmrHw_divide(tmrHw_getCountRate(timerId), 1000000);
+ delta_time = usecs * usec_tick_rate;
+
+ /* Busy wait */
+ while (delta_time > (tmrHw_GetCurrentCount(timerId) - start_time))
+ ;
+}
+
+/****************************************************************************/
+/**
+* @brief Local Divide function
+*
+* This function does the divide
+*
+* @return divide value
+*
+*/
+/****************************************************************************/
+static int tmrHw_divide(int num, int denom)
+{
+ int r;
+ int t = 1;
+
+ /* Shift denom and t up to the largest value to optimize algorithm */
+ /* t contains the units of each divide */
+ while ((denom & 0x40000000) == 0) { /* fails if denom=0 */
+ denom = denom << 1;
+ t = t << 1;
+ }
+
+ /* Intialize the result */
+ r = 0;
+
+ do {
+ /* Determine if there exists a positive remainder */
+ if ((num - denom) >= 0) {
+ /* Accumlate t to the result and calculate a new remainder */
+ num = num - denom;
+ r = r + t;
+ }
+ /* Continue to shift denom and shift t down to 0 */
+ denom = denom >> 1;
+ t = t >> 1;
+ } while (t != 0);
+ return r;
+}
diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c
new file mode 100644
index 00000000000..7b20fccb9d4
--- /dev/null
+++ b/arch/arm/mach-bcmring/dma.c
@@ -0,0 +1,2321 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dma.c
+*
+* @brief Implements the DMA interface.
+*/
+/****************************************************************************/
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/irqreturn.h>
+#include <linux/proc_fs.h>
+
+#include <mach/timer.h>
+
+#include <linux/mm.h>
+#include <linux/pfn.h>
+#include <asm/atomic.h>
+#include <mach/dma.h>
+
+/* I don't quite understand why dc4 fails when this is set to 1 and DMA is enabled */
+/* especially since dc4 doesn't use kmalloc'd memory. */
+
+#define ALLOW_MAP_OF_KMALLOC_MEMORY 0
+
+/* ---- Public Variables ------------------------------------------------- */
+
+/* ---- Private Constants and Types -------------------------------------- */
+
+#define MAKE_HANDLE(controllerIdx, channelIdx) (((controllerIdx) << 4) | (channelIdx))
+
+#define CONTROLLER_FROM_HANDLE(handle) (((handle) >> 4) & 0x0f)
+#define CHANNEL_FROM_HANDLE(handle) ((handle) & 0x0f)
+
+#define DMA_MAP_DEBUG 0
+
+#if DMA_MAP_DEBUG
+# define DMA_MAP_PRINT(fmt, args...) printk("%s: " fmt, __func__, ## args)
+#else
+# define DMA_MAP_PRINT(fmt, args...)
+#endif
+
+/* ---- Private Variables ------------------------------------------------ */
+
+static DMA_Global_t gDMA;
+static struct proc_dir_entry *gDmaDir;
+
+static atomic_t gDmaStatMemTypeKmalloc = ATOMIC_INIT(0);
+static atomic_t gDmaStatMemTypeVmalloc = ATOMIC_INIT(0);
+static atomic_t gDmaStatMemTypeUser = ATOMIC_INIT(0);
+static atomic_t gDmaStatMemTypeCoherent = ATOMIC_INIT(0);
+
+#include "dma_device.c"
+
+/* ---- Private Function Prototypes -------------------------------------- */
+
+/* ---- Functions ------------------------------------------------------- */
+
+/****************************************************************************/
+/**
+* Displays information for /proc/dma/mem-type
+*/
+/****************************************************************************/
+
+static int dma_proc_read_mem_type(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int len = 0;
+
+ len += sprintf(buf + len, "dma_map_mem statistics\n");
+ len +=
+ sprintf(buf + len, "coherent: %d\n",
+ atomic_read(&gDmaStatMemTypeCoherent));
+ len +=
+ sprintf(buf + len, "kmalloc: %d\n",
+ atomic_read(&gDmaStatMemTypeKmalloc));
+ len +=
+ sprintf(buf + len, "vmalloc: %d\n",
+ atomic_read(&gDmaStatMemTypeVmalloc));
+ len +=
+ sprintf(buf + len, "user: %d\n",
+ atomic_read(&gDmaStatMemTypeUser));
+
+ return len;
+}
+
+/****************************************************************************/
+/**
+* Displays information for /proc/dma/channels
+*/
+/****************************************************************************/
+
+static int dma_proc_read_channels(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int controllerIdx;
+ int channelIdx;
+ int limit = count - 200;
+ int len = 0;
+ DMA_Channel_t *channel;
+
+ if (down_interruptible(&gDMA.lock) < 0) {
+ return -ERESTARTSYS;
+ }
+
+ for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS;
+ controllerIdx++) {
+ for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS;
+ channelIdx++) {
+ if (len >= limit) {
+ break;
+ }
+
+ channel =
+ &gDMA.controller[controllerIdx].channel[channelIdx];
+
+ len +=
+ sprintf(buf + len, "%d:%d ", controllerIdx,
+ channelIdx);
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) !=
+ 0) {
+ len +=
+ sprintf(buf + len, "Dedicated for %s ",
+ DMA_gDeviceAttribute[channel->
+ devType].name);
+ } else {
+ len += sprintf(buf + len, "Shared ");
+ }
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_NO_ISR) != 0) {
+ len += sprintf(buf + len, "No ISR ");
+ }
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_LARGE_FIFO) != 0) {
+ len += sprintf(buf + len, "Fifo: 128 ");
+ } else {
+ len += sprintf(buf + len, "Fifo: 64 ");
+ }
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_IN_USE) != 0) {
+ len +=
+ sprintf(buf + len, "InUse by %s",
+ DMA_gDeviceAttribute[channel->
+ devType].name);
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ len +=
+ sprintf(buf + len, " (%s:%d)",
+ channel->fileName,
+ channel->lineNum);
+#endif
+ } else {
+ len += sprintf(buf + len, "Avail ");
+ }
+
+ if (channel->lastDevType != DMA_DEVICE_NONE) {
+ len +=
+ sprintf(buf + len, "Last use: %s ",
+ DMA_gDeviceAttribute[channel->
+ lastDevType].
+ name);
+ }
+
+ len += sprintf(buf + len, "\n");
+ }
+ }
+ up(&gDMA.lock);
+ *eof = 1;
+
+ return len;
+}
+
+/****************************************************************************/
+/**
+* Displays information for /proc/dma/devices
+*/
+/****************************************************************************/
+
+static int dma_proc_read_devices(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int limit = count - 200;
+ int len = 0;
+ int devIdx;
+
+ if (down_interruptible(&gDMA.lock) < 0) {
+ return -ERESTARTSYS;
+ }
+
+ for (devIdx = 0; devIdx < DMA_NUM_DEVICE_ENTRIES; devIdx++) {
+ DMA_DeviceAttribute_t *devAttr = &DMA_gDeviceAttribute[devIdx];
+
+ if (devAttr->name == NULL) {
+ continue;
+ }
+
+ if (len >= limit) {
+ break;
+ }
+
+ len += sprintf(buf + len, "%-12s ", devAttr->name);
+
+ if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) {
+ len +=
+ sprintf(buf + len, "Dedicated %d:%d ",
+ devAttr->dedicatedController,
+ devAttr->dedicatedChannel);
+ } else {
+ len += sprintf(buf + len, "Shared DMA:");
+ if ((devAttr->flags & DMA_DEVICE_FLAG_ON_DMA0) != 0) {
+ len += sprintf(buf + len, "0");
+ }
+ if ((devAttr->flags & DMA_DEVICE_FLAG_ON_DMA1) != 0) {
+ len += sprintf(buf + len, "1");
+ }
+ len += sprintf(buf + len, " ");
+ }
+ if ((devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) != 0) {
+ len += sprintf(buf + len, "NoISR ");
+ }
+ if ((devAttr->flags & DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO) != 0) {
+ len += sprintf(buf + len, "Allow-128 ");
+ }
+
+ len +=
+ sprintf(buf + len,
+ "Xfer #: %Lu Ticks: %Lu Bytes: %Lu DescLen: %u\n",
+ devAttr->numTransfers, devAttr->transferTicks,
+ devAttr->transferBytes,
+ devAttr->ring.bytesAllocated);
+
+ }
+
+ up(&gDMA.lock);
+ *eof = 1;
+
+ return len;
+}
+
+/****************************************************************************/
+/**
+* Determines if a DMA_Device_t is "valid".
+*
+* @return
+* TRUE - dma device is valid
+* FALSE - dma device isn't valid
+*/
+/****************************************************************************/
+
+static inline int IsDeviceValid(DMA_Device_t device)
+{
+ return (device >= 0) && (device < DMA_NUM_DEVICE_ENTRIES);
+}
+
+/****************************************************************************/
+/**
+* Translates a DMA handle into a pointer to a channel.
+*
+* @return
+* non-NULL - pointer to DMA_Channel_t
+* NULL - DMA Handle was invalid
+*/
+/****************************************************************************/
+
+static inline DMA_Channel_t *HandleToChannel(DMA_Handle_t handle)
+{
+ int controllerIdx;
+ int channelIdx;
+
+ controllerIdx = CONTROLLER_FROM_HANDLE(handle);
+ channelIdx = CHANNEL_FROM_HANDLE(handle);
+
+ if ((controllerIdx > DMA_NUM_CONTROLLERS)
+ || (channelIdx > DMA_NUM_CHANNELS)) {
+ return NULL;
+ }
+ return &gDMA.controller[controllerIdx].channel[channelIdx];
+}
+
+/****************************************************************************/
+/**
+* Interrupt handler which is called to process DMA interrupts.
+*/
+/****************************************************************************/
+
+static irqreturn_t dma_interrupt_handler(int irq, void *dev_id)
+{
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+ int irqStatus;
+
+ channel = (DMA_Channel_t *) dev_id;
+
+ /* Figure out why we were called, and knock down the interrupt */
+
+ irqStatus = dmacHw_getInterruptStatus(channel->dmacHwHandle);
+ dmacHw_clearInterrupt(channel->dmacHwHandle);
+
+ if ((channel->devType < 0)
+ || (channel->devType > DMA_NUM_DEVICE_ENTRIES)) {
+ printk(KERN_ERR "dma_interrupt_handler: Invalid devType: %d\n",
+ channel->devType);
+ return IRQ_NONE;
+ }
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ /* Update stats */
+
+ if ((irqStatus & dmacHw_INTERRUPT_STATUS_TRANS) != 0) {
+ devAttr->transferTicks +=
+ (timer_get_tick_count() - devAttr->transferStartTime);
+ }
+
+ if ((irqStatus & dmacHw_INTERRUPT_STATUS_ERROR) != 0) {
+ printk(KERN_ERR
+ "dma_interrupt_handler: devType :%d DMA error (%s)\n",
+ channel->devType, devAttr->name);
+ } else {
+ devAttr->numTransfers++;
+ devAttr->transferBytes += devAttr->numBytes;
+ }
+
+ /* Call any installed handler */
+
+ if (devAttr->devHandler != NULL) {
+ devAttr->devHandler(channel->devType, irqStatus,
+ devAttr->userData);
+ }
+
+ return IRQ_HANDLED;
+}
+
+/****************************************************************************/
+/**
+* Allocates memory to hold a descriptor ring. The descriptor ring then
+* needs to be populated by making one or more calls to
+* dna_add_descriptors.
+*
+* The returned descriptor ring will be automatically initialized.
+*
+* @return
+* 0 Descriptor ring was allocated successfully
+* -EINVAL Invalid parameters passed in
+* -ENOMEM Unable to allocate memory for the desired number of descriptors.
+*/
+/****************************************************************************/
+
+int dma_alloc_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to populate */
+ int numDescriptors /* Number of descriptors that need to be allocated. */
+ ) {
+ size_t bytesToAlloc = dmacHw_descriptorLen(numDescriptors);
+
+ if ((ring == NULL) || (numDescriptors <= 0)) {
+ return -EINVAL;
+ }
+
+ ring->physAddr = 0;
+ ring->descriptorsAllocated = 0;
+ ring->bytesAllocated = 0;
+
+ ring->virtAddr = dma_alloc_writecombine(NULL,
+ bytesToAlloc,
+ &ring->physAddr,
+ GFP_KERNEL);
+ if (ring->virtAddr == NULL) {
+ return -ENOMEM;
+ }
+
+ ring->bytesAllocated = bytesToAlloc;
+ ring->descriptorsAllocated = numDescriptors;
+
+ return dma_init_descriptor_ring(ring, numDescriptors);
+}
+
+EXPORT_SYMBOL(dma_alloc_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Releases the memory which was previously allocated for a descriptor ring.
+*/
+/****************************************************************************/
+
+void dma_free_descriptor_ring(DMA_DescriptorRing_t *ring /* Descriptor to release */
+ ) {
+ if (ring->virtAddr != NULL) {
+ dma_free_writecombine(NULL,
+ ring->bytesAllocated,
+ ring->virtAddr, ring->physAddr);
+ }
+
+ ring->bytesAllocated = 0;
+ ring->descriptorsAllocated = 0;
+ ring->virtAddr = NULL;
+ ring->physAddr = 0;
+}
+
+EXPORT_SYMBOL(dma_free_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Initializes a descriptor ring, so that descriptors can be added to it.
+* Once a descriptor ring has been allocated, it may be reinitialized for
+* use with additional/different regions of memory.
+*
+* Note that if 7 descriptors are allocated, it's perfectly acceptable to
+* initialize the ring with a smaller number of descriptors. The amount
+* of memory allocated for the descriptor ring will not be reduced, and
+* the descriptor ring may be reinitialized later
+*
+* @return
+* 0 Descriptor ring was initialized successfully
+* -ENOMEM The descriptor which was passed in has insufficient space
+* to hold the desired number of descriptors.
+*/
+/****************************************************************************/
+
+int dma_init_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to initialize */
+ int numDescriptors /* Number of descriptors to initialize. */
+ ) {
+ if (ring->virtAddr == NULL) {
+ return -EINVAL;
+ }
+ if (dmacHw_initDescriptor(ring->virtAddr,
+ ring->physAddr,
+ ring->bytesAllocated, numDescriptors) < 0) {
+ printk(KERN_ERR
+ "dma_init_descriptor_ring: dmacHw_initDescriptor failed\n");
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_init_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Determines the number of descriptors which would be required for a
+* transfer of the indicated memory region.
+*
+* This function also needs to know which DMA device this transfer will
+* be destined for, so that the appropriate DMA configuration can be retrieved.
+* DMA parameters such as transfer width, and whether this is a memory-to-memory
+* or memory-to-peripheral, etc can all affect the actual number of descriptors
+* required.
+*
+* @return
+* > 0 Returns the number of descriptors required for the indicated transfer
+* -ENODEV - Device handed in is invalid.
+* -EINVAL Invalid parameters
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_calculate_descriptor_count(DMA_Device_t device, /* DMA Device that this will be associated with */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ ) {
+ int numDescriptors;
+ DMA_DeviceAttribute_t *devAttr;
+
+ if (!IsDeviceValid(device)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[device];
+
+ numDescriptors = dmacHw_calculateDescriptorCount(&devAttr->config,
+ (void *)srcData,
+ (void *)dstData,
+ numBytes);
+ if (numDescriptors < 0) {
+ printk(KERN_ERR
+ "dma_calculate_descriptor_count: dmacHw_calculateDescriptorCount failed\n");
+ return -EINVAL;
+ }
+
+ return numDescriptors;
+}
+
+EXPORT_SYMBOL(dma_calculate_descriptor_count);
+
+/****************************************************************************/
+/**
+* Adds a region of memory to the descriptor ring. Note that it may take
+* multiple descriptors for each region of memory. It is the callers
+* responsibility to allocate a sufficiently large descriptor ring.
+*
+* @return
+* 0 Descriptors were added successfully
+* -ENODEV Device handed in is invalid.
+* -EINVAL Invalid parameters
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_add_descriptors(DMA_DescriptorRing_t *ring, /* Descriptor ring to add descriptors to */
+ DMA_Device_t device, /* DMA Device that descriptors are for */
+ dma_addr_t srcData, /* Place to get data (memory or device) */
+ dma_addr_t dstData, /* Place to put data (memory or device) */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ ) {
+ int rc;
+ DMA_DeviceAttribute_t *devAttr;
+
+ if (!IsDeviceValid(device)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[device];
+
+ rc = dmacHw_setDataDescriptor(&devAttr->config,
+ ring->virtAddr,
+ (void *)srcData,
+ (void *)dstData, numBytes);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "dma_add_descriptors: dmacHw_setDataDescriptor failed with code: %d\n",
+ rc);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_add_descriptors);
+
+/****************************************************************************/
+/**
+* Sets the descriptor ring associated with a device.
+*
+* Once set, the descriptor ring will be associated with the device, even
+* across channel request/free calls. Passing in a NULL descriptor ring
+* will release any descriptor ring currently associated with the device.
+*
+* Note: If you call dma_transfer, or one of the other dma_alloc_ functions
+* the descriptor ring may be released and reallocated.
+*
+* Note: This function will release the descriptor memory for any current
+* descriptor ring associated with this device.
+*
+* @return
+* 0 Descriptors were added successfully
+* -ENODEV Device handed in is invalid.
+*/
+/****************************************************************************/
+
+int dma_set_device_descriptor_ring(DMA_Device_t device, /* Device to update the descriptor ring for. */
+ DMA_DescriptorRing_t *ring /* Descriptor ring to add descriptors to */
+ ) {
+ DMA_DeviceAttribute_t *devAttr;
+
+ if (!IsDeviceValid(device)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[device];
+
+ /* Free the previously allocated descriptor ring */
+
+ dma_free_descriptor_ring(&devAttr->ring);
+
+ if (ring != NULL) {
+ /* Copy in the new one */
+
+ devAttr->ring = *ring;
+ }
+
+ /* Set things up so that if dma_transfer is called then this descriptor */
+ /* ring will get freed. */
+
+ devAttr->prevSrcData = 0;
+ devAttr->prevDstData = 0;
+ devAttr->prevNumBytes = 0;
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_set_device_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Retrieves the descriptor ring associated with a device.
+*
+* @return
+* 0 Descriptors were added successfully
+* -ENODEV Device handed in is invalid.
+*/
+/****************************************************************************/
+
+int dma_get_device_descriptor_ring(DMA_Device_t device, /* Device to retrieve the descriptor ring for. */
+ DMA_DescriptorRing_t *ring /* Place to store retrieved ring */
+ ) {
+ DMA_DeviceAttribute_t *devAttr;
+
+ memset(ring, 0, sizeof(*ring));
+
+ if (!IsDeviceValid(device)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[device];
+
+ *ring = devAttr->ring;
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_get_device_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Configures a DMA channel.
+*
+* @return
+* >= 0 - Initialization was successfull.
+*
+* -EBUSY - Device is currently being used.
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+static int ConfigChannel(DMA_Handle_t handle)
+{
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+ int controllerIdx;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+ controllerIdx = CONTROLLER_FROM_HANDLE(handle);
+
+ if ((devAttr->flags & DMA_DEVICE_FLAG_PORT_PER_DMAC) != 0) {
+ if (devAttr->config.transferType ==
+ dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL) {
+ devAttr->config.dstPeripheralPort =
+ devAttr->dmacPort[controllerIdx];
+ } else if (devAttr->config.transferType ==
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM) {
+ devAttr->config.srcPeripheralPort =
+ devAttr->dmacPort[controllerIdx];
+ }
+ }
+
+ if (dmacHw_configChannel(channel->dmacHwHandle, &devAttr->config) != 0) {
+ printk(KERN_ERR "ConfigChannel: dmacHw_configChannel failed\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* Intializes all of the data structures associated with the DMA.
+* @return
+* >= 0 - Initialization was successfull.
+*
+* -EBUSY - Device is currently being used.
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+int dma_init(void)
+{
+ int rc = 0;
+ int controllerIdx;
+ int channelIdx;
+ DMA_Device_t devIdx;
+ DMA_Channel_t *channel;
+ DMA_Handle_t dedicatedHandle;
+
+ memset(&gDMA, 0, sizeof(gDMA));
+
+ init_MUTEX_LOCKED(&gDMA.lock);
+ init_waitqueue_head(&gDMA.freeChannelQ);
+
+ /* Initialize the Hardware */
+
+ dmacHw_initDma();
+
+ /* Start off by marking all of the DMA channels as shared. */
+
+ for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS;
+ controllerIdx++) {
+ for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS;
+ channelIdx++) {
+ channel =
+ &gDMA.controller[controllerIdx].channel[channelIdx];
+
+ channel->flags = 0;
+ channel->devType = DMA_DEVICE_NONE;
+ channel->lastDevType = DMA_DEVICE_NONE;
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ channel->fileName = "";
+ channel->lineNum = 0;
+#endif
+
+ channel->dmacHwHandle =
+ dmacHw_getChannelHandle(dmacHw_MAKE_CHANNEL_ID
+ (controllerIdx,
+ channelIdx));
+ dmacHw_initChannel(channel->dmacHwHandle);
+ }
+ }
+
+ /* Record any special attributes that channels may have */
+
+ gDMA.controller[0].channel[0].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO;
+ gDMA.controller[0].channel[1].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO;
+ gDMA.controller[1].channel[0].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO;
+ gDMA.controller[1].channel[1].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO;
+
+ /* Now walk through and record the dedicated channels. */
+
+ for (devIdx = 0; devIdx < DMA_NUM_DEVICE_ENTRIES; devIdx++) {
+ DMA_DeviceAttribute_t *devAttr = &DMA_gDeviceAttribute[devIdx];
+
+ if (((devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) != 0)
+ && ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) == 0)) {
+ printk(KERN_ERR
+ "DMA Device: %s Can only request NO_ISR for dedicated devices\n",
+ devAttr->name);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) {
+ /* This is a dedicated device. Mark the channel as being reserved. */
+
+ if (devAttr->dedicatedController >= DMA_NUM_CONTROLLERS) {
+ printk(KERN_ERR
+ "DMA Device: %s DMA Controller %d is out of range\n",
+ devAttr->name,
+ devAttr->dedicatedController);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ if (devAttr->dedicatedChannel >= DMA_NUM_CHANNELS) {
+ printk(KERN_ERR
+ "DMA Device: %s DMA Channel %d is out of range\n",
+ devAttr->name,
+ devAttr->dedicatedChannel);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ dedicatedHandle =
+ MAKE_HANDLE(devAttr->dedicatedController,
+ devAttr->dedicatedChannel);
+ channel = HandleToChannel(dedicatedHandle);
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) !=
+ 0) {
+ printk
+ ("DMA Device: %s attempting to use same DMA Controller:Channel (%d:%d) as %s\n",
+ devAttr->name,
+ devAttr->dedicatedController,
+ devAttr->dedicatedChannel,
+ DMA_gDeviceAttribute[channel->devType].
+ name);
+ rc = -EBUSY;
+ goto out;
+ }
+
+ channel->flags |= DMA_CHANNEL_FLAG_IS_DEDICATED;
+ channel->devType = devIdx;
+
+ if (devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) {
+ channel->flags |= DMA_CHANNEL_FLAG_NO_ISR;
+ }
+
+ /* For dedicated channels, we can go ahead and configure the DMA channel now */
+ /* as well. */
+
+ ConfigChannel(dedicatedHandle);
+ }
+ }
+
+ /* Go through and register the interrupt handlers */
+
+ for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS;
+ controllerIdx++) {
+ for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS;
+ channelIdx++) {
+ channel =
+ &gDMA.controller[controllerIdx].channel[channelIdx];
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_NO_ISR) == 0) {
+ snprintf(channel->name, sizeof(channel->name),
+ "dma %d:%d %s", controllerIdx,
+ channelIdx,
+ channel->devType ==
+ DMA_DEVICE_NONE ? "" :
+ DMA_gDeviceAttribute[channel->devType].
+ name);
+
+ rc =
+ request_irq(IRQ_DMA0C0 +
+ (controllerIdx *
+ DMA_NUM_CHANNELS) +
+ channelIdx,
+ dma_interrupt_handler,
+ IRQF_DISABLED, channel->name,
+ channel);
+ if (rc != 0) {
+ printk(KERN_ERR
+ "request_irq for IRQ_DMA%dC%d failed\n",
+ controllerIdx, channelIdx);
+ }
+ }
+ }
+ }
+
+ /* Create /proc/dma/channels and /proc/dma/devices */
+
+ gDmaDir = create_proc_entry("dma", S_IFDIR | S_IRUGO | S_IXUGO, NULL);
+
+ if (gDmaDir == NULL) {
+ printk(KERN_ERR "Unable to create /proc/dma\n");
+ } else {
+ create_proc_read_entry("channels", 0, gDmaDir,
+ dma_proc_read_channels, NULL);
+ create_proc_read_entry("devices", 0, gDmaDir,
+ dma_proc_read_devices, NULL);
+ create_proc_read_entry("mem-type", 0, gDmaDir,
+ dma_proc_read_mem_type, NULL);
+ }
+
+out:
+
+ up(&gDMA.lock);
+
+ return rc;
+}
+
+/****************************************************************************/
+/**
+* Reserves a channel for use with @a dev. If the device is setup to use
+* a shared channel, then this function will block until a free channel
+* becomes available.
+*
+* @return
+* >= 0 - A valid DMA Handle.
+* -EBUSY - Device is currently being used.
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+DMA_Handle_t dma_request_channel_dbg
+ (DMA_Device_t dev, const char *fileName, int lineNum)
+#else
+DMA_Handle_t dma_request_channel(DMA_Device_t dev)
+#endif
+{
+ DMA_Handle_t handle;
+ DMA_DeviceAttribute_t *devAttr;
+ DMA_Channel_t *channel;
+ int controllerIdx;
+ int controllerIdx2;
+ int channelIdx;
+
+ if (down_interruptible(&gDMA.lock) < 0) {
+ return -ERESTARTSYS;
+ }
+
+ if ((dev < 0) || (dev >= DMA_NUM_DEVICE_ENTRIES)) {
+ handle = -ENODEV;
+ goto out;
+ }
+ devAttr = &DMA_gDeviceAttribute[dev];
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ {
+ char *s;
+
+ s = strrchr(fileName, '/');
+ if (s != NULL) {
+ fileName = s + 1;
+ }
+ }
+#endif
+ if ((devAttr->flags & DMA_DEVICE_FLAG_IN_USE) != 0) {
+ /* This device has already been requested and not been freed */
+
+ printk(KERN_ERR "%s: device %s is already requested\n",
+ __func__, devAttr->name);
+ handle = -EBUSY;
+ goto out;
+ }
+
+ if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) {
+ /* This device has a dedicated channel. */
+
+ channel =
+ &gDMA.controller[devAttr->dedicatedController].
+ channel[devAttr->dedicatedChannel];
+ if ((channel->flags & DMA_CHANNEL_FLAG_IN_USE) != 0) {
+ handle = -EBUSY;
+ goto out;
+ }
+
+ channel->flags |= DMA_CHANNEL_FLAG_IN_USE;
+ devAttr->flags |= DMA_DEVICE_FLAG_IN_USE;
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ channel->fileName = fileName;
+ channel->lineNum = lineNum;
+#endif
+ handle =
+ MAKE_HANDLE(devAttr->dedicatedController,
+ devAttr->dedicatedChannel);
+ goto out;
+ }
+
+ /* This device needs to use one of the shared channels. */
+
+ handle = DMA_INVALID_HANDLE;
+ while (handle == DMA_INVALID_HANDLE) {
+ /* Scan through the shared channels and see if one is available */
+
+ for (controllerIdx2 = 0; controllerIdx2 < DMA_NUM_CONTROLLERS;
+ controllerIdx2++) {
+ /* Check to see if we should try on controller 1 first. */
+
+ controllerIdx = controllerIdx2;
+ if ((devAttr->
+ flags & DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST) != 0) {
+ controllerIdx = 1 - controllerIdx;
+ }
+
+ /* See if the device is available on the controller being tested */
+
+ if ((devAttr->
+ flags & (DMA_DEVICE_FLAG_ON_DMA0 << controllerIdx))
+ != 0) {
+ for (channelIdx = 0;
+ channelIdx < DMA_NUM_CHANNELS;
+ channelIdx++) {
+ channel =
+ &gDMA.controller[controllerIdx].
+ channel[channelIdx];
+
+ if (((channel->
+ flags &
+ DMA_CHANNEL_FLAG_IS_DEDICATED) ==
+ 0)
+ &&
+ ((channel->
+ flags & DMA_CHANNEL_FLAG_IN_USE)
+ == 0)) {
+ if (((channel->
+ flags &
+ DMA_CHANNEL_FLAG_LARGE_FIFO)
+ != 0)
+ &&
+ ((devAttr->
+ flags &
+ DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO)
+ == 0)) {
+ /* This channel is a large fifo - don't tie it up */
+ /* with devices that we don't want using it. */
+
+ continue;
+ }
+
+ channel->flags |=
+ DMA_CHANNEL_FLAG_IN_USE;
+ channel->devType = dev;
+ devAttr->flags |=
+ DMA_DEVICE_FLAG_IN_USE;
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ channel->fileName = fileName;
+ channel->lineNum = lineNum;
+#endif
+ handle =
+ MAKE_HANDLE(controllerIdx,
+ channelIdx);
+
+ /* Now that we've reserved the channel - we can go ahead and configure it */
+
+ if (ConfigChannel(handle) != 0) {
+ handle = -EIO;
+ printk(KERN_ERR
+ "dma_request_channel: ConfigChannel failed\n");
+ }
+ goto out;
+ }
+ }
+ }
+ }
+
+ /* No channels are currently available. Let's wait for one to free up. */
+
+ {
+ DEFINE_WAIT(wait);
+
+ prepare_to_wait(&gDMA.freeChannelQ, &wait,
+ TASK_INTERRUPTIBLE);
+ up(&gDMA.lock);
+ schedule();
+ finish_wait(&gDMA.freeChannelQ, &wait);
+
+ if (signal_pending(current)) {
+ /* We don't currently hold gDMA.lock, so we return directly */
+
+ return -ERESTARTSYS;
+ }
+ }
+
+ if (down_interruptible(&gDMA.lock)) {
+ return -ERESTARTSYS;
+ }
+ }
+
+out:
+ up(&gDMA.lock);
+
+ return handle;
+}
+
+/* Create both _dbg and non _dbg functions for modules. */
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+#undef dma_request_channel
+DMA_Handle_t dma_request_channel(DMA_Device_t dev)
+{
+ return dma_request_channel_dbg(dev, __FILE__, __LINE__);
+}
+
+EXPORT_SYMBOL(dma_request_channel_dbg);
+#endif
+EXPORT_SYMBOL(dma_request_channel);
+
+/****************************************************************************/
+/**
+* Frees a previously allocated DMA Handle.
+*/
+/****************************************************************************/
+
+int dma_free_channel(DMA_Handle_t handle /* DMA handle. */
+ ) {
+ int rc = 0;
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+
+ if (down_interruptible(&gDMA.lock) < 0) {
+ return -ERESTARTSYS;
+ }
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ rc = -EINVAL;
+ goto out;
+ }
+
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) == 0) {
+ channel->lastDevType = channel->devType;
+ channel->devType = DMA_DEVICE_NONE;
+ }
+ channel->flags &= ~DMA_CHANNEL_FLAG_IN_USE;
+ devAttr->flags &= ~DMA_DEVICE_FLAG_IN_USE;
+
+out:
+ up(&gDMA.lock);
+
+ wake_up_interruptible(&gDMA.freeChannelQ);
+
+ return rc;
+}
+
+EXPORT_SYMBOL(dma_free_channel);
+
+/****************************************************************************/
+/**
+* Determines if a given device has been configured as using a shared
+* channel.
+*
+* @return
+* 0 Device uses a dedicated channel
+* > zero Device uses a shared channel
+* < zero Error code
+*/
+/****************************************************************************/
+
+int dma_device_is_channel_shared(DMA_Device_t device /* Device to check. */
+ ) {
+ DMA_DeviceAttribute_t *devAttr;
+
+ if (!IsDeviceValid(device)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[device];
+
+ return ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) == 0);
+}
+
+EXPORT_SYMBOL(dma_device_is_channel_shared);
+
+/****************************************************************************/
+/**
+* Allocates buffers for the descriptors. This is normally done automatically
+* but needs to be done explicitly when initiating a dma from interrupt
+* context.
+*
+* @return
+* 0 Descriptors were allocated successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_alloc_descriptors(DMA_Handle_t handle, /* DMA Handle */
+ dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ ) {
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+ int numDescriptors;
+ size_t ringBytesRequired;
+ int rc = 0;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ if (devAttr->config.transferType != transferType) {
+ return -EINVAL;
+ }
+
+ /* Figure out how many descriptors we need. */
+
+ /* printk("srcData: 0x%08x dstData: 0x%08x, numBytes: %d\n", */
+ /* srcData, dstData, numBytes); */
+
+ numDescriptors = dmacHw_calculateDescriptorCount(&devAttr->config,
+ (void *)srcData,
+ (void *)dstData,
+ numBytes);
+ if (numDescriptors < 0) {
+ printk(KERN_ERR "%s: dmacHw_calculateDescriptorCount failed\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ /* Check to see if we can reuse the existing descriptor ring, or if we need to allocate */
+ /* a new one. */
+
+ ringBytesRequired = dmacHw_descriptorLen(numDescriptors);
+
+ /* printk("ringBytesRequired: %d\n", ringBytesRequired); */
+
+ if (ringBytesRequired > devAttr->ring.bytesAllocated) {
+ /* Make sure that this code path is never taken from interrupt context. */
+ /* It's OK for an interrupt to initiate a DMA transfer, but the descriptor */
+ /* allocation needs to have already been done. */
+
+ might_sleep();
+
+ /* Free the old descriptor ring and allocate a new one. */
+
+ dma_free_descriptor_ring(&devAttr->ring);
+
+ /* And allocate a new one. */
+
+ rc =
+ dma_alloc_descriptor_ring(&devAttr->ring,
+ numDescriptors);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_alloc_descriptor_ring(%d) failed\n",
+ __func__, numDescriptors);
+ return rc;
+ }
+ /* Setup the descriptor for this transfer */
+
+ if (dmacHw_initDescriptor(devAttr->ring.virtAddr,
+ devAttr->ring.physAddr,
+ devAttr->ring.bytesAllocated,
+ numDescriptors) < 0) {
+ printk(KERN_ERR "%s: dmacHw_initDescriptor failed\n",
+ __func__);
+ return -EINVAL;
+ }
+ } else {
+ /* We've already got enough ring buffer allocated. All we need to do is reset */
+ /* any control information, just in case the previous DMA was stopped. */
+
+ dmacHw_resetDescriptorControl(devAttr->ring.virtAddr);
+ }
+
+ /* dma_alloc/free both set the prevSrc/DstData to 0. If they happen to be the same */
+ /* as last time, then we don't need to call setDataDescriptor again. */
+
+ if (dmacHw_setDataDescriptor(&devAttr->config,
+ devAttr->ring.virtAddr,
+ (void *)srcData,
+ (void *)dstData, numBytes) < 0) {
+ printk(KERN_ERR "%s: dmacHw_setDataDescriptor failed\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ /* Remember the critical information for this transfer so that we can eliminate */
+ /* another call to dma_alloc_descriptors if the caller reuses the same buffers */
+
+ devAttr->prevSrcData = srcData;
+ devAttr->prevDstData = dstData;
+ devAttr->prevNumBytes = numBytes;
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_alloc_descriptors);
+
+/****************************************************************************/
+/**
+* Allocates and sets up descriptors for a double buffered circular buffer.
+*
+* This is primarily intended to be used for things like the ingress samples
+* from a microphone.
+*
+* @return
+* > 0 Number of descriptors actually allocated.
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_alloc_double_dst_descriptors(DMA_Handle_t handle, /* DMA Handle */
+ dma_addr_t srcData, /* Physical address of source data */
+ dma_addr_t dstData1, /* Physical address of first destination buffer */
+ dma_addr_t dstData2, /* Physical address of second destination buffer */
+ size_t numBytes /* Number of bytes in each destination buffer */
+ ) {
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+ int numDst1Descriptors;
+ int numDst2Descriptors;
+ int numDescriptors;
+ size_t ringBytesRequired;
+ int rc = 0;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ /* Figure out how many descriptors we need. */
+
+ /* printk("srcData: 0x%08x dstData: 0x%08x, numBytes: %d\n", */
+ /* srcData, dstData, numBytes); */
+
+ numDst1Descriptors =
+ dmacHw_calculateDescriptorCount(&devAttr->config, (void *)srcData,
+ (void *)dstData1, numBytes);
+ if (numDst1Descriptors < 0) {
+ return -EINVAL;
+ }
+ numDst2Descriptors =
+ dmacHw_calculateDescriptorCount(&devAttr->config, (void *)srcData,
+ (void *)dstData2, numBytes);
+ if (numDst2Descriptors < 0) {
+ return -EINVAL;
+ }
+ numDescriptors = numDst1Descriptors + numDst2Descriptors;
+ /* printk("numDescriptors: %d\n", numDescriptors); */
+
+ /* Check to see if we can reuse the existing descriptor ring, or if we need to allocate */
+ /* a new one. */
+
+ ringBytesRequired = dmacHw_descriptorLen(numDescriptors);
+
+ /* printk("ringBytesRequired: %d\n", ringBytesRequired); */
+
+ if (ringBytesRequired > devAttr->ring.bytesAllocated) {
+ /* Make sure that this code path is never taken from interrupt context. */
+ /* It's OK for an interrupt to initiate a DMA transfer, but the descriptor */
+ /* allocation needs to have already been done. */
+
+ might_sleep();
+
+ /* Free the old descriptor ring and allocate a new one. */
+
+ dma_free_descriptor_ring(&devAttr->ring);
+
+ /* And allocate a new one. */
+
+ rc =
+ dma_alloc_descriptor_ring(&devAttr->ring,
+ numDescriptors);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_alloc_descriptor_ring(%d) failed\n",
+ __func__, ringBytesRequired);
+ return rc;
+ }
+ }
+
+ /* Setup the descriptor for this transfer. Since this function is used with */
+ /* CONTINUOUS DMA operations, we need to reinitialize every time, otherwise */
+ /* setDataDescriptor will keep trying to append onto the end. */
+
+ if (dmacHw_initDescriptor(devAttr->ring.virtAddr,
+ devAttr->ring.physAddr,
+ devAttr->ring.bytesAllocated,
+ numDescriptors) < 0) {
+ printk(KERN_ERR "%s: dmacHw_initDescriptor failed\n", __func__);
+ return -EINVAL;
+ }
+
+ /* dma_alloc/free both set the prevSrc/DstData to 0. If they happen to be the same */
+ /* as last time, then we don't need to call setDataDescriptor again. */
+
+ if (dmacHw_setDataDescriptor(&devAttr->config,
+ devAttr->ring.virtAddr,
+ (void *)srcData,
+ (void *)dstData1, numBytes) < 0) {
+ printk(KERN_ERR "%s: dmacHw_setDataDescriptor 1 failed\n",
+ __func__);
+ return -EINVAL;
+ }
+ if (dmacHw_setDataDescriptor(&devAttr->config,
+ devAttr->ring.virtAddr,
+ (void *)srcData,
+ (void *)dstData2, numBytes) < 0) {
+ printk(KERN_ERR "%s: dmacHw_setDataDescriptor 2 failed\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ /* You should use dma_start_transfer rather than dma_transfer_xxx so we don't */
+ /* try to make the 'prev' variables right. */
+
+ devAttr->prevSrcData = 0;
+ devAttr->prevDstData = 0;
+ devAttr->prevNumBytes = 0;
+
+ return numDescriptors;
+}
+
+EXPORT_SYMBOL(dma_alloc_double_dst_descriptors);
+
+/****************************************************************************/
+/**
+* Initiates a transfer when the descriptors have already been setup.
+*
+* This is a special case, and normally, the dma_transfer_xxx functions should
+* be used.
+*
+* @return
+* 0 Transfer was started successfully
+* -ENODEV Invalid handle
+*/
+/****************************************************************************/
+
+int dma_start_transfer(DMA_Handle_t handle)
+{
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ dmacHw_initiateTransfer(channel->dmacHwHandle, &devAttr->config,
+ devAttr->ring.virtAddr);
+
+ /* Since we got this far, everything went successfully */
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_start_transfer);
+
+/****************************************************************************/
+/**
+* Stops a previously started DMA transfer.
+*
+* @return
+* 0 Transfer was stopped successfully
+* -ENODEV Invalid handle
+*/
+/****************************************************************************/
+
+int dma_stop_transfer(DMA_Handle_t handle)
+{
+ DMA_Channel_t *channel;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+
+ dmacHw_stopTransfer(channel->dmacHwHandle);
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_stop_transfer);
+
+/****************************************************************************/
+/**
+* Waits for a DMA to complete by polling. This function is only intended
+* to be used for testing. Interrupts should be used for most DMA operations.
+*/
+/****************************************************************************/
+
+int dma_wait_transfer_done(DMA_Handle_t handle)
+{
+ DMA_Channel_t *channel;
+ dmacHw_TRANSFER_STATUS_e status;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+
+ while ((status =
+ dmacHw_transferCompleted(channel->dmacHwHandle)) ==
+ dmacHw_TRANSFER_STATUS_BUSY) {
+ ;
+ }
+
+ if (status == dmacHw_TRANSFER_STATUS_ERROR) {
+ printk(KERN_ERR "%s: DMA transfer failed\n", __func__);
+ return -EIO;
+ }
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_wait_transfer_done);
+
+/****************************************************************************/
+/**
+* Initiates a DMA, allocating the descriptors as required.
+*
+* @return
+* 0 Transfer was started successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _DEV_TO_MEM and not _MEM_TO_DEV)
+*/
+/****************************************************************************/
+
+int dma_transfer(DMA_Handle_t handle, /* DMA Handle */
+ dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ ) {
+ DMA_Channel_t *channel;
+ DMA_DeviceAttribute_t *devAttr;
+ int rc = 0;
+
+ channel = HandleToChannel(handle);
+ if (channel == NULL) {
+ return -ENODEV;
+ }
+
+ devAttr = &DMA_gDeviceAttribute[channel->devType];
+
+ if (devAttr->config.transferType != transferType) {
+ return -EINVAL;
+ }
+
+ /* We keep track of the information about the previous request for this */
+ /* device, and if the attributes match, then we can use the descriptors we setup */
+ /* the last time, and not have to reinitialize everything. */
+
+ {
+ rc =
+ dma_alloc_descriptors(handle, transferType, srcData,
+ dstData, numBytes);
+ if (rc != 0) {
+ return rc;
+ }
+ }
+
+ /* And kick off the transfer */
+
+ devAttr->numBytes = numBytes;
+ devAttr->transferStartTime = timer_get_tick_count();
+
+ dmacHw_initiateTransfer(channel->dmacHwHandle, &devAttr->config,
+ devAttr->ring.virtAddr);
+
+ /* Since we got this far, everything went successfully */
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_transfer);
+
+/****************************************************************************/
+/**
+* Set the callback function which will be called when a transfer completes.
+* If a NULL callback function is set, then no callback will occur.
+*
+* @note @a devHandler will be called from IRQ context.
+*
+* @return
+* 0 - Success
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+int dma_set_device_handler(DMA_Device_t dev, /* Device to set the callback for. */
+ DMA_DeviceHandler_t devHandler, /* Function to call when the DMA completes */
+ void *userData /* Pointer which will be passed to devHandler. */
+ ) {
+ DMA_DeviceAttribute_t *devAttr;
+ unsigned long flags;
+
+ if (!IsDeviceValid(dev)) {
+ return -ENODEV;
+ }
+ devAttr = &DMA_gDeviceAttribute[dev];
+
+ local_irq_save(flags);
+
+ devAttr->userData = userData;
+ devAttr->devHandler = devHandler;
+
+ local_irq_restore(flags);
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_set_device_handler);
+
+/****************************************************************************/
+/**
+* Initializes a memory mapping structure
+*/
+/****************************************************************************/
+
+int dma_init_mem_map(DMA_MemMap_t *memMap)
+{
+ memset(memMap, 0, sizeof(*memMap));
+
+ init_MUTEX(&memMap->lock);
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_init_mem_map);
+
+/****************************************************************************/
+/**
+* Releases any memory currently being held by a memory mapping structure.
+*/
+/****************************************************************************/
+
+int dma_term_mem_map(DMA_MemMap_t *memMap)
+{
+ down(&memMap->lock); /* Just being paranoid */
+
+ /* Free up any allocated memory */
+
+ up(&memMap->lock);
+ memset(memMap, 0, sizeof(*memMap));
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_term_mem_map);
+
+/****************************************************************************/
+/**
+* Looks at a memory address and categorizes it.
+*
+* @return One of the values from the DMA_MemType_t enumeration.
+*/
+/****************************************************************************/
+
+DMA_MemType_t dma_mem_type(void *addr)
+{
+ unsigned long addrVal = (unsigned long)addr;
+
+ if (addrVal >= VMALLOC_END) {
+ /* NOTE: DMA virtual memory space starts at 0xFFxxxxxx */
+
+ /* dma_alloc_xxx pages are physically and virtually contiguous */
+
+ return DMA_MEM_TYPE_DMA;
+ }
+
+ /* Technically, we could add one more classification. Addresses between VMALLOC_END */
+ /* and the beginning of the DMA virtual address could be considered to be I/O space. */
+ /* Right now, nobody cares about this particular classification, so we ignore it. */
+
+ if (is_vmalloc_addr(addr)) {
+ /* Address comes from the vmalloc'd region. Pages are virtually */
+ /* contiguous but NOT physically contiguous */
+
+ return DMA_MEM_TYPE_VMALLOC;
+ }
+
+ if (addrVal >= PAGE_OFFSET) {
+ /* PAGE_OFFSET is typically 0xC0000000 */
+
+ /* kmalloc'd pages are physically contiguous */
+
+ return DMA_MEM_TYPE_KMALLOC;
+ }
+
+ return DMA_MEM_TYPE_USER;
+}
+
+EXPORT_SYMBOL(dma_mem_type);
+
+/****************************************************************************/
+/**
+* Looks at a memory address and determines if we support DMA'ing to/from
+* that type of memory.
+*
+* @return boolean -
+* return value != 0 means dma supported
+* return value == 0 means dma not supported
+*/
+/****************************************************************************/
+
+int dma_mem_supports_dma(void *addr)
+{
+ DMA_MemType_t memType = dma_mem_type(addr);
+
+ return (memType == DMA_MEM_TYPE_DMA)
+#if ALLOW_MAP_OF_KMALLOC_MEMORY
+ || (memType == DMA_MEM_TYPE_KMALLOC)
+#endif
+ || (memType == DMA_MEM_TYPE_USER);
+}
+
+EXPORT_SYMBOL(dma_mem_supports_dma);
+
+/****************************************************************************/
+/**
+* Maps in a memory region such that it can be used for performing a DMA.
+*
+* @return
+*/
+/****************************************************************************/
+
+int dma_map_start(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ enum dma_data_direction dir /* Direction that the mapping will be going */
+ ) {
+ int rc;
+
+ down(&memMap->lock);
+
+ DMA_MAP_PRINT("memMap: %p\n", memMap);
+
+ if (memMap->inUse) {
+ printk(KERN_ERR "%s: memory map %p is already being used\n",
+ __func__, memMap);
+ rc = -EBUSY;
+ goto out;
+ }
+
+ memMap->inUse = 1;
+ memMap->dir = dir;
+ memMap->numRegionsUsed = 0;
+
+ rc = 0;
+
+out:
+
+ DMA_MAP_PRINT("returning %d", rc);
+
+ up(&memMap->lock);
+
+ return rc;
+}
+
+EXPORT_SYMBOL(dma_map_start);
+
+/****************************************************************************/
+/**
+* Adds a segment of memory to a memory map. Each segment is both
+* physically and virtually contiguous.
+*
+* @return 0 on success, error code otherwise.
+*/
+/****************************************************************************/
+
+static int dma_map_add_segment(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ DMA_Region_t *region, /* Region that the segment belongs to */
+ void *virtAddr, /* Virtual address of the segment being added */
+ dma_addr_t physAddr, /* Physical address of the segment being added */
+ size_t numBytes /* Number of bytes of the segment being added */
+ ) {
+ DMA_Segment_t *segment;
+
+ DMA_MAP_PRINT("memMap:%p va:%p pa:0x%x #:%d\n", memMap, virtAddr,
+ physAddr, numBytes);
+
+ /* Sanity check */
+
+ if (((unsigned long)virtAddr < (unsigned long)region->virtAddr)
+ || (((unsigned long)virtAddr + numBytes)) >
+ ((unsigned long)region->virtAddr + region->numBytes)) {
+ printk(KERN_ERR
+ "%s: virtAddr %p is outside region @ %p len: %d\n",
+ __func__, virtAddr, region->virtAddr, region->numBytes);
+ return -EINVAL;
+ }
+
+ if (region->numSegmentsUsed > 0) {
+ /* Check to see if this segment is physically contiguous with the previous one */
+
+ segment = &region->segment[region->numSegmentsUsed - 1];
+
+ if ((segment->physAddr + segment->numBytes) == physAddr) {
+ /* It is - just add on to the end */
+
+ DMA_MAP_PRINT("appending %d bytes to last segment\n",
+ numBytes);
+
+ segment->numBytes += numBytes;
+
+ return 0;
+ }
+ }
+
+ /* Reallocate to hold more segments, if required. */
+
+ if (region->numSegmentsUsed >= region->numSegmentsAllocated) {
+ DMA_Segment_t *newSegment;
+ size_t oldSize =
+ region->numSegmentsAllocated * sizeof(*newSegment);
+ int newAlloc = region->numSegmentsAllocated + 4;
+ size_t newSize = newAlloc * sizeof(*newSegment);
+
+ newSegment = kmalloc(newSize, GFP_KERNEL);
+ if (newSegment == NULL) {
+ return -ENOMEM;
+ }
+ memcpy(newSegment, region->segment, oldSize);
+ memset(&((uint8_t *) newSegment)[oldSize], 0,
+ newSize - oldSize);
+ kfree(region->segment);
+
+ region->numSegmentsAllocated = newAlloc;
+ region->segment = newSegment;
+ }
+
+ segment = &region->segment[region->numSegmentsUsed];
+ region->numSegmentsUsed++;
+
+ segment->virtAddr = virtAddr;
+ segment->physAddr = physAddr;
+ segment->numBytes = numBytes;
+
+ DMA_MAP_PRINT("returning success\n");
+
+ return 0;
+}
+
+/****************************************************************************/
+/**
+* Adds a region of memory to a memory map. Each region is virtually
+* contiguous, but not necessarily physically contiguous.
+*
+* @return 0 on success, error code otherwise.
+*/
+/****************************************************************************/
+
+int dma_map_add_region(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ void *mem, /* Virtual address that we want to get a map of */
+ size_t numBytes /* Number of bytes being mapped */
+ ) {
+ unsigned long addr = (unsigned long)mem;
+ unsigned int offset;
+ int rc = 0;
+ DMA_Region_t *region;
+ dma_addr_t physAddr;
+
+ down(&memMap->lock);
+
+ DMA_MAP_PRINT("memMap:%p va:%p #:%d\n", memMap, mem, numBytes);
+
+ if (!memMap->inUse) {
+ printk(KERN_ERR "%s: Make sure you call dma_map_start first\n",
+ __func__);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ /* Reallocate to hold more regions. */
+
+ if (memMap->numRegionsUsed >= memMap->numRegionsAllocated) {
+ DMA_Region_t *newRegion;
+ size_t oldSize =
+ memMap->numRegionsAllocated * sizeof(*newRegion);
+ int newAlloc = memMap->numRegionsAllocated + 4;
+ size_t newSize = newAlloc * sizeof(*newRegion);
+
+ newRegion = kmalloc(newSize, GFP_KERNEL);
+ if (newRegion == NULL) {
+ rc = -ENOMEM;
+ goto out;
+ }
+ memcpy(newRegion, memMap->region, oldSize);
+ memset(&((uint8_t *) newRegion)[oldSize], 0, newSize - oldSize);
+
+ kfree(memMap->region);
+
+ memMap->numRegionsAllocated = newAlloc;
+ memMap->region = newRegion;
+ }
+
+ region = &memMap->region[memMap->numRegionsUsed];
+ memMap->numRegionsUsed++;
+
+ offset = addr & ~PAGE_MASK;
+
+ region->memType = dma_mem_type(mem);
+ region->virtAddr = mem;
+ region->numBytes = numBytes;
+ region->numSegmentsUsed = 0;
+ region->numLockedPages = 0;
+ region->lockedPages = NULL;
+
+ switch (region->memType) {
+ case DMA_MEM_TYPE_VMALLOC:
+ {
+ atomic_inc(&gDmaStatMemTypeVmalloc);
+
+ /* printk(KERN_ERR "%s: vmalloc'd pages are not supported\n", __func__); */
+
+ /* vmalloc'd pages are not physically contiguous */
+
+ rc = -EINVAL;
+ break;
+ }
+
+ case DMA_MEM_TYPE_KMALLOC:
+ {
+ atomic_inc(&gDmaStatMemTypeKmalloc);
+
+ /* kmalloc'd pages are physically contiguous, so they'll have exactly */
+ /* one segment */
+
+#if ALLOW_MAP_OF_KMALLOC_MEMORY
+ physAddr =
+ dma_map_single(NULL, mem, numBytes, memMap->dir);
+ rc = dma_map_add_segment(memMap, region, mem, physAddr,
+ numBytes);
+#else
+ rc = -EINVAL;
+#endif
+ break;
+ }
+
+ case DMA_MEM_TYPE_DMA:
+ {
+ /* dma_alloc_xxx pages are physically contiguous */
+
+ atomic_inc(&gDmaStatMemTypeCoherent);
+
+ physAddr = (vmalloc_to_pfn(mem) << PAGE_SHIFT) + offset;
+
+ dma_sync_single_for_cpu(NULL, physAddr, numBytes,
+ memMap->dir);
+ rc = dma_map_add_segment(memMap, region, mem, physAddr,
+ numBytes);
+ break;
+ }
+
+ case DMA_MEM_TYPE_USER:
+ {
+ size_t firstPageOffset;
+ size_t firstPageSize;
+ struct page **pages;
+ struct task_struct *userTask;
+
+ atomic_inc(&gDmaStatMemTypeUser);
+
+#if 1
+ /* If the pages are user pages, then the dma_mem_map_set_user_task function */
+ /* must have been previously called. */
+
+ if (memMap->userTask == NULL) {
+ printk(KERN_ERR
+ "%s: must call dma_mem_map_set_user_task when using user-mode memory\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ /* User pages need to be locked. */
+
+ firstPageOffset =
+ (unsigned long)region->virtAddr & (PAGE_SIZE - 1);
+ firstPageSize = PAGE_SIZE - firstPageOffset;
+
+ region->numLockedPages = (firstPageOffset
+ + region->numBytes +
+ PAGE_SIZE - 1) / PAGE_SIZE;
+ pages =
+ kmalloc(region->numLockedPages *
+ sizeof(struct page *), GFP_KERNEL);
+
+ if (pages == NULL) {
+ region->numLockedPages = 0;
+ return -ENOMEM;
+ }
+
+ userTask = memMap->userTask;
+
+ down_read(&userTask->mm->mmap_sem);
+ rc = get_user_pages(userTask, /* task */
+ userTask->mm, /* mm */
+ (unsigned long)region->virtAddr, /* start */
+ region->numLockedPages, /* len */
+ memMap->dir == DMA_FROM_DEVICE, /* write */
+ 0, /* force */
+ pages, /* pages (array of pointers to page) */
+ NULL); /* vmas */
+ up_read(&userTask->mm->mmap_sem);
+
+ if (rc != region->numLockedPages) {
+ kfree(pages);
+ region->numLockedPages = 0;
+
+ if (rc >= 0) {
+ rc = -EINVAL;
+ }
+ } else {
+ uint8_t *virtAddr = region->virtAddr;
+ size_t bytesRemaining;
+ int pageIdx;
+
+ rc = 0; /* Since get_user_pages returns +ve number */
+
+ region->lockedPages = pages;
+
+ /* We've locked the user pages. Now we need to walk them and figure */
+ /* out the physical addresses. */
+
+ /* The first page may be partial */
+
+ dma_map_add_segment(memMap,
+ region,
+ virtAddr,
+ PFN_PHYS(page_to_pfn
+ (pages[0])) +
+ firstPageOffset,
+ firstPageSize);
+
+ virtAddr += firstPageSize;
+ bytesRemaining =
+ region->numBytes - firstPageSize;
+
+ for (pageIdx = 1;
+ pageIdx < region->numLockedPages;
+ pageIdx++) {
+ size_t bytesThisPage =
+ (bytesRemaining >
+ PAGE_SIZE ? PAGE_SIZE :
+ bytesRemaining);
+
+ DMA_MAP_PRINT
+ ("pageIdx:%d pages[pageIdx]=%p pfn=%u phys=%u\n",
+ pageIdx, pages[pageIdx],
+ page_to_pfn(pages[pageIdx]),
+ PFN_PHYS(page_to_pfn
+ (pages[pageIdx])));
+
+ dma_map_add_segment(memMap,
+ region,
+ virtAddr,
+ PFN_PHYS(page_to_pfn
+ (pages
+ [pageIdx])),
+ bytesThisPage);
+
+ virtAddr += bytesThisPage;
+ bytesRemaining -= bytesThisPage;
+ }
+ }
+#else
+ printk(KERN_ERR
+ "%s: User mode pages are not yet supported\n",
+ __func__);
+
+ /* user pages are not physically contiguous */
+
+ rc = -EINVAL;
+#endif
+ break;
+ }
+
+ default:
+ {
+ printk(KERN_ERR "%s: Unsupported memory type: %d\n",
+ __func__, region->memType);
+
+ rc = -EINVAL;
+ break;
+ }
+ }
+
+ if (rc != 0) {
+ memMap->numRegionsUsed--;
+ }
+
+out:
+
+ DMA_MAP_PRINT("returning %d\n", rc);
+
+ up(&memMap->lock);
+
+ return rc;
+}
+
+EXPORT_SYMBOL(dma_map_add_segment);
+
+/****************************************************************************/
+/**
+* Maps in a memory region such that it can be used for performing a DMA.
+*
+* @return 0 on success, error code otherwise.
+*/
+/****************************************************************************/
+
+int dma_map_mem(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ void *mem, /* Virtual address that we want to get a map of */
+ size_t numBytes, /* Number of bytes being mapped */
+ enum dma_data_direction dir /* Direction that the mapping will be going */
+ ) {
+ int rc;
+
+ rc = dma_map_start(memMap, dir);
+ if (rc == 0) {
+ rc = dma_map_add_region(memMap, mem, numBytes);
+ if (rc < 0) {
+ /* Since the add fails, this function will fail, and the caller won't */
+ /* call unmap, so we need to do it here. */
+
+ dma_unmap(memMap, 0);
+ }
+ }
+
+ return rc;
+}
+
+EXPORT_SYMBOL(dma_map_mem);
+
+/****************************************************************************/
+/**
+* Setup a descriptor ring for a given memory map.
+*
+* It is assumed that the descriptor ring has already been initialized, and
+* this routine will only reallocate a new descriptor ring if the existing
+* one is too small.
+*
+* @return 0 on success, error code otherwise.
+*/
+/****************************************************************************/
+
+int dma_map_create_descriptor_ring(DMA_Device_t dev, /* DMA device (where the ring is stored) */
+ DMA_MemMap_t *memMap, /* Memory map that will be used */
+ dma_addr_t devPhysAddr /* Physical address of device */
+ ) {
+ int rc;
+ int numDescriptors;
+ DMA_DeviceAttribute_t *devAttr;
+ DMA_Region_t *region;
+ DMA_Segment_t *segment;
+ dma_addr_t srcPhysAddr;
+ dma_addr_t dstPhysAddr;
+ int regionIdx;
+ int segmentIdx;
+
+ devAttr = &DMA_gDeviceAttribute[dev];
+
+ down(&memMap->lock);
+
+ /* Figure out how many descriptors we need */
+
+ numDescriptors = 0;
+ for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
+ region = &memMap->region[regionIdx];
+
+ for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
+ segmentIdx++) {
+ segment = &region->segment[segmentIdx];
+
+ if (memMap->dir == DMA_TO_DEVICE) {
+ srcPhysAddr = segment->physAddr;
+ dstPhysAddr = devPhysAddr;
+ } else {
+ srcPhysAddr = devPhysAddr;
+ dstPhysAddr = segment->physAddr;
+ }
+
+ rc =
+ dma_calculate_descriptor_count(dev, srcPhysAddr,
+ dstPhysAddr,
+ segment->
+ numBytes);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_calculate_descriptor_count failed: %d\n",
+ __func__, rc);
+ goto out;
+ }
+ numDescriptors += rc;
+ }
+ }
+
+ /* Adjust the size of the ring, if it isn't big enough */
+
+ if (numDescriptors > devAttr->ring.descriptorsAllocated) {
+ dma_free_descriptor_ring(&devAttr->ring);
+ rc =
+ dma_alloc_descriptor_ring(&devAttr->ring,
+ numDescriptors);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_alloc_descriptor_ring failed: %d\n",
+ __func__, rc);
+ goto out;
+ }
+ } else {
+ rc =
+ dma_init_descriptor_ring(&devAttr->ring,
+ numDescriptors);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_init_descriptor_ring failed: %d\n",
+ __func__, rc);
+ goto out;
+ }
+ }
+
+ /* Populate the descriptors */
+
+ for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
+ region = &memMap->region[regionIdx];
+
+ for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
+ segmentIdx++) {
+ segment = &region->segment[segmentIdx];
+
+ if (memMap->dir == DMA_TO_DEVICE) {
+ srcPhysAddr = segment->physAddr;
+ dstPhysAddr = devPhysAddr;
+ } else {
+ srcPhysAddr = devPhysAddr;
+ dstPhysAddr = segment->physAddr;
+ }
+
+ rc =
+ dma_add_descriptors(&devAttr->ring, dev,
+ srcPhysAddr, dstPhysAddr,
+ segment->numBytes);
+ if (rc < 0) {
+ printk(KERN_ERR
+ "%s: dma_add_descriptors failed: %d\n",
+ __func__, rc);
+ goto out;
+ }
+ }
+ }
+
+ rc = 0;
+
+out:
+
+ up(&memMap->lock);
+ return rc;
+}
+
+EXPORT_SYMBOL(dma_map_create_descriptor_ring);
+
+/****************************************************************************/
+/**
+* Maps in a memory region such that it can be used for performing a DMA.
+*
+* @return
+*/
+/****************************************************************************/
+
+int dma_unmap(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ int dirtied /* non-zero if any of the pages were modified */
+ ) {
+ int regionIdx;
+ int segmentIdx;
+ DMA_Region_t *region;
+ DMA_Segment_t *segment;
+
+ for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
+ region = &memMap->region[regionIdx];
+
+ for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
+ segmentIdx++) {
+ segment = &region->segment[segmentIdx];
+
+ switch (region->memType) {
+ case DMA_MEM_TYPE_VMALLOC:
+ {
+ printk(KERN_ERR
+ "%s: vmalloc'd pages are not yet supported\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ case DMA_MEM_TYPE_KMALLOC:
+ {
+#if ALLOW_MAP_OF_KMALLOC_MEMORY
+ dma_unmap_single(NULL,
+ segment->physAddr,
+ segment->numBytes,
+ memMap->dir);
+#endif
+ break;
+ }
+
+ case DMA_MEM_TYPE_DMA:
+ {
+ dma_sync_single_for_cpu(NULL,
+ segment->
+ physAddr,
+ segment->
+ numBytes,
+ memMap->dir);
+ break;
+ }
+
+ case DMA_MEM_TYPE_USER:
+ {
+ /* Nothing to do here. */
+
+ break;
+ }
+
+ default:
+ {
+ printk(KERN_ERR
+ "%s: Unsupported memory type: %d\n",
+ __func__, region->memType);
+ return -EINVAL;
+ }
+ }
+
+ segment->virtAddr = NULL;
+ segment->physAddr = 0;
+ segment->numBytes = 0;
+ }
+
+ if (region->numLockedPages > 0) {
+ int pageIdx;
+
+ /* Some user pages were locked. We need to go and unlock them now. */
+
+ for (pageIdx = 0; pageIdx < region->numLockedPages;
+ pageIdx++) {
+ struct page *page =
+ region->lockedPages[pageIdx];
+
+ if (memMap->dir == DMA_FROM_DEVICE) {
+ SetPageDirty(page);
+ }
+ page_cache_release(page);
+ }
+ kfree(region->lockedPages);
+ region->numLockedPages = 0;
+ region->lockedPages = NULL;
+ }
+
+ region->memType = DMA_MEM_TYPE_NONE;
+ region->virtAddr = NULL;
+ region->numBytes = 0;
+ region->numSegmentsUsed = 0;
+ }
+ memMap->userTask = NULL;
+ memMap->numRegionsUsed = 0;
+ memMap->inUse = 0;
+
+ up(&memMap->lock);
+
+ return 0;
+}
+
+EXPORT_SYMBOL(dma_unmap);
diff --git a/arch/arm/mach-bcmring/dma_device.c b/arch/arm/mach-bcmring/dma_device.c
new file mode 100644
index 00000000000..ca0ad736870
--- /dev/null
+++ b/arch/arm/mach-bcmring/dma_device.c
@@ -0,0 +1,593 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dma_device.c
+*
+* @brief private array of DMA_DeviceAttribute_t
+*/
+/****************************************************************************/
+
+DMA_DeviceAttribute_t DMA_gDeviceAttribute[DMA_NUM_DEVICE_ENTRIES] = {
+ [DMA_DEVICE_MEM_TO_MEM] = /* MEM 2 MEM */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "mem-to-mem",
+ .config = {
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+
+ },
+ },
+ [DMA_DEVICE_VPM_MEM_TO_MEM] = /* VPM */
+ {
+ .flags = DMA_DEVICE_FLAG_IS_DEDICATED | DMA_DEVICE_FLAG_NO_ISR,
+ .name = "vpm",
+ .dedicatedController = 0,
+ .dedicatedChannel = 0,
+ /* reserve DMA0:0 for VPM */
+ },
+ [DMA_DEVICE_NAND_MEM_TO_MEM] = /* NAND */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "nand",
+ .config = {
+ .srcPeripheralPort = 0,
+ .dstPeripheralPort = 0,
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_6,
+ },
+ },
+ [DMA_DEVICE_PIF_MEM_TO_DEV] = /* PIF TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1
+ | DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO
+ | DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST | DMA_DEVICE_FLAG_PORT_PER_DMAC,
+ .name = "pif_tx",
+ .dmacPort = {14, 5},
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ /* dstPeripheralPort = 5 or 14 */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ .maxDataPerBlock = 16256,
+ },
+ },
+ [DMA_DEVICE_PIF_DEV_TO_MEM] = /* PIF RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1
+ | DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO
+ /* DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST */
+ | DMA_DEVICE_FLAG_PORT_PER_DMAC,
+ .name = "pif_rx",
+ .dmacPort = {14, 5},
+ .config = {
+ /* srcPeripheralPort = 5 or 14 */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ .maxDataPerBlock = 16256,
+ },
+ },
+ [DMA_DEVICE_I2S0_DEV_TO_MEM] = /* I2S RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "i2s0_rx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: I2S0 */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_16,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_I2S0_MEM_TO_DEV] = /* I2S TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "i2s0_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 1, /* DST: I2S0 */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_16,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_I2S1_DEV_TO_MEM] = /* I2S1 RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "i2s1_rx",
+ .config = {
+ .srcPeripheralPort = 2, /* SRC: I2S1 */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_16,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_I2S1_MEM_TO_DEV] = /* I2S1 TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "i2s1_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 3, /* DST: I2S1 */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_16,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_ESW_MEM_TO_DEV] = /* ESW TX */
+ {
+ .name = "esw_tx",
+ .flags = DMA_DEVICE_FLAG_IS_DEDICATED,
+ .dedicatedController = 1,
+ .dedicatedChannel = 3,
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 1, /* DST: ESW (MTP) */
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_DISABLE,
+ /* DMAx_AHB_SSTATARy */
+ .srcStatusRegisterAddress = 0x00000000,
+ /* DMAx_AHB_DSTATARy */
+ .dstStatusRegisterAddress = 0x30490010,
+ /* DMAx_AHB_CFGy */
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ /* DMAx_AHB_CTLy */
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ },
+ },
+ [DMA_DEVICE_ESW_DEV_TO_MEM] = /* ESW RX */
+ {
+ .name = "esw_rx",
+ .flags = DMA_DEVICE_FLAG_IS_DEDICATED,
+ .dedicatedController = 1,
+ .dedicatedChannel = 2,
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: ESW (PTM) */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_DISABLE,
+ /* DMAx_AHB_SSTATARy */
+ .srcStatusRegisterAddress = 0x30480010,
+ /* DMAx_AHB_DSTATARy */
+ .dstStatusRegisterAddress = 0x00000000,
+ /* DMAx_AHB_CFGy */
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ /* DMAx_AHB_CTLy */
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ },
+ },
+ [DMA_DEVICE_APM_CODEC_A_DEV_TO_MEM] = /* APM Codec A Ingress */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "apm_a_rx",
+ .config = {
+ .srcPeripheralPort = 2, /* SRC: Codec A Ingress FIFO */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_APM_CODEC_A_MEM_TO_DEV] = /* APM Codec A Egress */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "apm_a_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 3, /* DST: Codec A Egress FIFO */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_APM_CODEC_B_DEV_TO_MEM] = /* APM Codec B Ingress */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "apm_b_rx",
+ .config = {
+ .srcPeripheralPort = 4, /* SRC: Codec B Ingress FIFO */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_APM_CODEC_B_MEM_TO_DEV] = /* APM Codec B Egress */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "apm_b_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 5, /* DST: Codec B Egress FIFO */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_APM_CODEC_C_DEV_TO_MEM] = /* APM Codec C Ingress */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "apm_c_rx",
+ .config = {
+ .srcPeripheralPort = 4, /* SRC: Codec C Ingress FIFO */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_APM_PCM0_DEV_TO_MEM] = /* PCM0 RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "pcm0_rx",
+ .config = {
+ .srcPeripheralPort = 12, /* SRC: PCM0 */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_APM_PCM0_MEM_TO_DEV] = /* PCM0 TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0,
+ .name = "pcm0_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 13, /* DST: PCM0 */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_APM_PCM1_DEV_TO_MEM] = /* PCM1 RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "pcm1_rx",
+ .config = {
+ .srcPeripheralPort = 14, /* SRC: PCM1 */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS,
+ },
+ },
+ [DMA_DEVICE_APM_PCM1_MEM_TO_DEV] = /* PCM1 TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "pcm1_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 15, /* DST: PCM1 */
+ .srcStatusRegisterAddress = 0,
+ .dstStatusRegisterAddress = 0,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_SPUM_DEV_TO_MEM] = /* SPUM RX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "spum_rx",
+ .config = {
+ .srcPeripheralPort = 6, /* SRC: Codec A Ingress FIFO */
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ /* Busrt size **MUST** be 16 for SPUM to work */
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_16,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_16,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ /* on the RX side, SPU needs to be the flow controller */
+ .flowControler = dmacHw_FLOW_CONTROL_PERIPHERAL,
+ },
+ },
+ [DMA_DEVICE_SPUM_MEM_TO_DEV] = /* SPUM TX */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "spum_tx",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .dstPeripheralPort = 7, /* DST: SPUM */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32,
+ /* Busrt size **MUST** be 16 for SPUM to work */
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_16,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_16,
+ .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST,
+ },
+ },
+ [DMA_DEVICE_MEM_TO_VRAM] = /* MEM 2 VRAM */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "mem-to-vram",
+ .config = {
+ .srcPeripheralPort = 0, /* SRC: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ },
+ },
+ [DMA_DEVICE_VRAM_TO_MEM] = /* VRAM 2 MEM */
+ {
+ .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1,
+ .name = "vram-to-mem",
+ .config = {
+ .dstPeripheralPort = 0, /* DST: memory */
+ .srcStatusRegisterAddress = 0x00000000,
+ .dstStatusRegisterAddress = 0x00000000,
+ .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC,
+ .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC,
+ .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM,
+ .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2,
+ .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1,
+ .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .errorInterrupt = dmacHw_INTERRUPT_ENABLE,
+ .channelPriority = dmacHw_CHANNEL_PRIORITY_7,
+ .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64,
+ .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64,
+ .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8,
+ .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8,
+ },
+ },
+};
+EXPORT_SYMBOL(DMA_gDeviceAttribute); /* primarily for dma-test.c */
diff --git a/arch/arm/mach-bcmring/include/cfg_global.h b/arch/arm/mach-bcmring/include/cfg_global.h
new file mode 100644
index 00000000000..f01da877148
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/cfg_global.h
@@ -0,0 +1,13 @@
+#ifndef _CFG_GLOBAL_H_
+#define _CFG_GLOBAL_H_
+
+#include <cfg_global_defines.h>
+
+#define CFG_GLOBAL_CHIP BCM11107
+#define CFG_GLOBAL_CHIP_FAMILY CFG_GLOBAL_CHIP_FAMILY_BCMRING
+#define CFG_GLOBAL_CHIP_REV 0xB0
+#define CFG_GLOBAL_RAM_SIZE 0x10000000
+#define CFG_GLOBAL_RAM_BASE 0x00000000
+#define CFG_GLOBAL_RAM_RESERVED_SIZE 0x000000
+
+#endif /* _CFG_GLOBAL_H_ */
diff --git a/arch/arm/mach-bcmring/include/cfg_global_defines.h b/arch/arm/mach-bcmring/include/cfg_global_defines.h
new file mode 100644
index 00000000000..b5beb0b3073
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/cfg_global_defines.h
@@ -0,0 +1,40 @@
+/*****************************************************************************
+* Copyright 2006 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CFG_GLOBAL_DEFINES_H
+#define CFG_GLOBAL_DEFINES_H
+
+/* CHIP */
+#define BCM1103 1
+
+#define BCM1191 4
+#define BCM2153 5
+#define BCM2820 6
+
+#define BCM2826 8
+#define FPGA11107 9
+#define BCM11107 10
+#define BCM11109 11
+#define BCM11170 12
+#define BCM11110 13
+#define BCM11211 14
+
+/* CFG_GLOBAL_CHIP_FAMILY types */
+#define CFG_GLOBAL_CHIP_FAMILY_NONE 0
+#define CFG_GLOBAL_CHIP_FAMILY_BCM116X 2
+#define CFG_GLOBAL_CHIP_FAMILY_BCMRING 4
+#define CFG_GLOBAL_CHIP_FAMILY_BCM1103 8
+
+#define IMAGE_HEADER_SIZE_CHECKSUM 4
+#endif
diff --git a/arch/arm/mach-bcmring/include/csp/cache.h b/arch/arm/mach-bcmring/include/csp/cache.h
new file mode 100644
index 00000000000..caa20e59db9
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/cache.h
@@ -0,0 +1,35 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CSP_CACHE_H
+#define CSP_CACHE_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/stdint.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+#if defined(__KERNEL__) && !defined(STANDALONE)
+#include <asm/cacheflush.h>
+
+#define CSP_CACHE_FLUSH_ALL flush_cache_all()
+
+#else
+
+#define CSP_CACHE_FLUSH_ALL
+
+#endif
+
+#endif /* CSP_CACHE_H */
diff --git a/arch/arm/mach-bcmring/include/csp/delay.h b/arch/arm/mach-bcmring/include/csp/delay.h
new file mode 100644
index 00000000000..8b3d8036729
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/delay.h
@@ -0,0 +1,36 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+
+#ifndef CSP_DELAY_H
+#define CSP_DELAY_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+/* Some CSP routines require use of the following delay routines. Use the OS */
+/* version if available, otherwise use a CSP specific definition. */
+/* void udelay(unsigned long usecs); */
+/* void mdelay(unsigned long msecs); */
+
+#if defined(__KERNEL__) && !defined(STANDALONE)
+ #include <linux/delay.h>
+#else
+ #include <mach/csp/delay.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#endif /* CSP_DELAY_H */
diff --git a/arch/arm/mach-bcmring/include/csp/dmacHw.h b/arch/arm/mach-bcmring/include/csp/dmacHw.h
new file mode 100644
index 00000000000..5d510130a25
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/dmacHw.h
@@ -0,0 +1,596 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw.h
+*
+* @brief API definitions for low level DMA controller driver
+*
+*/
+/****************************************************************************/
+#ifndef _DMACHW_H
+#define _DMACHW_H
+
+#include <stddef.h>
+
+#include <csp/stdint.h>
+#include <mach/csp/dmacHw_reg.h>
+
+/* Define DMA Channel ID using DMA controller number (m) and channel number (c).
+
+ System specific channel ID should be defined as follows
+
+ For example:
+
+ #include <dmacHw.h>
+ ...
+ #define systemHw_LCD_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,5)
+ #define systemHw_SWITCH_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,0)
+ #define systemHw_SWITCH_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,1)
+ #define systemHw_APM_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,3)
+ #define systemHw_APM_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,4)
+ ...
+ #define systemHw_SHARED1_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,4)
+ #define systemHw_SHARED2_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,5)
+ #define systemHw_SHARED3_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,6)
+ ...
+*/
+#define dmacHw_MAKE_CHANNEL_ID(m, c) (m << 8 | c)
+
+typedef enum {
+ dmacHw_CHANNEL_PRIORITY_0 = dmacHw_REG_CFG_LO_CH_PRIORITY_0, /* Channel priority 0. Lowest priority DMA channel */
+ dmacHw_CHANNEL_PRIORITY_1 = dmacHw_REG_CFG_LO_CH_PRIORITY_1, /* Channel priority 1 */
+ dmacHw_CHANNEL_PRIORITY_2 = dmacHw_REG_CFG_LO_CH_PRIORITY_2, /* Channel priority 2 */
+ dmacHw_CHANNEL_PRIORITY_3 = dmacHw_REG_CFG_LO_CH_PRIORITY_3, /* Channel priority 3 */
+ dmacHw_CHANNEL_PRIORITY_4 = dmacHw_REG_CFG_LO_CH_PRIORITY_4, /* Channel priority 4 */
+ dmacHw_CHANNEL_PRIORITY_5 = dmacHw_REG_CFG_LO_CH_PRIORITY_5, /* Channel priority 5 */
+ dmacHw_CHANNEL_PRIORITY_6 = dmacHw_REG_CFG_LO_CH_PRIORITY_6, /* Channel priority 6 */
+ dmacHw_CHANNEL_PRIORITY_7 = dmacHw_REG_CFG_LO_CH_PRIORITY_7 /* Channel priority 7. Highest priority DMA channel */
+} dmacHw_CHANNEL_PRIORITY_e;
+
+/* Source destination master interface */
+typedef enum {
+ dmacHw_SRC_MASTER_INTERFACE_1 = dmacHw_REG_CTL_SMS_1, /* Source DMA master interface 1 */
+ dmacHw_SRC_MASTER_INTERFACE_2 = dmacHw_REG_CTL_SMS_2, /* Source DMA master interface 2 */
+ dmacHw_DST_MASTER_INTERFACE_1 = dmacHw_REG_CTL_DMS_1, /* Destination DMA master interface 1 */
+ dmacHw_DST_MASTER_INTERFACE_2 = dmacHw_REG_CTL_DMS_2 /* Destination DMA master interface 2 */
+} dmacHw_MASTER_INTERFACE_e;
+
+typedef enum {
+ dmacHw_SRC_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_SRC_TR_WIDTH_8, /* Source 8 bit (1 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_SRC_TR_WIDTH_16, /* Source 16 bit (2 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_SRC_TR_WIDTH_32, /* Source 32 bit (4 byte) per transaction */
+ dmacHw_SRC_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_SRC_TR_WIDTH_64, /* Source 64 bit (8 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_DST_TR_WIDTH_8, /* Destination 8 bit (1 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_DST_TR_WIDTH_16, /* Destination 16 bit (2 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_DST_TR_WIDTH_32, /* Destination 32 bit (4 byte) per transaction */
+ dmacHw_DST_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_DST_TR_WIDTH_64 /* Destination 64 bit (8 byte) per transaction */
+} dmacHw_TRANSACTION_WIDTH_e;
+
+typedef enum {
+ dmacHw_SRC_BURST_WIDTH_0 = dmacHw_REG_CTL_SRC_MSIZE_0, /* Source No burst */
+ dmacHw_SRC_BURST_WIDTH_4 = dmacHw_REG_CTL_SRC_MSIZE_4, /* Source 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_SRC_BURST_WIDTH_8 = dmacHw_REG_CTL_SRC_MSIZE_8, /* Source 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_SRC_BURST_WIDTH_16 = dmacHw_REG_CTL_SRC_MSIZE_16, /* Source 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_0 = dmacHw_REG_CTL_DST_MSIZE_0, /* Destination No burst */
+ dmacHw_DST_BURST_WIDTH_4 = dmacHw_REG_CTL_DST_MSIZE_4, /* Destination 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_8 = dmacHw_REG_CTL_DST_MSIZE_8, /* Destination 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+ dmacHw_DST_BURST_WIDTH_16 = dmacHw_REG_CTL_DST_MSIZE_16 /* Destination 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */
+} dmacHw_BURST_WIDTH_e;
+
+typedef enum {
+ dmacHw_TRANSFER_TYPE_MEM_TO_MEM = dmacHw_REG_CTL_TTFC_MM_DMAC, /* Memory to memory transfer */
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM = dmacHw_REG_CTL_TTFC_PM_DMAC, /* Peripheral to memory transfer */
+ dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_MP_DMAC, /* Memory to peripheral transfer */
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_PP_DMAC /* Peripheral to peripheral transfer */
+} dmacHw_TRANSFER_TYPE_e;
+
+typedef enum {
+ dmacHw_TRANSFER_MODE_PERREQUEST, /* Block transfer per DMA request */
+ dmacHw_TRANSFER_MODE_CONTINUOUS, /* Continuous transfer of streaming data */
+ dmacHw_TRANSFER_MODE_PERIODIC /* Periodic transfer of streaming data */
+} dmacHw_TRANSFER_MODE_e;
+
+typedef enum {
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_SINC_INC, /* Increment source address after every transaction */
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_SINC_DEC, /* Decrement source address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_DINC_INC, /* Increment destination address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_DINC_DEC, /* Decrement destination address after every transaction */
+ dmacHw_SRC_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_SINC_NC, /* No change in source address after every transaction */
+ dmacHw_DST_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_DINC_NC /* No change in destination address after every transaction */
+} dmacHw_ADDRESS_UPDATE_MODE_e;
+
+typedef enum {
+ dmacHw_FLOW_CONTROL_DMA, /* DMA working as flow controller (default) */
+ dmacHw_FLOW_CONTROL_PERIPHERAL /* Peripheral working as flow controller */
+} dmacHw_FLOW_CONTROL_e;
+
+typedef enum {
+ dmacHw_TRANSFER_STATUS_BUSY, /* DMA Transfer ongoing */
+ dmacHw_TRANSFER_STATUS_DONE, /* DMA Transfer completed */
+ dmacHw_TRANSFER_STATUS_ERROR /* DMA Transfer error */
+} dmacHw_TRANSFER_STATUS_e;
+
+typedef enum {
+ dmacHw_INTERRUPT_DISABLE, /* Interrupt disable */
+ dmacHw_INTERRUPT_ENABLE /* Interrupt enable */
+} dmacHw_INTERRUPT_e;
+
+typedef enum {
+ dmacHw_INTERRUPT_STATUS_NONE = 0x0, /* No DMA interrupt */
+ dmacHw_INTERRUPT_STATUS_TRANS = 0x1, /* End of DMA transfer interrupt */
+ dmacHw_INTERRUPT_STATUS_BLOCK = 0x2, /* End of block transfer interrupt */
+ dmacHw_INTERRUPT_STATUS_ERROR = 0x4 /* Error interrupt */
+} dmacHw_INTERRUPT_STATUS_e;
+
+typedef enum {
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM, /* Number of DMA channel */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE, /* Maximum channel burst size */
+ dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM, /* Number of DMA master interface */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH, /* Channel Data bus width */
+ dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE /* Channel FIFO size */
+} dmacHw_CONTROLLER_ATTRIB_e;
+
+typedef unsigned long dmacHw_HANDLE_t; /* DMA channel handle */
+typedef uint32_t dmacHw_ID_t; /* DMA channel Id. Must be created using
+ "dmacHw_MAKE_CHANNEL_ID" macro
+ */
+/* DMA channel configuration parameters */
+typedef struct {
+ uint32_t srcPeripheralPort; /* Source peripheral port */
+ uint32_t dstPeripheralPort; /* Destination peripheral port */
+ uint32_t srcStatusRegisterAddress; /* Source status register address */
+ uint32_t dstStatusRegisterAddress; /* Destination status register address of type */
+
+ uint32_t srcGatherWidth; /* Number of bytes gathered before successive gather opearation */
+ uint32_t srcGatherJump; /* Number of bytes jumpped before successive gather opearation */
+ uint32_t dstScatterWidth; /* Number of bytes sacattered before successive scatter opearation */
+ uint32_t dstScatterJump; /* Number of bytes jumpped before successive scatter opearation */
+ uint32_t maxDataPerBlock; /* Maximum number of bytes to be transferred per block/descrptor.
+ 0 = Maximum possible.
+ */
+
+ dmacHw_ADDRESS_UPDATE_MODE_e srcUpdate; /* Source address update mode */
+ dmacHw_ADDRESS_UPDATE_MODE_e dstUpdate; /* Destination address update mode */
+ dmacHw_TRANSFER_TYPE_e transferType; /* DMA transfer type */
+ dmacHw_TRANSFER_MODE_e transferMode; /* DMA transfer mode */
+ dmacHw_MASTER_INTERFACE_e srcMasterInterface; /* DMA source interface */
+ dmacHw_MASTER_INTERFACE_e dstMasterInterface; /* DMA destination interface */
+ dmacHw_TRANSACTION_WIDTH_e srcMaxTransactionWidth; /* Source transaction width */
+ dmacHw_TRANSACTION_WIDTH_e dstMaxTransactionWidth; /* Destination transaction width */
+ dmacHw_BURST_WIDTH_e srcMaxBurstWidth; /* Source burst width */
+ dmacHw_BURST_WIDTH_e dstMaxBurstWidth; /* Destination burst width */
+ dmacHw_INTERRUPT_e blockTransferInterrupt; /* Block trsnafer interrupt */
+ dmacHw_INTERRUPT_e completeTransferInterrupt; /* Complete DMA trsnafer interrupt */
+ dmacHw_INTERRUPT_e errorInterrupt; /* Error interrupt */
+ dmacHw_CHANNEL_PRIORITY_e channelPriority; /* Channel priority */
+ dmacHw_FLOW_CONTROL_e flowControler; /* Data flow controller */
+} dmacHw_CONFIG_t;
+
+/****************************************************************************/
+/**
+* @brief Initializes DMA
+*
+* This function initializes DMA CSP driver
+*
+* @note
+* Must be called before using any DMA channel
+*/
+/****************************************************************************/
+void dmacHw_initDma(void);
+
+/****************************************************************************/
+/**
+* @brief Exit function for DMA
+*
+* This function isolates DMA from the system
+*
+*/
+/****************************************************************************/
+void dmacHw_exitDma(void);
+
+/****************************************************************************/
+/**
+* @brief Gets a handle to a DMA channel
+*
+* This function returns a handle, representing a control block of a particular DMA channel
+*
+* @return -1 - On Failure
+* handle - On Success, representing a channel control block
+*
+* @note
+* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */
+ );
+
+/****************************************************************************/
+/**
+* @brief Initializes a DMA channel for use
+*
+* This function initializes and resets a DMA channel for use
+*
+* @return -1 - On Failure
+* 0 - On Success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Estimates number of descriptor needed to perform certain DMA transfer
+*
+*
+* @return On failure : -1
+* On success : Number of descriptor count
+*
+*
+*/
+/****************************************************************************/
+int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Data length in bytes */
+ );
+
+/****************************************************************************/
+/**
+* @brief Initializes descriptor ring
+*
+* This function will initializes the descriptor ring of a DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+* @note
+* - "len" parameter should be obtained from "dmacHw_descriptorLen"
+* - Descriptor buffer MUST be 32 bit aligned and uncached as it
+* is accessed by ARM and DMA
+*/
+/****************************************************************************/
+int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */
+ uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */
+ uint32_t len, /* [ IN ] Size of the pBuf */
+ uint32_t num /* [ IN ] Number of descriptor in the ring */
+ );
+
+/****************************************************************************/
+/**
+* @brief Finds amount of memory required to form a descriptor ring
+*
+*
+* @return Number of bytes required to form a descriptor ring
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */
+ );
+
+/****************************************************************************/
+/**
+* @brief Configure DMA channel
+*
+* @return 0 : On success
+* -1 : On failure
+*/
+/****************************************************************************/
+int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set descriptors for known data length
+*
+* When DMA has to work as a flow controller, this function prepares the
+* descriptor chain to transfer data
+*
+* from:
+* - Memory to memory
+* - Peripheral to memory
+* - Memory to Peripheral
+* - Peripheral to Peripheral
+*
+* @return -1 - On failure
+* 0 - On success
+*
+*/
+/****************************************************************************/
+int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */
+ void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */
+ size_t dataLen /* [ IN ] Length in bytes */
+ );
+
+/****************************************************************************/
+/**
+* @brief Indicates whether DMA transfer is in progress or completed
+*
+* @return DMA transfer status
+* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing
+* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed
+* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error
+*
+*/
+/****************************************************************************/
+dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set descriptor carrying control information
+*
+* This function will be used to send specific control information to the device
+* using the DMA channel
+*
+*
+* @return -1 - On failure
+* 0 - On success
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t ctlAddress, /* [ IN ] Address of the device control register */
+ uint32_t control /* [ IN ] Device control information */
+ );
+
+/****************************************************************************/
+/**
+* @brief Read data DMA transferred to memory
+*
+* This function will read data that has been DMAed to memory while transfering from:
+* - Memory to memory
+* - Peripheral to memory
+*
+* @return 0 - No more data is available to read
+* 1 - More data might be available to read
+*
+*/
+/****************************************************************************/
+int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void **ppBbuf, /* [ OUT ] Data received */
+ size_t *pLlen /* [ OUT ] Length of the data received */
+ );
+
+/****************************************************************************/
+/**
+* @brief Prepares descriptor ring, when source peripheral working as a flow controller
+*
+* This function will form the descriptor ring by allocating buffers, when source peripheral
+* has to work as a flow controller to transfer data from:
+* - Peripheral to memory.
+*
+* @return -1 - On failure
+* 0 - On success
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ uint32_t srcAddr, /* [ IN ] Source peripheral address */
+ void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */
+ int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */
+ int num /* [ IN ] Number of descriptor to set */
+ );
+
+/****************************************************************************/
+/**
+* @brief Program channel register to initiate transfer
+*
+* @return void
+*
+*
+* @note
+* - Descriptor buffer MUST ALWAYS be flushed before calling this function
+* - This function should also be called from ISR to program the channel with
+* pending descriptors
+*/
+/****************************************************************************/
+void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Resets descriptor control information
+*
+* @return void
+*/
+/****************************************************************************/
+void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Program channel register to stop transfer
+*
+* Ensures the channel is not doing any transfer after calling this function
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Check the existance of pending descriptor
+*
+* This function confirmes if there is any pending descriptor in the chain
+* to program the channel
+*
+* @return 1 : Channel need to be programmed with pending descriptor
+* 0 : No more pending descriptor to programe the channel
+*
+* @note
+* - This function should be called from ISR in case there are pending
+* descriptor to program the channel.
+*
+* Example:
+*
+* dmac_isr ()
+* {
+* ...
+* if (dmacHw_descriptorPending (handle))
+* {
+* dmacHw_initiateTransfer (handle);
+* }
+* }
+*
+*/
+/****************************************************************************/
+uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor /* [ IN ] Descriptor buffer */
+ );
+
+/****************************************************************************/
+/**
+* @brief Deallocates source or destination memory, allocated
+*
+* This function can be called to deallocate data memory that was DMAed successfully
+*
+* @return -1 - On failure
+* 0 - On success
+*
+* @note
+* This function will be called ONLY, when source OR destination address is pointing
+* to dynamic memory
+*/
+/****************************************************************************/
+int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */
+ );
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the DMA channel specific interrupt
+*
+* @return N/A
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Returns the cause of channel specific DMA interrupt
+*
+* This function returns the cause of interrupt
+*
+* @return Interrupt status, each bit representing a specific type of interrupt
+* of type dmacHw_INTERRUPT_STATUS_e
+* @note
+* This function should be called under the context of ISR
+*/
+/****************************************************************************/
+dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Indentifies a DMA channel causing interrupt
+*
+* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e
+*
+* @return NULL : No channel causing DMA interrupt
+* ! NULL : Handle to a channel causing DMA interrupt
+* @note
+* dmacHw_clearInterrupt() must be called with a valid handle after calling this function
+*/
+/****************************************************************************/
+dmacHw_HANDLE_t dmacHw_getInterruptSource(void);
+
+/****************************************************************************/
+/**
+* @brief Sets channel specific user data
+*
+* This function associates user data to a specif DMA channel
+*
+*/
+/****************************************************************************/
+void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *userData /* [ IN ] User data */
+ );
+
+/****************************************************************************/
+/**
+* @brief Gets channel specific user data
+*
+* This function returns user data specific to a DMA channel
+*
+* @return user data
+*/
+/****************************************************************************/
+void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */
+ );
+
+/****************************************************************************/
+/**
+* @brief Displays channel specific registers and other control parameters
+*
+*
+* @return void
+*
+* @note
+* None
+*/
+/****************************************************************************/
+void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ void *pDescriptor, /* [ IN ] Descriptor buffer */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+ );
+
+/****************************************************************************/
+/**
+* @brief Provides DMA controller attributes
+*
+*
+* @return DMA controller attributes
+*
+* @note
+* None
+*/
+/****************************************************************************/
+uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */
+ dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controler attribute of type dmacHw_CONTROLLER_ATTRIB_e */
+ );
+
+#endif /* _DMACHW_H */
diff --git a/arch/arm/mach-bcmring/include/csp/errno.h b/arch/arm/mach-bcmring/include/csp/errno.h
new file mode 100644
index 00000000000..51357dd5b66
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/errno.h
@@ -0,0 +1,32 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CSP_ERRNO_H
+#define CSP_ERRNO_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#if defined(__KERNEL__)
+#include <linux/errno.h>
+#elif defined(CSP_SIMULATION)
+#include <asm-generic/errno.h>
+#else
+#include <errno.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#endif /* CSP_ERRNO_H */
diff --git a/arch/arm/mach-bcmring/include/csp/intcHw.h b/arch/arm/mach-bcmring/include/csp/intcHw.h
new file mode 100644
index 00000000000..1c639c8ee08
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/intcHw.h
@@ -0,0 +1,40 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+
+/****************************************************************************/
+/**
+* @file intcHw.h
+*
+* @brief generic interrupt controller API
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef _INTCHW_H
+#define _INTCHW_H
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <mach/csp/intcHw_reg.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+static inline void intcHw_irq_disable(void *basep, uint32_t mask);
+static inline void intcHw_irq_enable(void *basep, uint32_t mask);
+
+#endif /* _INTCHW_H */
+
diff --git a/arch/arm/mach-bcmring/include/csp/module.h b/arch/arm/mach-bcmring/include/csp/module.h
new file mode 100644
index 00000000000..c30d2a5975a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/module.h
@@ -0,0 +1,32 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+
+#ifndef CSP_MODULE_H
+#define CSP_MODULE_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#ifdef __KERNEL__
+ #include <linux/module.h>
+#else
+ #define EXPORT_SYMBOL(symbol)
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+
+#endif /* CSP_MODULE_H */
diff --git a/arch/arm/mach-bcmring/include/csp/reg.h b/arch/arm/mach-bcmring/include/csp/reg.h
new file mode 100644
index 00000000000..e5f60bf5a1f
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/reg.h
@@ -0,0 +1,114 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file reg.h
+*
+* @brief Generic register defintions used in CSP
+*/
+/****************************************************************************/
+
+#ifndef CSP_REG_H
+#define CSP_REG_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/stdint.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+#define __REG32(x) (*((volatile uint32_t *)(x)))
+#define __REG16(x) (*((volatile uint16_t *)(x)))
+#define __REG8(x) (*((volatile uint8_t *) (x)))
+
+/* Macros used to define a sequence of reserved registers. The start / end */
+/* are byte offsets in the particular register definition, with the "end" */
+/* being the offset of the next un-reserved register. E.g. if offsets */
+/* 0x10 through to 0x1f are reserved, then this reserved area could be */
+/* specified as follows. */
+/* typedef struct */
+/* { */
+/* uint32_t reg1; offset 0x00 */
+/* uint32_t reg2; offset 0x04 */
+/* uint32_t reg3; offset 0x08 */
+/* uint32_t reg4; offset 0x0c */
+/* REG32_RSVD(0x10, 0x20); */
+/* uint32_t reg5; offset 0x20 */
+/* ... */
+/* } EXAMPLE_REG_t; */
+#define REG8_RSVD(start, end) uint8_t rsvd_##start[(end - start) / sizeof(uint8_t)]
+#define REG16_RSVD(start, end) uint16_t rsvd_##start[(end - start) / sizeof(uint16_t)]
+#define REG32_RSVD(start, end) uint32_t rsvd_##start[(end - start) / sizeof(uint32_t)]
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+/* Note: When protecting multiple statements, the REG_LOCAL_IRQ_SAVE and */
+/* REG_LOCAL_IRQ_RESTORE must be enclosed in { } to allow the */
+/* flags variable to be declared locally. */
+/* e.g. */
+/* statement1; */
+/* { */
+/* REG_LOCAL_IRQ_SAVE; */
+/* <multiple statements here> */
+/* REG_LOCAL_IRQ_RESTORE; */
+/* } */
+/* statement2; */
+/* */
+
+#if defined(__KERNEL__) && !defined(STANDALONE)
+#include <mach/hardware.h>
+#include <linux/interrupt.h>
+
+#define REG_LOCAL_IRQ_SAVE HW_DECLARE_SPINLOCK(reg32) \
+ unsigned long flags; HW_IRQ_SAVE(reg32, flags)
+
+#define REG_LOCAL_IRQ_RESTORE HW_IRQ_RESTORE(reg32, flags)
+
+#else
+
+#define REG_LOCAL_IRQ_SAVE
+#define REG_LOCAL_IRQ_RESTORE
+
+#endif
+
+static inline void reg32_modify_and(volatile uint32_t *reg, uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg &= value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_modify_or(volatile uint32_t *reg, uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg |= value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_modify_mask(volatile uint32_t *reg, uint32_t mask,
+ uint32_t value)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *reg = (*reg & mask) | value;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void reg32_write(volatile uint32_t *reg, uint32_t value)
+{
+ *reg = value;
+}
+
+#endif /* CSP_REG_H */
diff --git a/arch/arm/mach-bcmring/include/csp/secHw.h b/arch/arm/mach-bcmring/include/csp/secHw.h
new file mode 100644
index 00000000000..b9d7e0732df
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/secHw.h
@@ -0,0 +1,65 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file secHw.h
+*
+* @brief Definitions for accessing low level security features
+*
+*/
+/****************************************************************************/
+#ifndef SECHW_H
+#define SECHW_H
+
+typedef void (*secHw_FUNC_t) (void);
+
+typedef enum {
+ secHw_MODE_SECURE = 0x0, /* Switches processor into secure mode */
+ secHw_MODE_NONSECURE = 0x1 /* Switches processor into non-secure mode */
+} secHw_MODE;
+
+/****************************************************************************/
+/**
+* @brief Requesting to execute the function in secure mode
+*
+* This function requests the given function to run in secure mode
+*
+*/
+/****************************************************************************/
+void secHw_RunSecure(secHw_FUNC_t /* Function to run in secure mode */
+ );
+
+/****************************************************************************/
+/**
+* @brief Sets the mode
+*
+* his function sets the processor mode (secure/non-secure)
+*
+*/
+/****************************************************************************/
+void secHw_SetMode(secHw_MODE /* Processor mode */
+ );
+
+/****************************************************************************/
+/**
+* @brief Get the current mode
+*
+* This function retieves the processor mode (secure/non-secure)
+*
+*/
+/****************************************************************************/
+void secHw_GetMode(secHw_MODE *);
+
+#endif /* SECHW_H */
diff --git a/arch/arm/mach-bcmring/include/csp/stdint.h b/arch/arm/mach-bcmring/include/csp/stdint.h
new file mode 100644
index 00000000000..3a8718bbf70
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/stdint.h
@@ -0,0 +1,30 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CSP_STDINT_H
+#define CSP_STDINT_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#ifdef __KERNEL__
+#include <linux/types.h>
+#else
+#include <stdint.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#endif /* CSP_STDINT_H */
diff --git a/arch/arm/mach-bcmring/include/csp/string.h b/arch/arm/mach-bcmring/include/csp/string.h
new file mode 100644
index 00000000000..ad9e4005f14
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/string.h
@@ -0,0 +1,34 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+
+
+#ifndef CSP_STRING_H
+#define CSP_STRING_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#ifdef __KERNEL__
+ #include <linux/string.h>
+#else
+ #include <string.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+
+#endif /* CSP_STRING_H */
+
diff --git a/arch/arm/mach-bcmring/include/csp/tmrHw.h b/arch/arm/mach-bcmring/include/csp/tmrHw.h
new file mode 100644
index 00000000000..f1236d00cb9
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/csp/tmrHw.h
@@ -0,0 +1,263 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file tmrHw.h
+*
+* @brief API definitions for low level Timer driver
+*
+*/
+/****************************************************************************/
+#ifndef _TMRHW_H
+#define _TMRHW_H
+
+#include <csp/stdint.h>
+
+typedef uint32_t tmrHw_ID_t; /* Timer ID */
+typedef uint32_t tmrHw_COUNT_t; /* Timer count */
+typedef uint32_t tmrHw_INTERVAL_t; /* Timer interval */
+typedef uint32_t tmrHw_RATE_t; /* Timer event (count/interrupt) rate */
+
+typedef enum {
+ tmrHw_INTERRUPT_STATUS_SET, /* Interrupted */
+ tmrHw_INTERRUPT_STATUS_UNSET /* No Interrupt */
+} tmrHw_INTERRUPT_STATUS_e;
+
+typedef enum {
+ tmrHw_CAPABILITY_CLOCK, /* Clock speed in HHz */
+ tmrHw_CAPABILITY_RESOLUTION /* Timer resolution in bits */
+} tmrHw_CAPABILITY_e;
+
+/****************************************************************************/
+/**
+* @brief Get timer capability
+*
+* This function returns various capabilities/attributes of a timer
+*
+* @return Numeric capability
+*
+*/
+/****************************************************************************/
+uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer in terms of timer interrupt rate
+*
+* This function initializes a periodic timer to generate specific number of
+* timer interrupt per second
+*
+* @return On success: Effective timer frequency
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt after
+* certain time interval
+*
+* This function initializes a periodic timer to generate timer interrupt
+* after every time interval in milisecond
+*
+* @return On success: Effective interval set in mili-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a periodic timer to generate timer interrupt just once
+* after certain time interval
+*
+* This function initializes a periodic timer to generate a single ticks after
+* certain time interval in milisecond
+*
+* @return On success: Effective interval set in mili-second
+* On failure: 0
+*
+*/
+/****************************************************************************/
+tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */
+);
+
+/****************************************************************************/
+/**
+* @brief Configures a timer to run as a free running timer
+*
+* This function initializes a timer to run as a free running timer
+*
+* @return Timer resolution (count / sec)
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */
+ uint32_t divider /* [ IN ] Dividing the clock frequency */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Starts a timer
+*
+* This function starts a preconfigured timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*/
+/****************************************************************************/
+int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Stops a timer
+*
+* This function stops a running timer
+*
+* @return -1 - On Failure
+* 0 - On Success
+*/
+/****************************************************************************/
+int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Gets current timer count
+*
+* This function returns the current timer value
+*
+* @return Current downcounting timer value
+*
+*/
+/****************************************************************************/
+tmrHw_COUNT_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Gets timer count rate
+*
+* This function returns the number of counts per second
+*
+* @return Count rate
+*
+*/
+/****************************************************************************/
+tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */
+) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Enables timer interrupt
+*
+* This function enables the timer interrupt
+*
+* @return N/A
+*
+*/
+/****************************************************************************/
+void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Disables timer interrupt
+*
+* This function disable the timer interrupt
+*
+* @return N/A
+*/
+/****************************************************************************/
+void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Clears the interrupt
+*
+* This function clears the timer interrupt
+*
+* @return N/A
+*
+* @note
+* Must be called under the context of ISR
+*/
+/****************************************************************************/
+void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Gets the interrupt status
+*
+* This function returns timer interrupt status
+*
+* @return Interrupt status
+*/
+/****************************************************************************/
+tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */
+);
+
+/****************************************************************************/
+/**
+* @brief Indentifies a timer causing interrupt
+*
+* This functions returns a timer causing interrupt
+*
+* @return 0xFFFFFFFF : No timer causing an interrupt
+* ! 0xFFFFFFFF : timer causing an interrupt
+* @note
+* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function
+*/
+/****************************************************************************/
+tmrHw_ID_t tmrHw_getInterruptSource(void);
+
+/****************************************************************************/
+/**
+* @brief Displays specific timer registers
+*
+*
+* @return void
+*
+*/
+/****************************************************************************/
+void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */
+);
+
+/****************************************************************************/
+/**
+* @brief Use a timer to perform a busy wait delay for a number of usecs.
+*
+* @return N/A
+*/
+/****************************************************************************/
+void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */
+ unsigned long usecs /* [ IN ] usec to delay */
+) __attribute__ ((section(".aramtext")));
+
+#endif /* _TMRHW_H */
diff --git a/arch/arm/mach-bcmring/include/mach/clkdev.h b/arch/arm/mach-bcmring/include/mach/clkdev.h
new file mode 100644
index 00000000000..04b37a89801
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/csp/cap.h b/arch/arm/mach-bcmring/include/mach/csp/cap.h
new file mode 100644
index 00000000000..30fa2d54063
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/cap.h
@@ -0,0 +1,63 @@
+/*****************************************************************************
+* Copyright 2009 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CAP_H
+#define CAP_H
+
+/* ---- Include Files ---------------------------------------------------- */
+/* ---- Public Constants and Types --------------------------------------- */
+typedef enum {
+ CAP_NOT_PRESENT = 0,
+ CAP_PRESENT
+} CAP_RC_T;
+
+typedef enum {
+ CAP_VPM,
+ CAP_ETH_PHY,
+ CAP_ETH_GMII,
+ CAP_ETH_SGMII,
+ CAP_USB,
+ CAP_TSC,
+ CAP_EHSS,
+ CAP_SDIO,
+ CAP_UARTB,
+ CAP_KEYPAD,
+ CAP_CLCD,
+ CAP_GE,
+ CAP_LEDM,
+ CAP_BBL,
+ CAP_VDEC,
+ CAP_PIF,
+ CAP_APM,
+ CAP_SPU,
+ CAP_PKA,
+ CAP_RNG,
+} CAP_CAPABILITY_T;
+
+typedef enum {
+ CAP_LCD_WVGA = 0,
+ CAP_LCD_VGA = 0x1,
+ CAP_LCD_WQVGA = 0x2,
+ CAP_LCD_QVGA = 0x3
+} CAP_LCD_RES_T;
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+static inline CAP_RC_T cap_isPresent(CAP_CAPABILITY_T capability, int index);
+static inline uint32_t cap_getMaxArmSpeedHz(void);
+static inline uint32_t cap_getMaxVpmSpeedHz(void);
+static inline CAP_LCD_RES_T cap_getMaxLcdRes(void);
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h b/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h
new file mode 100644
index 00000000000..933ce68ed90
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h
@@ -0,0 +1,409 @@
+/*****************************************************************************
+* Copyright 2009 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CAP_INLINE_H
+#define CAP_INLINE_H
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <mach/csp/cap.h>
+#include <cfg_global.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+#define CAP_CONFIG0_VPM_DIS 0x00000001
+#define CAP_CONFIG0_ETH_PHY0_DIS 0x00000002
+#define CAP_CONFIG0_ETH_PHY1_DIS 0x00000004
+#define CAP_CONFIG0_ETH_GMII0_DIS 0x00000008
+#define CAP_CONFIG0_ETH_GMII1_DIS 0x00000010
+#define CAP_CONFIG0_ETH_SGMII0_DIS 0x00000020
+#define CAP_CONFIG0_ETH_SGMII1_DIS 0x00000040
+#define CAP_CONFIG0_USB0_DIS 0x00000080
+#define CAP_CONFIG0_USB1_DIS 0x00000100
+#define CAP_CONFIG0_TSC_DIS 0x00000200
+#define CAP_CONFIG0_EHSS0_DIS 0x00000400
+#define CAP_CONFIG0_EHSS1_DIS 0x00000800
+#define CAP_CONFIG0_SDIO0_DIS 0x00001000
+#define CAP_CONFIG0_SDIO1_DIS 0x00002000
+#define CAP_CONFIG0_UARTB_DIS 0x00004000
+#define CAP_CONFIG0_KEYPAD_DIS 0x00008000
+#define CAP_CONFIG0_CLCD_DIS 0x00010000
+#define CAP_CONFIG0_GE_DIS 0x00020000
+#define CAP_CONFIG0_LEDM_DIS 0x00040000
+#define CAP_CONFIG0_BBL_DIS 0x00080000
+#define CAP_CONFIG0_VDEC_DIS 0x00100000
+#define CAP_CONFIG0_PIF_DIS 0x00200000
+#define CAP_CONFIG0_RESERVED1_DIS 0x00400000
+#define CAP_CONFIG0_RESERVED2_DIS 0x00800000
+
+#define CAP_CONFIG1_APMA_DIS 0x00000001
+#define CAP_CONFIG1_APMB_DIS 0x00000002
+#define CAP_CONFIG1_APMC_DIS 0x00000004
+#define CAP_CONFIG1_CLCD_RES_MASK 0x00000600
+#define CAP_CONFIG1_CLCD_RES_SHIFT 9
+#define CAP_CONFIG1_CLCD_RES_WVGA (CAP_LCD_WVGA << CAP_CONFIG1_CLCD_RES_SHIFT)
+#define CAP_CONFIG1_CLCD_RES_VGA (CAP_LCD_VGA << CAP_CONFIG1_CLCD_RES_SHIFT)
+#define CAP_CONFIG1_CLCD_RES_WQVGA (CAP_LCD_WQVGA << CAP_CONFIG1_CLCD_RES_SHIFT)
+#define CAP_CONFIG1_CLCD_RES_QVGA (CAP_LCD_QVGA << CAP_CONFIG1_CLCD_RES_SHIFT)
+
+#define CAP_CONFIG2_SPU_DIS 0x00000010
+#define CAP_CONFIG2_PKA_DIS 0x00000020
+#define CAP_CONFIG2_RNG_DIS 0x00000080
+
+#if (CFG_GLOBAL_CHIP == BCM11107)
+#define capConfig0 0
+#define capConfig1 CAP_CONFIG1_CLCD_RES_WVGA
+#define capConfig2 0
+#define CAP_APM_MAX_NUM_CHANS 3
+#elif (CFG_GLOBAL_CHIP == FPGA11107)
+#define capConfig0 0
+#define capConfig1 CAP_CONFIG1_CLCD_RES_WVGA
+#define capConfig2 0
+#define CAP_APM_MAX_NUM_CHANS 3
+#elif (CFG_GLOBAL_CHIP == BCM11109)
+#define capConfig0 (CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS)
+#define capConfig1 (CAP_CONFIG1_APMC_DIS | CAP_CONFIG1_CLCD_RES_WQVGA)
+#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS)
+#define CAP_APM_MAX_NUM_CHANS 2
+#elif (CFG_GLOBAL_CHIP == BCM11170)
+#define capConfig0 (CAP_CONFIG0_ETH_GMII0_DIS | CAP_CONFIG0_ETH_GMII1_DIS | CAP_CONFIG0_USB0_DIS | CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_TSC_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO0_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_UARTB_DIS | CAP_CONFIG0_CLCD_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS)
+#define capConfig1 (CAP_CONFIG1_APMC_DIS | CAP_CONFIG1_CLCD_RES_WQVGA)
+#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS)
+#define CAP_APM_MAX_NUM_CHANS 2
+#elif (CFG_GLOBAL_CHIP == BCM11110)
+#define capConfig0 (CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_TSC_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO0_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_UARTB_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS)
+#define capConfig1 CAP_CONFIG1_APMC_DIS
+#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS)
+#define CAP_APM_MAX_NUM_CHANS 2
+#elif (CFG_GLOBAL_CHIP == BCM11211)
+#define capConfig0 (CAP_CONFIG0_ETH_PHY0_DIS | CAP_CONFIG0_ETH_GMII0_DIS | CAP_CONFIG0_ETH_GMII1_DIS | CAP_CONFIG0_ETH_SGMII0_DIS | CAP_CONFIG0_ETH_SGMII1_DIS | CAP_CONFIG0_CLCD_DIS)
+#define capConfig1 CAP_CONFIG1_APMC_DIS
+#define capConfig2 0
+#define CAP_APM_MAX_NUM_CHANS 2
+#else
+#error CFG_GLOBAL_CHIP type capabilities not defined
+#endif
+
+#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == FPGA11107))
+#define CAP_HW_CFG_ARM_CLK_HZ 500000000
+#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110))
+#define CAP_HW_CFG_ARM_CLK_HZ 300000000
+#elif (CFG_GLOBAL_CHIP == BCM11211)
+#define CAP_HW_CFG_ARM_CLK_HZ 666666666
+#else
+#error CFG_GLOBAL_CHIP type capabilities not defined
+#endif
+
+#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == BCM11211) || (CFG_GLOBAL_CHIP == FPGA11107))
+#define CAP_HW_CFG_VPM_CLK_HZ 333333333
+#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110))
+#define CAP_HW_CFG_VPM_CLK_HZ 200000000
+#else
+#error CFG_GLOBAL_CHIP type capabilities not defined
+#endif
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+/****************************************************************************
+* cap_isPresent -
+*
+* PURPOSE:
+* Determines if the chip has a certain capability present
+*
+* PARAMETERS:
+* capability - type of capability to determine if present
+*
+* RETURNS:
+* CAP_PRESENT or CAP_NOT_PRESENT
+****************************************************************************/
+static inline CAP_RC_T cap_isPresent(CAP_CAPABILITY_T capability, int index)
+{
+ CAP_RC_T returnVal = CAP_NOT_PRESENT;
+
+ switch (capability) {
+ case CAP_VPM:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_VPM_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_ETH_PHY:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_PHY0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_PHY1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_ETH_GMII:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_GMII0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_GMII1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_ETH_SGMII:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_SGMII0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_ETH_SGMII1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_USB:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_USB0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_USB1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_TSC:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_TSC_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_EHSS:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_EHSS0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_EHSS1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_SDIO:
+ {
+ if ((index == 0)
+ && (!(capConfig0 & CAP_CONFIG0_SDIO0_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig0 & CAP_CONFIG0_SDIO1_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_UARTB:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_UARTB_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_KEYPAD:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_KEYPAD_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_CLCD:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_CLCD_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_GE:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_GE_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_LEDM:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_LEDM_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_BBL:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_BBL_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_VDEC:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_VDEC_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_PIF:
+ {
+ if (!(capConfig0 & CAP_CONFIG0_PIF_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_APM:
+ {
+ if ((index == 0)
+ && (!(capConfig1 & CAP_CONFIG1_APMA_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 1)
+ && (!(capConfig1 & CAP_CONFIG1_APMB_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ if ((index == 2)
+ && (!(capConfig1 & CAP_CONFIG1_APMC_DIS))) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_SPU:
+ {
+ if (!(capConfig2 & CAP_CONFIG2_SPU_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_PKA:
+ {
+ if (!(capConfig2 & CAP_CONFIG2_PKA_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ case CAP_RNG:
+ {
+ if (!(capConfig2 & CAP_CONFIG2_RNG_DIS)) {
+ returnVal = CAP_PRESENT;
+ }
+ }
+ break;
+
+ default:
+ {
+ }
+ break;
+ }
+ return returnVal;
+}
+
+/****************************************************************************
+* cap_getMaxArmSpeedHz -
+*
+* PURPOSE:
+* Determines the maximum speed of the ARM CPU
+*
+* PARAMETERS:
+* none
+*
+* RETURNS:
+* clock speed in Hz that the ARM processor is able to run at
+****************************************************************************/
+static inline uint32_t cap_getMaxArmSpeedHz(void)
+{
+#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == FPGA11107))
+ return 500000000;
+#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110))
+ return 300000000;
+#elif (CFG_GLOBAL_CHIP == BCM11211)
+ return 666666666;
+#else
+#error CFG_GLOBAL_CHIP type capabilities not defined
+#endif
+}
+
+/****************************************************************************
+* cap_getMaxVpmSpeedHz -
+*
+* PURPOSE:
+* Determines the maximum speed of the VPM
+*
+* PARAMETERS:
+* none
+*
+* RETURNS:
+* clock speed in Hz that the VPM is able to run at
+****************************************************************************/
+static inline uint32_t cap_getMaxVpmSpeedHz(void)
+{
+#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == BCM11211) || (CFG_GLOBAL_CHIP == FPGA11107))
+ return 333333333;
+#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110))
+ return 200000000;
+#else
+#error CFG_GLOBAL_CHIP type capabilities not defined
+#endif
+}
+
+/****************************************************************************
+* cap_getMaxLcdRes -
+*
+* PURPOSE:
+* Determines the maximum LCD resolution capabilities
+*
+* PARAMETERS:
+* none
+*
+* RETURNS:
+* CAP_LCD_WVGA, CAP_LCD_VGA, CAP_LCD_WQVGA or CAP_LCD_QVGA
+*
+****************************************************************************/
+static inline CAP_LCD_RES_T cap_getMaxLcdRes(void)
+{
+ return (CAP_LCD_RES_T)
+ ((capConfig1 & CAP_CONFIG1_CLCD_RES_MASK) >>
+ CAP_CONFIG1_CLCD_RES_SHIFT);
+}
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h
new file mode 100644
index 00000000000..70eaea866cf
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h
@@ -0,0 +1,1123 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CHIPC_DEF_H
+#define CHIPC_DEF_H
+
+/* ---- Include Files ----------------------------------------------------- */
+
+#include <csp/stdint.h>
+#include <csp/errno.h>
+#include <csp/reg.h>
+#include <mach/csp/chipcHw_reg.h>
+
+/* ---- Public Constants and Types ---------------------------------------- */
+
+/* Set 1 to configure DDR/VPM phase alignment by HW */
+#define chipcHw_DDR_HW_PHASE_ALIGN 0
+#define chipcHw_VPM_HW_PHASE_ALIGN 0
+
+typedef uint32_t chipcHw_freq;
+
+/* Configurable miscellaneous clocks */
+typedef enum {
+ chipcHw_CLOCK_DDR, /* DDR PHY Clock */
+ chipcHw_CLOCK_ARM, /* ARM Clock */
+ chipcHw_CLOCK_ESW, /* Ethernet Switch Clock */
+ chipcHw_CLOCK_VPM, /* VPM Clock */
+ chipcHw_CLOCK_ESW125, /* Ethernet MII Clock */
+ chipcHw_CLOCK_UART, /* UART Clock */
+ chipcHw_CLOCK_SDIO0, /* SDIO 0 Clock */
+ chipcHw_CLOCK_SDIO1, /* SDIO 1 Clock */
+ chipcHw_CLOCK_SPI, /* SPI Clock */
+ chipcHw_CLOCK_ETM, /* ARM ETM Clock */
+
+ chipcHw_CLOCK_BUS, /* BUS Clock */
+ chipcHw_CLOCK_OTP, /* OTP Clock */
+ chipcHw_CLOCK_I2C, /* I2C Host Clock */
+ chipcHw_CLOCK_I2S0, /* I2S 0 Host Clock */
+ chipcHw_CLOCK_RTBUS, /* DDR PHY Configuration Clock */
+ chipcHw_CLOCK_APM100, /* APM100 Clock */
+ chipcHw_CLOCK_TSC, /* Touch screen Clock */
+ chipcHw_CLOCK_LED, /* LED Clock */
+
+ chipcHw_CLOCK_USB, /* USB Clock */
+ chipcHw_CLOCK_LCD, /* LCD CLock */
+ chipcHw_CLOCK_APM, /* APM Clock */
+
+ chipcHw_CLOCK_I2S1, /* I2S 1 Host Clock */
+} chipcHw_CLOCK_e;
+
+/* System booting strap options */
+typedef enum {
+ chipcHw_BOOT_DEVICE_UART = chipcHw_STRAPS_BOOT_DEVICE_UART,
+ chipcHw_BOOT_DEVICE_SERIAL_FLASH =
+ chipcHw_STRAPS_BOOT_DEVICE_SERIAL_FLASH,
+ chipcHw_BOOT_DEVICE_NOR_FLASH_16 =
+ chipcHw_STRAPS_BOOT_DEVICE_NOR_FLASH_16,
+ chipcHw_BOOT_DEVICE_NAND_FLASH_8 =
+ chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_8,
+ chipcHw_BOOT_DEVICE_NAND_FLASH_16 =
+ chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_16
+} chipcHw_BOOT_DEVICE_e;
+
+/* System booting modes */
+typedef enum {
+ chipcHw_BOOT_MODE_NORMAL = chipcHw_STRAPS_BOOT_MODE_NORMAL,
+ chipcHw_BOOT_MODE_DBG_SW = chipcHw_STRAPS_BOOT_MODE_DBG_SW,
+ chipcHw_BOOT_MODE_DBG_BOOT = chipcHw_STRAPS_BOOT_MODE_DBG_BOOT,
+ chipcHw_BOOT_MODE_NORMAL_QUIET = chipcHw_STRAPS_BOOT_MODE_NORMAL_QUIET
+} chipcHw_BOOT_MODE_e;
+
+/* NAND Flash page size strap options */
+typedef enum {
+ chipcHw_NAND_PAGESIZE_512 = chipcHw_STRAPS_NAND_PAGESIZE_512,
+ chipcHw_NAND_PAGESIZE_2048 = chipcHw_STRAPS_NAND_PAGESIZE_2048,
+ chipcHw_NAND_PAGESIZE_4096 = chipcHw_STRAPS_NAND_PAGESIZE_4096,
+ chipcHw_NAND_PAGESIZE_EXT = chipcHw_STRAPS_NAND_PAGESIZE_EXT
+} chipcHw_NAND_PAGESIZE_e;
+
+/* GPIO Pin function */
+typedef enum {
+ chipcHw_GPIO_FUNCTION_KEYPAD = chipcHw_REG_GPIO_MUX_KEYPAD,
+ chipcHw_GPIO_FUNCTION_I2CH = chipcHw_REG_GPIO_MUX_I2CH,
+ chipcHw_GPIO_FUNCTION_SPI = chipcHw_REG_GPIO_MUX_SPI,
+ chipcHw_GPIO_FUNCTION_UART = chipcHw_REG_GPIO_MUX_UART,
+ chipcHw_GPIO_FUNCTION_LEDMTXP = chipcHw_REG_GPIO_MUX_LEDMTXP,
+ chipcHw_GPIO_FUNCTION_LEDMTXS = chipcHw_REG_GPIO_MUX_LEDMTXS,
+ chipcHw_GPIO_FUNCTION_SDIO0 = chipcHw_REG_GPIO_MUX_SDIO0,
+ chipcHw_GPIO_FUNCTION_SDIO1 = chipcHw_REG_GPIO_MUX_SDIO1,
+ chipcHw_GPIO_FUNCTION_PCM = chipcHw_REG_GPIO_MUX_PCM,
+ chipcHw_GPIO_FUNCTION_I2S = chipcHw_REG_GPIO_MUX_I2S,
+ chipcHw_GPIO_FUNCTION_ETM = chipcHw_REG_GPIO_MUX_ETM,
+ chipcHw_GPIO_FUNCTION_DEBUG = chipcHw_REG_GPIO_MUX_DEBUG,
+ chipcHw_GPIO_FUNCTION_MISC = chipcHw_REG_GPIO_MUX_MISC,
+ chipcHw_GPIO_FUNCTION_GPIO = chipcHw_REG_GPIO_MUX_GPIO
+} chipcHw_GPIO_FUNCTION_e;
+
+/* PIN Output slew rate */
+typedef enum {
+ chipcHw_PIN_SLEW_RATE_HIGH = chipcHw_REG_SLEW_RATE_HIGH,
+ chipcHw_PIN_SLEW_RATE_NORMAL = chipcHw_REG_SLEW_RATE_NORMAL
+} chipcHw_PIN_SLEW_RATE_e;
+
+/* PIN Current drive strength */
+typedef enum {
+ chipcHw_PIN_CURRENT_STRENGTH_2mA = chipcHw_REG_CURRENT_STRENGTH_2mA,
+ chipcHw_PIN_CURRENT_STRENGTH_4mA = chipcHw_REG_CURRENT_STRENGTH_4mA,
+ chipcHw_PIN_CURRENT_STRENGTH_6mA = chipcHw_REG_CURRENT_STRENGTH_6mA,
+ chipcHw_PIN_CURRENT_STRENGTH_8mA = chipcHw_REG_CURRENT_STRENGTH_8mA,
+ chipcHw_PIN_CURRENT_STRENGTH_10mA = chipcHw_REG_CURRENT_STRENGTH_10mA,
+ chipcHw_PIN_CURRENT_STRENGTH_12mA = chipcHw_REG_CURRENT_STRENGTH_12mA
+} chipcHw_PIN_CURRENT_STRENGTH_e;
+
+/* PIN Pull up register settings */
+typedef enum {
+ chipcHw_PIN_PULL_NONE = chipcHw_REG_PULL_NONE,
+ chipcHw_PIN_PULL_UP = chipcHw_REG_PULL_UP,
+ chipcHw_PIN_PULL_DOWN = chipcHw_REG_PULL_DOWN
+} chipcHw_PIN_PULL_e;
+
+/* PIN input type settings */
+typedef enum {
+ chipcHw_PIN_INPUTTYPE_CMOS = chipcHw_REG_INPUTTYPE_CMOS,
+ chipcHw_PIN_INPUTTYPE_ST = chipcHw_REG_INPUTTYPE_ST
+} chipcHw_PIN_INPUTTYPE_e;
+
+/* Allow/Disalow the support of spread spectrum */
+typedef enum {
+ chipcHw_SPREAD_SPECTRUM_DISALLOW, /* Spread spectrum support is not allowed */
+ chipcHw_SPREAD_SPECTRUM_ALLOW /* Spread spectrum support is allowed */
+} chipcHw_SPREAD_SPECTRUM_e;
+
+typedef struct {
+ chipcHw_SPREAD_SPECTRUM_e ssSupport; /* Allow/Disalow to support spread spectrum.
+ If supported, call chipcHw_enableSpreadSpectrum ()
+ to activate the spread spectrum with desired spread. */
+ uint32_t pllVcoFreqHz; /* PLL VCO frequency in Hz */
+ uint32_t pll2VcoFreqHz; /* PLL2 VCO frequency in Hz */
+ uint32_t busClockFreqHz; /* Bus clock frequency in Hz */
+ uint32_t armBusRatio; /* ARM clock : Bus clock */
+ uint32_t vpmBusRatio; /* VPM clock : Bus clock */
+ uint32_t ddrBusRatio; /* DDR clock : Bus clock */
+} chipcHw_INIT_PARAM_t;
+
+/* CHIP revision number */
+typedef enum {
+ chipcHw_REV_NUMBER_A0 = chipcHw_REG_REV_A0,
+ chipcHw_REV_NUMBER_B0 = chipcHw_REG_REV_B0
+} chipcHw_REV_NUMBER_e;
+
+typedef enum {
+ chipcHw_VPM_HW_PHASE_INTR_DISABLE = chipcHw_REG_VPM_INTR_DISABLE,
+ chipcHw_VPM_HW_PHASE_INTR_FAST = chipcHw_REG_VPM_INTR_FAST,
+ chipcHw_VPM_HW_PHASE_INTR_MEDIUM = chipcHw_REG_VPM_INTR_MEDIUM,
+ chipcHw_VPM_HW_PHASE_INTR_SLOW = chipcHw_REG_VPM_INTR_SLOW
+} chipcHw_VPM_HW_PHASE_INTR_e;
+
+typedef enum {
+ chipcHw_DDR_HW_PHASE_MARGIN_STRICT, /* Strict margin for DDR phase align condition */
+ chipcHw_DDR_HW_PHASE_MARGIN_MEDIUM, /* Medium margin for DDR phase align condition */
+ chipcHw_DDR_HW_PHASE_MARGIN_WIDE /* Wider margin for DDR phase align condition */
+} chipcHw_DDR_HW_PHASE_MARGIN_e;
+
+typedef enum {
+ chipcHw_VPM_HW_PHASE_MARGIN_STRICT, /* Strict margin for VPM phase align condition */
+ chipcHw_VPM_HW_PHASE_MARGIN_MEDIUM, /* Medium margin for VPM phase align condition */
+ chipcHw_VPM_HW_PHASE_MARGIN_WIDE /* Wider margin for VPM phase align condition */
+} chipcHw_VPM_HW_PHASE_MARGIN_e;
+
+#define chipcHw_XTAL_FREQ_Hz 25000000 /* Reference clock frequency in Hz */
+
+/* Programable pin defines */
+#define chipcHw_PIN_GPIO(n) ((((n) >= 0) && ((n) < (chipcHw_GPIO_COUNT))) ? (n) : 0xFFFFFFFF)
+ /* GPIO pin 0 - 60 */
+#define chipcHw_PIN_UARTTXD (chipcHw_GPIO_COUNT + 0) /* UART Transmit */
+#define chipcHw_PIN_NVI_A (chipcHw_GPIO_COUNT + 1) /* NVI Interface */
+#define chipcHw_PIN_NVI_D (chipcHw_GPIO_COUNT + 2) /* NVI Interface */
+#define chipcHw_PIN_NVI_OEB (chipcHw_GPIO_COUNT + 3) /* NVI Interface */
+#define chipcHw_PIN_NVI_WEB (chipcHw_GPIO_COUNT + 4) /* NVI Interface */
+#define chipcHw_PIN_NVI_CS (chipcHw_GPIO_COUNT + 5) /* NVI Interface */
+#define chipcHw_PIN_NVI_NAND_CSB (chipcHw_GPIO_COUNT + 6) /* NVI Interface */
+#define chipcHw_PIN_NVI_FLASHWP (chipcHw_GPIO_COUNT + 7) /* NVI Interface */
+#define chipcHw_PIN_NVI_NAND_RDYB (chipcHw_GPIO_COUNT + 8) /* NVI Interface */
+#define chipcHw_PIN_CL_DATA_0_17 (chipcHw_GPIO_COUNT + 9) /* LCD Data 0 - 17 */
+#define chipcHw_PIN_CL_DATA_18_20 (chipcHw_GPIO_COUNT + 10) /* LCD Data 18 - 20 */
+#define chipcHw_PIN_CL_DATA_21_23 (chipcHw_GPIO_COUNT + 11) /* LCD Data 21 - 23 */
+#define chipcHw_PIN_CL_POWER (chipcHw_GPIO_COUNT + 12) /* LCD Power */
+#define chipcHw_PIN_CL_ACK (chipcHw_GPIO_COUNT + 13) /* LCD Ack */
+#define chipcHw_PIN_CL_FP (chipcHw_GPIO_COUNT + 14) /* LCD FP */
+#define chipcHw_PIN_CL_LP (chipcHw_GPIO_COUNT + 15) /* LCD LP */
+#define chipcHw_PIN_UARTRXD (chipcHw_GPIO_COUNT + 16) /* UART Receive */
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+/****************************************************************************/
+/**
+* @brief Initializes the clock module
+*
+*/
+/****************************************************************************/
+void chipcHw_Init(chipcHw_INIT_PARAM_t *initParam /* [ IN ] Misc chip initialization parameter */
+ ) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Enables the PLL1
+*
+* This function enables the PLL1
+*
+*/
+/****************************************************************************/
+void chipcHw_pll1Enable(uint32_t vcoFreqHz, /* [ IN ] VCO frequency in Hz */
+ chipcHw_SPREAD_SPECTRUM_e ssSupport /* [ IN ] SS status */
+ ) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Enables the PLL2
+*
+* This function enables the PLL2
+*
+*/
+/****************************************************************************/
+void chipcHw_pll2Enable(uint32_t vcoFreqHz /* [ IN ] VCO frequency in Hz */
+ ) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Disable the PLL1
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_pll1Disable(void);
+
+/****************************************************************************/
+/**
+* @brief Disable the PLL2
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_pll2Disable(void);
+
+/****************************************************************************/
+/**
+* @brief Set clock fequency for miscellaneous configurable clocks
+*
+* This function sets clock frequency
+*
+* @return Configured clock frequency in KHz
+*
+*/
+/****************************************************************************/
+chipcHw_freq chipcHw_getClockFrequency(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ ) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Set clock fequency for miscellaneous configurable clocks
+*
+* This function sets clock frequency
+*
+* @return Configured clock frequency in Hz
+*
+*/
+/****************************************************************************/
+chipcHw_freq chipcHw_setClockFrequency(chipcHw_CLOCK_e clock, /* [ IN ] Configurable clock */
+ uint32_t freq /* [ IN ] Clock frequency in Hz */
+ ) __attribute__ ((section(".aramtext")));
+
+/****************************************************************************/
+/**
+* @brief Set VPM clock in sync with BUS clock
+*
+* This function does the phase adjustment between VPM and BUS clock
+*
+* @return >= 0 : On success ( # of adjustment required )
+* -1 : On failure
+*/
+/****************************************************************************/
+int chipcHw_vpmPhaseAlign(void);
+
+/****************************************************************************/
+/**
+* @brief Enables core a clock of a certain device
+*
+* This function enables a core clock
+*
+* @return void
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_setClockEnable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ );
+
+/****************************************************************************/
+/**
+* @brief Disabled a core clock of a certain device
+*
+* This function disables a core clock
+*
+* @return void
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_setClockDisable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ );
+
+/****************************************************************************/
+/**
+* @brief Enables bypass clock of a certain device
+*
+* This function enables bypass clock
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_bypassClockEnable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ );
+
+/****************************************************************************/
+/**
+* @brief Disabled bypass clock of a certain device
+*
+* This function disables bypass clock
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_bypassClockDisable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */
+ );
+
+/****************************************************************************/
+/**
+* @brief Get Numeric Chip ID
+*
+* This function returns Chip ID that includes the revison number
+*
+* @return Complete numeric Chip ID
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getChipId(void);
+
+/****************************************************************************/
+/**
+* @brief Get Chip Product ID
+*
+* This function returns Chip Product ID
+*
+* @return Chip Product ID
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getChipProductId(void);
+
+/****************************************************************************/
+/**
+* @brief Get revision number
+*
+* This function returns revision number of the chip
+*
+* @return Revision number
+*/
+/****************************************************************************/
+static inline chipcHw_REV_NUMBER_e chipcHw_getChipRevisionNumber(void);
+
+/****************************************************************************/
+/**
+* @brief Enables bus interface clock
+*
+* Enables bus interface clock of various device
+*
+* @return void
+*
+* @note use chipcHw_REG_BUS_CLOCK_XXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_busInterfaceClockEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_BUS_CLOCK_XXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Disables bus interface clock
+*
+* Disables bus interface clock of various device
+*
+* @return void
+*
+* @note use chipcHw_REG_BUS_CLOCK_XXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_busInterfaceClockDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_BUS_CLOCK_XXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Enables various audio channels
+*
+* Enables audio channel
+*
+* @return void
+*
+* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_audioChannelEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_AUDIO_CHANNEL_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Disables various audio channels
+*
+* Disables audio channel
+*
+* @return void
+*
+* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_audioChannelDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_AUDIO_CHANNEL_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Soft resets devices
+*
+* Soft resets various devices
+*
+* @return void
+*
+* @note use chipcHw_REG_SOFT_RESET_XXXXXX defines
+*/
+/****************************************************************************/
+static inline void chipcHw_softReset(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */
+ );
+
+static inline void chipcHw_softResetDisable(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */
+ );
+
+static inline void chipcHw_softResetEnable(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Configures misc CHIP functionality
+*
+* Configures CHIP functionality
+*
+* @return void
+*
+* @note use chipcHw_REG_MISC_CTRL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_miscControl(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */
+ );
+
+static inline void chipcHw_miscControlDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */
+ );
+
+static inline void chipcHw_miscControlEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set OTP options
+*
+* Set OTP options
+*
+* @return void
+*
+* @note use chipcHw_REG_OTP_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_setOTPOption(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_OTP_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Get sticky bits
+*
+* @return Sticky bit options of type chipcHw_REG_STICKY_XXXXXX
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getStickyBits(void);
+
+/****************************************************************************/
+/**
+* @brief Set sticky bits
+*
+* @return void
+*
+* @note use chipcHw_REG_STICKY_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_setStickyBits(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_STICKY_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Clear sticky bits
+*
+* @return void
+*
+* @note use chipcHw_REG_STICKY_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_clearStickyBits(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_STICKY_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Get software override strap options
+*
+* Retrieves software override strap options
+*
+* @return Software override strap value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getSoftStraps(void);
+
+/****************************************************************************/
+/**
+* @brief Set software override strap options
+*
+* set software override strap options
+*
+* @return nothing
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setSoftStraps(uint32_t strapOptions);
+
+/****************************************************************************/
+/**
+* @brief Get pin strap options
+*
+* Retrieves pin strap options
+*
+* @return Pin strap value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getPinStraps(void);
+
+/****************************************************************************/
+/**
+* @brief Get valid pin strap options
+*
+* Retrieves valid pin strap options
+*
+* @return valid Pin strap value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getValidStraps(void);
+
+/****************************************************************************/
+/**
+* @brief Initialize valid pin strap options
+*
+* Retrieves valid pin strap options by copying HW strap options to soft register
+* (if chipcHw_STRAPS_SOFT_OVERRIDE not set)
+*
+* @return nothing
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_initValidStraps(void);
+
+/****************************************************************************/
+/**
+* @brief Get status (enabled/disabled) of bus interface clock
+*
+* This function returns the status of devices' bus interface clock
+*
+* @return Bus interface clock
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getBusInterfaceClockStatus(void);
+
+/****************************************************************************/
+/**
+* @brief Get boot device
+*
+* This function returns the device type used in booting the system
+*
+* @return Boot device of type chipcHw_BOOT_DEVICE_e
+*
+*/
+/****************************************************************************/
+static inline chipcHw_BOOT_DEVICE_e chipcHw_getBootDevice(void);
+
+/****************************************************************************/
+/**
+* @brief Get boot mode
+*
+* This function returns the way the system was booted
+*
+* @return Boot mode of type chipcHw_BOOT_MODE_e
+*
+*/
+/****************************************************************************/
+static inline chipcHw_BOOT_MODE_e chipcHw_getBootMode(void);
+
+/****************************************************************************/
+/**
+* @brief Get NAND flash page size
+*
+* This function returns the NAND device page size
+*
+* @return Boot NAND device page size
+*
+*/
+/****************************************************************************/
+static inline chipcHw_NAND_PAGESIZE_e chipcHw_getNandPageSize(void);
+
+/****************************************************************************/
+/**
+* @brief Get NAND flash address cycle configuration
+*
+* This function returns the NAND flash address cycle configuration
+*
+* @return 0 = Do not extra address cycle, 1 = Add extra cycle
+*
+*/
+/****************************************************************************/
+static inline int chipcHw_getNandExtraCycle(void);
+
+/****************************************************************************/
+/**
+* @brief Activates PIF interface
+*
+* This function activates PIF interface by taking control of LCD pins
+*
+* @note
+* When activated, LCD pins will be defined as follows for PIF operation
+*
+* CLD[17:0] = pif_data[17:0]
+* CLD[23:18] = pif_address[5:0]
+* CLPOWER = pif_wr_str
+* CLCP = pif_rd_str
+* CLAC = pif_hat1
+* CLFP = pif_hrdy1
+* CLLP = pif_hat2
+* GPIO[42] = pif_hrdy2
+*
+* In PIF mode, "pif_hrdy2" overrides other shared function for GPIO[42] pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_activatePifInterface(void);
+
+/****************************************************************************/
+/**
+* @brief Activates LCD interface
+*
+* This function activates LCD interface
+*
+* @note
+* When activated, LCD pins will be defined as follows
+*
+* CLD[17:0] = LCD data
+* CLD[23:18] = LCD data
+* CLPOWER = LCD power
+* CLCP =
+* CLAC = LCD ack
+* CLFP =
+* CLLP =
+*/
+/****************************************************************************/
+static inline void chipcHw_activateLcdInterface(void);
+
+/****************************************************************************/
+/**
+* @brief Deactivates PIF/LCD interface
+*
+* This function deactivates PIF/LCD interface
+*
+* @note
+* When deactivated LCD pins will be in rti-stated
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_deactivatePifLcdInterface(void);
+
+/****************************************************************************/
+/**
+* @brief Get to know the configuration of GPIO pin
+*
+*/
+/****************************************************************************/
+static inline chipcHw_GPIO_FUNCTION_e chipcHw_getGpioPinFunction(int pin /* GPIO Pin number */
+ );
+
+/****************************************************************************/
+/**
+* @brief Configure GPIO pin function
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setGpioPinFunction(int pin, /* GPIO Pin number */
+ chipcHw_GPIO_FUNCTION_e func /* Configuration function */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set Pin slew rate
+*
+* This function sets the slew of individual pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinSlewRate(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */
+ chipcHw_PIN_SLEW_RATE_e slewRate /* Pin slew rate */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set Pin output drive current
+*
+* This function sets output drive current of individual pin
+*
+* Note: Avoid the use of the word 'current' since linux headers define this
+* to be the current task.
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinOutputCurrent(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */
+ chipcHw_PIN_CURRENT_STRENGTH_e curr /* Pin current rating */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set Pin pullup register
+*
+* This function sets pullup register of individual pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinPullup(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */
+ chipcHw_PIN_PULL_e pullup /* Pullup register settings */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set Pin input type
+*
+* This function sets input type of individual Pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinInputType(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */
+ chipcHw_PIN_INPUTTYPE_e inputType /* Pin input type */
+ );
+
+/****************************************************************************/
+/**
+* @brief Retrieves a string representation of the mux setting for a pin.
+*
+* @return Pointer to a character string.
+*/
+/****************************************************************************/
+
+const char *chipcHw_getGpioPinFunctionStr(int pin);
+
+/****************************************************************************/
+/** @brief issue warmReset
+ */
+/****************************************************************************/
+void chipcHw_reset(uint32_t mask);
+
+/****************************************************************************/
+/** @brief clock reconfigure
+ */
+/****************************************************************************/
+void chipcHw_clockReconfig(uint32_t busHz, uint32_t armRatio, uint32_t vpmRatio,
+ uint32_t ddrRatio);
+
+/****************************************************************************/
+/**
+* @brief Enable Spread Spectrum
+*
+* @note chipcHw_Init() must be called earlier
+*/
+/****************************************************************************/
+static inline void chipcHw_enableSpreadSpectrum(void);
+
+/****************************************************************************/
+/**
+* @brief Disable Spread Spectrum
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_disableSpreadSpectrum(void);
+
+/****************************************************************************/
+/** @brief Checks if software strap is enabled
+ *
+ * @return 1 : When enable
+ * 0 : When disable
+ */
+/****************************************************************************/
+static inline int chipcHw_isSoftwareStrapsEnable(void);
+
+/****************************************************************************/
+/** @brief Enable software strap
+ */
+/****************************************************************************/
+static inline void chipcHw_softwareStrapsEnable(void);
+
+/****************************************************************************/
+/** @brief Disable software strap
+ */
+/****************************************************************************/
+static inline void chipcHw_softwareStrapsDisable(void);
+
+/****************************************************************************/
+/** @brief PLL test enable
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestEnable(void);
+
+/****************************************************************************/
+/** @brief PLL2 test enable
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestEnable(void);
+
+/****************************************************************************/
+/** @brief PLL test disable
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestDisable(void);
+
+/****************************************************************************/
+/** @brief PLL2 test disable
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestDisable(void);
+
+/****************************************************************************/
+/** @brief Get PLL test status
+ */
+/****************************************************************************/
+static inline int chipcHw_isPllTestEnable(void);
+
+/****************************************************************************/
+/** @brief Get PLL2 test status
+ */
+/****************************************************************************/
+static inline int chipcHw_isPll2TestEnable(void);
+
+/****************************************************************************/
+/** @brief PLL test select
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestSelect(uint32_t val);
+
+/****************************************************************************/
+/** @brief PLL2 test select
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestSelect(uint32_t val);
+
+/****************************************************************************/
+/** @brief Get PLL test selected option
+ */
+/****************************************************************************/
+static inline uint8_t chipcHw_getPllTestSelected(void);
+
+/****************************************************************************/
+/** @brief Get PLL2 test selected option
+ */
+/****************************************************************************/
+static inline uint8_t chipcHw_getPll2TestSelected(void);
+
+/****************************************************************************/
+/**
+* @brief Enables DDR SW phase alignment interrupt
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrPhaseAlignInterruptEnable(void);
+
+/****************************************************************************/
+/**
+* @brief Disables DDR SW phase alignment interrupt
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrPhaseAlignInterruptDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Set VPM SW phase alignment interrupt mode
+*
+* This function sets VPM phase alignment interrupt
+*
+*/
+/****************************************************************************/
+static inline void
+chipcHw_vpmPhaseAlignInterruptMode(chipcHw_VPM_HW_PHASE_INTR_e mode);
+
+/****************************************************************************/
+/**
+* @brief Enable DDR phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrSwPhaseAlignEnable(void);
+
+/****************************************************************************/
+/**
+* @brief Disable DDR phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrSwPhaseAlignDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Enable DDR phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignEnable(void);
+
+/****************************************************************************/
+/**
+* @brief Disable DDR phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Enable VPM phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmSwPhaseAlignEnable(void);
+
+/****************************************************************************/
+/**
+* @brief Disable VPM phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmSwPhaseAlignDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Enable VPM phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignEnable(void);
+
+/****************************************************************************/
+/**
+* @brief Disable VPM phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Set DDR phase alignment margin in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setDdrHwPhaseAlignMargin(chipcHw_DDR_HW_PHASE_MARGIN_e margin /* Margin alinging DDR phase */
+ );
+
+/****************************************************************************/
+/**
+* @brief Set VPM phase alignment margin in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setVpmHwPhaseAlignMargin(chipcHw_VPM_HW_PHASE_MARGIN_e margin /* Margin alinging VPM phase */
+ );
+
+/****************************************************************************/
+/**
+* @brief Checks DDR phase aligned status done by HW
+*
+* @return 1: When aligned
+* 0: When not aligned
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_isDdrHwPhaseAligned(void);
+
+/****************************************************************************/
+/**
+* @brief Checks VPM phase aligned status done by HW
+*
+* @return 1: When aligned
+* 0: When not aligned
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_isVpmHwPhaseAligned(void);
+
+/****************************************************************************/
+/**
+* @brief Get DDR phase aligned status done by HW
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getDdrHwPhaseAlignStatus(void);
+
+/****************************************************************************/
+/**
+* @brief Get VPM phase aligned status done by HW
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getVpmHwPhaseAlignStatus(void);
+
+/****************************************************************************/
+/**
+* @brief Get DDR phase control value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getDdrPhaseControl(void);
+
+/****************************************************************************/
+/**
+* @brief Get VPM phase control value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getVpmPhaseControl(void);
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout count
+*
+* @note If HW fails to perform the phase alignment, it will trigger
+* a DDR phase alignment timeout interrupt.
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeout(uint32_t busCycle /* Timeout in bus cycle */
+ );
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout count
+*
+* @note If HW fails to perform the phase alignment, it will trigger
+* a VPM phase alignment timeout interrupt.
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeout(uint32_t busCycle /* Timeout in bus cycle */
+ );
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout interrupt enable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptEnable(void);
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout interrupt enable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptEnable(void);
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout interrupt disable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptDisable(void);
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout interrupt disable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptDisable(void);
+
+/****************************************************************************/
+/**
+* @brief Clear DDR phase alignment timeout interrupt
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(void);
+
+/****************************************************************************/
+/**
+* @brief Clear VPM phase alignment timeout interrupt
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(void);
+
+/* ---- Private Constants and Types -------------------------------------- */
+
+#endif /* CHIPC_DEF_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h
new file mode 100644
index 00000000000..c78833acb37
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h
@@ -0,0 +1,1673 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CHIPC_INLINE_H
+#define CHIPC_INLINE_H
+
+/* ---- Include Files ----------------------------------------------------- */
+
+#include <csp/errno.h>
+#include <csp/reg.h>
+#include <mach/csp/chipcHw_reg.h>
+#include <mach/csp/chipcHw_def.h>
+
+/* ---- Private Constants and Types --------------------------------------- */
+typedef enum {
+ chipcHw_OPTYPE_BYPASS, /* Bypass operation */
+ chipcHw_OPTYPE_OUTPUT /* Output operation */
+} chipcHw_OPTYPE_e;
+
+/* ---- Public Constants and Types ---------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------- */
+/* ---- Public Function Prototypes ---------------------------------------- */
+/* ---- Private Function Prototypes --------------------------------------- */
+static inline void chipcHw_setClock(chipcHw_CLOCK_e clock,
+ chipcHw_OPTYPE_e type, int mode);
+
+/****************************************************************************/
+/**
+* @brief Get Numeric Chip ID
+*
+* This function returns Chip ID that includes the revison number
+*
+* @return Complete numeric Chip ID
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getChipId(void)
+{
+ return pChipcHw->ChipId;
+}
+
+/****************************************************************************/
+/**
+* @brief Enable Spread Spectrum
+*
+* @note chipcHw_Init() must be called earlier
+*/
+/****************************************************************************/
+static inline void chipcHw_enableSpreadSpectrum(void)
+{
+ if ((pChipcHw->
+ PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) !=
+ chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) {
+ ddrcReg_PHY_ADDR_CTL_REGP->ssCfg =
+ (0xFFFF << ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_SHIFT) |
+ (ddrcReg_PHY_ADDR_SS_CFG_MIN_CYCLE_PER_TICK <<
+ ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_SHIFT);
+ ddrcReg_PHY_ADDR_CTL_REGP->ssCtl |=
+ ddrcReg_PHY_ADDR_SS_CTRL_ENABLE;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Disable Spread Spectrum
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_disableSpreadSpectrum(void)
+{
+ ddrcReg_PHY_ADDR_CTL_REGP->ssCtl &= ~ddrcReg_PHY_ADDR_SS_CTRL_ENABLE;
+}
+
+/****************************************************************************/
+/**
+* @brief Get Chip Product ID
+*
+* This function returns Chip Product ID
+*
+* @return Chip Product ID
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getChipProductId(void)
+{
+ return (pChipcHw->
+ ChipId & chipcHw_REG_CHIPID_BASE_MASK) >>
+ chipcHw_REG_CHIPID_BASE_SHIFT;
+}
+
+/****************************************************************************/
+/**
+* @brief Get revision number
+*
+* This function returns revision number of the chip
+*
+* @return Revision number
+*/
+/****************************************************************************/
+static inline chipcHw_REV_NUMBER_e chipcHw_getChipRevisionNumber(void)
+{
+ return pChipcHw->ChipId & chipcHw_REG_CHIPID_REV_MASK;
+}
+
+/****************************************************************************/
+/**
+* @brief Enables bus interface clock
+*
+* Enables bus interface clock of various device
+*
+* @return void
+*
+* @note use chipcHw_REG_BUS_CLOCK_XXXX for mask
+*/
+/****************************************************************************/
+static inline void chipcHw_busInterfaceClockEnable(uint32_t mask)
+{
+ reg32_modify_or(&pChipcHw->BusIntfClock, mask);
+}
+
+/****************************************************************************/
+/**
+* @brief Disables bus interface clock
+*
+* Disables bus interface clock of various device
+*
+* @return void
+*
+* @note use chipcHw_REG_BUS_CLOCK_XXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_busInterfaceClockDisable(uint32_t mask)
+{
+ reg32_modify_and(&pChipcHw->BusIntfClock, ~mask);
+}
+
+/****************************************************************************/
+/**
+* @brief Get status (enabled/disabled) of bus interface clock
+*
+* This function returns the status of devices' bus interface clock
+*
+* @return Bus interface clock
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getBusInterfaceClockStatus(void)
+{
+ return pChipcHw->BusIntfClock;
+}
+
+/****************************************************************************/
+/**
+* @brief Enables various audio channels
+*
+* Enables audio channel
+*
+* @return void
+*
+* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_audioChannelEnable(uint32_t mask)
+{
+ reg32_modify_or(&pChipcHw->AudioEnable, mask);
+}
+
+/****************************************************************************/
+/**
+* @brief Disables various audio channels
+*
+* Disables audio channel
+*
+* @return void
+*
+* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_audioChannelDisable(uint32_t mask)
+{
+ reg32_modify_and(&pChipcHw->AudioEnable, ~mask);
+}
+
+/****************************************************************************/
+/**
+* @brief Soft resets devices
+*
+* Soft resets various devices
+*
+* @return void
+*
+* @note use chipcHw_REG_SOFT_RESET_XXXXXX defines
+*/
+/****************************************************************************/
+static inline void chipcHw_softReset(uint64_t mask)
+{
+ chipcHw_softResetEnable(mask);
+ chipcHw_softResetDisable(mask);
+}
+
+static inline void chipcHw_softResetDisable(uint64_t mask)
+{
+ uint32_t ctrl1 = (uint32_t) mask;
+ uint32_t ctrl2 = (uint32_t) (mask >> 32);
+
+ /* Deassert module soft reset */
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->SoftReset1 ^= ctrl1;
+ pChipcHw->SoftReset2 ^= (ctrl2 & (~chipcHw_REG_SOFT_RESET_UNHOLD_MASK));
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+static inline void chipcHw_softResetEnable(uint64_t mask)
+{
+ uint32_t ctrl1 = (uint32_t) mask;
+ uint32_t ctrl2 = (uint32_t) (mask >> 32);
+ uint32_t unhold = 0;
+
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->SoftReset1 |= ctrl1;
+ /* Mask out unhold request bits */
+ pChipcHw->SoftReset2 |= (ctrl2 & (~chipcHw_REG_SOFT_RESET_UNHOLD_MASK));
+
+ /* Process unhold requests */
+ if (ctrl2 & chipcHw_REG_SOFT_RESET_VPM_GLOBAL_UNHOLD) {
+ unhold = chipcHw_REG_SOFT_RESET_VPM_GLOBAL_HOLD;
+ }
+
+ if (ctrl2 & chipcHw_REG_SOFT_RESET_VPM_UNHOLD) {
+ unhold |= chipcHw_REG_SOFT_RESET_VPM_HOLD;
+ }
+
+ if (ctrl2 & chipcHw_REG_SOFT_RESET_ARM_UNHOLD) {
+ unhold |= chipcHw_REG_SOFT_RESET_ARM_HOLD;
+ }
+
+ if (unhold) {
+ /* Make sure unhold request is effective */
+ pChipcHw->SoftReset1 &= ~unhold;
+ }
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Configures misc CHIP functionality
+*
+* Configures CHIP functionality
+*
+* @return void
+*
+* @note use chipcHw_REG_MISC_CTRL_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_miscControl(uint32_t mask)
+{
+ reg32_write(&pChipcHw->MiscCtrl, mask);
+}
+
+static inline void chipcHw_miscControlDisable(uint32_t mask)
+{
+ reg32_modify_and(&pChipcHw->MiscCtrl, ~mask);
+}
+
+static inline void chipcHw_miscControlEnable(uint32_t mask)
+{
+ reg32_modify_or(&pChipcHw->MiscCtrl, mask);
+}
+
+/****************************************************************************/
+/**
+* @brief Set OTP options
+*
+* Set OTP options
+*
+* @return void
+*
+* @note use chipcHw_REG_OTP_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_setOTPOption(uint64_t mask)
+{
+ uint32_t ctrl1 = (uint32_t) mask;
+ uint32_t ctrl2 = (uint32_t) (mask >> 32);
+
+ reg32_modify_or(&pChipcHw->SoftOTP1, ctrl1);
+ reg32_modify_or(&pChipcHw->SoftOTP2, ctrl2);
+}
+
+/****************************************************************************/
+/**
+* @brief Get sticky bits
+*
+* @return Sticky bit options of type chipcHw_REG_STICKY_XXXXXX
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getStickyBits(void)
+{
+ return pChipcHw->Sticky;
+}
+
+/****************************************************************************/
+/**
+* @brief Set sticky bits
+*
+* @return void
+*
+* @note use chipcHw_REG_STICKY_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_setStickyBits(uint32_t mask)
+{
+ uint32_t bits = 0;
+
+ REG_LOCAL_IRQ_SAVE;
+ if (mask & chipcHw_REG_STICKY_POR_BROM) {
+ bits |= chipcHw_REG_STICKY_POR_BROM;
+ } else {
+ uint32_t sticky;
+ sticky = pChipcHw->Sticky;
+
+ if ((mask & chipcHw_REG_STICKY_BOOT_DONE)
+ && (sticky & chipcHw_REG_STICKY_BOOT_DONE) == 0) {
+ bits |= chipcHw_REG_STICKY_BOOT_DONE;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_1)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_1) == 0) {
+ bits |= chipcHw_REG_STICKY_GENERAL_1;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_2)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_2) == 0) {
+ bits |= chipcHw_REG_STICKY_GENERAL_2;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_3)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_3) == 0) {
+ bits |= chipcHw_REG_STICKY_GENERAL_3;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_4)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_4) == 0) {
+ bits |= chipcHw_REG_STICKY_GENERAL_4;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_5)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_5) == 0) {
+ bits |= chipcHw_REG_STICKY_GENERAL_5;
+ }
+ }
+ pChipcHw->Sticky = bits;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Clear sticky bits
+*
+* @return void
+*
+* @note use chipcHw_REG_STICKY_XXXXXX
+*/
+/****************************************************************************/
+static inline void chipcHw_clearStickyBits(uint32_t mask)
+{
+ uint32_t bits = 0;
+
+ REG_LOCAL_IRQ_SAVE;
+ if (mask &
+ (chipcHw_REG_STICKY_BOOT_DONE | chipcHw_REG_STICKY_GENERAL_1 |
+ chipcHw_REG_STICKY_GENERAL_2 | chipcHw_REG_STICKY_GENERAL_3 |
+ chipcHw_REG_STICKY_GENERAL_4 | chipcHw_REG_STICKY_GENERAL_5)) {
+ uint32_t sticky = pChipcHw->Sticky;
+
+ if ((mask & chipcHw_REG_STICKY_BOOT_DONE)
+ && (sticky & chipcHw_REG_STICKY_BOOT_DONE)) {
+ bits = chipcHw_REG_STICKY_BOOT_DONE;
+ mask &= ~chipcHw_REG_STICKY_BOOT_DONE;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_1)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_1)) {
+ bits |= chipcHw_REG_STICKY_GENERAL_1;
+ mask &= ~chipcHw_REG_STICKY_GENERAL_1;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_2)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_2)) {
+ bits |= chipcHw_REG_STICKY_GENERAL_2;
+ mask &= ~chipcHw_REG_STICKY_GENERAL_2;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_3)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_3)) {
+ bits |= chipcHw_REG_STICKY_GENERAL_3;
+ mask &= ~chipcHw_REG_STICKY_GENERAL_3;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_4)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_4)) {
+ bits |= chipcHw_REG_STICKY_GENERAL_4;
+ mask &= ~chipcHw_REG_STICKY_GENERAL_4;
+ }
+ if ((mask & chipcHw_REG_STICKY_GENERAL_5)
+ && (sticky & chipcHw_REG_STICKY_GENERAL_5)) {
+ bits |= chipcHw_REG_STICKY_GENERAL_5;
+ mask &= ~chipcHw_REG_STICKY_GENERAL_5;
+ }
+ }
+ pChipcHw->Sticky = bits | mask;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Get software strap value
+*
+* Retrieves software strap value
+*
+* @return Software strap value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getSoftStraps(void)
+{
+ return pChipcHw->SoftStraps;
+}
+
+/****************************************************************************/
+/**
+* @brief Set software override strap options
+*
+* set software override strap options
+*
+* @return nothing
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setSoftStraps(uint32_t strapOptions)
+{
+ reg32_write(&pChipcHw->SoftStraps, strapOptions);
+}
+
+/****************************************************************************/
+/**
+* @brief Get Pin Strap Options
+*
+* This function returns the raw boot strap options
+*
+* @return strap options
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getPinStraps(void)
+{
+ return pChipcHw->PinStraps;
+}
+
+/****************************************************************************/
+/**
+* @brief Get Valid Strap Options
+*
+* This function returns the valid raw boot strap options
+*
+* @return strap options
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getValidStraps(void)
+{
+ uint32_t softStraps;
+
+ /*
+ ** Always return the SoftStraps - bootROM calls chipcHw_initValidStraps
+ ** which copies HW straps to soft straps if there is no override
+ */
+ softStraps = chipcHw_getSoftStraps();
+
+ return softStraps;
+}
+
+/****************************************************************************/
+/**
+* @brief Initialize valid pin strap options
+*
+* Retrieves valid pin strap options by copying HW strap options to soft register
+* (if chipcHw_STRAPS_SOFT_OVERRIDE not set)
+*
+* @return nothing
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_initValidStraps(void)
+{
+ uint32_t softStraps;
+
+ REG_LOCAL_IRQ_SAVE;
+ softStraps = chipcHw_getSoftStraps();
+
+ if ((softStraps & chipcHw_STRAPS_SOFT_OVERRIDE) == 0) {
+ /* Copy HW straps to software straps */
+ chipcHw_setSoftStraps(chipcHw_getPinStraps());
+ }
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Get boot device
+*
+* This function returns the device type used in booting the system
+*
+* @return Boot device of type chipcHw_BOOT_DEVICE
+*
+*/
+/****************************************************************************/
+static inline chipcHw_BOOT_DEVICE_e chipcHw_getBootDevice(void)
+{
+ return chipcHw_getValidStraps() & chipcHw_STRAPS_BOOT_DEVICE_MASK;
+}
+
+/****************************************************************************/
+/**
+* @brief Get boot mode
+*
+* This function returns the way the system was booted
+*
+* @return Boot mode of type chipcHw_BOOT_MODE
+*
+*/
+/****************************************************************************/
+static inline chipcHw_BOOT_MODE_e chipcHw_getBootMode(void)
+{
+ return chipcHw_getValidStraps() & chipcHw_STRAPS_BOOT_MODE_MASK;
+}
+
+/****************************************************************************/
+/**
+* @brief Get NAND flash page size
+*
+* This function returns the NAND device page size
+*
+* @return Boot NAND device page size
+*
+*/
+/****************************************************************************/
+static inline chipcHw_NAND_PAGESIZE_e chipcHw_getNandPageSize(void)
+{
+ return chipcHw_getValidStraps() & chipcHw_STRAPS_NAND_PAGESIZE_MASK;
+}
+
+/****************************************************************************/
+/**
+* @brief Get NAND flash address cycle configuration
+*
+* This function returns the NAND flash address cycle configuration
+*
+* @return 0 = Do not extra address cycle, 1 = Add extra cycle
+*
+*/
+/****************************************************************************/
+static inline int chipcHw_getNandExtraCycle(void)
+{
+ if (chipcHw_getValidStraps() & chipcHw_STRAPS_NAND_EXTRA_CYCLE) {
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Activates PIF interface
+*
+* This function activates PIF interface by taking control of LCD pins
+*
+* @note
+* When activated, LCD pins will be defined as follows for PIF operation
+*
+* CLD[17:0] = pif_data[17:0]
+* CLD[23:18] = pif_address[5:0]
+* CLPOWER = pif_wr_str
+* CLCP = pif_rd_str
+* CLAC = pif_hat1
+* CLFP = pif_hrdy1
+* CLLP = pif_hat2
+* GPIO[42] = pif_hrdy2
+*
+* In PIF mode, "pif_hrdy2" overrides other shared function for GPIO[42] pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_activatePifInterface(void)
+{
+ reg32_write(&pChipcHw->LcdPifMode, chipcHw_REG_PIF_PIN_ENABLE);
+}
+
+/****************************************************************************/
+/**
+* @brief Activates LCD interface
+*
+* This function activates LCD interface
+*
+* @note
+* When activated, LCD pins will be defined as follows
+*
+* CLD[17:0] = LCD data
+* CLD[23:18] = LCD data
+* CLPOWER = LCD power
+* CLCP =
+* CLAC = LCD ack
+* CLFP =
+* CLLP =
+*/
+/****************************************************************************/
+static inline void chipcHw_activateLcdInterface(void)
+{
+ reg32_write(&pChipcHw->LcdPifMode, chipcHw_REG_LCD_PIN_ENABLE);
+}
+
+/****************************************************************************/
+/**
+* @brief Deactivates PIF/LCD interface
+*
+* This function deactivates PIF/LCD interface
+*
+* @note
+* When deactivated LCD pins will be in rti-stated
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_deactivatePifLcdInterface(void)
+{
+ reg32_write(&pChipcHw->LcdPifMode, 0);
+}
+
+/****************************************************************************/
+/**
+* @brief Select GE2
+*
+* This function select GE2 as the graphic engine
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_selectGE2(void)
+{
+ reg32_modify_and(&pChipcHw->MiscCtrl, ~chipcHw_REG_MISC_CTRL_GE_SEL);
+}
+
+/****************************************************************************/
+/**
+* @brief Select GE3
+*
+* This function select GE3 as the graphic engine
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_selectGE3(void)
+{
+ reg32_modify_or(&pChipcHw->MiscCtrl, chipcHw_REG_MISC_CTRL_GE_SEL);
+}
+
+/****************************************************************************/
+/**
+* @brief Get to know the configuration of GPIO pin
+*
+*/
+/****************************************************************************/
+static inline chipcHw_GPIO_FUNCTION_e chipcHw_getGpioPinFunction(int pin)
+{
+ return (*((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) &
+ (chipcHw_REG_GPIO_MUX_MASK <<
+ chipcHw_REG_GPIO_MUX_POSITION(pin))) >>
+ chipcHw_REG_GPIO_MUX_POSITION(pin);
+}
+
+/****************************************************************************/
+/**
+* @brief Configure GPIO pin function
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setGpioPinFunction(int pin,
+ chipcHw_GPIO_FUNCTION_e func)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) &=
+ ~(chipcHw_REG_GPIO_MUX_MASK << chipcHw_REG_GPIO_MUX_POSITION(pin));
+ *((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) |=
+ func << chipcHw_REG_GPIO_MUX_POSITION(pin);
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set Pin slew rate
+*
+* This function sets the slew of individual pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinSlewRate(uint32_t pin,
+ chipcHw_PIN_SLEW_RATE_e slewRate)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *((uint32_t *) chipcHw_REG_SLEW_RATE(pin)) &=
+ ~(chipcHw_REG_SLEW_RATE_MASK <<
+ chipcHw_REG_SLEW_RATE_POSITION(pin));
+ *((uint32_t *) chipcHw_REG_SLEW_RATE(pin)) |=
+ (uint32_t) slewRate << chipcHw_REG_SLEW_RATE_POSITION(pin);
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set Pin output drive current
+*
+* This function sets output drive current of individual pin
+*
+* Note: Avoid the use of the word 'current' since linux headers define this
+* to be the current task.
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinOutputCurrent(uint32_t pin,
+ chipcHw_PIN_CURRENT_STRENGTH_e
+ curr)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *((uint32_t *) chipcHw_REG_CURRENT(pin)) &=
+ ~(chipcHw_REG_CURRENT_MASK << chipcHw_REG_CURRENT_POSITION(pin));
+ *((uint32_t *) chipcHw_REG_CURRENT(pin)) |=
+ (uint32_t) curr << chipcHw_REG_CURRENT_POSITION(pin);
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set Pin pullup register
+*
+* This function sets pullup register of individual pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinPullup(uint32_t pin, chipcHw_PIN_PULL_e pullup)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *((uint32_t *) chipcHw_REG_PULLUP(pin)) &=
+ ~(chipcHw_REG_PULLUP_MASK << chipcHw_REG_PULLUP_POSITION(pin));
+ *((uint32_t *) chipcHw_REG_PULLUP(pin)) |=
+ (uint32_t) pullup << chipcHw_REG_PULLUP_POSITION(pin);
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set Pin input type
+*
+* This function sets input type of individual pin
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setPinInputType(uint32_t pin,
+ chipcHw_PIN_INPUTTYPE_e inputType)
+{
+ REG_LOCAL_IRQ_SAVE;
+ *((uint32_t *) chipcHw_REG_INPUTTYPE(pin)) &=
+ ~(chipcHw_REG_INPUTTYPE_MASK <<
+ chipcHw_REG_INPUTTYPE_POSITION(pin));
+ *((uint32_t *) chipcHw_REG_INPUTTYPE(pin)) |=
+ (uint32_t) inputType << chipcHw_REG_INPUTTYPE_POSITION(pin);
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Power up the USB PHY
+*
+* This function powers up the USB PHY
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_powerUpUsbPhy(void)
+{
+ reg32_modify_and(&pChipcHw->MiscCtrl,
+ chipcHw_REG_MISC_CTRL_USB_POWERON);
+}
+
+/****************************************************************************/
+/**
+* @brief Power down the USB PHY
+*
+* This function powers down the USB PHY
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_powerDownUsbPhy(void)
+{
+ reg32_modify_or(&pChipcHw->MiscCtrl,
+ chipcHw_REG_MISC_CTRL_USB_POWEROFF);
+}
+
+/****************************************************************************/
+/**
+* @brief Set the 2nd USB as host
+*
+* This function sets the 2nd USB as host
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setUsbHost(void)
+{
+ reg32_modify_or(&pChipcHw->MiscCtrl,
+ chipcHw_REG_MISC_CTRL_USB_MODE_HOST);
+}
+
+/****************************************************************************/
+/**
+* @brief Set the 2nd USB as device
+*
+* This function sets the 2nd USB as device
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setUsbDevice(void)
+{
+ reg32_modify_and(&pChipcHw->MiscCtrl,
+ chipcHw_REG_MISC_CTRL_USB_MODE_DEVICE);
+}
+
+/****************************************************************************/
+/**
+* @brief Lower layer funtion to enable/disable a clock of a certain device
+*
+* This function enables/disables a core clock
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_setClock(chipcHw_CLOCK_e clock,
+ chipcHw_OPTYPE_e type, int mode)
+{
+ volatile uint32_t *pPLLReg = (uint32_t *) 0x0;
+ volatile uint32_t *pClockCtrl = (uint32_t *) 0x0;
+
+ switch (clock) {
+ case chipcHw_CLOCK_DDR:
+ pPLLReg = &pChipcHw->DDRClock;
+ break;
+ case chipcHw_CLOCK_ARM:
+ pPLLReg = &pChipcHw->ARMClock;
+ break;
+ case chipcHw_CLOCK_ESW:
+ pPLLReg = &pChipcHw->ESWClock;
+ break;
+ case chipcHw_CLOCK_VPM:
+ pPLLReg = &pChipcHw->VPMClock;
+ break;
+ case chipcHw_CLOCK_ESW125:
+ pPLLReg = &pChipcHw->ESW125Clock;
+ break;
+ case chipcHw_CLOCK_UART:
+ pPLLReg = &pChipcHw->UARTClock;
+ break;
+ case chipcHw_CLOCK_SDIO0:
+ pPLLReg = &pChipcHw->SDIO0Clock;
+ break;
+ case chipcHw_CLOCK_SDIO1:
+ pPLLReg = &pChipcHw->SDIO1Clock;
+ break;
+ case chipcHw_CLOCK_SPI:
+ pPLLReg = &pChipcHw->SPIClock;
+ break;
+ case chipcHw_CLOCK_ETM:
+ pPLLReg = &pChipcHw->ETMClock;
+ break;
+ case chipcHw_CLOCK_USB:
+ pPLLReg = &pChipcHw->USBClock;
+ if (type == chipcHw_OPTYPE_OUTPUT) {
+ if (mode) {
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ } else {
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ }
+ }
+ break;
+ case chipcHw_CLOCK_LCD:
+ pPLLReg = &pChipcHw->LCDClock;
+ if (type == chipcHw_OPTYPE_OUTPUT) {
+ if (mode) {
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ } else {
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ }
+ }
+ break;
+ case chipcHw_CLOCK_APM:
+ pPLLReg = &pChipcHw->APMClock;
+ if (type == chipcHw_OPTYPE_OUTPUT) {
+ if (mode) {
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ } else {
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_POWER_DOWN);
+ }
+ }
+ break;
+ case chipcHw_CLOCK_BUS:
+ pClockCtrl = &pChipcHw->ACLKClock;
+ break;
+ case chipcHw_CLOCK_OTP:
+ pClockCtrl = &pChipcHw->OTPClock;
+ break;
+ case chipcHw_CLOCK_I2C:
+ pClockCtrl = &pChipcHw->I2CClock;
+ break;
+ case chipcHw_CLOCK_I2S0:
+ pClockCtrl = &pChipcHw->I2S0Clock;
+ break;
+ case chipcHw_CLOCK_RTBUS:
+ pClockCtrl = &pChipcHw->RTBUSClock;
+ break;
+ case chipcHw_CLOCK_APM100:
+ pClockCtrl = &pChipcHw->APM100Clock;
+ break;
+ case chipcHw_CLOCK_TSC:
+ pClockCtrl = &pChipcHw->TSCClock;
+ break;
+ case chipcHw_CLOCK_LED:
+ pClockCtrl = &pChipcHw->LEDClock;
+ break;
+ case chipcHw_CLOCK_I2S1:
+ pClockCtrl = &pChipcHw->I2S1Clock;
+ break;
+ }
+
+ if (pPLLReg) {
+ switch (type) {
+ case chipcHw_OPTYPE_OUTPUT:
+ /* PLL clock output enable/disable */
+ if (mode) {
+ if (clock == chipcHw_CLOCK_DDR) {
+ /* DDR clock enable is inverted */
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE);
+ } else {
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE);
+ }
+ } else {
+ if (clock == chipcHw_CLOCK_DDR) {
+ /* DDR clock disable is inverted */
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE);
+ } else {
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE);
+ }
+ }
+ break;
+ case chipcHw_OPTYPE_BYPASS:
+ /* PLL clock bypass enable/disable */
+ if (mode) {
+ reg32_modify_or(pPLLReg,
+ chipcHw_REG_PLL_CLOCK_BYPASS_SELECT);
+ } else {
+ reg32_modify_and(pPLLReg,
+ ~chipcHw_REG_PLL_CLOCK_BYPASS_SELECT);
+ }
+ break;
+ }
+ } else if (pClockCtrl) {
+ switch (type) {
+ case chipcHw_OPTYPE_OUTPUT:
+ if (mode) {
+ reg32_modify_or(pClockCtrl,
+ chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE);
+ } else {
+ reg32_modify_and(pClockCtrl,
+ ~chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE);
+ }
+ break;
+ case chipcHw_OPTYPE_BYPASS:
+ if (mode) {
+ reg32_modify_or(pClockCtrl,
+ chipcHw_REG_DIV_CLOCK_BYPASS_SELECT);
+ } else {
+ reg32_modify_and(pClockCtrl,
+ ~chipcHw_REG_DIV_CLOCK_BYPASS_SELECT);
+ }
+ break;
+ }
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Disables a core clock of a certain device
+*
+* This function disables a core clock
+*
+* @note no change in power consumption
+*/
+/****************************************************************************/
+static inline void chipcHw_setClockDisable(chipcHw_CLOCK_e clock)
+{
+
+ /* Disable output of the clock */
+ chipcHw_setClock(clock, chipcHw_OPTYPE_OUTPUT, 0);
+}
+
+/****************************************************************************/
+/**
+* @brief Enable a core clock of a certain device
+*
+* This function enables a core clock
+*
+* @note no change in power consumption
+*/
+/****************************************************************************/
+static inline void chipcHw_setClockEnable(chipcHw_CLOCK_e clock)
+{
+
+ /* Enable output of the clock */
+ chipcHw_setClock(clock, chipcHw_OPTYPE_OUTPUT, 1);
+}
+
+/****************************************************************************/
+/**
+* @brief Enables bypass clock of a certain device
+*
+* This function enables bypass clock
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_bypassClockEnable(chipcHw_CLOCK_e clock)
+{
+ /* Enable bypass clock */
+ chipcHw_setClock(clock, chipcHw_OPTYPE_BYPASS, 1);
+}
+
+/****************************************************************************/
+/**
+* @brief Disabled bypass clock of a certain device
+*
+* This function disables bypass clock
+*
+* @note Doesnot affect the bus interface clock
+*/
+/****************************************************************************/
+static inline void chipcHw_bypassClockDisable(chipcHw_CLOCK_e clock)
+{
+ /* Disable bypass clock */
+ chipcHw_setClock(clock, chipcHw_OPTYPE_BYPASS, 0);
+
+}
+
+/****************************************************************************/
+/** @brief Checks if software strap is enabled
+ *
+ * @return 1 : When enable
+ * 0 : When disable
+ */
+/****************************************************************************/
+static inline int chipcHw_isSoftwareStrapsEnable(void)
+{
+ return pChipcHw->SoftStraps & 0x00000001;
+}
+
+/****************************************************************************/
+/** @brief Enable software strap
+ */
+/****************************************************************************/
+static inline void chipcHw_softwareStrapsEnable(void)
+{
+ reg32_modify_or(&pChipcHw->SoftStraps, 0x00000001);
+}
+
+/****************************************************************************/
+/** @brief Disable software strap
+ */
+/****************************************************************************/
+static inline void chipcHw_softwareStrapsDisable(void)
+{
+ reg32_modify_and(&pChipcHw->SoftStraps, (~0x00000001));
+}
+
+/****************************************************************************/
+/** @brief PLL test enable
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestEnable(void)
+{
+ reg32_modify_or(&pChipcHw->PLLConfig,
+ chipcHw_REG_PLL_CONFIG_TEST_ENABLE);
+}
+
+/****************************************************************************/
+/** @brief PLL2 test enable
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestEnable(void)
+{
+ reg32_modify_or(&pChipcHw->PLLConfig2,
+ chipcHw_REG_PLL_CONFIG_TEST_ENABLE);
+}
+
+/****************************************************************************/
+/** @brief PLL test disable
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestDisable(void)
+{
+ reg32_modify_and(&pChipcHw->PLLConfig,
+ ~chipcHw_REG_PLL_CONFIG_TEST_ENABLE);
+}
+
+/****************************************************************************/
+/** @brief PLL2 test disable
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestDisable(void)
+{
+ reg32_modify_and(&pChipcHw->PLLConfig2,
+ ~chipcHw_REG_PLL_CONFIG_TEST_ENABLE);
+}
+
+/****************************************************************************/
+/** @brief Get PLL test status
+ */
+/****************************************************************************/
+static inline int chipcHw_isPllTestEnable(void)
+{
+ return pChipcHw->PLLConfig & chipcHw_REG_PLL_CONFIG_TEST_ENABLE;
+}
+
+/****************************************************************************/
+/** @brief Get PLL2 test status
+ */
+/****************************************************************************/
+static inline int chipcHw_isPll2TestEnable(void)
+{
+ return pChipcHw->PLLConfig2 & chipcHw_REG_PLL_CONFIG_TEST_ENABLE;
+}
+
+/****************************************************************************/
+/** @brief PLL test select
+ */
+/****************************************************************************/
+static inline void chipcHw_pllTestSelect(uint32_t val)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig &= ~chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK;
+ pChipcHw->PLLConfig |=
+ (val) << chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/** @brief PLL2 test select
+ */
+/****************************************************************************/
+static inline void chipcHw_pll2TestSelect(uint32_t val)
+{
+
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig2 &= ~chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK;
+ pChipcHw->PLLConfig2 |=
+ (val) << chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/** @brief Get PLL test selected option
+ */
+/****************************************************************************/
+static inline uint8_t chipcHw_getPllTestSelected(void)
+{
+ return (uint8_t) ((pChipcHw->
+ PLLConfig & chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK)
+ >> chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT);
+}
+
+/****************************************************************************/
+/** @brief Get PLL2 test selected option
+ */
+/****************************************************************************/
+static inline uint8_t chipcHw_getPll2TestSelected(void)
+{
+ return (uint8_t) ((pChipcHw->
+ PLLConfig2 & chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK)
+ >> chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT);
+}
+
+/****************************************************************************/
+/**
+* @brief Disable the PLL1
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_pll1Disable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig |= chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disable the PLL2
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_pll2Disable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->PLLConfig2 |= chipcHw_REG_PLL_CONFIG_POWER_DOWN;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Enables DDR SW phase alignment interrupt
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrPhaseAlignInterruptEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->Spare1 |= chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disables DDR SW phase alignment interrupt
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrPhaseAlignInterruptDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set VPM SW phase alignment interrupt mode
+*
+* This function sets VPM phase alignment interrupt
+*/
+/****************************************************************************/
+static inline void
+chipcHw_vpmPhaseAlignInterruptMode(chipcHw_VPM_HW_PHASE_INTR_e mode)
+{
+ REG_LOCAL_IRQ_SAVE;
+ if (mode == chipcHw_VPM_HW_PHASE_INTR_DISABLE) {
+ pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE;
+ } else {
+ pChipcHw->Spare1 |= chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE;
+ }
+ pChipcHw->VPMPhaseCtrl2 =
+ (pChipcHw->
+ VPMPhaseCtrl2 & ~(chipcHw_REG_VPM_INTR_SELECT_MASK <<
+ chipcHw_REG_VPM_INTR_SELECT_SHIFT)) | mode;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Enable DDR phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrSwPhaseAlignEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl1 |= chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disable DDR phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrSwPhaseAlignDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl1 &= ~chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Enable DDR phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl1 |= chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disable DDR phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl1 &= ~chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Enable VPM phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmSwPhaseAlignEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl1 |= chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disable VPM phase alignment in software
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmSwPhaseAlignDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl1 &= ~chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Enable VPM phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl1 |= chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Disable VPM phase alignment in hardware
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl1 &= ~chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Set DDR phase alignment margin in hardware
+*
+*/
+/****************************************************************************/
+static inline void
+chipcHw_setDdrHwPhaseAlignMargin(chipcHw_DDR_HW_PHASE_MARGIN_e margin)
+{
+ uint32_t ge = 0;
+ uint32_t le = 0;
+
+ switch (margin) {
+ case chipcHw_DDR_HW_PHASE_MARGIN_STRICT:
+ ge = 0x0F;
+ le = 0x0F;
+ break;
+ case chipcHw_DDR_HW_PHASE_MARGIN_MEDIUM:
+ ge = 0x03;
+ le = 0x3F;
+ break;
+ case chipcHw_DDR_HW_PHASE_MARGIN_WIDE:
+ ge = 0x01;
+ le = 0x7F;
+ break;
+ }
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+
+ pChipcHw->DDRPhaseCtrl1 &=
+ ~((chipcHw_REG_DDR_PHASE_VALUE_GE_MASK <<
+ chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT)
+ || (chipcHw_REG_DDR_PHASE_VALUE_LE_MASK <<
+ chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT));
+
+ pChipcHw->DDRPhaseCtrl1 |=
+ ((ge << chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT)
+ || (le << chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT));
+
+ REG_LOCAL_IRQ_RESTORE;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Set VPM phase alignment margin in hardware
+*
+*/
+/****************************************************************************/
+static inline void
+chipcHw_setVpmHwPhaseAlignMargin(chipcHw_VPM_HW_PHASE_MARGIN_e margin)
+{
+ uint32_t ge = 0;
+ uint32_t le = 0;
+
+ switch (margin) {
+ case chipcHw_VPM_HW_PHASE_MARGIN_STRICT:
+ ge = 0x0F;
+ le = 0x0F;
+ break;
+ case chipcHw_VPM_HW_PHASE_MARGIN_MEDIUM:
+ ge = 0x03;
+ le = 0x3F;
+ break;
+ case chipcHw_VPM_HW_PHASE_MARGIN_WIDE:
+ ge = 0x01;
+ le = 0x7F;
+ break;
+ }
+
+ {
+ REG_LOCAL_IRQ_SAVE;
+
+ pChipcHw->VPMPhaseCtrl1 &=
+ ~((chipcHw_REG_VPM_PHASE_VALUE_GE_MASK <<
+ chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT)
+ || (chipcHw_REG_VPM_PHASE_VALUE_LE_MASK <<
+ chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT));
+
+ pChipcHw->VPMPhaseCtrl1 |=
+ ((ge << chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT)
+ || (le << chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT));
+
+ REG_LOCAL_IRQ_RESTORE;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Checks DDR phase aligned status done by HW
+*
+* @return 1: When aligned
+* 0: When not aligned
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_isDdrHwPhaseAligned(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_DDR_PHASE_ALIGNED) ? 1 : 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Checks VPM phase aligned status done by HW
+*
+* @return 1: When aligned
+* 0: When not aligned
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_isVpmHwPhaseAligned(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_VPM_PHASE_ALIGNED) ? 1 : 0;
+}
+
+/****************************************************************************/
+/**
+* @brief Get DDR phase aligned status done by HW
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getDdrHwPhaseAlignStatus(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_DDR_PHASE_STATUS_MASK) >>
+ chipcHw_REG_DDR_PHASE_STATUS_SHIFT;
+}
+
+/****************************************************************************/
+/**
+* @brief Get VPM phase aligned status done by HW
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getVpmHwPhaseAlignStatus(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_VPM_PHASE_STATUS_MASK) >>
+ chipcHw_REG_VPM_PHASE_STATUS_SHIFT;
+}
+
+/****************************************************************************/
+/**
+* @brief Get DDR phase control value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getDdrPhaseControl(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_DDR_PHASE_CTRL_MASK) >>
+ chipcHw_REG_DDR_PHASE_CTRL_SHIFT;
+}
+
+/****************************************************************************/
+/**
+* @brief Get VPM phase control value
+*
+*/
+/****************************************************************************/
+static inline uint32_t chipcHw_getVpmPhaseControl(void)
+{
+ return (pChipcHw->
+ PhaseAlignStatus & chipcHw_REG_VPM_PHASE_CTRL_MASK) >>
+ chipcHw_REG_VPM_PHASE_CTRL_SHIFT;
+}
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout count
+*
+* @note If HW fails to perform the phase alignment, it will trigger
+* a DDR phase alignment timeout interrupt.
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeout(uint32_t busCycle)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl2 &=
+ ~(chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK <<
+ chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT);
+ pChipcHw->DDRPhaseCtrl2 |=
+ (busCycle & chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK) <<
+ chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout count
+*
+* @note If HW fails to perform the phase alignment, it will trigger
+* a VPM phase alignment timeout interrupt.
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeout(uint32_t busCycle)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl2 &=
+ ~(chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK <<
+ chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT);
+ pChipcHw->VPMPhaseCtrl2 |=
+ (busCycle & chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK) <<
+ chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Clear DDR phase alignment timeout interrupt
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ /* Clear timeout interrupt service bit */
+ pChipcHw->DDRPhaseCtrl2 |= chipcHw_REG_DDR_INTR_SERVICED;
+ pChipcHw->DDRPhaseCtrl2 &= ~chipcHw_REG_DDR_INTR_SERVICED;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief Clear VPM phase alignment timeout interrupt
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ /* Clear timeout interrupt service bit */
+ pChipcHw->VPMPhaseCtrl2 |= chipcHw_REG_VPM_INTR_SERVICED;
+ pChipcHw->VPMPhaseCtrl2 &= ~chipcHw_REG_VPM_INTR_SERVICED;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout interrupt enable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(); /* Recommended */
+ /* Enable timeout interrupt */
+ pChipcHw->DDRPhaseCtrl2 |= chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout interrupt enable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptEnable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(); /* Recommended */
+ /* Enable timeout interrupt */
+ pChipcHw->VPMPhaseCtrl2 |= chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief DDR phase alignment timeout interrupt disable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->DDRPhaseCtrl2 &= ~chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+/****************************************************************************/
+/**
+* @brief VPM phase alignment timeout interrupt disable
+*
+*/
+/****************************************************************************/
+static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptDisable(void)
+{
+ REG_LOCAL_IRQ_SAVE;
+ pChipcHw->VPMPhaseCtrl2 &= ~chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE;
+ REG_LOCAL_IRQ_RESTORE;
+}
+
+#endif /* CHIPC_INLINE_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h
new file mode 100644
index 00000000000..b162448f613
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h
@@ -0,0 +1,530 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file chipcHw_reg.h
+*
+* @brief Definitions for low level chip control registers
+*
+*/
+/****************************************************************************/
+#ifndef CHIPCHW_REG_H
+#define CHIPCHW_REG_H
+
+#include <mach/csp/mm_io.h>
+#include <csp/reg.h>
+#include <mach/csp/ddrcReg.h>
+
+#define chipcHw_BASE_ADDRESS MM_IO_BASE_CHIPC
+
+typedef struct {
+ uint32_t ChipId; /* Chip ID */
+ uint32_t DDRClock; /* PLL1 Channel 1 for DDR clock */
+ uint32_t ARMClock; /* PLL1 Channel 2 for ARM clock */
+ uint32_t ESWClock; /* PLL1 Channel 3 for ESW system clock */
+ uint32_t VPMClock; /* PLL1 Channel 4 for VPM clock */
+ uint32_t ESW125Clock; /* PLL1 Channel 5 for ESW 125MHz clock */
+ uint32_t UARTClock; /* PLL1 Channel 6 for UART clock */
+ uint32_t SDIO0Clock; /* PLL1 Channel 7 for SDIO 0 clock */
+ uint32_t SDIO1Clock; /* PLL1 Channel 8 for SDIO 1 clock */
+ uint32_t SPIClock; /* PLL1 Channel 9 for SPI master Clock */
+ uint32_t ETMClock; /* PLL1 Channel 10 for ARM ETM Clock */
+
+ uint32_t ACLKClock; /* ACLK Clock (Divider) */
+ uint32_t OTPClock; /* OTP Clock (Divider) */
+ uint32_t I2CClock; /* I2C Clock (CK_13m) (Divider) */
+ uint32_t I2S0Clock; /* I2S0 Clock (Divider) */
+ uint32_t RTBUSClock; /* RTBUS (DDR PHY Config.) Clock (Divider) */
+ uint32_t pad1;
+ uint32_t APM100Clock; /* APM 100MHz CLK Clock (Divider) */
+ uint32_t TSCClock; /* TSC Clock (Divider) */
+ uint32_t LEDClock; /* LED Clock (Divider) */
+
+ uint32_t USBClock; /* PLL2 Channel 1 for USB clock */
+ uint32_t LCDClock; /* PLL2 Channel 2 for LCD clock */
+ uint32_t APMClock; /* PLL2 Channel 3 for APM 200 MHz clock */
+
+ uint32_t BusIntfClock; /* Bus interface clock */
+
+ uint32_t PLLStatus; /* PLL status register (PLL1) */
+ uint32_t PLLConfig; /* PLL configuration register (PLL1) */
+ uint32_t PLLPreDivider; /* PLL pre-divider control register (PLL1) */
+ uint32_t PLLDivider; /* PLL divider control register (PLL1) */
+ uint32_t PLLControl1; /* PLL analog control register #1 (PLL1) */
+ uint32_t PLLControl2; /* PLL analog control register #2 (PLL1) */
+
+ uint32_t I2S1Clock; /* I2S1 Clock */
+ uint32_t AudioEnable; /* Enable/ disable audio channel */
+ uint32_t SoftReset1; /* Reset blocks */
+ uint32_t SoftReset2; /* Reset blocks */
+ uint32_t Spare1; /* Phase align interrupts */
+ uint32_t Sticky; /* Sticky bits */
+ uint32_t MiscCtrl; /* Misc. control */
+ uint32_t pad3[3];
+
+ uint32_t PLLStatus2; /* PLL status register (PLL2) */
+ uint32_t PLLConfig2; /* PLL configuration register (PLL2) */
+ uint32_t PLLPreDivider2; /* PLL pre-divider control register (PLL2) */
+ uint32_t PLLDivider2; /* PLL divider control register (PLL2) */
+ uint32_t PLLControl12; /* PLL analog control register #1 (PLL2) */
+ uint32_t PLLControl22; /* PLL analog control register #2 (PLL2) */
+
+ uint32_t DDRPhaseCtrl1; /* DDR Clock Phase Alignment control1 */
+ uint32_t VPMPhaseCtrl1; /* VPM Clock Phase Alignment control1 */
+ uint32_t PhaseAlignStatus; /* DDR/VPM Clock Phase Alignment Status */
+ uint32_t PhaseCtrlStatus; /* DDR/VPM Clock HW DDR/VPM ph_ctrl and load_ch Status */
+ uint32_t DDRPhaseCtrl2; /* DDR Clock Phase Alignment control2 */
+ uint32_t VPMPhaseCtrl2; /* VPM Clock Phase Alignment control2 */
+ uint32_t pad4[9];
+
+ uint32_t SoftOTP1; /* Software OTP control */
+ uint32_t SoftOTP2; /* Software OTP control */
+ uint32_t SoftStraps; /* Software strap */
+ uint32_t PinStraps; /* Pin Straps */
+ uint32_t DiffOscCtrl; /* Diff oscillator control */
+ uint32_t DiagsCtrl; /* Diagnostic control */
+ uint32_t DiagsOutputCtrl; /* Diagnostic output enable */
+ uint32_t DiagsReadBackCtrl; /* Diagnostic read back control */
+
+ uint32_t LcdPifMode; /* LCD/PIF Pin Sharing MUX Mode */
+
+ uint32_t GpioMux_0_7; /* Pin Sharing MUX0 Control */
+ uint32_t GpioMux_8_15; /* Pin Sharing MUX1 Control */
+ uint32_t GpioMux_16_23; /* Pin Sharing MUX2 Control */
+ uint32_t GpioMux_24_31; /* Pin Sharing MUX3 Control */
+ uint32_t GpioMux_32_39; /* Pin Sharing MUX4 Control */
+ uint32_t GpioMux_40_47; /* Pin Sharing MUX5 Control */
+ uint32_t GpioMux_48_55; /* Pin Sharing MUX6 Control */
+ uint32_t GpioMux_56_63; /* Pin Sharing MUX7 Control */
+
+ uint32_t GpioSR_0_7; /* Slew rate for GPIO 0 - 7 */
+ uint32_t GpioSR_8_15; /* Slew rate for GPIO 8 - 15 */
+ uint32_t GpioSR_16_23; /* Slew rate for GPIO 16 - 23 */
+ uint32_t GpioSR_24_31; /* Slew rate for GPIO 24 - 31 */
+ uint32_t GpioSR_32_39; /* Slew rate for GPIO 32 - 39 */
+ uint32_t GpioSR_40_47; /* Slew rate for GPIO 40 - 47 */
+ uint32_t GpioSR_48_55; /* Slew rate for GPIO 48 - 55 */
+ uint32_t GpioSR_56_63; /* Slew rate for GPIO 56 - 63 */
+ uint32_t MiscSR_0_7; /* Slew rate for MISC 0 - 7 */
+ uint32_t MiscSR_8_15; /* Slew rate for MISC 8 - 15 */
+
+ uint32_t GpioPull_0_15; /* Pull up registers for GPIO 0 - 15 */
+ uint32_t GpioPull_16_31; /* Pull up registers for GPIO 16 - 31 */
+ uint32_t GpioPull_32_47; /* Pull up registers for GPIO 32 - 47 */
+ uint32_t GpioPull_48_63; /* Pull up registers for GPIO 48 - 63 */
+ uint32_t MiscPull_0_15; /* Pull up registers for MISC 0 - 15 */
+
+ uint32_t GpioInput_0_31; /* Input type for GPIO 0 - 31 */
+ uint32_t GpioInput_32_63; /* Input type for GPIO 32 - 63 */
+ uint32_t MiscInput_0_15; /* Input type for MISC 0 - 16 */
+} chipcHw_REG_t;
+
+#define pChipcHw ((volatile chipcHw_REG_t *) chipcHw_BASE_ADDRESS)
+#define pChipcPhysical ((volatile chipcHw_REG_t *) MM_ADDR_IO_CHIPC)
+
+#define chipcHw_REG_CHIPID_BASE_MASK 0xFFFFF000
+#define chipcHw_REG_CHIPID_BASE_SHIFT 12
+#define chipcHw_REG_CHIPID_REV_MASK 0x00000FFF
+#define chipcHw_REG_REV_A0 0xA00
+#define chipcHw_REG_REV_B0 0x0B0
+
+#define chipcHw_REG_PLL_STATUS_CONTROL_ENABLE 0x80000000 /* Allow controlling PLL registers */
+#define chipcHw_REG_PLL_STATUS_LOCKED 0x00000001 /* PLL is settled */
+#define chipcHw_REG_PLL_CONFIG_D_RESET 0x00000008 /* Digital reset */
+#define chipcHw_REG_PLL_CONFIG_A_RESET 0x00000004 /* Analog reset */
+#define chipcHw_REG_PLL_CONFIG_BYPASS_ENABLE 0x00000020 /* Bypass enable */
+#define chipcHw_REG_PLL_CONFIG_OUTPUT_ENABLE 0x00000010 /* Output enable */
+#define chipcHw_REG_PLL_CONFIG_POWER_DOWN 0x00000001 /* Power down */
+#define chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ 1600000000 /* 1.6GHz VCO split frequency */
+#define chipcHw_REG_PLL_CONFIG_VCO_800_1600 0x00000000 /* VCO range 800-1600 MHz */
+#define chipcHw_REG_PLL_CONFIG_VCO_1601_3200 0x00000080 /* VCO range 1601-3200 MHz */
+#define chipcHw_REG_PLL_CONFIG_TEST_ENABLE 0x00010000 /* PLL test output enable */
+#define chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK 0x003E0000 /* Mask to set test values */
+#define chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT 17
+
+#define chipcHw_REG_PLL_CLOCK_PHASE_COMP 0x00800000 /* Phase comparator output */
+#define chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK 0x00300000 /* Clock to bus ratio mask */
+#define chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT 20 /* Number of bits to be shifted */
+#define chipcHw_REG_PLL_CLOCK_POWER_DOWN 0x00080000 /* PLL channel power down */
+#define chipcHw_REG_PLL_CLOCK_SOURCE_GPIO 0x00040000 /* Use GPIO as source */
+#define chipcHw_REG_PLL_CLOCK_BYPASS_SELECT 0x00020000 /* Select bypass clock */
+#define chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE 0x00010000 /* Clock gated ON */
+#define chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE 0x00008000 /* Clock phase update enable */
+#define chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT 8 /* Number of bits to be shifted */
+#define chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK 0x00003F00 /* Phase control mask */
+#define chipcHw_REG_PLL_CLOCK_MDIV_MASK 0x000000FF /* Clock post divider mask
+
+ 00000000 = divide-by-256
+ 00000001 = divide-by-1
+ 00000010 = divide-by-2
+ 00000011 = divide-by-3
+ 00000100 = divide-by-4
+ 00000101 = divide-by-5
+ 00000110 = divide-by-6
+ .
+ .
+ 11111011 = divide-by-251
+ 11111100 = divide-by-252
+ 11111101 = divide-by-253
+ 11111110 = divide-by-254
+ */
+
+#define chipcHw_REG_DIV_CLOCK_SOURCE_OTHER 0x00040000 /* NON-PLL clock source select */
+#define chipcHw_REG_DIV_CLOCK_BYPASS_SELECT 0x00020000 /* NON-PLL clock bypass enable */
+#define chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE 0x00010000 /* NON-PLL clock output enable */
+#define chipcHw_REG_DIV_CLOCK_DIV_MASK 0x000000FF /* NON-PLL clock post-divide mask */
+#define chipcHw_REG_DIV_CLOCK_DIV_256 0x00000000 /* NON-PLL clock post-divide by 256 */
+
+#define chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT 0
+#define chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT 4
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT 8
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK 0x0001FF00
+#define chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN 0x02000000
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK 0x00700000 /* Divider mask */
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER 0x00000000 /* Integer-N Mode */
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_UNIT 0x00100000 /* MASH Sigma-Delta Modulator Unit Mode */
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MFB_UNIT 0x00200000 /* MFB Sigma-Delta Modulator Unit Mode */
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_1_8 0x00300000 /* MASH Sigma-Delta Modulator 1/8 Mode */
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MFB_1_8 0x00400000 /* MFB Sigma-Delta Modulator 1/8 Mode */
+
+#define chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vco) ((vco) / chipcHw_XTAL_FREQ_Hz)
+#define chipcHw_REG_PLL_PREDIVIDER_P1 1
+#define chipcHw_REG_PLL_PREDIVIDER_P2 1
+
+#define chipcHw_REG_PLL_DIVIDER_M1DIV 0x03000000
+#define chipcHw_REG_PLL_DIVIDER_FRAC 0x00FFFFFF /* Fractional divider */
+
+#define chipcHw_REG_PLL_DIVIDER_NDIV_f_SS (0x00FFFFFF) /* To attain spread with max frequency */
+
+#define chipcHw_REG_PLL_DIVIDER_NDIV_f 0 /* ndiv_frac = chipcHw_REG_PLL_DIVIDER_NDIV_f /
+ chipcHw_REG_PLL_DIVIDER_FRAC
+ = 0, when SS is disable
+ */
+
+#define chipcHw_REG_PLL_DIVIDER_MDIV(vco, Hz) ((chipcHw_divide((vco), (Hz)) > 255) ? 0 : chipcHw_divide((vco), (Hz)))
+
+#define chipcHw_REG_ACLKClock_CLK_DIV_MASK 0x3
+
+/* System booting strap options */
+#define chipcHw_STRAPS_SOFT_OVERRIDE 0x00000001 /* Software Strap Override */
+
+#define chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_8 0x00000000 /* 8 bit NAND FLASH Boot */
+#define chipcHw_STRAPS_BOOT_DEVICE_NOR_FLASH_16 0x00000002 /* 16 bit NOR FLASH Boot */
+#define chipcHw_STRAPS_BOOT_DEVICE_SERIAL_FLASH 0x00000004 /* Serial FLASH Boot */
+#define chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_16 0x00000006 /* 16 bit NAND FLASH Boot */
+#define chipcHw_STRAPS_BOOT_DEVICE_UART 0x00000008 /* UART Boot */
+#define chipcHw_STRAPS_BOOT_DEVICE_MASK 0x0000000E /* Mask */
+
+/* System boot option */
+#define chipcHw_STRAPS_BOOT_OPTION_BROM 0x00000000 /* Boot from Boot ROM */
+#define chipcHw_STRAPS_BOOT_OPTION_ARAM 0x00000020 /* Boot from ARAM */
+#define chipcHw_STRAPS_BOOT_OPTION_NOR 0x00000030 /* Boot from NOR flash */
+
+/* NAND Flash page size strap options */
+#define chipcHw_STRAPS_NAND_PAGESIZE_512 0x00000000 /* NAND FLASH page size of 512 bytes */
+#define chipcHw_STRAPS_NAND_PAGESIZE_2048 0x00000040 /* NAND FLASH page size of 2048 bytes */
+#define chipcHw_STRAPS_NAND_PAGESIZE_4096 0x00000080 /* NAND FLASH page size of 4096 bytes */
+#define chipcHw_STRAPS_NAND_PAGESIZE_EXT 0x000000C0 /* NAND FLASH page of extened size */
+#define chipcHw_STRAPS_NAND_PAGESIZE_MASK 0x000000C0 /* Mask */
+
+#define chipcHw_STRAPS_NAND_EXTRA_CYCLE 0x00000400 /* NAND FLASH address cycle configuration */
+#define chipcHw_STRAPS_REBOOT_TO_UART 0x00000800 /* Reboot to UART on error */
+
+/* Secure boot mode strap options */
+#define chipcHw_STRAPS_BOOT_MODE_NORMAL 0x00000000 /* Normal Boot */
+#define chipcHw_STRAPS_BOOT_MODE_DBG_SW 0x00000100 /* Software debugging Boot */
+#define chipcHw_STRAPS_BOOT_MODE_DBG_BOOT 0x00000200 /* Boot rom debugging Boot */
+#define chipcHw_STRAPS_BOOT_MODE_NORMAL_QUIET 0x00000300 /* Normal Boot (Quiet BootRom) */
+#define chipcHw_STRAPS_BOOT_MODE_MASK 0x00000300 /* Mask */
+
+/* Slave Mode straps */
+#define chipcHw_STRAPS_I2CS 0x02000000 /* I2C Slave */
+#define chipcHw_STRAPS_SPIS 0x01000000 /* SPI Slave */
+
+/* Strap pin options */
+#define chipcHw_REG_SW_STRAPS ((pChipcHw->PinStraps & 0x0000FC00) >> 10)
+
+/* PIF/LCD pin sharing defines */
+#define chipcHw_REG_LCD_PIN_ENABLE 0x00000001 /* LCD Controller is used and the pins have LCD functions */
+#define chipcHw_REG_PIF_PIN_ENABLE 0x00000002 /* LCD pins are used to perform PIF functions */
+
+#define chipcHw_GPIO_COUNT 61 /* Number of GPIO pin accessible thorugh CHIPC */
+
+/* NOTE: Any changes to these constants will require a corresponding change to chipcHw_str.c */
+#define chipcHw_REG_GPIO_MUX_KEYPAD 0x00000001 /* GPIO mux for Keypad */
+#define chipcHw_REG_GPIO_MUX_I2CH 0x00000002 /* GPIO mux for I2CH */
+#define chipcHw_REG_GPIO_MUX_SPI 0x00000003 /* GPIO mux for SPI */
+#define chipcHw_REG_GPIO_MUX_UART 0x00000004 /* GPIO mux for UART */
+#define chipcHw_REG_GPIO_MUX_LEDMTXP 0x00000005 /* GPIO mux for LEDMTXP */
+#define chipcHw_REG_GPIO_MUX_LEDMTXS 0x00000006 /* GPIO mux for LEDMTXS */
+#define chipcHw_REG_GPIO_MUX_SDIO0 0x00000007 /* GPIO mux for SDIO0 */
+#define chipcHw_REG_GPIO_MUX_SDIO1 0x00000008 /* GPIO mux for SDIO1 */
+#define chipcHw_REG_GPIO_MUX_PCM 0x00000009 /* GPIO mux for PCM */
+#define chipcHw_REG_GPIO_MUX_I2S 0x0000000A /* GPIO mux for I2S */
+#define chipcHw_REG_GPIO_MUX_ETM 0x0000000B /* GPIO mux for ETM */
+#define chipcHw_REG_GPIO_MUX_DEBUG 0x0000000C /* GPIO mux for DEBUG */
+#define chipcHw_REG_GPIO_MUX_MISC 0x0000000D /* GPIO mux for MISC */
+#define chipcHw_REG_GPIO_MUX_GPIO 0x00000000 /* GPIO mux for GPIO */
+#define chipcHw_REG_GPIO_MUX(pin) (&pChipcHw->GpioMux_0_7 + ((pin) >> 3))
+#define chipcHw_REG_GPIO_MUX_POSITION(pin) (((pin) & 0x00000007) << 2)
+#define chipcHw_REG_GPIO_MUX_MASK 0x0000000F /* Mask */
+
+#define chipcHw_REG_SLEW_RATE_HIGH 0x00000000 /* High speed slew rate */
+#define chipcHw_REG_SLEW_RATE_NORMAL 0x00000008 /* Normal slew rate */
+ /* Pins beyond 42 are defined by skipping 8 bits within the register */
+#define chipcHw_REG_SLEW_RATE(pin) (((pin) > 42) ? (&pChipcHw->GpioSR_0_7 + (((pin) + 2) >> 3)) : (&pChipcHw->GpioSR_0_7 + ((pin) >> 3)))
+#define chipcHw_REG_SLEW_RATE_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x00000007) << 2) : (((pin) & 0x00000007) << 2))
+#define chipcHw_REG_SLEW_RATE_MASK 0x00000008 /* Mask */
+
+#define chipcHw_REG_CURRENT_STRENGTH_2mA 0x00000001 /* Current driving strength 2 milli ampere */
+#define chipcHw_REG_CURRENT_STRENGTH_4mA 0x00000002 /* Current driving strength 4 milli ampere */
+#define chipcHw_REG_CURRENT_STRENGTH_6mA 0x00000004 /* Current driving strength 6 milli ampere */
+#define chipcHw_REG_CURRENT_STRENGTH_8mA 0x00000005 /* Current driving strength 8 milli ampere */
+#define chipcHw_REG_CURRENT_STRENGTH_10mA 0x00000006 /* Current driving strength 10 milli ampere */
+#define chipcHw_REG_CURRENT_STRENGTH_12mA 0x00000007 /* Current driving strength 12 milli ampere */
+#define chipcHw_REG_CURRENT_MASK 0x00000007 /* Mask */
+ /* Pins beyond 42 are defined by skipping 8 bits */
+#define chipcHw_REG_CURRENT(pin) (((pin) > 42) ? (&pChipcHw->GpioSR_0_7 + (((pin) + 2) >> 3)) : (&pChipcHw->GpioSR_0_7 + ((pin) >> 3)))
+#define chipcHw_REG_CURRENT_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x00000007) << 2) : (((pin) & 0x00000007) << 2))
+
+#define chipcHw_REG_PULL_NONE 0x00000000 /* No pull up register */
+#define chipcHw_REG_PULL_UP 0x00000001 /* Pull up register enable */
+#define chipcHw_REG_PULL_DOWN 0x00000002 /* Pull down register enable */
+#define chipcHw_REG_PULLUP_MASK 0x00000003 /* Mask */
+ /* Pins beyond 42 are defined by skipping 4 bits */
+#define chipcHw_REG_PULLUP(pin) (((pin) > 42) ? (&pChipcHw->GpioPull_0_15 + (((pin) + 2) >> 4)) : (&pChipcHw->GpioPull_0_15 + ((pin) >> 4)))
+#define chipcHw_REG_PULLUP_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x0000000F) << 1) : (((pin) & 0x0000000F) << 1))
+
+#define chipcHw_REG_INPUTTYPE_CMOS 0x00000000 /* Normal CMOS logic */
+#define chipcHw_REG_INPUTTYPE_ST 0x00000001 /* High speed Schmitt Trigger */
+#define chipcHw_REG_INPUTTYPE_MASK 0x00000001 /* Mask */
+ /* Pins beyond 42 are defined by skipping 2 bits */
+#define chipcHw_REG_INPUTTYPE(pin) (((pin) > 42) ? (&pChipcHw->GpioInput_0_31 + (((pin) + 2) >> 5)) : (&pChipcHw->GpioInput_0_31 + ((pin) >> 5)))
+#define chipcHw_REG_INPUTTYPE_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x0000001F)) : (((pin) & 0x0000001F)))
+
+/* Device connected to the bus clock */
+#define chipcHw_REG_BUS_CLOCK_ARM 0x00000001 /* Bus interface clock for ARM */
+#define chipcHw_REG_BUS_CLOCK_VDEC 0x00000002 /* Bus interface clock for VDEC */
+#define chipcHw_REG_BUS_CLOCK_ARAM 0x00000004 /* Bus interface clock for ARAM */
+#define chipcHw_REG_BUS_CLOCK_HPM 0x00000008 /* Bus interface clock for HPM */
+#define chipcHw_REG_BUS_CLOCK_DDRC 0x00000010 /* Bus interface clock for DDRC */
+#define chipcHw_REG_BUS_CLOCK_DMAC0 0x00000020 /* Bus interface clock for DMAC0 */
+#define chipcHw_REG_BUS_CLOCK_DMAC1 0x00000040 /* Bus interface clock for DMAC1 */
+#define chipcHw_REG_BUS_CLOCK_NVI 0x00000080 /* Bus interface clock for NVI */
+#define chipcHw_REG_BUS_CLOCK_ESW 0x00000100 /* Bus interface clock for ESW */
+#define chipcHw_REG_BUS_CLOCK_GE 0x00000200 /* Bus interface clock for GE */
+#define chipcHw_REG_BUS_CLOCK_I2CH 0x00000400 /* Bus interface clock for I2CH */
+#define chipcHw_REG_BUS_CLOCK_I2S0 0x00000800 /* Bus interface clock for I2S0 */
+#define chipcHw_REG_BUS_CLOCK_I2S1 0x00001000 /* Bus interface clock for I2S1 */
+#define chipcHw_REG_BUS_CLOCK_VRAM 0x00002000 /* Bus interface clock for VRAM */
+#define chipcHw_REG_BUS_CLOCK_CLCD 0x00004000 /* Bus interface clock for CLCD */
+#define chipcHw_REG_BUS_CLOCK_LDK 0x00008000 /* Bus interface clock for LDK */
+#define chipcHw_REG_BUS_CLOCK_LED 0x00010000 /* Bus interface clock for LED */
+#define chipcHw_REG_BUS_CLOCK_OTP 0x00020000 /* Bus interface clock for OTP */
+#define chipcHw_REG_BUS_CLOCK_PIF 0x00040000 /* Bus interface clock for PIF */
+#define chipcHw_REG_BUS_CLOCK_SPU 0x00080000 /* Bus interface clock for SPU */
+#define chipcHw_REG_BUS_CLOCK_SDIO0 0x00100000 /* Bus interface clock for SDIO0 */
+#define chipcHw_REG_BUS_CLOCK_SDIO1 0x00200000 /* Bus interface clock for SDIO1 */
+#define chipcHw_REG_BUS_CLOCK_SPIH 0x00400000 /* Bus interface clock for SPIH */
+#define chipcHw_REG_BUS_CLOCK_SPIS 0x00800000 /* Bus interface clock for SPIS */
+#define chipcHw_REG_BUS_CLOCK_UART0 0x01000000 /* Bus interface clock for UART0 */
+#define chipcHw_REG_BUS_CLOCK_UART1 0x02000000 /* Bus interface clock for UART1 */
+#define chipcHw_REG_BUS_CLOCK_BBL 0x04000000 /* Bus interface clock for BBL */
+#define chipcHw_REG_BUS_CLOCK_I2CS 0x08000000 /* Bus interface clock for I2CS */
+#define chipcHw_REG_BUS_CLOCK_USBH 0x10000000 /* Bus interface clock for USB Host */
+#define chipcHw_REG_BUS_CLOCK_USBD 0x20000000 /* Bus interface clock for USB Device */
+#define chipcHw_REG_BUS_CLOCK_BROM 0x40000000 /* Bus interface clock for Boot ROM */
+#define chipcHw_REG_BUS_CLOCK_TSC 0x80000000 /* Bus interface clock for Touch screen */
+
+/* Software resets defines */
+#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL_HOLD 0x0000000080000000ULL /* Reset Global VPM and hold */
+#define chipcHw_REG_SOFT_RESET_VPM_HOLD 0x0000000040000000ULL /* Reset VPM and hold */
+#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL 0x0000000020000000ULL /* Reset Global VPM */
+#define chipcHw_REG_SOFT_RESET_VPM 0x0000000010000000ULL /* Reset VPM */
+#define chipcHw_REG_SOFT_RESET_KEYPAD 0x0000000008000000ULL /* Reset Key pad */
+#define chipcHw_REG_SOFT_RESET_LED 0x0000000004000000ULL /* Reset LED */
+#define chipcHw_REG_SOFT_RESET_SPU 0x0000000002000000ULL /* Reset SPU */
+#define chipcHw_REG_SOFT_RESET_RNG 0x0000000001000000ULL /* Reset RNG */
+#define chipcHw_REG_SOFT_RESET_PKA 0x0000000000800000ULL /* Reset PKA */
+#define chipcHw_REG_SOFT_RESET_LCD 0x0000000000400000ULL /* Reset LCD */
+#define chipcHw_REG_SOFT_RESET_PIF 0x0000000000200000ULL /* Reset PIF */
+#define chipcHw_REG_SOFT_RESET_I2CS 0x0000000000100000ULL /* Reset I2C Slave */
+#define chipcHw_REG_SOFT_RESET_I2CH 0x0000000000080000ULL /* Reset I2C Host */
+#define chipcHw_REG_SOFT_RESET_SDIO1 0x0000000000040000ULL /* Reset SDIO 1 */
+#define chipcHw_REG_SOFT_RESET_SDIO0 0x0000000000020000ULL /* Reset SDIO 0 */
+#define chipcHw_REG_SOFT_RESET_BBL 0x0000000000010000ULL /* Reset BBL */
+#define chipcHw_REG_SOFT_RESET_I2S1 0x0000000000008000ULL /* Reset I2S1 */
+#define chipcHw_REG_SOFT_RESET_I2S0 0x0000000000004000ULL /* Reset I2S0 */
+#define chipcHw_REG_SOFT_RESET_SPIS 0x0000000000002000ULL /* Reset SPI Slave */
+#define chipcHw_REG_SOFT_RESET_SPIH 0x0000000000001000ULL /* Reset SPI Host */
+#define chipcHw_REG_SOFT_RESET_GPIO1 0x0000000000000800ULL /* Reset GPIO block 1 */
+#define chipcHw_REG_SOFT_RESET_GPIO0 0x0000000000000400ULL /* Reset GPIO block 0 */
+#define chipcHw_REG_SOFT_RESET_UART1 0x0000000000000200ULL /* Reset UART 1 */
+#define chipcHw_REG_SOFT_RESET_UART0 0x0000000000000100ULL /* Reset UART 0 */
+#define chipcHw_REG_SOFT_RESET_NVI 0x0000000000000080ULL /* Reset NVI */
+#define chipcHw_REG_SOFT_RESET_WDOG 0x0000000000000040ULL /* Reset Watch dog */
+#define chipcHw_REG_SOFT_RESET_TMR 0x0000000000000020ULL /* Reset Timer */
+#define chipcHw_REG_SOFT_RESET_ETM 0x0000000000000010ULL /* Reset ETM */
+#define chipcHw_REG_SOFT_RESET_ARM_HOLD 0x0000000000000008ULL /* Reset ARM and HOLD */
+#define chipcHw_REG_SOFT_RESET_ARM 0x0000000000000004ULL /* Reset ARM */
+#define chipcHw_REG_SOFT_RESET_CHIP_WARM 0x0000000000000002ULL /* Chip warm reset */
+#define chipcHw_REG_SOFT_RESET_CHIP_SOFT 0x0000000000000001ULL /* Chip soft reset */
+#define chipcHw_REG_SOFT_RESET_VDEC 0x0000100000000000ULL /* Video decoder */
+#define chipcHw_REG_SOFT_RESET_GE 0x0000080000000000ULL /* Graphics engine */
+#define chipcHw_REG_SOFT_RESET_OTP 0x0000040000000000ULL /* Reset OTP */
+#define chipcHw_REG_SOFT_RESET_USB2 0x0000020000000000ULL /* Reset USB2 */
+#define chipcHw_REG_SOFT_RESET_USB1 0x0000010000000000ULL /* Reset USB 1 */
+#define chipcHw_REG_SOFT_RESET_USB 0x0000008000000000ULL /* Reset USB 1 and USB2 soft reset */
+#define chipcHw_REG_SOFT_RESET_ESW 0x0000004000000000ULL /* Reset Ethernet switch */
+#define chipcHw_REG_SOFT_RESET_ESWCLK 0x0000002000000000ULL /* Reset Ethernet switch clock */
+#define chipcHw_REG_SOFT_RESET_DDRPHY 0x0000001000000000ULL /* Reset DDR Physical */
+#define chipcHw_REG_SOFT_RESET_DDR 0x0000000800000000ULL /* Reset DDR Controller */
+#define chipcHw_REG_SOFT_RESET_TSC 0x0000000400000000ULL /* Reset Touch screen */
+#define chipcHw_REG_SOFT_RESET_PCM 0x0000000200000000ULL /* Reset PCM device */
+#define chipcHw_REG_SOFT_RESET_APM 0x0000200100000000ULL /* Reset APM device */
+
+#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL_UNHOLD 0x8000000000000000ULL /* Unhold Global VPM */
+#define chipcHw_REG_SOFT_RESET_VPM_UNHOLD 0x4000000000000000ULL /* Unhold VPM */
+#define chipcHw_REG_SOFT_RESET_ARM_UNHOLD 0x2000000000000000ULL /* Unhold ARM reset */
+#define chipcHw_REG_SOFT_RESET_UNHOLD_MASK 0xF000000000000000ULL /* Mask to handle unhold request */
+
+/* Audio channel control defines */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_ALL 0x00000001 /* Enable all audio channel */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_A 0x00000002 /* Enable channel A */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_B 0x00000004 /* Enable channel B */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_C 0x00000008 /* Enable channel C */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_NTP_CLOCK 0x00000010 /* Enable NTP clock */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_PCM0_CLOCK 0x00000020 /* Enable PCM0 clock */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_PCM1_CLOCK 0x00000040 /* Enable PCM1 clock */
+#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_APM_CLOCK 0x00000080 /* Enable APM clock */
+
+/* Misc. chip control defines */
+#define chipcHw_REG_MISC_CTRL_GE_SEL 0x00040000 /* Select GE2/GE3 */
+#define chipcHw_REG_MISC_CTRL_I2S1_CLOCK_ONCHIP 0x00000000 /* Use on chip clock for I2S1 */
+#define chipcHw_REG_MISC_CTRL_I2S1_CLOCK_GPIO 0x00020000 /* Use external clock via GPIO pin 26 for I2S1 */
+#define chipcHw_REG_MISC_CTRL_I2S0_CLOCK_ONCHIP 0x00000000 /* Use on chip clock for I2S0 */
+#define chipcHw_REG_MISC_CTRL_I2S0_CLOCK_GPIO 0x00010000 /* Use external clock via GPIO pin 45 for I2S0 */
+#define chipcHw_REG_MISC_CTRL_ARM_CP15_DISABLE 0x00008000 /* Disable ARM CP15 bit */
+#define chipcHw_REG_MISC_CTRL_RTC_DISABLE 0x00000008 /* Disable RTC registers */
+#define chipcHw_REG_MISC_CTRL_BBRAM_DISABLE 0x00000004 /* Disable Battery Backed RAM */
+#define chipcHw_REG_MISC_CTRL_USB_MODE_HOST 0x00000002 /* Set USB as host */
+#define chipcHw_REG_MISC_CTRL_USB_MODE_DEVICE 0xFFFFFFFD /* Set USB as device */
+#define chipcHw_REG_MISC_CTRL_USB_POWERON 0xFFFFFFFE /* Power up USB */
+#define chipcHw_REG_MISC_CTRL_USB_POWEROFF 0x00000001 /* Power down USB */
+
+/* OTP configuration defines */
+#define chipcHw_REG_OTP_SECURITY_OFF 0x0000020000000000ULL /* Security support is OFF */
+#define chipcHw_REG_OTP_SPU_SLOW 0x0000010000000000ULL /* Limited SPU throughput */
+#define chipcHw_REG_OTP_LCD_SPEED 0x0000000600000000ULL /* Set VPM speed one */
+#define chipcHw_REG_OTP_VPM_SPEED_1 0x0000000100000000ULL /* Set VPM speed one */
+#define chipcHw_REG_OTP_VPM_SPEED_0 0x0000000080000000ULL /* Set VPM speed zero */
+#define chipcHw_REG_OTP_AXI_SPEED 0x0000000060000000ULL /* Set maximum AXI bus speed */
+#define chipcHw_REG_OTP_APM_DISABLE 0x000000001F000000ULL /* Disable APM */
+#define chipcHw_REG_OTP_PIF_DISABLE 0x0000000000200000ULL /* Disable PIF */
+#define chipcHw_REG_OTP_VDEC_DISABLE 0x0000000000100000ULL /* Disable Video decoder */
+#define chipcHw_REG_OTP_BBL_DISABLE 0x0000000000080000ULL /* Disable RTC and BBRAM */
+#define chipcHw_REG_OTP_LED_DISABLE 0x0000000000040000ULL /* Disable LED */
+#define chipcHw_REG_OTP_GE_DISABLE 0x0000000000020000ULL /* Disable Graphics Engine */
+#define chipcHw_REG_OTP_LCD_DISABLE 0x0000000000010000ULL /* Disable LCD */
+#define chipcHw_REG_OTP_KEYPAD_DISABLE 0x0000000000008000ULL /* Disable keypad */
+#define chipcHw_REG_OTP_UART_DISABLE 0x0000000000004000ULL /* Disable UART */
+#define chipcHw_REG_OTP_SDIOH_DISABLE 0x0000000000003000ULL /* Disable SDIO host */
+#define chipcHw_REG_OTP_HSS_DISABLE 0x0000000000000C00ULL /* Disable HSS */
+#define chipcHw_REG_OTP_TSC_DISABLE 0x0000000000000200ULL /* Disable touch screen */
+#define chipcHw_REG_OTP_USB_DISABLE 0x0000000000000180ULL /* Disable USB */
+#define chipcHw_REG_OTP_SGMII_DISABLE 0x0000000000000060ULL /* Disable SGMII */
+#define chipcHw_REG_OTP_ETH_DISABLE 0x0000000000000018ULL /* Disable gigabit ethernet */
+#define chipcHw_REG_OTP_ETH_PHY_DISABLE 0x0000000000000006ULL /* Disable ethernet PHY */
+#define chipcHw_REG_OTP_VPM_DISABLE 0x0000000000000001ULL /* Disable VPM */
+
+/* Sticky bit defines */
+#define chipcHw_REG_STICKY_BOOT_DONE 0x00000001 /* Boot done */
+#define chipcHw_REG_STICKY_SOFT_RESET 0x00000002 /* ARM soft reset */
+#define chipcHw_REG_STICKY_GENERAL_1 0x00000004 /* General purpose bit 1 */
+#define chipcHw_REG_STICKY_GENERAL_2 0x00000008 /* General purpose bit 2 */
+#define chipcHw_REG_STICKY_GENERAL_3 0x00000010 /* General purpose bit 3 */
+#define chipcHw_REG_STICKY_GENERAL_4 0x00000020 /* General purpose bit 4 */
+#define chipcHw_REG_STICKY_GENERAL_5 0x00000040 /* General purpose bit 5 */
+#define chipcHw_REG_STICKY_POR_BROM 0x00000080 /* Special sticky bit for security - set in BROM to avoid other modes being entered */
+#define chipcHw_REG_STICKY_ARM_RESET 0x00000100 /* ARM reset */
+#define chipcHw_REG_STICKY_CHIP_SOFT_RESET 0x00000200 /* Chip soft reset */
+#define chipcHw_REG_STICKY_CHIP_WARM_RESET 0x00000400 /* Chip warm reset */
+#define chipcHw_REG_STICKY_WDOG_RESET 0x00000800 /* Watchdog reset */
+#define chipcHw_REG_STICKY_OTP_RESET 0x00001000 /* OTP reset */
+
+ /* HW phase alignment defines *//* Spare1 register definitions */
+#define chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE 0x80000000 /* Enable DDR phase align panic interrupt */
+#define chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE 0x40000000 /* Enable VPM phase align panic interrupt */
+#define chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE 0x00000002 /* Enable access to VPM using system BUS */
+#define chipcHw_REG_SPARE1_DDR_BUS_ACCESS_ENABLE 0x00000001 /* Enable access to DDR using system BUS */
+ /* DDRPhaseCtrl1 register definitions */
+#define chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE 0x80000000 /* Enable DDR SW phase alignment */
+#define chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE 0x40000000 /* Enable DDR HW phase alignment */
+#define chipcHw_REG_DDR_PHASE_VALUE_GE_MASK 0x0000007F /* DDR lower threshold for phase alignment */
+#define chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT 23
+#define chipcHw_REG_DDR_PHASE_VALUE_LE_MASK 0x0000007F /* DDR upper threshold for phase alignment */
+#define chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT 16
+#define chipcHw_REG_DDR_PHASE_ALIGN_WAIT_CYCLE_MASK 0x0000FFFF /* BUS Cycle to wait to run next DDR phase alignment */
+#define chipcHw_REG_DDR_PHASE_ALIGN_WAIT_CYCLE_SHIFT 0
+ /* VPMPhaseCtrl1 register definitions */
+#define chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE 0x80000000 /* Enable VPM SW phase alignment */
+#define chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE 0x40000000 /* Enable VPM HW phase alignment */
+#define chipcHw_REG_VPM_PHASE_VALUE_GE_MASK 0x0000007F /* VPM lower threshold for phase alignment */
+#define chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT 23
+#define chipcHw_REG_VPM_PHASE_VALUE_LE_MASK 0x0000007F /* VPM upper threshold for phase alignment */
+#define chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT 16
+#define chipcHw_REG_VPM_PHASE_ALIGN_WAIT_CYCLE_MASK 0x0000FFFF /* BUS Cycle to wait to complete the VPM phase alignment */
+#define chipcHw_REG_VPM_PHASE_ALIGN_WAIT_CYCLE_SHIFT 0
+ /* PhaseAlignStatus register definitions */
+#define chipcHw_REG_DDR_TIMEOUT_INTR_STATUS 0x80000000 /* DDR time out interrupt status */
+#define chipcHw_REG_DDR_PHASE_STATUS_MASK 0x0000007F /* DDR phase status value */
+#define chipcHw_REG_DDR_PHASE_STATUS_SHIFT 24
+#define chipcHw_REG_DDR_PHASE_ALIGNED 0x00800000 /* DDR Phase aligned status */
+#define chipcHw_REG_DDR_LOAD 0x00400000 /* Load DDR phase status */
+#define chipcHw_REG_DDR_PHASE_CTRL_MASK 0x0000003F /* DDR phase control value */
+#define chipcHw_REG_DDR_PHASE_CTRL_SHIFT 16
+#define chipcHw_REG_VPM_TIMEOUT_INTR_STATUS 0x80000000 /* VPM time out interrupt status */
+#define chipcHw_REG_VPM_PHASE_STATUS_MASK 0x0000007F /* VPM phase status value */
+#define chipcHw_REG_VPM_PHASE_STATUS_SHIFT 8
+#define chipcHw_REG_VPM_PHASE_ALIGNED 0x00000080 /* VPM Phase aligned status */
+#define chipcHw_REG_VPM_LOAD 0x00000040 /* Load VPM phase status */
+#define chipcHw_REG_VPM_PHASE_CTRL_MASK 0x0000003F /* VPM phase control value */
+#define chipcHw_REG_VPM_PHASE_CTRL_SHIFT 0
+ /* DDRPhaseCtrl2 register definitions */
+#define chipcHw_REG_DDR_INTR_SERVICED 0x02000000 /* Acknowledge that interrupt was serviced */
+#define chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE 0x01000000 /* Enable time out interrupt */
+#define chipcHw_REG_DDR_LOAD_COUNT_PHASE_CTRL_MASK 0x0000000F /* Wait before toggling load_ch */
+#define chipcHw_REG_DDR_LOAD_COUNT_PHASE_CTRL_SHIFT 20
+#define chipcHw_REG_DDR_TOTAL_LOAD_COUNT_CTRL_MASK 0x0000000F /* Total wait to settle ph_ctrl and load_ch */
+#define chipcHw_REG_DDR_TOTAL_LOAD_COUNT_CTRL_SHIFT 16
+#define chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK 0x0000FFFF /* Time out value for DDR HW phase alignment */
+#define chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT 0
+ /* VPMPhaseCtrl2 register definitions */
+#define chipcHw_REG_VPM_INTR_SELECT_MASK 0x00000003 /* Interrupt select */
+#define chipcHw_REG_VPM_INTR_SELECT_SHIFT 26
+#define chipcHw_REG_VPM_INTR_DISABLE 0x00000000
+#define chipcHw_REG_VPM_INTR_FAST (0x1 << chipcHw_REG_VPM_INTR_SELECT_SHIFT)
+#define chipcHw_REG_VPM_INTR_MEDIUM (0x2 << chipcHw_REG_VPM_INTR_SELECT_SHIFT)
+#define chipcHw_REG_VPM_INTR_SLOW (0x3 << chipcHw_REG_VPM_INTR_SELECT_SHIFT)
+#define chipcHw_REG_VPM_INTR_SERVICED 0x02000000 /* Acknowledge that interrupt was serviced */
+#define chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE 0x01000000 /* Enable time out interrupt */
+#define chipcHw_REG_VPM_LOAD_COUNT_PHASE_CTRL_MASK 0x0000000F /* Wait before toggling load_ch */
+#define chipcHw_REG_VPM_LOAD_COUNT_PHASE_CTRL_SHIFT 20
+#define chipcHw_REG_VPM_TOTAL_LOAD_COUNT_CTRL_MASK 0x0000000F /* Total wait cycle to settle ph_ctrl and load_ch */
+#define chipcHw_REG_VPM_TOTAL_LOAD_COUNT_CTRL_SHIFT 16
+#define chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK 0x0000FFFF /* Time out value for VPM HW phase alignment */
+#define chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT 0
+
+#endif /* CHIPCHW_REG_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h b/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h
new file mode 100644
index 00000000000..f1b68e26fa6
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h
@@ -0,0 +1,872 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file ddrcReg.h
+*
+* @brief Register definitions for BCMRING DDR2 Controller and PHY
+*
+*/
+/****************************************************************************/
+
+#ifndef DDRC_REG_H
+#define DDRC_REG_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <csp/reg.h>
+#include <csp/stdint.h>
+
+#include <mach/csp/mm_io.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+/*********************************************************************/
+/* DDR2 Controller (ARM PL341) register definitions */
+/*********************************************************************/
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* ARM PL341 DDR2 configuration registers, offset 0x000 */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+ typedef struct {
+ uint32_t memcStatus;
+ uint32_t memcCmd;
+ uint32_t directCmd;
+ uint32_t memoryCfg;
+ uint32_t refreshPrd;
+ uint32_t casLatency;
+ uint32_t writeLatency;
+ uint32_t tMrd;
+ uint32_t tRas;
+ uint32_t tRc;
+ uint32_t tRcd;
+ uint32_t tRfc;
+ uint32_t tRp;
+ uint32_t tRrd;
+ uint32_t tWr;
+ uint32_t tWtr;
+ uint32_t tXp;
+ uint32_t tXsr;
+ uint32_t tEsr;
+ uint32_t memoryCfg2;
+ uint32_t memoryCfg3;
+ uint32_t tFaw;
+ } ddrcReg_CTLR_MEMC_REG_t;
+
+#define ddrcReg_CTLR_MEMC_REG_OFFSET 0x0000
+#define ddrcReg_CTLR_MEMC_REGP ((volatile ddrcReg_CTLR_MEMC_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_MEMC_REG_OFFSET))
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_MEMC_STATUS_BANKS_MASK (0x3 << 12)
+#define ddrcReg_CTLR_MEMC_STATUS_BANKS_4 (0x0 << 12)
+#define ddrcReg_CTLR_MEMC_STATUS_BANKS_8 (0x3 << 12)
+
+#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_MASK (0x3 << 10)
+#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_0 (0x0 << 10)
+#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_1 (0x1 << 10)
+#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_2 (0x2 << 10)
+#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_4 (0x3 << 10)
+
+#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_MASK (0x3 << 7)
+#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_1 (0x0 << 7)
+#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_2 (0x1 << 7)
+#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_3 (0x2 << 7)
+#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_4 (0x3 << 7)
+
+#define ddrcReg_CTLR_MEMC_STATUS_TYPE_MASK (0x7 << 4)
+#define ddrcReg_CTLR_MEMC_STATUS_TYPE_DDR2 (0x5 << 4)
+
+#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_MASK (0x3 << 2)
+#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_16 (0x0 << 2)
+#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_32 (0x1 << 2)
+#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_64 (0x2 << 2)
+#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_128 (0x3 << 2)
+
+#define ddrcReg_CTLR_MEMC_STATUS_STATE_MASK (0x3 << 0)
+#define ddrcReg_CTLR_MEMC_STATUS_STATE_CONFIG (0x0 << 0)
+#define ddrcReg_CTLR_MEMC_STATUS_STATE_READY (0x1 << 0)
+#define ddrcReg_CTLR_MEMC_STATUS_STATE_PAUSED (0x2 << 0)
+#define ddrcReg_CTLR_MEMC_STATUS_STATE_LOWPWR (0x3 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_MEMC_CMD_MASK (0x7 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_GO (0x0 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_SLEEP (0x1 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_WAKEUP (0x2 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_PAUSE (0x3 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_CONFIGURE (0x4 << 0)
+#define ddrcReg_CTLR_MEMC_CMD_ACTIVE_PAUSE (0x7 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_DIRECT_CMD_CHIP_SHIFT 20
+#define ddrcReg_CTLR_DIRECT_CMD_CHIP_MASK (0x3 << ddrcReg_CTLR_DIRECT_CMD_CHIP_SHIFT)
+
+#define ddrcReg_CTLR_DIRECT_CMD_TYPE_PRECHARGEALL (0x0 << 18)
+#define ddrcReg_CTLR_DIRECT_CMD_TYPE_AUTOREFRESH (0x1 << 18)
+#define ddrcReg_CTLR_DIRECT_CMD_TYPE_MODEREG (0x2 << 18)
+#define ddrcReg_CTLR_DIRECT_CMD_TYPE_NOP (0x3 << 18)
+
+#define ddrcReg_CTLR_DIRECT_CMD_BANK_SHIFT 16
+#define ddrcReg_CTLR_DIRECT_CMD_BANK_MASK (0x3 << ddrcReg_CTLR_DIRECT_CMD_BANK_SHIFT)
+
+#define ddrcReg_CTLR_DIRECT_CMD_ADDR_SHIFT 0
+#define ddrcReg_CTLR_DIRECT_CMD_ADDR_MASK (0x1ffff << ddrcReg_CTLR_DIRECT_CMD_ADDR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_MASK (0x3 << 21)
+#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_1 (0x0 << 21)
+#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_2 (0x1 << 21)
+#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_3 (0x2 << 21)
+#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_4 (0x3 << 21)
+
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_MASK (0x7 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_3_0 (0x0 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_4_1 (0x1 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_5_2 (0x2 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_6_3 (0x3 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_7_4 (0x4 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_8_5 (0x5 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_9_6 (0x6 << 18)
+#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_10_7 (0x7 << 18)
+
+#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_MASK (0x7 << 15)
+#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_4 (0x2 << 15)
+#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_8 (0x3 << 15) /* @note Not supported in PL341 */
+
+#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_ENABLE (0x1 << 13)
+
+#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_SHIFT 7
+#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_MASK (0x3f << ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_SHIFT)
+
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_MASK (0x7 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_11 (0x0 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_12 (0x1 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_13 (0x2 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_14 (0x3 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_15 (0x4 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_16 (0x5 << 3)
+
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_MASK (0x7 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_9 (0x1 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_10 (0x2 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_11 (0x3 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_REFRESH_PRD_SHIFT 0
+#define ddrcReg_CTLR_REFRESH_PRD_MASK (0x7fff << ddrcReg_CTLR_REFRESH_PRD_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_CAS_LATENCY_SHIFT 1
+#define ddrcReg_CTLR_CAS_LATENCY_MASK (0x7 << ddrcReg_CTLR_CAS_LATENCY_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_WRITE_LATENCY_SHIFT 0
+#define ddrcReg_CTLR_WRITE_LATENCY_MASK (0x7 << ddrcReg_CTLR_WRITE_LATENCY_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_MRD_SHIFT 0
+#define ddrcReg_CTLR_T_MRD_MASK (0x7f << ddrcReg_CTLR_T_MRD_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RAS_SHIFT 0
+#define ddrcReg_CTLR_T_RAS_MASK (0x1f << ddrcReg_CTLR_T_RAS_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RC_SHIFT 0
+#define ddrcReg_CTLR_T_RC_MASK (0x1f << ddrcReg_CTLR_T_RC_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_SHIFT 8
+#define ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_MASK (0x7 << ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_SHIFT)
+
+#define ddrcReg_CTLR_T_RCD_SHIFT 0
+#define ddrcReg_CTLR_T_RCD_MASK (0x7 << ddrcReg_CTLR_T_RCD_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_SHIFT 8
+#define ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_MASK (0x7f << ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_SHIFT)
+
+#define ddrcReg_CTLR_T_RFC_SHIFT 0
+#define ddrcReg_CTLR_T_RFC_MASK (0x7f << ddrcReg_CTLR_T_RFC_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_SHIFT 8
+#define ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_MASK (0x7 << ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_SHIFT)
+
+#define ddrcReg_CTLR_T_RP_SHIFT 0
+#define ddrcReg_CTLR_T_RP_MASK (0xf << ddrcReg_CTLR_T_RP_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_RRD_SHIFT 0
+#define ddrcReg_CTLR_T_RRD_MASK (0xf << ddrcReg_CTLR_T_RRD_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_WR_SHIFT 0
+#define ddrcReg_CTLR_T_WR_MASK (0x7 << ddrcReg_CTLR_T_WR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_WTR_SHIFT 0
+#define ddrcReg_CTLR_T_WTR_MASK (0x7 << ddrcReg_CTLR_T_WTR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_XP_SHIFT 0
+#define ddrcReg_CTLR_T_XP_MASK (0xff << ddrcReg_CTLR_T_XP_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_XSR_SHIFT 0
+#define ddrcReg_CTLR_T_XSR_MASK (0xff << ddrcReg_CTLR_T_XSR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_ESR_SHIFT 0
+#define ddrcReg_CTLR_T_ESR_MASK (0xff << ddrcReg_CTLR_T_ESR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_MASK (0x3 << 6)
+#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_16BITS (0 << 6)
+#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_32BITS (1 << 6)
+#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_64BITS (2 << 6)
+
+#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_MASK (0x3 << 4)
+#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_2 (0 << 4)
+#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_3 (3 << 4)
+
+#define ddrcReg_CTLR_MEMORY_CFG2_CKE_INIT_STATE_LOW (0 << 3)
+#define ddrcReg_CTLR_MEMORY_CFG2_CKE_INIT_STATE_HIGH (1 << 3)
+
+#define ddrcReg_CTLR_MEMORY_CFG2_DQM_INIT_STATE_LOW (0 << 2)
+#define ddrcReg_CTLR_MEMORY_CFG2_DQM_INIT_STATE_HIGH (1 << 2)
+
+#define ddrcReg_CTLR_MEMORY_CFG2_CLK_MASK (0x3 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG2_CLK_ASYNC (0 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG2_CLK_SYNC_A_LE_M (1 << 0)
+#define ddrcReg_CTLR_MEMORY_CFG2_CLK_SYNC_A_GT_M (3 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_SHIFT 0
+#define ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_MASK (0x7 << ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_SHIFT 8
+#define ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_MASK (0x1f << ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_SHIFT)
+
+#define ddrcReg_CTLR_T_FAW_PERIOD_SHIFT 0
+#define ddrcReg_CTLR_T_FAW_PERIOD_MASK (0x1f << ddrcReg_CTLR_T_FAW_PERIOD_SHIFT)
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* ARM PL341 AXI ID QOS configuration registers, offset 0x100 */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+#define ddrcReg_CTLR_QOS_CNT 16
+#define ddrcReg_CTLR_QOS_MAX (ddrcReg_CTLR_QOS_CNT - 1)
+
+ typedef struct {
+ uint32_t cfg[ddrcReg_CTLR_QOS_CNT];
+ } ddrcReg_CTLR_QOS_REG_t;
+
+#define ddrcReg_CTLR_QOS_REG_OFFSET 0x100
+#define ddrcReg_CTLR_QOS_REGP ((volatile ddrcReg_CTLR_QOS_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_QOS_REG_OFFSET))
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_QOS_CFG_MAX_SHIFT 2
+#define ddrcReg_CTLR_QOS_CFG_MAX_MASK (0xff << ddrcReg_CTLR_QOS_CFG_MAX_SHIFT)
+
+#define ddrcReg_CTLR_QOS_CFG_MIN_SHIFT 1
+#define ddrcReg_CTLR_QOS_CFG_MIN_MASK (1 << ddrcReg_CTLR_QOS_CFG_MIN_SHIFT)
+
+#define ddrcReg_CTLR_QOS_CFG_ENABLE (1 << 0)
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* ARM PL341 Memory chip configuration registers, offset 0x200 */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+#define ddrcReg_CTLR_CHIP_CNT 4
+#define ddrcReg_CTLR_CHIP_MAX (ddrcReg_CTLR_CHIP_CNT - 1)
+
+ typedef struct {
+ uint32_t cfg[ddrcReg_CTLR_CHIP_CNT];
+ } ddrcReg_CTLR_CHIP_REG_t;
+
+#define ddrcReg_CTLR_CHIP_REG_OFFSET 0x200
+#define ddrcReg_CTLR_CHIP_REGP ((volatile ddrcReg_CTLR_CHIP_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_CHIP_REG_OFFSET))
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_MASK (1 << 16)
+#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_ROW_BANK_COL (0 << 16)
+#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_BANK_ROW_COL (1 << 16)
+
+#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_SHIFT 8
+#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_MASK (0xff << ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_SHIFT)
+
+#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_SHIFT 0
+#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_MASK (0xff << ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_SHIFT)
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* ARM PL341 User configuration registers, offset 0x300 */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+#define ddrcReg_CTLR_USER_OUTPUT_CNT 2
+
+ typedef struct {
+ uint32_t input;
+ uint32_t output[ddrcReg_CTLR_USER_OUTPUT_CNT];
+ uint32_t feature;
+ } ddrcReg_CTLR_USER_REG_t;
+
+#define ddrcReg_CTLR_USER_REG_OFFSET 0x300
+#define ddrcReg_CTLR_USER_REGP ((volatile ddrcReg_CTLR_USER_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_USER_REG_OFFSET))
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_USER_INPUT_STATUS_SHIFT 0
+#define ddrcReg_CTLR_USER_INPUT_STATUS_MASK (0xff << ddrcReg_CTLR_USER_INPUT_STATUS_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_USER_OUTPUT_CFG_SHIFT 0
+#define ddrcReg_CTLR_USER_OUTPUT_CFG_MASK (0xff << ddrcReg_CTLR_USER_OUTPUT_CFG_SHIFT)
+
+#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT 1
+#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_MASK (1 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_BP134 (0 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_PL301 (1 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_REGISTERED ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_PL301
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_CTLR_FEATURE_WRITE_BLOCK_DISABLE (1 << 2)
+#define ddrcReg_CTLR_FEATURE_EARLY_BURST_RSP_DISABLE (1 << 0)
+
+/*********************************************************************/
+/* Broadcom DDR23 PHY register definitions */
+/*********************************************************************/
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* Broadcom DDR23 PHY Address and Control register definitions */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+ typedef struct {
+ uint32_t revision;
+ uint32_t pmCtl;
+ REG32_RSVD(0x0008, 0x0010);
+ uint32_t pllStatus;
+ uint32_t pllCfg;
+ uint32_t pllPreDiv;
+ uint32_t pllDiv;
+ uint32_t pllCtl1;
+ uint32_t pllCtl2;
+ uint32_t ssCtl;
+ uint32_t ssCfg;
+ uint32_t vdlStatic;
+ uint32_t vdlDynamic;
+ uint32_t padIdle;
+ uint32_t pvtComp;
+ uint32_t padDrive;
+ uint32_t clkRgltrCtl;
+ } ddrcReg_PHY_ADDR_CTL_REG_t;
+
+#define ddrcReg_PHY_ADDR_CTL_REG_OFFSET 0x0400
+#define ddrcReg_PHY_ADDR_CTL_REGP ((volatile ddrcReg_PHY_ADDR_CTL_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_ADDR_CTL_REG_OFFSET))
+
+/* @todo These SS definitions are duplicates of ones below */
+
+#define ddrcReg_PHY_ADDR_SS_CTRL_ENABLE 0x00000001
+#define ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_MASK 0xFFFF0000
+#define ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_SHIFT 16
+#define ddrcReg_PHY_ADDR_SS_CFG_MIN_CYCLE_PER_TICK 10 /* Higher the value, lower the SS modulation frequency */
+#define ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_MASK 0x0000FFFF
+#define ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_SHIFT 0
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_SHIFT 8
+#define ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_MASK (0xff << ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_MASK (0xff << ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_CLK_PM_CTL_DDR_CLK_DISABLE (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_STATUS_LOCKED (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_DIV2_CLK_RESET (1 << 31)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_SHIFT 17
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_ENABLE (1 << 16)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_SHIFT 12
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_VCO_RNG (1 << 7)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_CH1_PWRDWN (1 << 6)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BYPASS_ENABLE (1 << 5)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_CLKOUT_ENABLE (1 << 4)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_D_RESET (1 << 3)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_A_RESET (1 << 2)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_PWRDWN (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_DITHER_MFB (1 << 26)
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_PWRDWN (1 << 25)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_SHIFT 20
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_SHIFT 8
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_MASK (0x1ff << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_SHIFT 4
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_SHIFT 24
+#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_MASK (0xff << ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_MASK (0xffffff << ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_SHIFT 30
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_SHIFT 27
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_SHIFT 24
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_SHIFT 22
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LF_ORDER (0x1 << 21)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_SHIFT 19
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_SHIFT 17
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_SHIFT 15
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_SHIFT 13
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_SHIFT 10
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_SHIFT 5
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_SHIFT)
+
+/* ----------------------------------------------------- */
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_SHIFT 4
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_SHIFT 2
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_LOWCUR_ENABLE (0x1 << 1)
+#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_BIASIN_ENABLE (0x1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_SS_EN_ENABLE (0x1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_SHIFT 16
+#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_MASK (0xffff << ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_MASK (0xffff << ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FORCE (1 << 20)
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_ENABLE (1 << 16)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_SHIFT 12
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_SHIFT 8
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_MASK (0x3f << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_ENABLE (1 << 16)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_SHIFT 12
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_SHIFT 8
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_MASK (0x3f << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_ENABLE (1u << 31)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_RXENB_DISABLE (1 << 8)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_IDDQ_DISABLE (1 << 6)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_REB_DISABLE (1 << 5)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_OEB_DISABLE (1 << 4)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_IDDQ_DISABLE (1 << 2)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_REB_DISABLE (1 << 1)
+#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_OEB_DISABLE (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_DONE (1 << 30)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_DONE (1 << 29)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_DONE (1 << 28)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_AUTO_ENABLE (1 << 27)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_ENABLE (1 << 26)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_OVR_ENABLE (1 << 25)
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_OVR_ENABLE (1 << 24)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_SHIFT 20
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_SHIFT 16
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_SHIFT 12
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_SHIFT 8
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_SHIFT 4
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_SHIFT)
+
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_SHIFT 0
+#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_RT60B (1 << 4)
+#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SEL_SSTL18 (1 << 3)
+#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SELTXDRV_CI (1 << 2)
+#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SELRXDRV (1 << 1)
+#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SLEW (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_ADDR_CTL_CLK_RGLTR_CTL_PWR_HALF (1 << 1)
+#define ddrcReg_PHY_ADDR_CTL_CLK_RGLTR_CTL_PWR_OFF (1 << 0)
+
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+/* Broadcom DDR23 PHY Byte Lane register definitions */
+/* -------------------------------------------------------------------- */
+/* -------------------------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_CNT 2
+#define ddrcReg_PHY_BYTE_LANE_MAX (ddrcReg_CTLR_BYTE_LANE_CNT - 1)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_CNT 8
+
+ typedef struct {
+ uint32_t revision;
+ uint32_t vdlCalibrate;
+ uint32_t vdlStatus;
+ REG32_RSVD(0x000c, 0x0010);
+ uint32_t vdlOverride[ddrcReg_PHY_BYTE_LANE_VDL_OVR_CNT];
+ uint32_t readCtl;
+ uint32_t readStatus;
+ uint32_t readClear;
+ uint32_t padIdleCtl;
+ uint32_t padDriveCtl;
+ uint32_t padClkCtl;
+ uint32_t writeCtl;
+ uint32_t clkRegCtl;
+ } ddrcReg_PHY_BYTE_LANE_REG_t;
+
+/* There are 2 instances of the byte Lane registers, one for each byte lane. */
+#define ddrcReg_PHY_BYTE_LANE_1_REG_OFFSET 0x0500
+#define ddrcReg_PHY_BYTE_LANE_2_REG_OFFSET 0x0600
+
+#define ddrcReg_PHY_BYTE_LANE_1_REGP ((volatile ddrcReg_PHY_BYTE_LANE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_BYTE_LANE_1_REG_OFFSET))
+#define ddrcReg_PHY_BYTE_LANE_2_REGP ((volatile ddrcReg_PHY_BYTE_LANE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_BYTE_LANE_2_REG_OFFSET))
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_SHIFT 8
+#define ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_MASK (0xff << ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_SHIFT 0
+#define ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_MASK (0xff << ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_CLK_2CYCLE (1 << 4)
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_CLK_1CYCLE (0 << 4)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_TEST (1 << 3)
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_ALWAYS (1 << 2)
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_ONCE (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_FAST (1 << 0)
+
+/* ----------------------------------------------------- */
+
+/* The byte lane VDL status calibTotal[9:0] is comprised of [9:4] step value, [3:2] fine fall */
+/* and [1:0] fine rise. Note that calibTotal[9:0] is located at bit 4 in the VDL status */
+/* register. The fine rise and fall are no longer used, so add some definitions for just */
+/* the step setting to simplify things. */
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_SHIFT 8
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_MASK (0x3f << ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_SHIFT 4
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_MASK (0x3ff << ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_LOCK (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_IDLE (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_ENABLE (1 << 16)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_SHIFT 12
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_SHIFT 8
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_SHIFT 0
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_MASK (0x3f << ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_DQS_P 0
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_DQS_N 1
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_EN 2
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_WRITE_DQ_DQM 3
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_DQS_P 4
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_DQS_N 5
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_EN 6
+#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_WRITE_DQ_DQM 7
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_SHIFT 8
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_SHIFT)
+
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DQ_ODT_ENABLE (1 << 3)
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DQ_ODT_ADJUST (1 << 2)
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_RD_ODT_ENABLE (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_READ_CTL_RD_ODT_ADJUST (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_SHIFT 0
+#define ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_MASK (0xf << ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_SHIFT)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_READ_CLEAR_STATUS (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_ENABLE (1u << 31)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_RXENB_DISABLE (1 << 19)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_IDDQ_DISABLE (1 << 18)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_REB_DISABLE (1 << 17)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_OEB_DISABLE (1 << 16)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_RXENB_DISABLE (1 << 15)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_IDDQ_DISABLE (1 << 14)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_REB_DISABLE (1 << 13)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_OEB_DISABLE (1 << 12)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_RXENB_DISABLE (1 << 11)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_IDDQ_DISABLE (1 << 10)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_REB_DISABLE (1 << 9)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_OEB_DISABLE (1 << 8)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_RXENB_DISABLE (1 << 7)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_IDDQ_DISABLE (1 << 6)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_REB_DISABLE (1 << 5)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_OEB_DISABLE (1 << 4)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_RXENB_DISABLE (1 << 3)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_IDDQ_DISABLE (1 << 2)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_REB_DISABLE (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_OEB_DISABLE (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_RT60B_DDR_READ_ENB (1 << 5)
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_RT60B (1 << 4)
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SEL_SSTL18 (1 << 3)
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SELTXDRV_CI (1 << 2)
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SELRXDRV (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SLEW (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_PAD_CLK_CTL_DISABLE (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_WRITE_CTL_PREAMBLE_DDR3 (1 << 0)
+
+/* ----------------------------------------------------- */
+
+#define ddrcReg_PHY_BYTE_LANE_CLK_REG_CTL_PWR_HALF (1 << 1)
+#define ddrcReg_PHY_BYTE_LANE_CLK_REG_CTL_PWR_OFF (1 << 0)
+
+/*********************************************************************/
+/* ARM PL341 DDRC to Broadcom DDR23 PHY glue register definitions */
+/*********************************************************************/
+
+ typedef struct {
+ uint32_t cfg;
+ uint32_t actMonCnt;
+ uint32_t ctl;
+ uint32_t lbistCtl;
+ uint32_t lbistSeed;
+ uint32_t lbistStatus;
+ uint32_t tieOff;
+ uint32_t actMonClear;
+ uint32_t status;
+ uint32_t user;
+ } ddrcReg_CTLR_PHY_GLUE_REG_t;
+
+#define ddrcReg_CTLR_PHY_GLUE_OFFSET 0x0700
+#define ddrcReg_CTLR_PHY_GLUE_REGP ((volatile ddrcReg_CTLR_PHY_GLUE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_PHY_GLUE_OFFSET))
+
+/* ----------------------------------------------------- */
+
+/* DDR2 / AXI block phase alignment interrupt control */
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT 18
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_MASK (0x3 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_OFF (0 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_TIGHT (1 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_MEDIUM (2 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_LOOSE (3 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT 17
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_DIFFERENTIAL (0 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_CMOS (1 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT 16
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_DEEP (0 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHALLOW (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_HW_FIXED_ALIGNMENT_DISABLED ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHALLOW
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT 15
+#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_BP134 (0 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_PL301 (1 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_REGISTERED ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_PL301
+
+/* Software control of PHY VDL updates from control register settings. Bit 13 enables the use of Bit 14. */
+/* If software control is not enabled, then updates occur when a refresh command is issued by the hardware */
+/* controller. If 2 chips selects are being used, then software control must be enabled. */
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_VDL_UPDATE_SW_CTL_LOAD (1 << 14)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_VDL_UPDATE_SW_CTL_ENABLE (1 << 13)
+
+/* Use these to bypass a pipeline stage. By default the ADDR is off but the BYTE LANE in / out are on. */
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_ADDR_CTL_IN_BYPASS_PIPELINE_STAGE (1 << 12)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_BYTE_LANE_IN_BYPASS_PIPELINE_STAGE (1 << 11)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_BYTE_LANE_OUT_BYPASS_PIPELINE_STAGE (1 << 10)
+
+/* Chip select count */
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT 9
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_1 (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_2 (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT 8
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_ASYNC (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SYNC (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT 7
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_LOW (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_HIGH (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT 6
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_LOW (0 << ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT)
+#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_HIGH (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT)
+
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_SHIFT 0
+#define ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_MASK (0x7 << ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_SHIFT)
+
+/* ----------------------------------------------------- */
+#define ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_SHIFT 0
+#define ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_MASK (0x7f << ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_SHIFT)
+
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#ifdef __cplusplus
+} /* end extern "C" */
+#endif
+#endif /* DDRC_REG_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h
new file mode 100644
index 00000000000..375066ad018
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h
@@ -0,0 +1,145 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw_priv.h
+*
+* @brief Private Definitions for low level DMA driver
+*
+*/
+/****************************************************************************/
+
+#ifndef _DMACHW_PRIV_H
+#define _DMACHW_PRIV_H
+
+#include <csp/stdint.h>
+
+/* Data type for DMA Link List Item */
+typedef struct {
+ uint32_t sar; /* Source Adress Register.
+ Address must be aligned to CTLx.SRC_TR_WIDTH. */
+ uint32_t dar; /* Destination Address Register.
+ Address must be aligned to CTLx.DST_TR_WIDTH. */
+ uint32_t llpPhy; /* LLP contains the physical address of the next descriptor for block chaining using linked lists.
+ Address MUST be aligned to a 32-bit boundary. */
+ dmacHw_REG64_t ctl; /* Control Register. 64 bits */
+ uint32_t sstat; /* Source Status Register */
+ uint32_t dstat; /* Destination Status Register */
+ uint32_t devCtl; /* Device specific control information */
+ uint32_t llp; /* LLP contains the virtual address of the next descriptor for block chaining using linked lists. */
+} dmacHw_DESC_t;
+
+/*
+ * Descriptor ring pointers
+ */
+typedef struct {
+ int num; /* Number of link items */
+ dmacHw_DESC_t *pHead; /* Head of descriptor ring (for writing) */
+ dmacHw_DESC_t *pTail; /* Tail of descriptor ring (for reading) */
+ dmacHw_DESC_t *pProg; /* Descriptor to program the channel (for programming the channel register) */
+ dmacHw_DESC_t *pEnd; /* End of current descriptor chain */
+ dmacHw_DESC_t *pFree; /* Descriptor to free memory (freeing dynamic memory) */
+ uint32_t virt2PhyOffset; /* Virtual to physical address offset for the descriptor ring */
+} dmacHw_DESC_RING_t;
+
+/*
+ * DMA channel control block
+ */
+typedef struct {
+ uint32_t module; /* DMA controller module (0-1) */
+ uint32_t channel; /* DMA channel (0-7) */
+ volatile uint32_t varDataStarted; /* Flag indicating variable data channel is enabled */
+ volatile uint32_t descUpdated; /* Flag to indicate descriptor update is complete */
+ void *userData; /* Channel specifc user data */
+} dmacHw_CBLK_t;
+
+#define dmacHw_ASSERT(a) if (!(a)) while (1)
+#define dmacHw_MAX_CHANNEL_COUNT 16
+#define dmacHw_FREE_USER_MEMORY 0xFFFFFFFF
+#define dmacHw_DESC_FREE dmacHw_REG_CTL_DONE
+#define dmacHw_DESC_INIT ((dmacHw_DESC_t *) 0xFFFFFFFF)
+#define dmacHw_MAX_BLOCKSIZE 4064
+#define dmacHw_GET_DESC_RING(addr) (dmacHw_DESC_RING_t *)(addr)
+#define dmacHw_ADDRESS_MASK(byte) ((byte) - 1)
+#define dmacHw_NEXT_DESC(rp, dp) ((rp)->dp = (dmacHw_DESC_t *)(rp)->dp->llp)
+#define dmacHw_HANDLE_TO_CBLK(handle) ((dmacHw_CBLK_t *) (handle))
+#define dmacHw_CBLK_TO_HANDLE(cblkp) ((dmacHw_HANDLE_t) (cblkp))
+#define dmacHw_DST_IS_MEMORY(tt) (((tt) == dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM) || ((tt) == dmacHw_TRANSFER_TYPE_MEM_TO_MEM)) ? 1 : 0
+
+/****************************************************************************/
+/**
+* @brief Get next available transaction width
+*
+*
+* @return On sucess : Next avail able transaction width
+* On failure : dmacHw_TRANSACTION_WIDTH_8
+*
+* @note
+* None
+*/
+/****************************************************************************/
+static inline dmacHw_TRANSACTION_WIDTH_e dmacHw_GetNextTrWidth(dmacHw_TRANSACTION_WIDTH_e tw /* [ IN ] Current transaction width */
+ ) {
+ if (tw & dmacHw_REG_CTL_SRC_TR_WIDTH_MASK) {
+ return ((tw >> dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT) -
+ 1) << dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT;
+ } else if (tw & dmacHw_REG_CTL_DST_TR_WIDTH_MASK) {
+ return ((tw >> dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT) -
+ 1) << dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT;
+ }
+
+ /* Default return */
+ return dmacHw_SRC_TRANSACTION_WIDTH_8;
+}
+
+/****************************************************************************/
+/**
+* @brief Get number of bytes per transaction
+*
+* @return Number of bytes per transaction
+*
+*
+* @note
+* None
+*/
+/****************************************************************************/
+static inline int dmacHw_GetTrWidthInBytes(dmacHw_TRANSACTION_WIDTH_e tw /* [ IN ] Transaction width */
+ ) {
+ int width = 1;
+ switch (tw) {
+ case dmacHw_SRC_TRANSACTION_WIDTH_8:
+ width = 1;
+ break;
+ case dmacHw_SRC_TRANSACTION_WIDTH_16:
+ case dmacHw_DST_TRANSACTION_WIDTH_16:
+ width = 2;
+ break;
+ case dmacHw_SRC_TRANSACTION_WIDTH_32:
+ case dmacHw_DST_TRANSACTION_WIDTH_32:
+ width = 4;
+ break;
+ case dmacHw_SRC_TRANSACTION_WIDTH_64:
+ case dmacHw_DST_TRANSACTION_WIDTH_64:
+ width = 8;
+ break;
+ default:
+ dmacHw_ASSERT(0);
+ }
+
+ /* Default transaction width */
+ return width;
+}
+
+#endif /* _DMACHW_PRIV_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h
new file mode 100644
index 00000000000..891cea87e33
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h
@@ -0,0 +1,406 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dmacHw_reg.h
+*
+* @brief Definitions for low level DMA registers
+*
+*/
+/****************************************************************************/
+
+#ifndef _DMACHW_REG_H
+#define _DMACHW_REG_H
+
+#include <csp/stdint.h>
+#include <mach/csp/mm_io.h>
+
+/* Data type for 64 bit little endian register */
+typedef struct {
+ volatile uint32_t lo; /* Lower 32 bit in little endian mode */
+ volatile uint32_t hi; /* Upper 32 bit in little endian mode */
+} dmacHw_REG64_t;
+
+/* Data type representing DMA channel registers */
+typedef struct {
+ dmacHw_REG64_t ChannelSar; /* Source Adress Register. 64 bits (upper 32 bits are reserved)
+ Address must be aligned to CTLx.SRC_TR_WIDTH.
+ */
+ dmacHw_REG64_t ChannelDar; /* Destination Address Register.64 bits (upper 32 bits are reserved)
+ Address must be aligned to CTLx.DST_TR_WIDTH.
+ */
+ dmacHw_REG64_t ChannelLlp; /* Link List Pointer.64 bits (upper 32 bits are reserved)
+ LLP contains the pointer to the next LLI for block chaining using linked lists.
+ If LLPis set to 0x0, then transfers using linked lists are not enabled.
+ Address MUST be aligned to a 32-bit boundary.
+ */
+ dmacHw_REG64_t ChannelCtl; /* Control Register. 64 bits */
+ dmacHw_REG64_t ChannelSstat; /* Source Status Register */
+ dmacHw_REG64_t ChannelDstat; /* Destination Status Register */
+ dmacHw_REG64_t ChannelSstatAddr; /* Source Status Address Register */
+ dmacHw_REG64_t ChannelDstatAddr; /* Destination Status Address Register */
+ dmacHw_REG64_t ChannelConfig; /* Channel Configuration Register */
+ dmacHw_REG64_t SrcGather; /* Source gather register */
+ dmacHw_REG64_t DstScatter; /* Destination scatter register */
+} dmacHw_CH_REG_t;
+
+/* Data type for RAW interrupt status registers */
+typedef struct {
+ dmacHw_REG64_t RawTfr; /* Raw Status for IntTfr Interrupt */
+ dmacHw_REG64_t RawBlock; /* Raw Status for IntBlock Interrupt */
+ dmacHw_REG64_t RawSrcTran; /* Raw Status for IntSrcTran Interrupt */
+ dmacHw_REG64_t RawDstTran; /* Raw Status for IntDstTran Interrupt */
+ dmacHw_REG64_t RawErr; /* Raw Status for IntErr Interrupt */
+} dmacHw_INT_RAW_t;
+
+/* Data type for interrupt status registers */
+typedef struct {
+ dmacHw_REG64_t StatusTfr; /* Status for IntTfr Interrupt */
+ dmacHw_REG64_t StatusBlock; /* Status for IntBlock Interrupt */
+ dmacHw_REG64_t StatusSrcTran; /* Status for IntSrcTran Interrupt */
+ dmacHw_REG64_t StatusDstTran; /* Status for IntDstTran Interrupt */
+ dmacHw_REG64_t StatusErr; /* Status for IntErr Interrupt */
+} dmacHw_INT_STATUS_t;
+
+/* Data type for interrupt mask registers*/
+typedef struct {
+ dmacHw_REG64_t MaskTfr; /* Mask for IntTfr Interrupt */
+ dmacHw_REG64_t MaskBlock; /* Mask for IntBlock Interrupt */
+ dmacHw_REG64_t MaskSrcTran; /* Mask for IntSrcTran Interrupt */
+ dmacHw_REG64_t MaskDstTran; /* Mask for IntDstTran Interrupt */
+ dmacHw_REG64_t MaskErr; /* Mask for IntErr Interrupt */
+} dmacHw_INT_MASK_t;
+
+/* Data type for interrupt clear registers */
+typedef struct {
+ dmacHw_REG64_t ClearTfr; /* Clear for IntTfr Interrupt */
+ dmacHw_REG64_t ClearBlock; /* Clear for IntBlock Interrupt */
+ dmacHw_REG64_t ClearSrcTran; /* Clear for IntSrcTran Interrupt */
+ dmacHw_REG64_t ClearDstTran; /* Clear for IntDstTran Interrupt */
+ dmacHw_REG64_t ClearErr; /* Clear for IntErr Interrupt */
+ dmacHw_REG64_t StatusInt; /* Status for each interrupt type */
+} dmacHw_INT_CLEAR_t;
+
+/* Data type for software handshaking registers */
+typedef struct {
+ dmacHw_REG64_t ReqSrcReg; /* Source Software Transaction Request Register */
+ dmacHw_REG64_t ReqDstReg; /* Destination Software Transaction Request Register */
+ dmacHw_REG64_t SglReqSrcReg; /* Single Source Transaction Request Register */
+ dmacHw_REG64_t SglReqDstReg; /* Single Destination Transaction Request Register */
+ dmacHw_REG64_t LstSrcReg; /* Last Source Transaction Request Register */
+ dmacHw_REG64_t LstDstReg; /* Last Destination Transaction Request Register */
+} dmacHw_SW_HANDSHAKE_t;
+
+/* Data type for misc. registers */
+typedef struct {
+ dmacHw_REG64_t DmaCfgReg; /* DMA Configuration Register */
+ dmacHw_REG64_t ChEnReg; /* DMA Channel Enable Register */
+ dmacHw_REG64_t DmaIdReg; /* DMA ID Register */
+ dmacHw_REG64_t DmaTestReg; /* DMA Test Register */
+ dmacHw_REG64_t Reserved0; /* Reserved */
+ dmacHw_REG64_t Reserved1; /* Reserved */
+ dmacHw_REG64_t CompParm6; /* Component Parameter 6 */
+ dmacHw_REG64_t CompParm5; /* Component Parameter 5 */
+ dmacHw_REG64_t CompParm4; /* Component Parameter 4 */
+ dmacHw_REG64_t CompParm3; /* Component Parameter 3 */
+ dmacHw_REG64_t CompParm2; /* Component Parameter 2 */
+ dmacHw_REG64_t CompParm1; /* Component Parameter 1 */
+ dmacHw_REG64_t CompId; /* Compoent ID */
+} dmacHw_MISC_t;
+
+/* Base registers */
+#define dmacHw_0_MODULE_BASE_ADDR (char *) MM_IO_BASE_DMA0 /* DMAC 0 module's base address */
+#define dmacHw_1_MODULE_BASE_ADDR (char *) MM_IO_BASE_DMA1 /* DMAC 1 module's base address */
+
+extern uint32_t dmaChannelCount_0;
+extern uint32_t dmaChannelCount_1;
+
+/* Define channel specific registers */
+#define dmacHw_CHAN_BASE(module, chan) ((dmacHw_CH_REG_t *) ((char *)((module) ? dmacHw_1_MODULE_BASE_ADDR : dmacHw_0_MODULE_BASE_ADDR) + ((chan) * sizeof(dmacHw_CH_REG_t))))
+
+/* Raw interrupt status registers */
+#define dmacHw_REG_INT_RAW_BASE(module) ((char *)dmacHw_CHAN_BASE((module), ((module) ? dmaChannelCount_1 : dmaChannelCount_0)))
+#define dmacHw_REG_INT_RAW_TRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawTfr.lo)
+#define dmacHw_REG_INT_RAW_BLOCK(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawBlock.lo)
+#define dmacHw_REG_INT_RAW_STRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawSrcTran.lo)
+#define dmacHw_REG_INT_RAW_DTRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawDstTran.lo)
+#define dmacHw_REG_INT_RAW_ERROR(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawErr.lo)
+
+/* Interrupt status registers */
+#define dmacHw_REG_INT_STAT_BASE(module) ((char *)(dmacHw_REG_INT_RAW_BASE((module)) + sizeof(dmacHw_INT_RAW_t)))
+#define dmacHw_REG_INT_STAT_TRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusTfr.lo)
+#define dmacHw_REG_INT_STAT_BLOCK(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusBlock.lo)
+#define dmacHw_REG_INT_STAT_STRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusSrcTran.lo)
+#define dmacHw_REG_INT_STAT_DTRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusDstTran.lo)
+#define dmacHw_REG_INT_STAT_ERROR(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusErr.lo)
+
+/* Interrupt status registers */
+#define dmacHw_REG_INT_MASK_BASE(module) ((char *)(dmacHw_REG_INT_STAT_BASE((module)) + sizeof(dmacHw_INT_STATUS_t)))
+#define dmacHw_REG_INT_MASK_TRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskTfr.lo)
+#define dmacHw_REG_INT_MASK_BLOCK(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskBlock.lo)
+#define dmacHw_REG_INT_MASK_STRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskSrcTran.lo)
+#define dmacHw_REG_INT_MASK_DTRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskDstTran.lo)
+#define dmacHw_REG_INT_MASK_ERROR(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskErr.lo)
+
+/* Interrupt clear registers */
+#define dmacHw_REG_INT_CLEAR_BASE(module) ((char *)(dmacHw_REG_INT_MASK_BASE((module)) + sizeof(dmacHw_INT_MASK_t)))
+#define dmacHw_REG_INT_CLEAR_TRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearTfr.lo)
+#define dmacHw_REG_INT_CLEAR_BLOCK(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearBlock.lo)
+#define dmacHw_REG_INT_CLEAR_STRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearSrcTran.lo)
+#define dmacHw_REG_INT_CLEAR_DTRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearDstTran.lo)
+#define dmacHw_REG_INT_CLEAR_ERROR(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearErr.lo)
+#define dmacHw_REG_INT_STATUS(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->StatusInt.lo)
+
+/* Software handshaking registers */
+#define dmacHw_REG_SW_HS_BASE(module) ((char *)(dmacHw_REG_INT_CLEAR_BASE((module)) + sizeof(dmacHw_INT_CLEAR_t)))
+#define dmacHw_REG_SW_HS_SRC_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->ReqSrcReg.lo)
+#define dmacHw_REG_SW_HS_DST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->ReqDstReg.lo)
+#define dmacHw_REG_SW_HS_SRC_SGL_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->SglReqSrcReg.lo)
+#define dmacHw_REG_SW_HS_DST_SGL_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->SglReqDstReg.lo)
+#define dmacHw_REG_SW_HS_SRC_LST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->LstSrcReg.lo)
+#define dmacHw_REG_SW_HS_DST_LST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->LstDstReg.lo)
+
+/* Miscellaneous registers */
+#define dmacHw_REG_MISC_BASE(module) ((char *)(dmacHw_REG_SW_HS_BASE((module)) + sizeof(dmacHw_SW_HANDSHAKE_t)))
+#define dmacHw_REG_MISC_CFG(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaCfgReg.lo)
+#define dmacHw_REG_MISC_CH_ENABLE(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->ChEnReg.lo)
+#define dmacHw_REG_MISC_ID(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaIdReg.lo)
+#define dmacHw_REG_MISC_TEST(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaTestReg.lo)
+#define dmacHw_REG_MISC_COMP_PARAM1_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm1.lo)
+#define dmacHw_REG_MISC_COMP_PARAM1_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm1.hi)
+#define dmacHw_REG_MISC_COMP_PARAM2_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm2.lo)
+#define dmacHw_REG_MISC_COMP_PARAM2_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm2.hi)
+#define dmacHw_REG_MISC_COMP_PARAM3_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm3.lo)
+#define dmacHw_REG_MISC_COMP_PARAM3_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm3.hi)
+#define dmacHw_REG_MISC_COMP_PARAM4_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm4.lo)
+#define dmacHw_REG_MISC_COMP_PARAM4_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm4.hi)
+#define dmacHw_REG_MISC_COMP_PARAM5_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm5.lo)
+#define dmacHw_REG_MISC_COMP_PARAM5_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm5.hi)
+#define dmacHw_REG_MISC_COMP_PARAM6_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm6.lo)
+#define dmacHw_REG_MISC_COMP_PARAM6_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm6.hi)
+
+/* Channel control registers */
+#define dmacHw_REG_SAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSar.lo)
+#define dmacHw_REG_DAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDar.lo)
+#define dmacHw_REG_LLP(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelLlp.lo)
+
+#define dmacHw_REG_CTL_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelCtl.lo)
+#define dmacHw_REG_CTL_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelCtl.hi)
+
+#define dmacHw_REG_SSTAT(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSstat.lo)
+#define dmacHw_REG_DSTAT(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDstat.lo)
+#define dmacHw_REG_SSTATAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSstatAddr.lo)
+#define dmacHw_REG_DSTATAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDstatAddr.lo)
+
+#define dmacHw_REG_CFG_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelConfig.lo)
+#define dmacHw_REG_CFG_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelConfig.hi)
+
+#define dmacHw_REG_SGR_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->SrcGather.lo)
+#define dmacHw_REG_SGR_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->SrcGather.hi)
+
+#define dmacHw_REG_DSR_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->DstScatter.lo)
+#define dmacHw_REG_DSR_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->DstScatter.hi)
+
+#define INT_STATUS_MASK(channel) (0x00000001 << (channel))
+#define CHANNEL_BUSY(mod, channel) (dmacHw_REG_MISC_CH_ENABLE((mod)) & (0x00000001 << (channel)))
+
+/* Bit mask for REG_DMACx_CTL_LO */
+
+#define dmacHw_REG_CTL_INT_EN 0x00000001 /* Channel interrupt enable */
+
+#define dmacHw_REG_CTL_DST_TR_WIDTH_MASK 0x0000000E /* Destination transaction width mask */
+#define dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT 1
+#define dmacHw_REG_CTL_DST_TR_WIDTH_8 0x00000000 /* Destination transaction width 8 bit */
+#define dmacHw_REG_CTL_DST_TR_WIDTH_16 0x00000002 /* Destination transaction width 16 bit */
+#define dmacHw_REG_CTL_DST_TR_WIDTH_32 0x00000004 /* Destination transaction width 32 bit */
+#define dmacHw_REG_CTL_DST_TR_WIDTH_64 0x00000006 /* Destination transaction width 64 bit */
+
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_MASK 0x00000070 /* Source transaction width mask */
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT 4
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_8 0x00000000 /* Source transaction width 8 bit */
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_16 0x00000010 /* Source transaction width 16 bit */
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_32 0x00000020 /* Source transaction width 32 bit */
+#define dmacHw_REG_CTL_SRC_TR_WIDTH_64 0x00000030 /* Source transaction width 64 bit */
+
+#define dmacHw_REG_CTL_DS_ENABLE 0x00040000 /* Destination scatter enable */
+#define dmacHw_REG_CTL_SG_ENABLE 0x00020000 /* Source gather enable */
+
+#define dmacHw_REG_CTL_DINC_MASK 0x00000180 /* Destination address inc/dec mask */
+#define dmacHw_REG_CTL_DINC_INC 0x00000000 /* Destination address increment */
+#define dmacHw_REG_CTL_DINC_DEC 0x00000080 /* Destination address decrement */
+#define dmacHw_REG_CTL_DINC_NC 0x00000100 /* Destination address no change */
+
+#define dmacHw_REG_CTL_SINC_MASK 0x00000600 /* Source address inc/dec mask */
+#define dmacHw_REG_CTL_SINC_INC 0x00000000 /* Source address increment */
+#define dmacHw_REG_CTL_SINC_DEC 0x00000200 /* Source address decrement */
+#define dmacHw_REG_CTL_SINC_NC 0x00000400 /* Source address no change */
+
+#define dmacHw_REG_CTL_DST_MSIZE_MASK 0x00003800 /* Destination burst transaction length */
+#define dmacHw_REG_CTL_DST_MSIZE_0 0x00000000 /* No Destination burst */
+#define dmacHw_REG_CTL_DST_MSIZE_4 0x00000800 /* Destination burst transaction length 4 */
+#define dmacHw_REG_CTL_DST_MSIZE_8 0x00001000 /* Destination burst transaction length 8 */
+#define dmacHw_REG_CTL_DST_MSIZE_16 0x00001800 /* Destination burst transaction length 16 */
+
+#define dmacHw_REG_CTL_SRC_MSIZE_MASK 0x0001C000 /* Source burst transaction length */
+#define dmacHw_REG_CTL_SRC_MSIZE_0 0x00000000 /* No Source burst */
+#define dmacHw_REG_CTL_SRC_MSIZE_4 0x00004000 /* Source burst transaction length 4 */
+#define dmacHw_REG_CTL_SRC_MSIZE_8 0x00008000 /* Source burst transaction length 8 */
+#define dmacHw_REG_CTL_SRC_MSIZE_16 0x0000C000 /* Source burst transaction length 16 */
+
+#define dmacHw_REG_CTL_TTFC_MASK 0x00700000 /* Transfer type and flow controller */
+#define dmacHw_REG_CTL_TTFC_MM_DMAC 0x00000000 /* Memory to Memory with DMAC as flow controller */
+#define dmacHw_REG_CTL_TTFC_MP_DMAC 0x00100000 /* Memory to Peripheral with DMAC as flow controller */
+#define dmacHw_REG_CTL_TTFC_PM_DMAC 0x00200000 /* Peripheral to Memory with DMAC as flow controller */
+#define dmacHw_REG_CTL_TTFC_PP_DMAC 0x00300000 /* Peripheral to Peripheral with DMAC as flow controller */
+#define dmacHw_REG_CTL_TTFC_PM_PERI 0x00400000 /* Peripheral to Memory with Peripheral as flow controller */
+#define dmacHw_REG_CTL_TTFC_PP_SPERI 0x00500000 /* Peripheral to Peripheral with Source Peripheral as flow controller */
+#define dmacHw_REG_CTL_TTFC_MP_PERI 0x00600000 /* Memory to Peripheral with Peripheral as flow controller */
+#define dmacHw_REG_CTL_TTFC_PP_DPERI 0x00700000 /* Peripheral to Peripheral with Destination Peripheral as flow controller */
+
+#define dmacHw_REG_CTL_DMS_MASK 0x01800000 /* Destination AHB master interface */
+#define dmacHw_REG_CTL_DMS_1 0x00000000 /* Destination AHB master interface 1 */
+#define dmacHw_REG_CTL_DMS_2 0x00800000 /* Destination AHB master interface 2 */
+
+#define dmacHw_REG_CTL_SMS_MASK 0x06000000 /* Source AHB master interface */
+#define dmacHw_REG_CTL_SMS_1 0x00000000 /* Source AHB master interface 1 */
+#define dmacHw_REG_CTL_SMS_2 0x02000000 /* Source AHB master interface 2 */
+
+#define dmacHw_REG_CTL_LLP_DST_EN 0x08000000 /* Block chaining enable for destination side */
+#define dmacHw_REG_CTL_LLP_SRC_EN 0x10000000 /* Block chaining enable for source side */
+
+/* Bit mask for REG_DMACx_CTL_HI */
+#define dmacHw_REG_CTL_BLOCK_TS_MASK 0x00000FFF /* Block transfer size */
+#define dmacHw_REG_CTL_DONE 0x00001000 /* Block trasnfer done */
+
+/* Bit mask for REG_DMACx_CFG_LO */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_SHIFT 5 /* Channel priority shift */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_MASK 0x000000E0 /* Channel priority mask */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_0 0x00000000 /* Channel priority 0 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_1 0x00000020 /* Channel priority 1 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_2 0x00000040 /* Channel priority 2 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_3 0x00000060 /* Channel priority 3 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_4 0x00000080 /* Channel priority 4 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_5 0x000000A0 /* Channel priority 5 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_6 0x000000C0 /* Channel priority 6 */
+#define dmacHw_REG_CFG_LO_CH_PRIORITY_7 0x000000E0 /* Channel priority 7 */
+
+#define dmacHw_REG_CFG_LO_CH_SUSPEND 0x00000100 /* Channel suspend */
+#define dmacHw_REG_CFG_LO_CH_FIFO_EMPTY 0x00000200 /* Channel FIFO empty */
+#define dmacHw_REG_CFG_LO_DST_CH_SW_HS 0x00000400 /* Destination channel SW handshaking */
+#define dmacHw_REG_CFG_LO_SRC_CH_SW_HS 0x00000800 /* Source channel SW handshaking */
+
+#define dmacHw_REG_CFG_LO_CH_LOCK_MASK 0x00003000 /* Channel locking mask */
+#define dmacHw_REG_CFG_LO_CH_LOCK_DMA 0x00000000 /* Channel lock over the entire DMA transfer operation */
+#define dmacHw_REG_CFG_LO_CH_LOCK_BLOCK 0x00001000 /* Channel lock over the block transfer operation */
+#define dmacHw_REG_CFG_LO_CH_LOCK_TRANS 0x00002000 /* Channel lock over the transaction */
+#define dmacHw_REG_CFG_LO_CH_LOCK_ENABLE 0x00010000 /* Channel lock enable */
+
+#define dmacHw_REG_CFG_LO_BUS_LOCK_MASK 0x0000C000 /* Bus locking mask */
+#define dmacHw_REG_CFG_LO_BUS_LOCK_DMA 0x00000000 /* Bus lock over the entire DMA transfer operation */
+#define dmacHw_REG_CFG_LO_BUS_LOCK_BLOCK 0x00004000 /* Bus lock over the block transfer operation */
+#define dmacHw_REG_CFG_LO_BUS_LOCK_TRANS 0x00008000 /* Bus lock over the transaction */
+#define dmacHw_REG_CFG_LO_BUS_LOCK_ENABLE 0x00020000 /* Bus lock enable */
+
+#define dmacHw_REG_CFG_LO_DST_HS_POLARITY_LOW 0x00040000 /* Destination channel handshaking signal polarity low */
+#define dmacHw_REG_CFG_LO_SRC_HS_POLARITY_LOW 0x00080000 /* Source channel handshaking signal polarity low */
+
+#define dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK 0x3FF00000 /* Maximum AMBA burst length */
+
+#define dmacHw_REG_CFG_LO_AUTO_RELOAD_SRC 0x40000000 /* Source address auto reload */
+#define dmacHw_REG_CFG_LO_AUTO_RELOAD_DST 0x80000000 /* Destination address auto reload */
+
+/* Bit mask for REG_DMACx_CFG_HI */
+#define dmacHw_REG_CFG_HI_FC_DST_READY 0x00000001 /* Source transaction request is serviced when destination is ready */
+#define dmacHw_REG_CFG_HI_FIFO_ENOUGH 0x00000002 /* Initiate burst transaction when enough data in available in FIFO */
+
+#define dmacHw_REG_CFG_HI_AHB_HPROT_MASK 0x0000001C /* AHB protection mask */
+#define dmacHw_REG_CFG_HI_AHB_HPROT_1 0x00000004 /* AHB protection 1 */
+#define dmacHw_REG_CFG_HI_AHB_HPROT_2 0x00000008 /* AHB protection 2 */
+#define dmacHw_REG_CFG_HI_AHB_HPROT_3 0x00000010 /* AHB protection 3 */
+
+#define dmacHw_REG_CFG_HI_UPDATE_DST_STAT 0x00000020 /* Destination status update enable */
+#define dmacHw_REG_CFG_HI_UPDATE_SRC_STAT 0x00000040 /* Source status update enable */
+
+#define dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK 0x00000780 /* Source peripheral hardware interface mask */
+#define dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK 0x00007800 /* Destination peripheral hardware interface mask */
+
+/* DMA Configuration Parameters */
+#define dmacHw_REG_COMP_PARAM_NUM_CHANNELS 0x00000700 /* Number of channels */
+#define dmacHw_REG_COMP_PARAM_NUM_INTERFACE 0x00001800 /* Number of master interface */
+#define dmacHw_REG_COMP_PARAM_MAX_BLK_SIZE 0x0000000f /* Maximum brust size */
+#define dmacHw_REG_COMP_PARAM_DATA_WIDTH 0x00006000 /* Data transfer width */
+
+/* Define GET/SET macros to program the registers */
+#define dmacHw_SET_SAR(module, channel, addr) (dmacHw_REG_SAR((module), (channel)) = (uint32_t) (addr))
+#define dmacHw_SET_DAR(module, channel, addr) (dmacHw_REG_DAR((module), (channel)) = (uint32_t) (addr))
+#define dmacHw_SET_LLP(module, channel, ptr) (dmacHw_REG_LLP((module), (channel)) = (uint32_t) (ptr))
+
+#define dmacHw_GET_SSTAT(module, channel) (dmacHw_REG_SSTAT((module), (channel)))
+#define dmacHw_GET_DSTAT(module, channel) (dmacHw_REG_DSTAT((module), (channel)))
+
+#define dmacHw_SET_SSTATAR(module, channel, addr) (dmacHw_REG_SSTATAR((module), (channel)) = (uint32_t) (addr))
+#define dmacHw_SET_DSTATAR(module, channel, addr) (dmacHw_REG_DSTATAR((module), (channel)) = (uint32_t) (addr))
+
+#define dmacHw_SET_CONTROL_LO(module, channel, ctl) (dmacHw_REG_CTL_LO((module), (channel)) |= (ctl))
+#define dmacHw_RESET_CONTROL_LO(module, channel) (dmacHw_REG_CTL_LO((module), (channel)) = 0)
+#define dmacHw_GET_CONTROL_LO(module, channel) (dmacHw_REG_CTL_LO((module), (channel)))
+
+#define dmacHw_SET_CONTROL_HI(module, channel, ctl) (dmacHw_REG_CTL_HI((module), (channel)) |= (ctl))
+#define dmacHw_RESET_CONTROL_HI(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) = 0)
+#define dmacHw_GET_CONTROL_HI(module, channel) (dmacHw_REG_CTL_HI((module), (channel)))
+
+#define dmacHw_GET_BLOCK_SIZE(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) & dmacHw_REG_CTL_BLOCK_TS_MASK)
+#define dmacHw_DMA_COMPLETE(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) & dmacHw_REG_CTL_DONE)
+
+#define dmacHw_SET_CONFIG_LO(module, channel, cfg) (dmacHw_REG_CFG_LO((module), (channel)) |= (cfg))
+#define dmacHw_RESET_CONFIG_LO(module, channel) (dmacHw_REG_CFG_LO((module), (channel)) = 0)
+#define dmacHw_GET_CONFIG_LO(module, channel) (dmacHw_REG_CFG_LO((module), (channel)))
+#define dmacHw_SET_AMBA_BUSRT_LEN(module, channel, len) (dmacHw_REG_CFG_LO((module), (channel)) = (dmacHw_REG_CFG_LO((module), (channel)) & ~(dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK)) | (((len) << 20) & dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK))
+#define dmacHw_SET_CHANNEL_PRIORITY(module, channel, prio) (dmacHw_REG_CFG_LO((module), (channel)) = (dmacHw_REG_CFG_LO((module), (channel)) & ~(dmacHw_REG_CFG_LO_CH_PRIORITY_MASK)) | (prio))
+#define dmacHw_SET_AHB_HPROT(module, channel, protect) (dmacHw_REG_CFG_HI(module, channel) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_AHB_HPROT_MASK)) | (protect))
+
+#define dmacHw_SET_CONFIG_HI(module, channel, cfg) (dmacHw_REG_CFG_HI((module), (channel)) |= (cfg))
+#define dmacHw_RESET_CONFIG_HI(module, channel) (dmacHw_REG_CFG_HI((module), (channel)) = 0)
+#define dmacHw_GET_CONFIG_HI(module, channel) (dmacHw_REG_CFG_HI((module), (channel)))
+#define dmacHw_SET_SRC_PERI_INTF(module, channel, intf) (dmacHw_REG_CFG_HI((module), (channel)) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK)) | (((intf) << 7) & dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK))
+#define dmacHw_SRC_PERI_INTF(intf) (((intf) << 7) & dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK)
+#define dmacHw_SET_DST_PERI_INTF(module, channel, intf) (dmacHw_REG_CFG_HI((module), (channel)) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK)) | (((intf) << 11) & dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK))
+#define dmacHw_DST_PERI_INTF(intf) (((intf) << 11) & dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK)
+
+#define dmacHw_DMA_START(module, channel) (dmacHw_REG_MISC_CH_ENABLE((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel)))
+#define dmacHw_DMA_STOP(module, channel) (dmacHw_REG_MISC_CH_ENABLE((module)) = (0x00000001 << ((channel) + 8)))
+#define dmacHw_DMA_ENABLE(module) (dmacHw_REG_MISC_CFG((module)) = 1)
+#define dmacHw_DMA_DISABLE(module) (dmacHw_REG_MISC_CFG((module)) = 0)
+
+#define dmacHw_TRAN_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_TRAN((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel)))
+#define dmacHw_BLOCK_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_BLOCK((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel)))
+#define dmacHw_ERROR_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_ERROR((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel)))
+
+#define dmacHw_TRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_TRAN((module)) = (0x00000001 << ((channel) + 8)))
+#define dmacHw_BLOCK_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_BLOCK((module)) = (0x00000001 << ((channel) + 8)))
+#define dmacHw_ERROR_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_ERROR((module)) = (0x00000001 << ((channel) + 8)))
+#define dmacHw_STRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_STRAN((module)) = (0x00000001 << ((channel) + 8)))
+#define dmacHw_DTRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_DTRAN((module)) = (0x00000001 << ((channel) + 8)))
+
+#define dmacHw_TRAN_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_TRAN((module)) = (0x00000001 << (channel)))
+#define dmacHw_BLOCK_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_BLOCK((module)) = (0x00000001 << (channel)))
+#define dmacHw_ERROR_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_ERROR((module)) = (0x00000001 << (channel)))
+
+#define dmacHw_GET_NUM_CHANNEL(module) (((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_NUM_CHANNELS) >> 8) + 1)
+#define dmacHw_GET_NUM_INTERFACE(module) (((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_NUM_INTERFACE) >> 11) + 1)
+#define dmacHw_GET_MAX_BLOCK_SIZE(module, channel) ((dmacHw_REG_MISC_COMP_PARAM1_LO((module)) >> (4 * (channel))) & dmacHw_REG_COMP_PARAM_MAX_BLK_SIZE)
+#define dmacHw_GET_CHANNEL_DATA_WIDTH(module, channel) ((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_DATA_WIDTH) >> 13)
+
+#endif /* _DMACHW_REG_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h b/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h
new file mode 100644
index 00000000000..cfa91bed9d3
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h
@@ -0,0 +1,73 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+
+#ifndef CSP_HW_CFG_H
+#define CSP_HW_CFG_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <cfg_global.h>
+#include <mach/csp/cap_inline.h>
+
+#if defined(__KERNEL__)
+#include <mach/memory_settings.h>
+#else
+#include <hw_cfg.h>
+#endif
+
+/* Some items that can be defined externally, but will be set to default values */
+/* if they are not defined. */
+/* HW_CFG_PLL_SPREAD_SPECTRUM_DISABLE Default undefined and SS is enabled. */
+/* HW_CFG_SDRAM_CAS_LATENCY 5 Default 5, Values [3..6] */
+/* HW_CFG_SDRAM_CHIP_SELECT_CNT 1 Default 1, Vaules [1..2] */
+/* HW_CFG_SDRAM_SPEED_GRADE 667 Default 667, Values [400,533,667,800] */
+/* HW_CFG_SDRAM_WIDTH_BITS 16 Default 16, Vaules [8,16] */
+/* HW_CFG_SDRAM_ADDR_BRC Default undefined and Row-Bank-Col (RBC) addressing used. Define to use Bank-Row-Col (BRC). */
+/* HW_CFG_SDRAM_CLK_ASYNC Default undefined and DDR clock is synchronous with AXI BUS clock. Define for ASYNC mode. */
+
+#if defined(CFG_GLOBAL_CHIP)
+ #if (CFG_GLOBAL_CHIP == FPGA11107)
+ #define HW_CFG_BUS_CLK_HZ 5000000
+ #define HW_CFG_DDR_CTLR_CLK_HZ 10000000
+ #define HW_CFG_DDR_PHY_OMIT
+ #define HW_CFG_UART_CLK_HZ 7500000
+ #else
+ #define HW_CFG_PLL_VCO_HZ 2000000000
+ #define HW_CFG_PLL2_VCO_HZ 1800000000
+ #define HW_CFG_ARM_CLK_HZ CAP_HW_CFG_ARM_CLK_HZ
+ #define HW_CFG_BUS_CLK_HZ 166666666
+ #define HW_CFG_DDR_CTLR_CLK_HZ 333333333
+ #define HW_CFG_DDR_PHY_CLK_HZ (2 * HW_CFG_DDR_CTLR_CLK_HZ)
+ #define HW_CFG_UART_CLK_HZ 142857142
+ #define HW_CFG_VPM_CLK_HZ CAP_HW_CFG_VPM_CLK_HZ
+ #endif
+#else
+ #define HW_CFG_PLL_VCO_HZ 1800000000
+ #define HW_CFG_PLL2_VCO_HZ 1800000000
+ #define HW_CFG_ARM_CLK_HZ 450000000
+ #define HW_CFG_BUS_CLK_HZ 150000000
+ #define HW_CFG_DDR_CTLR_CLK_HZ 300000000
+ #define HW_CFG_DDR_PHY_CLK_HZ (2 * HW_CFG_DDR_CTLR_CLK_HZ)
+ #define HW_CFG_UART_CLK_HZ 150000000
+ #define HW_CFG_VPM_CLK_HZ 300000000
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+
+#endif /* CSP_HW_CFG_H */
+
diff --git a/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h
new file mode 100644
index 00000000000..e01fc4607c9
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h
@@ -0,0 +1,246 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file intcHw_reg.h
+*
+* @brief platform specific interrupt controller bit assignments
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef _INTCHW_REG_H
+#define _INTCHW_REG_H
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <csp/stdint.h>
+#include <csp/reg.h>
+#include <mach/csp/mm_io.h>
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+#define INTCHW_NUM_IRQ_PER_INTC 32 /* Maximum number of interrupt controllers */
+#define INTCHW_NUM_INTC 3
+
+/* Defines for interrupt controllers. This simplifies and cleans up the function calls. */
+#define INTCHW_INTC0 ((void *)MM_IO_BASE_INTC0)
+#define INTCHW_INTC1 ((void *)MM_IO_BASE_INTC1)
+#define INTCHW_SINTC ((void *)MM_IO_BASE_SINTC)
+
+/* INTC0 - interrupt controller 0 */
+#define INTCHW_INTC0_PIF_BITNUM 31 /* Peripheral interface interrupt */
+#define INTCHW_INTC0_CLCD_BITNUM 30 /* LCD Controller interrupt */
+#define INTCHW_INTC0_GE_BITNUM 29 /* Graphic engine interrupt */
+#define INTCHW_INTC0_APM_BITNUM 28 /* Audio process module interrupt */
+#define INTCHW_INTC0_ESW_BITNUM 27 /* Ethernet switch interrupt */
+#define INTCHW_INTC0_SPIH_BITNUM 26 /* SPI host interrupt */
+#define INTCHW_INTC0_TIMER3_BITNUM 25 /* Timer3 interrupt */
+#define INTCHW_INTC0_TIMER2_BITNUM 24 /* Timer2 interrupt */
+#define INTCHW_INTC0_TIMER1_BITNUM 23 /* Timer1 interrupt */
+#define INTCHW_INTC0_TIMER0_BITNUM 22 /* Timer0 interrupt */
+#define INTCHW_INTC0_SDIOH1_BITNUM 21 /* SDIO1 host interrupt */
+#define INTCHW_INTC0_SDIOH0_BITNUM 20 /* SDIO0 host interrupt */
+#define INTCHW_INTC0_USBD_BITNUM 19 /* USB device interrupt */
+#define INTCHW_INTC0_USBH1_BITNUM 18 /* USB1 host interrupt */
+#define INTCHW_INTC0_USBHD2_BITNUM 17 /* USB host2/device2 interrupt */
+#define INTCHW_INTC0_VPM_BITNUM 16 /* Voice process module interrupt */
+#define INTCHW_INTC0_DMA1C7_BITNUM 15 /* DMA1 channel 7 interrupt */
+#define INTCHW_INTC0_DMA1C6_BITNUM 14 /* DMA1 channel 6 interrupt */
+#define INTCHW_INTC0_DMA1C5_BITNUM 13 /* DMA1 channel 5 interrupt */
+#define INTCHW_INTC0_DMA1C4_BITNUM 12 /* DMA1 channel 4 interrupt */
+#define INTCHW_INTC0_DMA1C3_BITNUM 11 /* DMA1 channel 3 interrupt */
+#define INTCHW_INTC0_DMA1C2_BITNUM 10 /* DMA1 channel 2 interrupt */
+#define INTCHW_INTC0_DMA1C1_BITNUM 9 /* DMA1 channel 1 interrupt */
+#define INTCHW_INTC0_DMA1C0_BITNUM 8 /* DMA1 channel 0 interrupt */
+#define INTCHW_INTC0_DMA0C7_BITNUM 7 /* DMA0 channel 7 interrupt */
+#define INTCHW_INTC0_DMA0C6_BITNUM 6 /* DMA0 channel 6 interrupt */
+#define INTCHW_INTC0_DMA0C5_BITNUM 5 /* DMA0 channel 5 interrupt */
+#define INTCHW_INTC0_DMA0C4_BITNUM 4 /* DMA0 channel 4 interrupt */
+#define INTCHW_INTC0_DMA0C3_BITNUM 3 /* DMA0 channel 3 interrupt */
+#define INTCHW_INTC0_DMA0C2_BITNUM 2 /* DMA0 channel 2 interrupt */
+#define INTCHW_INTC0_DMA0C1_BITNUM 1 /* DMA0 channel 1 interrupt */
+#define INTCHW_INTC0_DMA0C0_BITNUM 0 /* DMA0 channel 0 interrupt */
+
+#define INTCHW_INTC0_PIF (1<<INTCHW_INTC0_PIF_BITNUM)
+#define INTCHW_INTC0_CLCD (1<<INTCHW_INTC0_CLCD_BITNUM)
+#define INTCHW_INTC0_GE (1<<INTCHW_INTC0_GE_BITNUM)
+#define INTCHW_INTC0_APM (1<<INTCHW_INTC0_APM_BITNUM)
+#define INTCHW_INTC0_ESW (1<<INTCHW_INTC0_ESW_BITNUM)
+#define INTCHW_INTC0_SPIH (1<<INTCHW_INTC0_SPIH_BITNUM)
+#define INTCHW_INTC0_TIMER3 (1<<INTCHW_INTC0_TIMER3_BITNUM)
+#define INTCHW_INTC0_TIMER2 (1<<INTCHW_INTC0_TIMER2_BITNUM)
+#define INTCHW_INTC0_TIMER1 (1<<INTCHW_INTC0_TIMER1_BITNUM)
+#define INTCHW_INTC0_TIMER0 (1<<INTCHW_INTC0_TIMER0_BITNUM)
+#define INTCHW_INTC0_SDIOH1 (1<<INTCHW_INTC0_SDIOH1_BITNUM)
+#define INTCHW_INTC0_SDIOH0 (1<<INTCHW_INTC0_SDIOH0_BITNUM)
+#define INTCHW_INTC0_USBD (1<<INTCHW_INTC0_USBD_BITNUM)
+#define INTCHW_INTC0_USBH1 (1<<INTCHW_INTC0_USBH1_BITNUM)
+#define INTCHW_INTC0_USBHD2 (1<<INTCHW_INTC0_USBHD2_BITNUM)
+#define INTCHW_INTC0_VPM (1<<INTCHW_INTC0_VPM_BITNUM)
+#define INTCHW_INTC0_DMA1C7 (1<<INTCHW_INTC0_DMA1C7_BITNUM)
+#define INTCHW_INTC0_DMA1C6 (1<<INTCHW_INTC0_DMA1C6_BITNUM)
+#define INTCHW_INTC0_DMA1C5 (1<<INTCHW_INTC0_DMA1C5_BITNUM)
+#define INTCHW_INTC0_DMA1C4 (1<<INTCHW_INTC0_DMA1C4_BITNUM)
+#define INTCHW_INTC0_DMA1C3 (1<<INTCHW_INTC0_DMA1C3_BITNUM)
+#define INTCHW_INTC0_DMA1C2 (1<<INTCHW_INTC0_DMA1C2_BITNUM)
+#define INTCHW_INTC0_DMA1C1 (1<<INTCHW_INTC0_DMA1C1_BITNUM)
+#define INTCHW_INTC0_DMA1C0 (1<<INTCHW_INTC0_DMA1C0_BITNUM)
+#define INTCHW_INTC0_DMA0C7 (1<<INTCHW_INTC0_DMA0C7_BITNUM)
+#define INTCHW_INTC0_DMA0C6 (1<<INTCHW_INTC0_DMA0C6_BITNUM)
+#define INTCHW_INTC0_DMA0C5 (1<<INTCHW_INTC0_DMA0C5_BITNUM)
+#define INTCHW_INTC0_DMA0C4 (1<<INTCHW_INTC0_DMA0C4_BITNUM)
+#define INTCHW_INTC0_DMA0C3 (1<<INTCHW_INTC0_DMA0C3_BITNUM)
+#define INTCHW_INTC0_DMA0C2 (1<<INTCHW_INTC0_DMA0C2_BITNUM)
+#define INTCHW_INTC0_DMA0C1 (1<<INTCHW_INTC0_DMA0C1_BITNUM)
+#define INTCHW_INTC0_DMA0C0 (1<<INTCHW_INTC0_DMA0C0_BITNUM)
+
+/* INTC1 - interrupt controller 1 */
+#define INTCHW_INTC1_DDRVPMP_BITNUM 27 /* DDR and VPM PLL clock phase relationship interupt (Not for A0) */
+#define INTCHW_INTC1_DDRVPMT_BITNUM 26 /* DDR and VPM HW phase align timeout interrupt (Not for A0) */
+#define INTCHW_INTC1_DDRP_BITNUM 26 /* DDR and PLL clock phase relationship interupt (For A0 only)) */
+#define INTCHW_INTC1_RTC2_BITNUM 25 /* Real time clock tamper interrupt */
+#define INTCHW_INTC1_VDEC_BITNUM 24 /* Hantro Video Decoder interrupt */
+/* Bits 13-23 are non-secure versions of the corresponding secure bits in SINTC bits 0-10. */
+#define INTCHW_INTC1_SPUM_BITNUM 23 /* Secure process module interrupt */
+#define INTCHW_INTC1_RTC1_BITNUM 22 /* Real time clock one-shot interrupt */
+#define INTCHW_INTC1_RTC0_BITNUM 21 /* Real time clock periodic interrupt */
+#define INTCHW_INTC1_RNG_BITNUM 20 /* Random number generator interrupt */
+#define INTCHW_INTC1_FMPU_BITNUM 19 /* Flash memory parition unit interrupt */
+#define INTCHW_INTC1_VMPU_BITNUM 18 /* VRAM memory partition interrupt */
+#define INTCHW_INTC1_DMPU_BITNUM 17 /* DDR2 memory partition interrupt */
+#define INTCHW_INTC1_KEYC_BITNUM 16 /* Key pad controller interrupt */
+#define INTCHW_INTC1_TSC_BITNUM 15 /* Touch screen controller interrupt */
+#define INTCHW_INTC1_UART0_BITNUM 14 /* UART 0 */
+#define INTCHW_INTC1_WDOG_BITNUM 13 /* Watchdog timer interrupt */
+
+#define INTCHW_INTC1_UART1_BITNUM 12 /* UART 1 */
+#define INTCHW_INTC1_PMUIRQ_BITNUM 11 /* ARM performance monitor interrupt */
+#define INTCHW_INTC1_COMMRX_BITNUM 10 /* ARM DDC receive interrupt */
+#define INTCHW_INTC1_COMMTX_BITNUM 9 /* ARM DDC transmit interrupt */
+#define INTCHW_INTC1_FLASHC_BITNUM 8 /* Flash controller interrupt */
+#define INTCHW_INTC1_GPHY_BITNUM 7 /* Gigabit Phy interrupt */
+#define INTCHW_INTC1_SPIS_BITNUM 6 /* SPI slave interrupt */
+#define INTCHW_INTC1_I2CS_BITNUM 5 /* I2C slave interrupt */
+#define INTCHW_INTC1_I2CH_BITNUM 4 /* I2C host interrupt */
+#define INTCHW_INTC1_I2S1_BITNUM 3 /* I2S1 interrupt */
+#define INTCHW_INTC1_I2S0_BITNUM 2 /* I2S0 interrupt */
+#define INTCHW_INTC1_GPIO1_BITNUM 1 /* GPIO bit 64//32 combined interrupt */
+#define INTCHW_INTC1_GPIO0_BITNUM 0 /* GPIO bit 31//0 combined interrupt */
+
+#define INTCHW_INTC1_DDRVPMT (1<<INTCHW_INTC1_DDRVPMT_BITNUM)
+#define INTCHW_INTC1_DDRVPMP (1<<INTCHW_INTC1_DDRVPMP_BITNUM)
+#define INTCHW_INTC1_DDRP (1<<INTCHW_INTC1_DDRP_BITNUM)
+#define INTCHW_INTC1_VDEC (1<<INTCHW_INTC1_VDEC_BITNUM)
+#define INTCHW_INTC1_SPUM (1<<INTCHW_INTC1_SPUM_BITNUM)
+#define INTCHW_INTC1_RTC2 (1<<INTCHW_INTC1_RTC2_BITNUM)
+#define INTCHW_INTC1_RTC1 (1<<INTCHW_INTC1_RTC1_BITNUM)
+#define INTCHW_INTC1_RTC0 (1<<INTCHW_INTC1_RTC0_BITNUM)
+#define INTCHW_INTC1_RNG (1<<INTCHW_INTC1_RNG_BITNUM)
+#define INTCHW_INTC1_FMPU (1<<INTCHW_INTC1_FMPU_BITNUM)
+#define INTCHW_INTC1_IMPU (1<<INTCHW_INTC1_IMPU_BITNUM)
+#define INTCHW_INTC1_DMPU (1<<INTCHW_INTC1_DMPU_BITNUM)
+#define INTCHW_INTC1_KEYC (1<<INTCHW_INTC1_KEYC_BITNUM)
+#define INTCHW_INTC1_TSC (1<<INTCHW_INTC1_TSC_BITNUM)
+#define INTCHW_INTC1_UART0 (1<<INTCHW_INTC1_UART0_BITNUM)
+#define INTCHW_INTC1_WDOG (1<<INTCHW_INTC1_WDOG_BITNUM)
+#define INTCHW_INTC1_UART1 (1<<INTCHW_INTC1_UART1_BITNUM)
+#define INTCHW_INTC1_PMUIRQ (1<<INTCHW_INTC1_PMUIRQ_BITNUM)
+#define INTCHW_INTC1_COMMRX (1<<INTCHW_INTC1_COMMRX_BITNUM)
+#define INTCHW_INTC1_COMMTX (1<<INTCHW_INTC1_COMMTX_BITNUM)
+#define INTCHW_INTC1_FLASHC (1<<INTCHW_INTC1_FLASHC_BITNUM)
+#define INTCHW_INTC1_GPHY (1<<INTCHW_INTC1_GPHY_BITNUM)
+#define INTCHW_INTC1_SPIS (1<<INTCHW_INTC1_SPIS_BITNUM)
+#define INTCHW_INTC1_I2CS (1<<INTCHW_INTC1_I2CS_BITNUM)
+#define INTCHW_INTC1_I2CH (1<<INTCHW_INTC1_I2CH_BITNUM)
+#define INTCHW_INTC1_I2S1 (1<<INTCHW_INTC1_I2S1_BITNUM)
+#define INTCHW_INTC1_I2S0 (1<<INTCHW_INTC1_I2S0_BITNUM)
+#define INTCHW_INTC1_GPIO1 (1<<INTCHW_INTC1_GPIO1_BITNUM)
+#define INTCHW_INTC1_GPIO0 (1<<INTCHW_INTC1_GPIO0_BITNUM)
+
+/* SINTC secure int controller */
+#define INTCHW_SINTC_RTC2_BITNUM 15 /* Real time clock tamper interrupt */
+#define INTCHW_SINTC_TIMER3_BITNUM 14 /* Secure timer3 interrupt */
+#define INTCHW_SINTC_TIMER2_BITNUM 13 /* Secure timer2 interrupt */
+#define INTCHW_SINTC_TIMER1_BITNUM 12 /* Secure timer1 interrupt */
+#define INTCHW_SINTC_TIMER0_BITNUM 11 /* Secure timer0 interrupt */
+#define INTCHW_SINTC_SPUM_BITNUM 10 /* Secure process module interrupt */
+#define INTCHW_SINTC_RTC1_BITNUM 9 /* Real time clock one-shot interrupt */
+#define INTCHW_SINTC_RTC0_BITNUM 8 /* Real time clock periodic interrupt */
+#define INTCHW_SINTC_RNG_BITNUM 7 /* Random number generator interrupt */
+#define INTCHW_SINTC_FMPU_BITNUM 6 /* Flash memory parition unit interrupt */
+#define INTCHW_SINTC_VMPU_BITNUM 5 /* VRAM memory partition interrupt */
+#define INTCHW_SINTC_DMPU_BITNUM 4 /* DDR2 memory partition interrupt */
+#define INTCHW_SINTC_KEYC_BITNUM 3 /* Key pad controller interrupt */
+#define INTCHW_SINTC_TSC_BITNUM 2 /* Touch screen controller interrupt */
+#define INTCHW_SINTC_UART0_BITNUM 1 /* UART0 interrupt */
+#define INTCHW_SINTC_WDOG_BITNUM 0 /* Watchdog timer interrupt */
+
+#define INTCHW_SINTC_TIMER3 (1<<INTCHW_SINTC_TIMER3_BITNUM)
+#define INTCHW_SINTC_TIMER2 (1<<INTCHW_SINTC_TIMER2_BITNUM)
+#define INTCHW_SINTC_TIMER1 (1<<INTCHW_SINTC_TIMER1_BITNUM)
+#define INTCHW_SINTC_TIMER0 (1<<INTCHW_SINTC_TIMER0_BITNUM)
+#define INTCHW_SINTC_SPUM (1<<INTCHW_SINTC_SPUM_BITNUM)
+#define INTCHW_SINTC_RTC2 (1<<INTCHW_SINTC_RTC2_BITNUM)
+#define INTCHW_SINTC_RTC1 (1<<INTCHW_SINTC_RTC1_BITNUM)
+#define INTCHW_SINTC_RTC0 (1<<INTCHW_SINTC_RTC0_BITNUM)
+#define INTCHW_SINTC_RNG (1<<INTCHW_SINTC_RNG_BITNUM)
+#define INTCHW_SINTC_FMPU (1<<INTCHW_SINTC_FMPU_BITNUM)
+#define INTCHW_SINTC_IMPU (1<<INTCHW_SINTC_IMPU_BITNUM)
+#define INTCHW_SINTC_DMPU (1<<INTCHW_SINTC_DMPU_BITNUM)
+#define INTCHW_SINTC_KEYC (1<<INTCHW_SINTC_KEYC_BITNUM)
+#define INTCHW_SINTC_TSC (1<<INTCHW_SINTC_TSC_BITNUM)
+#define INTCHW_SINTC_UART0 (1<<INTCHW_SINTC_UART0_BITNUM)
+#define INTCHW_SINTC_WDOG (1<<INTCHW_SINTC_WDOG_BITNUM)
+
+/* PL192 Vectored Interrupt Controller (VIC) layout */
+#define INTCHW_IRQSTATUS 0x00 /* IRQ status register */
+#define INTCHW_FIQSTATUS 0x04 /* FIQ status register */
+#define INTCHW_RAWINTR 0x08 /* Raw Interrupt Status register */
+#define INTCHW_INTSELECT 0x0c /* Interrupt Select Register */
+#define INTCHW_INTENABLE 0x10 /* Interrupt Enable Register */
+#define INTCHW_INTENCLEAR 0x14 /* Interrupt Enable Clear Register */
+#define INTCHW_SOFTINT 0x18 /* Soft Interrupt Register */
+#define INTCHW_SOFTINTCLEAR 0x1c /* Soft Interrupt Clear Register */
+#define INTCHW_PROTECTION 0x20 /* Protection Enable Register */
+#define INTCHW_SWPRIOMASK 0x24 /* Software Priority Mask Register */
+#define INTCHW_PRIODAISY 0x28 /* Priority Daisy Chain Register */
+#define INTCHW_VECTADDR0 0x100 /* Vector Address Registers */
+#define INTCHW_VECTPRIO0 0x200 /* Vector Priority Registers 0-31 */
+#define INTCHW_ADDRESS 0xf00 /* Vector Address Register 0-31 */
+#define INTCHW_PID 0xfe0 /* Peripheral ID Register 0-3 */
+#define INTCHW_PCELLID 0xff0 /* PrimeCell ID Register 0-3 */
+
+/* Example Usage: intcHw_irq_enable(INTCHW_INTC0, INTCHW_INTC0_TIMER0); */
+/* intcHw_irq_clear(INTCHW_INTC0, INTCHW_INTC0_TIMER0); */
+/* uint32_t bits = intcHw_irq_status(INTCHW_INTC0); */
+/* uint32_t bits = intcHw_irq_raw_status(INTCHW_INTC0); */
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+/* Clear one or more IRQ interrupts. */
+static inline void intcHw_irq_disable(void *basep, uint32_t mask)
+{
+ __REG32(basep + INTCHW_INTENCLEAR) = mask;
+}
+
+/* Enables one or more IRQ interrupts. */
+static inline void intcHw_irq_enable(void *basep, uint32_t mask)
+{
+ __REG32(basep + INTCHW_INTENABLE) = mask;
+}
+
+#endif /* _INTCHW_REG_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h b/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h
new file mode 100644
index 00000000000..86bb58d4f58
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h
@@ -0,0 +1,101 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file mm_addr.h
+*
+* @brief Memory Map address defintions
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef _MM_ADDR_H
+#define _MM_ADDR_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#if !defined(CSP_SIMULATION)
+#include <cfg_global.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+/* Memory Map address definitions */
+
+#define MM_ADDR_DDR 0x00000000
+
+#define MM_ADDR_IO_VPM_EXTMEM_RSVD 0x0F000000 /* 16 MB - Reserved external memory for VPM use */
+
+#define MM_ADDR_IO_FLASHC 0x20000000
+#define MM_ADDR_IO_BROM 0x30000000
+#define MM_ADDR_IO_ARAM 0x30100000 /* 64 KB - extra cycle latency - WS switch */
+#define MM_ADDR_IO_DMA0 0x30200000
+#define MM_ADDR_IO_DMA1 0x30300000
+#define MM_ADDR_IO_ESW 0x30400000
+#define MM_ADDR_IO_CLCD 0x30500000
+#define MM_ADDR_IO_PIF 0x30580000
+#define MM_ADDR_IO_APM 0x30600000
+#define MM_ADDR_IO_SPUM 0x30700000
+#define MM_ADDR_IO_VPM_PROG 0x30800000
+#define MM_ADDR_IO_VPM_DATA 0x30A00000
+#define MM_ADDR_IO_VRAM 0x40000000 /* 64 KB - security block in front of it */
+#define MM_ADDR_IO_CHIPC 0x80000000
+#define MM_ADDR_IO_UMI 0x80001000
+#define MM_ADDR_IO_NAND 0x80001800
+#define MM_ADDR_IO_LEDM 0x80002000
+#define MM_ADDR_IO_PWM 0x80002040
+#define MM_ADDR_IO_VINTC 0x80003000
+#define MM_ADDR_IO_GPIO0 0x80004000
+#define MM_ADDR_IO_GPIO1 0x80004800
+#define MM_ADDR_IO_I2CS 0x80005000
+#define MM_ADDR_IO_SPIS 0x80006000
+#define MM_ADDR_IO_HPM 0x80007400
+#define MM_ADDR_IO_HPM_REMAP 0x80007800
+#define MM_ADDR_IO_TZPC 0x80008000
+#define MM_ADDR_IO_MPU 0x80009000
+#define MM_ADDR_IO_SPUMP 0x8000a000
+#define MM_ADDR_IO_PKA 0x8000b000
+#define MM_ADDR_IO_RNG 0x8000c000
+#define MM_ADDR_IO_KEYC 0x8000d000
+#define MM_ADDR_IO_BBL 0x8000e000
+#define MM_ADDR_IO_OTP 0x8000f000
+#define MM_ADDR_IO_I2S0 0x80010000
+#define MM_ADDR_IO_I2S1 0x80011000
+#define MM_ADDR_IO_UARTA 0x80012000
+#define MM_ADDR_IO_UARTB 0x80013000
+#define MM_ADDR_IO_I2CH 0x80014020
+#define MM_ADDR_IO_SPIH 0x80015000
+#define MM_ADDR_IO_TSC 0x80016000
+#define MM_ADDR_IO_TMR 0x80017000
+#define MM_ADDR_IO_WATCHDOG 0x80017800
+#define MM_ADDR_IO_ETM 0x80018000
+#define MM_ADDR_IO_DDRC 0x80019000
+#define MM_ADDR_IO_SINTC 0x80100000
+#define MM_ADDR_IO_INTC0 0x80200000
+#define MM_ADDR_IO_INTC1 0x80201000
+#define MM_ADDR_IO_GE 0x80300000
+#define MM_ADDR_IO_USB_CTLR0 0x80400000
+#define MM_ADDR_IO_USB_CTLR1 0x80410000
+#define MM_ADDR_IO_USB_PHY 0x80420000
+#define MM_ADDR_IO_SDIOH0 0x80500000
+#define MM_ADDR_IO_SDIOH1 0x80600000
+#define MM_ADDR_IO_VDEC 0x80700000
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#endif /* _MM_ADDR_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/mm_io.h b/arch/arm/mach-bcmring/include/mach/csp/mm_io.h
new file mode 100644
index 00000000000..de92ec6a01a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/mm_io.h
@@ -0,0 +1,147 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file mm_io.h
+*
+* @brief Memory Map I/O definitions
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef _MM_IO_H
+#define _MM_IO_H
+
+/* ---- Include Files ---------------------------------------------------- */
+#include <mach/csp/mm_addr.h>
+
+#if !defined(CSP_SIMULATION)
+#include <cfg_global.h>
+#endif
+
+/* ---- Public Constants and Types --------------------------------------- */
+
+#if defined(CONFIG_MMU)
+
+/* This macro is referenced in <mach/io.h>
+ * Phys to Virtual 0xNyxxxxxx => 0xFNxxxxxx
+ * This macro is referenced in <asm/arch/io.h>
+ *
+ * Assume VPM address is the last x MB of memory. For VPM, map to
+ * 0xf0000000 and up.
+ */
+
+#ifndef MM_IO_PHYS_TO_VIRT
+#ifdef __ASSEMBLY__
+#define MM_IO_PHYS_TO_VIRT(phys) (0xF0000000 | (((phys) >> 4) & 0x0F000000) | ((phys) & 0xFFFFFF))
+#else
+#define MM_IO_PHYS_TO_VIRT(phys) (((phys) == MM_ADDR_IO_VPM_EXTMEM_RSVD) ? 0xF0000000 : \
+ (0xF0000000 | (((phys) >> 4) & 0x0F000000) | ((phys) & 0xFFFFFF)))
+#endif
+#endif
+
+/* Virtual to Physical 0xFNxxxxxx => 0xN0xxxxxx */
+
+#ifndef MM_IO_VIRT_TO_PHYS
+#ifdef __ASSEMBLY__
+#define MM_IO_VIRT_TO_PHYS(virt) ((((virt) & 0x0F000000) << 4) | ((virt) & 0xFFFFFF))
+#else
+#define MM_IO_VIRT_TO_PHYS(virt) (((virt) == 0xF0000000) ? MM_ADDR_IO_VPM_EXTMEM_RSVD : \
+ ((((virt) & 0x0F000000) << 4) | ((virt) & 0xFFFFFF)))
+#endif
+#endif
+
+#else
+
+#ifndef MM_IO_PHYS_TO_VIRT
+#define MM_IO_PHYS_TO_VIRT(phys) (phys)
+#endif
+
+#ifndef MM_IO_VIRT_TO_PHYS
+#define MM_IO_VIRT_TO_PHYS(virt) (virt)
+#endif
+
+#endif
+
+/* Registers in 0xExxxxxxx that should be moved to 0xFxxxxxxx */
+#define MM_IO_BASE_FLASHC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_FLASHC)
+#define MM_IO_BASE_NAND MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_NAND)
+#define MM_IO_BASE_UMI MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UMI)
+
+#define MM_IO_START MM_ADDR_IO_FLASHC /* Physical beginning of IO mapped memory */
+#define MM_IO_BASE MM_IO_BASE_FLASHC /* Virtual beginning of IO mapped memory */
+
+#define MM_IO_BASE_BROM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_BROM)
+#define MM_IO_BASE_ARAM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ARAM)
+#define MM_IO_BASE_DMA0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DMA0)
+#define MM_IO_BASE_DMA1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DMA1)
+#define MM_IO_BASE_ESW MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ESW)
+#define MM_IO_BASE_CLCD MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_CLCD)
+#define MM_IO_BASE_PIF MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PIF)
+#define MM_IO_BASE_APM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_APM)
+#define MM_IO_BASE_SPUM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPUM)
+#define MM_IO_BASE_VPM_PROG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_PROG)
+#define MM_IO_BASE_VPM_DATA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_DATA)
+
+#define MM_IO_BASE_VRAM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VRAM)
+
+#define MM_IO_BASE_CHIPC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_CHIPC)
+#define MM_IO_BASE_DDRC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DDRC)
+#define MM_IO_BASE_LEDM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_LEDM)
+#define MM_IO_BASE_PWM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PWM)
+#define MM_IO_BASE_VINTC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VINTC)
+#define MM_IO_BASE_GPIO0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GPIO0)
+#define MM_IO_BASE_GPIO1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GPIO1)
+#define MM_IO_BASE_TMR MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TMR)
+#define MM_IO_BASE_WATCHDOG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_WATCHDOG)
+#define MM_IO_BASE_ETM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ETM)
+#define MM_IO_BASE_HPM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_HPM)
+#define MM_IO_BASE_HPM_REMAP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_HPM_REMAP)
+#define MM_IO_BASE_TZPC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TZPC)
+#define MM_IO_BASE_MPU MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_MPU)
+#define MM_IO_BASE_SPUMP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPUMP)
+#define MM_IO_BASE_PKA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PKA)
+#define MM_IO_BASE_RNG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_RNG)
+#define MM_IO_BASE_KEYC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_KEYC)
+#define MM_IO_BASE_BBL MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_BBL)
+#define MM_IO_BASE_OTP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_OTP)
+#define MM_IO_BASE_I2S0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2S0)
+#define MM_IO_BASE_I2S1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2S1)
+#define MM_IO_BASE_UARTA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UARTA)
+#define MM_IO_BASE_UARTB MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UARTB)
+#define MM_IO_BASE_I2CH MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2CH)
+#define MM_IO_BASE_SPIH MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPIH)
+#define MM_IO_BASE_TSC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TSC)
+#define MM_IO_BASE_I2CS MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2CS)
+#define MM_IO_BASE_SPIS MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPIS)
+#define MM_IO_BASE_SINTC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SINTC)
+#define MM_IO_BASE_INTC0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_INTC0)
+#define MM_IO_BASE_INTC1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_INTC1)
+#define MM_IO_BASE_GE MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GE)
+#define MM_IO_BASE_USB_CTLR0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_CTLR0)
+#define MM_IO_BASE_USB_CTLR1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_CTLR1)
+#define MM_IO_BASE_USB_PHY MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_PHY)
+#define MM_IO_BASE_SDIOH0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SDIOH0)
+#define MM_IO_BASE_SDIOH1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SDIOH1)
+#define MM_IO_BASE_VDEC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VDEC)
+
+#define MM_IO_BASE_VPM_EXTMEM_RSVD MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_EXTMEM_RSVD)
+
+/* ---- Public Variable Externs ------------------------------------------ */
+/* ---- Public Function Prototypes --------------------------------------- */
+
+#endif /* _MM_IO_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h b/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h
new file mode 100644
index 00000000000..d15f5f3ec2d
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h
@@ -0,0 +1,100 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file secHw_def.h
+*
+* @brief Definitions for configuring/testing secure blocks
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef SECHW_DEF_H
+#define SECHW_DEF_H
+
+#include <mach/csp/mm_io.h>
+
+/* Bit mask for various secure device */
+#define secHw_BLK_MASK_CHIP_CONTROL 0x00000001
+#define secHw_BLK_MASK_KEY_SCAN 0x00000002
+#define secHw_BLK_MASK_TOUCH_SCREEN 0x00000004
+#define secHw_BLK_MASK_UART0 0x00000008
+#define secHw_BLK_MASK_UART1 0x00000010
+#define secHw_BLK_MASK_WATCHDOG 0x00000020
+#define secHw_BLK_MASK_SPUM 0x00000040
+#define secHw_BLK_MASK_DDR2 0x00000080
+#define secHw_BLK_MASK_EXT_MEM 0x00000100
+#define secHw_BLK_MASK_ESW 0x00000200
+#define secHw_BLK_MASK_SPU 0x00010000
+#define secHw_BLK_MASK_PKA 0x00020000
+#define secHw_BLK_MASK_RNG 0x00040000
+#define secHw_BLK_MASK_RTC 0x00080000
+#define secHw_BLK_MASK_OTP 0x00100000
+#define secHw_BLK_MASK_BOOT 0x00200000
+#define secHw_BLK_MASK_MPU 0x00400000
+#define secHw_BLK_MASK_TZCTRL 0x00800000
+#define secHw_BLK_MASK_INTR 0x01000000
+
+/* Trustzone register set */
+typedef struct {
+ volatile uint32_t status; /* read only - reflects status of writes of 2 write registers */
+ volatile uint32_t setUnsecure; /* write only. reads back as 0 */
+ volatile uint32_t setSecure; /* write only. reads back as 0 */
+} secHw_TZREG_t;
+
+/* There are 2 register sets. The first is for the lower 16 bits, the 2nd */
+/* is for the higher 16 bits. */
+
+typedef enum {
+ secHw_IDX_LS = 0,
+ secHw_IDX_MS = 1,
+ secHw_IDX_NUM
+} secHw_IDX_e;
+
+typedef struct {
+ volatile secHw_TZREG_t reg[secHw_IDX_NUM];
+} secHw_REGS_t;
+
+/****************************************************************************/
+/**
+* @brief Configures a device as a secure device
+*
+*/
+/****************************************************************************/
+static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Configures a device as a non-secure device
+*
+*/
+/****************************************************************************/
+static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
+ );
+
+/****************************************************************************/
+/**
+* @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure
+*
+*/
+/****************************************************************************/
+static inline uint32_t secHw_getStatus(void);
+
+#include <mach/csp/secHw_inline.h>
+
+#endif /* SECHW_DEF_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h b/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h
new file mode 100644
index 00000000000..9cd6a032ab7
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h
@@ -0,0 +1,79 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file secHw_inline.h
+*
+* @brief Definitions for configuring/testing secure blocks
+*
+* @note
+* None
+*/
+/****************************************************************************/
+
+#ifndef SECHW_INLINE_H
+#define SECHW_INLINE_H
+
+/****************************************************************************/
+/**
+* @brief Configures a device as a secure device
+*
+*/
+/****************************************************************************/
+static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
+ ) {
+ secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
+
+ if (mask & 0x0000FFFF) {
+ regp->reg[secHw_IDX_LS].setSecure = mask & 0x0000FFFF;
+ }
+
+ if (mask & 0xFFFF0000) {
+ regp->reg[secHw_IDX_MS].setSecure = mask >> 16;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Configures a device as a non-secure device
+*
+*/
+/****************************************************************************/
+static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */
+ ) {
+ secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
+
+ if (mask & 0x0000FFFF) {
+ regp->reg[secHw_IDX_LS].setUnsecure = mask & 0x0000FFFF;
+ }
+ if (mask & 0xFFFF0000) {
+ regp->reg[secHw_IDX_MS].setUnsecure = mask >> 16;
+ }
+}
+
+/****************************************************************************/
+/**
+* @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure
+*
+*/
+/****************************************************************************/
+static inline uint32_t secHw_getStatus(void)
+{
+ secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC;
+
+ return (regp->reg[1].status << 16) + regp->reg[0].status;
+}
+
+#endif /* SECHW_INLINE_H */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h
new file mode 100644
index 00000000000..3080ac7239a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h
@@ -0,0 +1,82 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file tmrHw_reg.h
+*
+* @brief Definitions for low level Timer registers
+*
+*/
+/****************************************************************************/
+#ifndef _TMRHW_REG_H
+#define _TMRHW_REG_H
+
+#include <mach/csp/mm_io.h>
+#include <mach/csp/hw_cfg.h>
+/* Base address */
+#define tmrHw_MODULE_BASE_ADDR MM_IO_BASE_TMR
+
+/*
+This platform has four different timers running at different clock speed
+
+Timer one (Timer ID 0) runs at 25 MHz
+Timer two (Timer ID 1) runs at 25 MHz
+Timer three (Timer ID 2) runs at 150 MHz
+Timer four (Timer ID 3) runs at 150 MHz
+*/
+#define tmrHw_LOW_FREQUENCY_MHZ 25 /* Always 25MHz from XTAL */
+#define tmrHw_LOW_FREQUENCY_HZ 25000000
+
+#if defined(CFG_GLOBAL_CHIP) && (CFG_GLOBAL_CHIP == FPGA11107)
+#define tmrHw_HIGH_FREQUENCY_MHZ 150 /* Always 150MHz for FPGA */
+#define tmrHw_HIGH_FREQUENCY_HZ 150000000
+#else
+#define tmrHw_HIGH_FREQUENCY_HZ HW_CFG_BUS_CLK_HZ
+#define tmrHw_HIGH_FREQUENCY_MHZ (HW_CFG_BUS_CLK_HZ / 1000000)
+#endif
+
+#define tmrHw_LOW_RESOLUTION_CLOCK tmrHw_LOW_FREQUENCY_HZ
+#define tmrHw_HIGH_RESOLUTION_CLOCK tmrHw_HIGH_FREQUENCY_HZ
+#define tmrHw_MAX_COUNT (0xFFFFFFFF) /* maximum number of count a timer can count */
+#define tmrHw_TIMER_NUM_COUNT (4) /* Number of timer module supported */
+
+typedef struct {
+ uint32_t LoadValue; /* Load value for timer */
+ uint32_t CurrentValue; /* Current value for timer */
+ uint32_t Control; /* Control register */
+ uint32_t InterruptClear; /* Interrupt clear register */
+ uint32_t RawInterruptStatus; /* Raw interrupt status */
+ uint32_t InterruptStatus; /* Masked interrupt status */
+ uint32_t BackgroundLoad; /* Background load value */
+ uint32_t padding; /* Padding register */
+} tmrHw_REG_t;
+
+/* Control bot masks */
+#define tmrHw_CONTROL_TIMER_ENABLE 0x00000080
+#define tmrHw_CONTROL_PERIODIC 0x00000040
+#define tmrHw_CONTROL_INTERRUPT_ENABLE 0x00000020
+#define tmrHw_CONTROL_PRESCALE_MASK 0x0000000C
+#define tmrHw_CONTROL_PRESCALE_1 0x00000000
+#define tmrHw_CONTROL_PRESCALE_16 0x00000004
+#define tmrHw_CONTROL_PRESCALE_256 0x00000008
+#define tmrHw_CONTROL_32BIT 0x00000002
+#define tmrHw_CONTROL_ONESHOT 0x00000001
+#define tmrHw_CONTROL_FREE_RUNNING 0x00000000
+
+#define tmrHw_CONTROL_MODE_MASK (tmrHw_CONTROL_PERIODIC | tmrHw_CONTROL_ONESHOT)
+
+#define pTmrHw ((volatile tmrHw_REG_t *)tmrHw_MODULE_BASE_ADDR)
+
+#endif /* _TMRHW_REG_H */
diff --git a/arch/arm/mach-bcmring/include/mach/dma.h b/arch/arm/mach-bcmring/include/mach/dma.h
new file mode 100644
index 00000000000..847980c85c8
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/dma.h
@@ -0,0 +1,826 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/****************************************************************************/
+/**
+* @file dma.h
+*
+* @brief API definitions for the linux DMA interface.
+*/
+/****************************************************************************/
+
+#if !defined(ASM_ARM_ARCH_BCMRING_DMA_H)
+#define ASM_ARM_ARCH_BCMRING_DMA_H
+
+/* ---- Include Files ---------------------------------------------------- */
+
+#include <linux/kernel.h>
+#include <linux/wait.h>
+#include <linux/semaphore.h>
+#include <csp/dmacHw.h>
+#include <mach/timer.h>
+#include <linux/scatterlist.h>
+#include <linux/dma-mapping.h>
+#include <linux/mm.h>
+#include <linux/vmalloc.h>
+#include <linux/pagemap.h>
+
+/* ---- Constants and Types ---------------------------------------------- */
+
+/* If DMA_DEBUG_TRACK_RESERVATION is set to a non-zero value, then the filename */
+/* and line number of the reservation request will be recorded in the channel table */
+
+#define DMA_DEBUG_TRACK_RESERVATION 1
+
+#define DMA_NUM_CONTROLLERS 2
+#define DMA_NUM_CHANNELS 8 /* per controller */
+
+typedef enum {
+ DMA_DEVICE_MEM_TO_MEM, /* For memory to memory transfers */
+ DMA_DEVICE_I2S0_DEV_TO_MEM,
+ DMA_DEVICE_I2S0_MEM_TO_DEV,
+ DMA_DEVICE_I2S1_DEV_TO_MEM,
+ DMA_DEVICE_I2S1_MEM_TO_DEV,
+ DMA_DEVICE_APM_CODEC_A_DEV_TO_MEM,
+ DMA_DEVICE_APM_CODEC_A_MEM_TO_DEV,
+ DMA_DEVICE_APM_CODEC_B_DEV_TO_MEM,
+ DMA_DEVICE_APM_CODEC_B_MEM_TO_DEV,
+ DMA_DEVICE_APM_CODEC_C_DEV_TO_MEM, /* Additional mic input for beam-forming */
+ DMA_DEVICE_APM_PCM0_DEV_TO_MEM,
+ DMA_DEVICE_APM_PCM0_MEM_TO_DEV,
+ DMA_DEVICE_APM_PCM1_DEV_TO_MEM,
+ DMA_DEVICE_APM_PCM1_MEM_TO_DEV,
+ DMA_DEVICE_SPUM_DEV_TO_MEM,
+ DMA_DEVICE_SPUM_MEM_TO_DEV,
+ DMA_DEVICE_SPIH_DEV_TO_MEM,
+ DMA_DEVICE_SPIH_MEM_TO_DEV,
+ DMA_DEVICE_UART_A_DEV_TO_MEM,
+ DMA_DEVICE_UART_A_MEM_TO_DEV,
+ DMA_DEVICE_UART_B_DEV_TO_MEM,
+ DMA_DEVICE_UART_B_MEM_TO_DEV,
+ DMA_DEVICE_PIF_MEM_TO_DEV,
+ DMA_DEVICE_PIF_DEV_TO_MEM,
+ DMA_DEVICE_ESW_DEV_TO_MEM,
+ DMA_DEVICE_ESW_MEM_TO_DEV,
+ DMA_DEVICE_VPM_MEM_TO_MEM,
+ DMA_DEVICE_CLCD_MEM_TO_MEM,
+ DMA_DEVICE_NAND_MEM_TO_MEM,
+ DMA_DEVICE_MEM_TO_VRAM,
+ DMA_DEVICE_VRAM_TO_MEM,
+
+ /* Add new entries before this line. */
+
+ DMA_NUM_DEVICE_ENTRIES,
+ DMA_DEVICE_NONE = 0xff, /* Special value to indicate that no device is currently assigned. */
+
+} DMA_Device_t;
+
+/****************************************************************************
+*
+* The DMA_Handle_t is the primary object used by callers of the API.
+*
+*****************************************************************************/
+
+#define DMA_INVALID_HANDLE ((DMA_Handle_t) -1)
+
+typedef int DMA_Handle_t;
+
+/****************************************************************************
+*
+* The DMA_DescriptorRing_t contains a ring of descriptors which is used
+* to point to regions of memory.
+*
+*****************************************************************************/
+
+typedef struct {
+ void *virtAddr; /* Virtual Address of the descriptor ring */
+ dma_addr_t physAddr; /* Physical address of the descriptor ring */
+ int descriptorsAllocated; /* Number of descriptors allocated in the descriptor ring */
+ size_t bytesAllocated; /* Number of bytes allocated in the descriptor ring */
+
+} DMA_DescriptorRing_t;
+
+/****************************************************************************
+*
+* The DMA_MemType_t and DMA_MemMap_t are helper structures used to setup
+* DMA chains from a variety of memory sources.
+*
+*****************************************************************************/
+
+#define DMA_MEM_MAP_MIN_SIZE 4096 /* Pages less than this size are better */
+ /* off not being DMA'd. */
+
+typedef enum {
+ DMA_MEM_TYPE_NONE, /* Not a valid setting */
+ DMA_MEM_TYPE_VMALLOC, /* Memory came from vmalloc call */
+ DMA_MEM_TYPE_KMALLOC, /* Memory came from kmalloc call */
+ DMA_MEM_TYPE_DMA, /* Memory came from dma_alloc_xxx call */
+ DMA_MEM_TYPE_USER, /* Memory came from user space. */
+
+} DMA_MemType_t;
+
+/* A segment represents a physically and virtually contiguous chunk of memory. */
+/* i.e. each segment can be DMA'd */
+/* A user of the DMA code will add memory regions. Each region may need to be */
+/* represented by one or more segments. */
+
+typedef struct {
+ void *virtAddr; /* Virtual address used for this segment */
+ dma_addr_t physAddr; /* Physical address this segment maps to */
+ size_t numBytes; /* Size of the segment, in bytes */
+
+} DMA_Segment_t;
+
+/* A region represents a virtually contiguous chunk of memory, which may be */
+/* made up of multiple segments. */
+
+typedef struct {
+ DMA_MemType_t memType;
+ void *virtAddr;
+ size_t numBytes;
+
+ /* Each region (virtually contiguous) consists of one or more segments. Each */
+ /* segment is virtually and physically contiguous. */
+
+ int numSegmentsUsed;
+ int numSegmentsAllocated;
+ DMA_Segment_t *segment;
+
+ /* When a region corresponds to user memory, we need to lock all of the pages */
+ /* down before we can figure out the physical addresses. The lockedPage array contains */
+ /* the pages that were locked, and which subsequently need to be unlocked once the */
+ /* memory is unmapped. */
+
+ unsigned numLockedPages;
+ struct page **lockedPages;
+
+} DMA_Region_t;
+
+typedef struct {
+ int inUse; /* Is this mapping currently being used? */
+ struct semaphore lock; /* Acquired when using this structure */
+ enum dma_data_direction dir; /* Direction this transfer is intended for */
+
+ /* In the event that we're mapping user memory, we need to know which task */
+ /* the memory is for, so that we can obtain the correct mm locks. */
+
+ struct task_struct *userTask;
+
+ int numRegionsUsed;
+ int numRegionsAllocated;
+ DMA_Region_t *region;
+
+} DMA_MemMap_t;
+
+/****************************************************************************
+*
+* The DMA_DeviceAttribute_t contains information which describes a
+* particular DMA device (or peripheral).
+*
+* It is anticipated that the arrary of DMA_DeviceAttribute_t's will be
+* statically initialized.
+*
+*****************************************************************************/
+
+/* The device handler is called whenever a DMA operation completes. The reaon */
+/* for it to be called will be a bitmask with one or more of the following bits */
+/* set. */
+
+#define DMA_HANDLER_REASON_BLOCK_COMPLETE dmacHw_INTERRUPT_STATUS_BLOCK
+#define DMA_HANDLER_REASON_TRANSFER_COMPLETE dmacHw_INTERRUPT_STATUS_TRANS
+#define DMA_HANDLER_REASON_ERROR dmacHw_INTERRUPT_STATUS_ERROR
+
+typedef void (*DMA_DeviceHandler_t) (DMA_Device_t dev, int reason,
+ void *userData);
+
+#define DMA_DEVICE_FLAG_ON_DMA0 0x00000001
+#define DMA_DEVICE_FLAG_ON_DMA1 0x00000002
+#define DMA_DEVICE_FLAG_PORT_PER_DMAC 0x00000004 /* If set, it means that the port used on DMAC0 is different from the port used on DMAC1 */
+#define DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST 0x00000008 /* If set, allocate from DMA1 before allocating from DMA0 */
+#define DMA_DEVICE_FLAG_IS_DEDICATED 0x00000100
+#define DMA_DEVICE_FLAG_NO_ISR 0x00000200
+#define DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO 0x00000400
+#define DMA_DEVICE_FLAG_IN_USE 0x00000800 /* If set, device is in use on a channel */
+
+/* Note: Some DMA devices can be used from multiple DMA Controllers. The bitmask is used to */
+/* determine which DMA controllers a given device can be used from, and the interface */
+/* array determeines the actual interface number to use for a given controller. */
+
+typedef struct {
+ uint32_t flags; /* Bitmask of DMA_DEVICE_FLAG_xxx constants */
+ uint8_t dedicatedController; /* Controller number to use if DMA_DEVICE_FLAG_IS_DEDICATED is set. */
+ uint8_t dedicatedChannel; /* Channel number to use if DMA_DEVICE_FLAG_IS_DEDICATED is set. */
+ const char *name; /* Will show up in the /proc entry */
+
+ uint32_t dmacPort[DMA_NUM_CONTROLLERS]; /* Specifies the port number when DMA_DEVICE_FLAG_PORT_PER_DMAC flag is set */
+
+ dmacHw_CONFIG_t config; /* Configuration to use when DMA'ing using this device */
+
+ void *userData; /* Passed to the devHandler */
+ DMA_DeviceHandler_t devHandler; /* Called when DMA operations finish. */
+
+ timer_tick_count_t transferStartTime; /* Time the current transfer was started */
+
+ /* The following statistical information will be collected and presented in a proc entry. */
+ /* Note: With a contiuous bandwidth of 1 Gb/sec, it would take 584 years to overflow */
+ /* a 64 bit counter. */
+
+ uint64_t numTransfers; /* Number of DMA transfers performed */
+ uint64_t transferTicks; /* Total time spent doing DMA transfers (measured in timer_tick_count_t's) */
+ uint64_t transferBytes; /* Total bytes transferred */
+ uint32_t timesBlocked; /* Number of times a channel was unavailable */
+ uint32_t numBytes; /* Last transfer size */
+
+ /* It's not possible to free memory which is allocated for the descriptors from within */
+ /* the ISR. So make the presumption that a given device will tend to use the */
+ /* same sized buffers over and over again, and we keep them around. */
+
+ DMA_DescriptorRing_t ring; /* Ring of descriptors allocated for this device */
+
+ /* We stash away some of the information from the previous transfer. If back-to-back */
+ /* transfers are performed from the same buffer, then we don't have to keep re-initializing */
+ /* the descriptor buffers. */
+
+ uint32_t prevNumBytes;
+ dma_addr_t prevSrcData;
+ dma_addr_t prevDstData;
+
+} DMA_DeviceAttribute_t;
+
+/****************************************************************************
+*
+* DMA_Channel_t, DMA_Controller_t, and DMA_State_t are really internal
+* data structures and don't belong in this header file, but are included
+* merely for discussion.
+*
+* By the time this is implemented, these structures will be moved out into
+* the appropriate C source file instead.
+*
+*****************************************************************************/
+
+/****************************************************************************
+*
+* The DMA_Channel_t contains state information about each DMA channel. Some
+* of the channels are dedicated. Non-dedicated channels are shared
+* amongst the other devices.
+*
+*****************************************************************************/
+
+#define DMA_CHANNEL_FLAG_IN_USE 0x00000001
+#define DMA_CHANNEL_FLAG_IS_DEDICATED 0x00000002
+#define DMA_CHANNEL_FLAG_NO_ISR 0x00000004
+#define DMA_CHANNEL_FLAG_LARGE_FIFO 0x00000008
+
+typedef struct {
+ uint32_t flags; /* bitmask of DMA_CHANNEL_FLAG_xxx constants */
+ DMA_Device_t devType; /* Device this channel is currently reserved for */
+ DMA_Device_t lastDevType; /* Device type that used this previously */
+ char name[20]; /* Name passed onto request_irq */
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+ const char *fileName; /* Place where channel reservation took place */
+ int lineNum; /* Place where channel reservation took place */
+#endif
+ dmacHw_HANDLE_t dmacHwHandle; /* low level channel handle. */
+
+} DMA_Channel_t;
+
+/****************************************************************************
+*
+* The DMA_Controller_t contains state information about each DMA controller.
+*
+* The freeChannelQ is stored in the controller data structure rather than
+* the channel data structure since several of the devices are accessible
+* from multiple controllers, and there is no way to know which controller
+* will become available first.
+*
+*****************************************************************************/
+
+typedef struct {
+ DMA_Channel_t channel[DMA_NUM_CHANNELS];
+
+} DMA_Controller_t;
+
+/****************************************************************************
+*
+* The DMA_Global_t contains all of the global state information used by
+* the DMA code.
+*
+* Callers which need to allocate a shared channel will be queued up
+* on the freeChannelQ until a channel becomes available.
+*
+*****************************************************************************/
+
+typedef struct {
+ struct semaphore lock; /* acquired when manipulating table entries */
+ wait_queue_head_t freeChannelQ;
+
+ DMA_Controller_t controller[DMA_NUM_CONTROLLERS];
+
+} DMA_Global_t;
+
+/* ---- Variable Externs ------------------------------------------------- */
+
+extern DMA_DeviceAttribute_t DMA_gDeviceAttribute[DMA_NUM_DEVICE_ENTRIES];
+
+/* ---- Function Prototypes ---------------------------------------------- */
+
+#if defined(__KERNEL__)
+
+/****************************************************************************/
+/**
+* Initializes the DMA module.
+*
+* @return
+* 0 - Success
+* < 0 - Error
+*/
+/****************************************************************************/
+
+int dma_init(void);
+
+#if (DMA_DEBUG_TRACK_RESERVATION)
+DMA_Handle_t dma_request_channel_dbg(DMA_Device_t dev, const char *fileName,
+ int lineNum);
+#define dma_request_channel(dev) dma_request_channel_dbg(dev, __FILE__, __LINE__)
+#else
+
+/****************************************************************************/
+/**
+* Reserves a channel for use with @a dev. If the device is setup to use
+* a shared channel, then this function will block until a free channel
+* becomes available.
+*
+* @return
+* >= 0 - A valid DMA Handle.
+* -EBUSY - Device is currently being used.
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+DMA_Handle_t dma_request_channel(DMA_Device_t dev /* Device to use with the allocated channel. */
+ );
+#endif
+
+/****************************************************************************/
+/**
+* Frees a previously allocated DMA Handle.
+*
+* @return
+* 0 - DMA Handle was released successfully.
+* -EINVAL - Invalid DMA handle
+*/
+/****************************************************************************/
+
+int dma_free_channel(DMA_Handle_t channel /* DMA handle. */
+ );
+
+/****************************************************************************/
+/**
+* Determines if a given device has been configured as using a shared
+* channel.
+*
+* @return boolean
+* 0 Device uses a dedicated channel
+* non-zero Device uses a shared channel
+*/
+/****************************************************************************/
+
+int dma_device_is_channel_shared(DMA_Device_t dev /* Device to check. */
+ );
+
+/****************************************************************************/
+/**
+* Allocates memory to hold a descriptor ring. The descriptor ring then
+* needs to be populated by making one or more calls to
+* dna_add_descriptors.
+*
+* The returned descriptor ring will be automatically initialized.
+*
+* @return
+* 0 Descriptor ring was allocated successfully
+* -ENOMEM Unable to allocate memory for the desired number of descriptors.
+*/
+/****************************************************************************/
+
+int dma_alloc_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to populate */
+ int numDescriptors /* Number of descriptors that need to be allocated. */
+ );
+
+/****************************************************************************/
+/**
+* Releases the memory which was previously allocated for a descriptor ring.
+*/
+/****************************************************************************/
+
+void dma_free_descriptor_ring(DMA_DescriptorRing_t *ring /* Descriptor to release */
+ );
+
+/****************************************************************************/
+/**
+* Initializes a descriptor ring, so that descriptors can be added to it.
+* Once a descriptor ring has been allocated, it may be reinitialized for
+* use with additional/different regions of memory.
+*
+* Note that if 7 descriptors are allocated, it's perfectly acceptable to
+* initialize the ring with a smaller number of descriptors. The amount
+* of memory allocated for the descriptor ring will not be reduced, and
+* the descriptor ring may be reinitialized later
+*
+* @return
+* 0 Descriptor ring was initialized successfully
+* -ENOMEM The descriptor which was passed in has insufficient space
+* to hold the desired number of descriptors.
+*/
+/****************************************************************************/
+
+int dma_init_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to initialize */
+ int numDescriptors /* Number of descriptors to initialize. */
+ );
+
+/****************************************************************************/
+/**
+* Determines the number of descriptors which would be required for a
+* transfer of the indicated memory region.
+*
+* This function also needs to know which DMA device this transfer will
+* be destined for, so that the appropriate DMA configuration can be retrieved.
+* DMA parameters such as transfer width, and whether this is a memory-to-memory
+* or memory-to-peripheral, etc can all affect the actual number of descriptors
+* required.
+*
+* @return
+* > 0 Returns the number of descriptors required for the indicated transfer
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_calculate_descriptor_count(DMA_Device_t device, /* DMA Device that this will be associated with */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ );
+
+/****************************************************************************/
+/**
+* Adds a region of memory to the descriptor ring. Note that it may take
+* multiple descriptors for each region of memory. It is the callers
+* responsibility to allocate a sufficiently large descriptor ring.
+*
+* @return
+* 0 Descriptors were added successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_add_descriptors(DMA_DescriptorRing_t *ring, /* Descriptor ring to add descriptors to */
+ DMA_Device_t device, /* DMA Device that descriptors are for */
+ dma_addr_t srcData, /* Place to get data (memory or device) */
+ dma_addr_t dstData, /* Place to put data (memory or device) */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ );
+
+/****************************************************************************/
+/**
+* Sets the descriptor ring associated with a device.
+*
+* Once set, the descriptor ring will be associated with the device, even
+* across channel request/free calls. Passing in a NULL descriptor ring
+* will release any descriptor ring currently associated with the device.
+*
+* Note: If you call dma_transfer, or one of the other dma_alloc_ functions
+* the descriptor ring may be released and reallocated.
+*
+* Note: This function will release the descriptor memory for any current
+* descriptor ring associated with this device.
+*/
+/****************************************************************************/
+
+int dma_set_device_descriptor_ring(DMA_Device_t device, /* Device to update the descriptor ring for. */
+ DMA_DescriptorRing_t *ring /* Descriptor ring to add descriptors to */
+ );
+
+/****************************************************************************/
+/**
+* Retrieves the descriptor ring associated with a device.
+*/
+/****************************************************************************/
+
+int dma_get_device_descriptor_ring(DMA_Device_t device, /* Device to retrieve the descriptor ring for. */
+ DMA_DescriptorRing_t *ring /* Place to store retrieved ring */
+ );
+
+/****************************************************************************/
+/**
+* Allocates buffers for the descriptors. This is normally done automatically
+* but needs to be done explicitly when initiating a dma from interrupt
+* context.
+*
+* @return
+* 0 Descriptors were allocated successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_alloc_descriptors(DMA_Handle_t handle, /* DMA Handle */
+ dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ );
+
+/****************************************************************************/
+/**
+* Allocates and sets up descriptors for a double buffered circular buffer.
+*
+* This is primarily intended to be used for things like the ingress samples
+* from a microphone.
+*
+* @return
+* > 0 Number of descriptors actually allocated.
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+* -ENOMEM Memory exhausted
+*/
+/****************************************************************************/
+
+int dma_alloc_double_dst_descriptors(DMA_Handle_t handle, /* DMA Handle */
+ dma_addr_t srcData, /* Physical address of source data */
+ dma_addr_t dstData1, /* Physical address of first destination buffer */
+ dma_addr_t dstData2, /* Physical address of second destination buffer */
+ size_t numBytes /* Number of bytes in each destination buffer */
+ );
+
+/****************************************************************************/
+/**
+* Initializes a DMA_MemMap_t data structure
+*/
+/****************************************************************************/
+
+int dma_init_mem_map(DMA_MemMap_t *memMap /* Stores state information about the map */
+ );
+
+/****************************************************************************/
+/**
+* Releases any memory currently being held by a memory mapping structure.
+*/
+/****************************************************************************/
+
+int dma_term_mem_map(DMA_MemMap_t *memMap /* Stores state information about the map */
+ );
+
+/****************************************************************************/
+/**
+* Looks at a memory address and categorizes it.
+*
+* @return One of the values from the DMA_MemType_t enumeration.
+*/
+/****************************************************************************/
+
+DMA_MemType_t dma_mem_type(void *addr);
+
+/****************************************************************************/
+/**
+* Sets the process (aka userTask) associated with a mem map. This is
+* required if user-mode segments will be added to the mapping.
+*/
+/****************************************************************************/
+
+static inline void dma_mem_map_set_user_task(DMA_MemMap_t *memMap,
+ struct task_struct *task)
+{
+ memMap->userTask = task;
+}
+
+/****************************************************************************/
+/**
+* Looks at a memory address and determines if we support DMA'ing to/from
+* that type of memory.
+*
+* @return boolean -
+* return value != 0 means dma supported
+* return value == 0 means dma not supported
+*/
+/****************************************************************************/
+
+int dma_mem_supports_dma(void *addr);
+
+/****************************************************************************/
+/**
+* Initializes a memory map for use. Since this function acquires a
+* sempaphore within the memory map, it is VERY important that dma_unmap
+* be called when you're finished using the map.
+*/
+/****************************************************************************/
+
+int dma_map_start(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ enum dma_data_direction dir /* Direction that the mapping will be going */
+ );
+
+/****************************************************************************/
+/**
+* Adds a segment of memory to a memory map.
+*
+* @return 0 on success, error code otherwise.
+*/
+/****************************************************************************/
+
+int dma_map_add_region(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ void *mem, /* Virtual address that we want to get a map of */
+ size_t numBytes /* Number of bytes being mapped */
+ );
+
+/****************************************************************************/
+/**
+* Creates a descriptor ring from a memory mapping.
+*
+* @return 0 on sucess, error code otherwise.
+*/
+/****************************************************************************/
+
+int dma_map_create_descriptor_ring(DMA_Device_t dev, /* DMA device (where the ring is stored) */
+ DMA_MemMap_t *memMap, /* Memory map that will be used */
+ dma_addr_t devPhysAddr /* Physical address of device */
+ );
+
+/****************************************************************************/
+/**
+* Maps in a memory region such that it can be used for performing a DMA.
+*
+* @return
+*/
+/****************************************************************************/
+
+int dma_map_mem(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ void *addr, /* Virtual address that we want to get a map of */
+ size_t count, /* Number of bytes being mapped */
+ enum dma_data_direction dir /* Direction that the mapping will be going */
+ );
+
+/****************************************************************************/
+/**
+* Maps in a memory region such that it can be used for performing a DMA.
+*
+* @return
+*/
+/****************************************************************************/
+
+int dma_unmap(DMA_MemMap_t *memMap, /* Stores state information about the map */
+ int dirtied /* non-zero if any of the pages were modified */
+ );
+
+/****************************************************************************/
+/**
+* Initiates a transfer when the descriptors have already been setup.
+*
+* This is a special case, and normally, the dma_transfer_xxx functions should
+* be used.
+*
+* @return
+* 0 Transfer was started successfully
+* -ENODEV Invalid handle
+*/
+/****************************************************************************/
+
+int dma_start_transfer(DMA_Handle_t handle);
+
+/****************************************************************************/
+/**
+* Stops a previously started DMA transfer.
+*
+* @return
+* 0 Transfer was stopped successfully
+* -ENODEV Invalid handle
+*/
+/****************************************************************************/
+
+int dma_stop_transfer(DMA_Handle_t handle);
+
+/****************************************************************************/
+/**
+* Waits for a DMA to complete by polling. This function is only intended
+* to be used for testing. Interrupts should be used for most DMA operations.
+*/
+/****************************************************************************/
+
+int dma_wait_transfer_done(DMA_Handle_t handle);
+
+/****************************************************************************/
+/**
+* Initiates a DMA transfer
+*
+* @return
+* 0 Transfer was started successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+*/
+/****************************************************************************/
+
+int dma_transfer(DMA_Handle_t handle, /* DMA Handle */
+ dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */
+ dma_addr_t srcData, /* Place to get data to write to device */
+ dma_addr_t dstData, /* Pointer to device data address */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ );
+
+/****************************************************************************/
+/**
+* Initiates a transfer from memory to a device.
+*
+* @return
+* 0 Transfer was started successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _DEV_TO_MEM and not _MEM_TO_DEV)
+*/
+/****************************************************************************/
+
+static inline int dma_transfer_to_device(DMA_Handle_t handle, /* DMA Handle */
+ dma_addr_t srcData, /* Place to get data to write to device (physical address) */
+ dma_addr_t dstData, /* Pointer to device data address (physical address) */
+ size_t numBytes /* Number of bytes to transfer to the device */
+ ) {
+ return dma_transfer(handle,
+ dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL,
+ srcData, dstData, numBytes);
+}
+
+/****************************************************************************/
+/**
+* Initiates a transfer from a device to memory.
+*
+* @return
+* 0 Transfer was started successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM)
+*/
+/****************************************************************************/
+
+static inline int dma_transfer_from_device(DMA_Handle_t handle, /* DMA Handle */
+ dma_addr_t srcData, /* Pointer to the device data address (physical address) */
+ dma_addr_t dstData, /* Place to store data retrieved from the device (physical address) */
+ size_t numBytes /* Number of bytes to retrieve from the device */
+ ) {
+ return dma_transfer(handle,
+ dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM,
+ srcData, dstData, numBytes);
+}
+
+/****************************************************************************/
+/**
+* Initiates a memory to memory transfer.
+*
+* @return
+* 0 Transfer was started successfully
+* -EINVAL Invalid device type for this kind of transfer
+* (i.e. the device wasn't DMA_DEVICE_MEM_TO_MEM)
+*/
+/****************************************************************************/
+
+static inline int dma_transfer_mem_to_mem(DMA_Handle_t handle, /* DMA Handle */
+ dma_addr_t srcData, /* Place to transfer data from (physical address) */
+ dma_addr_t dstData, /* Place to transfer data to (physical address) */
+ size_t numBytes /* Number of bytes to transfer */
+ ) {
+ return dma_transfer(handle,
+ dmacHw_TRANSFER_TYPE_MEM_TO_MEM,
+ srcData, dstData, numBytes);
+}
+
+/****************************************************************************/
+/**
+* Set the callback function which will be called when a transfer completes.
+* If a NULL callback function is set, then no callback will occur.
+*
+* @note @a devHandler will be called from IRQ context.
+*
+* @return
+* 0 - Success
+* -ENODEV - Device handed in is invalid.
+*/
+/****************************************************************************/
+
+int dma_set_device_handler(DMA_Device_t dev, /* Device to set the callback for. */
+ DMA_DeviceHandler_t devHandler, /* Function to call when the DMA completes */
+ void *userData /* Pointer which will be passed to devHandler. */
+ );
+
+#endif
+
+#endif /* ASM_ARM_ARCH_BCMRING_DMA_H */
diff --git a/arch/arm/mach-bcmring/include/mach/entry-macro.S b/arch/arm/mach-bcmring/include/mach/entry-macro.S
new file mode 100644
index 00000000000..7d393ca010a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/entry-macro.S
@@ -0,0 +1,86 @@
+/*****************************************************************************
+* Copyright 2006 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/*
+ *
+ * Low-level IRQ helper macros for BCMRing-based platforms
+ *
+ */
+#include <mach/irqs.h>
+#include <mach/hardware.h>
+#include <mach/csp/mm_io.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \base, =(MM_IO_BASE_INTC0)
+ ldr \irqstat, [\base, #0] @ get status
+ ldr \irqnr, [\base, #0x10] @ mask with enable register
+ ands \irqstat, \irqstat, \irqnr
+ mov \irqnr, #IRQ_INTC0_START
+ cmp \irqstat, #0
+ bne 1001f
+
+ ldr \base, =(MM_IO_BASE_INTC1)
+ ldr \irqstat, [\base, #0] @ get status
+ ldr \irqnr, [\base, #0x10] @ mask with enable register
+ ands \irqstat, \irqstat, \irqnr
+ mov \irqnr, #IRQ_INTC1_START
+ cmp \irqstat, #0
+ bne 1001f
+
+ ldr \base, =(MM_IO_BASE_SINTC)
+ ldr \irqstat, [\base, #0] @ get status
+ ldr \irqnr, [\base, #0x10] @ mask with enable register
+ ands \irqstat, \irqstat, \irqnr
+ mov \irqnr, #0xffffffff @ code meaning no interrupt bits set
+ cmp \irqstat, #0
+ beq 1002f
+
+ mov \irqnr, #IRQ_SINTC_START @ something is set, so fixup return value
+
+1001:
+ movs \tmp, \irqstat, lsl #16
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #16
+
+ movs \tmp, \irqstat, lsl #8
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #8
+
+ movs \tmp, \irqstat, lsl #4
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #4
+
+ movs \tmp, \irqstat, lsl #2
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #2
+
+ movs \tmp, \irqstat, lsl #1
+ addeq \irqnr, \irqnr, #1
+ orrs \base, \base, #1
+
+1002: @ irqnr will be set to 0xffffffff if no irq bits are set
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro irq_prio_table
+ .endm
+
diff --git a/arch/arm/mach-bcmring/include/mach/hardware.h b/arch/arm/mach-bcmring/include/mach/hardware.h
new file mode 100644
index 00000000000..447eb340c61
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/hardware.h
@@ -0,0 +1,60 @@
+/*
+ *
+ * This file contains the hardware definitions of the BCMRing.
+ *
+ * Copyright (C) 1999 ARM Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+#include <mach/memory.h>
+#include <cfg_global.h>
+#include <mach/csp/mm_io.h>
+
+/* Hardware addresses of major areas.
+ * *_START is the physical address
+ * *_SIZE is the size of the region
+ * *_BASE is the virtual address
+ */
+#define RAM_START PHYS_OFFSET
+
+#define RAM_SIZE (CFG_GLOBAL_RAM_SIZE-CFG_GLOBAL_RAM_SIZE_RESERVED)
+#define RAM_BASE PAGE_OFFSET
+
+#define pcibios_assign_all_busses() 1
+
+/* Macros to make managing spinlocks a bit more controlled in terms of naming. */
+/* See reg_gpio.h, reg_irq.h, arch.c, gpio.c for example usage. */
+#if defined(__KERNEL__)
+#define HW_DECLARE_SPINLOCK(name) DEFINE_SPINLOCK(bcmring_##name##_reg_lock);
+#define HW_EXTERN_SPINLOCK(name) extern spinlock_t bcmring_##name##_reg_lock;
+#define HW_IRQ_SAVE(name, val) spin_lock_irqsave(&bcmring_##name##_reg_lock, (val))
+#define HW_IRQ_RESTORE(name, val) spin_unlock_irqrestore(&bcmring_##name##_reg_lock, (val))
+#else
+#define HW_DECLARE_SPINLOCK(name)
+#define HW_EXTERN_SPINLOCK(name)
+#define HW_IRQ_SAVE(name, val) {(void)(name); (void)(val); }
+#define HW_IRQ_RESTORE(name, val) {(void)(name); (void)(val); }
+#endif
+
+#ifndef HW_IO_PHYS_TO_VIRT
+#define HW_IO_PHYS_TO_VIRT MM_IO_PHYS_TO_VIRT
+#endif
+#define HW_IO_VIRT_TO_PHYS MM_IO_VIRT_TO_PHYS
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/io.h b/arch/arm/mach-bcmring/include/mach/io.h
new file mode 100644
index 00000000000..4db0eff9035
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/io.h
@@ -0,0 +1,56 @@
+/*
+ *
+ * Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#include <mach/hardware.h>
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(a) ((void __iomem *)HW_IO_PHYS_TO_VIRT(a))
+
+/* Do not enable mem_pci for a big endian arm architecture or unexpected byteswaps will */
+/* happen in readw/writew etc. */
+
+#define readb(c) __raw_readb(c)
+#define readw(c) __raw_readw(c)
+#define readl(c) __raw_readl(c)
+#define readb_relaxed(addr) readb(addr)
+#define readw_relaxed(addr) readw(addr)
+#define readl_relaxed(addr) readl(addr)
+
+#define readsb(p, d, l) __raw_readsb(p, d, l)
+#define readsw(p, d, l) __raw_readsw(p, d, l)
+#define readsl(p, d, l) __raw_readsl(p, d, l)
+
+#define writeb(v, c) __raw_writeb(v, c)
+#define writew(v, c) __raw_writew(v, c)
+#define writel(v, c) __raw_writel(v, c)
+
+#define writesb(p, d, l) __raw_writesb(p, d, l)
+#define writesw(p, d, l) __raw_writesw(p, d, l)
+#define writesl(p, d, l) __raw_writesl(p, d, l)
+
+#define memset_io(c, v, l) _memset_io((c), (v), (l))
+#define memcpy_fromio(a, c, l) _memcpy_fromio((a), (c), (l))
+#define memcpy_toio(c, a, l) _memcpy_toio((c), (a), (l))
+
+#define eth_io_copy_and_sum(s, c, l, b) eth_copy_and_sum((s), (c), (l), (b))
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/irqs.h b/arch/arm/mach-bcmring/include/mach/irqs.h
new file mode 100644
index 00000000000..b279b825d4a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/irqs.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2007 Broadcom
+ * Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#if !defined(ARCH_BCMRING_IRQS_H)
+#define ARCH_BCMRING_IRQS_H
+
+/* INTC0 - interrupt controller 0 */
+#define IRQ_INTC0_START 0
+#define IRQ_DMA0C0 0 /* DMA0 channel 0 interrupt */
+#define IRQ_DMA0C1 1 /* DMA0 channel 1 interrupt */
+#define IRQ_DMA0C2 2 /* DMA0 channel 2 interrupt */
+#define IRQ_DMA0C3 3 /* DMA0 channel 3 interrupt */
+#define IRQ_DMA0C4 4 /* DMA0 channel 4 interrupt */
+#define IRQ_DMA0C5 5 /* DMA0 channel 5 interrupt */
+#define IRQ_DMA0C6 6 /* DMA0 channel 6 interrupt */
+#define IRQ_DMA0C7 7 /* DMA0 channel 7 interrupt */
+#define IRQ_DMA1C0 8 /* DMA1 channel 0 interrupt */
+#define IRQ_DMA1C1 9 /* DMA1 channel 1 interrupt */
+#define IRQ_DMA1C2 10 /* DMA1 channel 2 interrupt */
+#define IRQ_DMA1C3 11 /* DMA1 channel 3 interrupt */
+#define IRQ_DMA1C4 12 /* DMA1 channel 4 interrupt */
+#define IRQ_DMA1C5 13 /* DMA1 channel 5 interrupt */
+#define IRQ_DMA1C6 14 /* DMA1 channel 6 interrupt */
+#define IRQ_DMA1C7 15 /* DMA1 channel 7 interrupt */
+#define IRQ_VPM 16 /* Voice process module interrupt */
+#define IRQ_USBHD2 17 /* USB host2/device2 interrupt */
+#define IRQ_USBH1 18 /* USB1 host interrupt */
+#define IRQ_USBD 19 /* USB device interrupt */
+#define IRQ_SDIOH0 20 /* SDIO0 host interrupt */
+#define IRQ_SDIOH1 21 /* SDIO1 host interrupt */
+#define IRQ_TIMER0 22 /* Timer0 interrupt */
+#define IRQ_TIMER1 23 /* Timer1 interrupt */
+#define IRQ_TIMER2 24 /* Timer2 interrupt */
+#define IRQ_TIMER3 25 /* Timer3 interrupt */
+#define IRQ_SPIH 26 /* SPI host interrupt */
+#define IRQ_ESW 27 /* Ethernet switch interrupt */
+#define IRQ_APM 28 /* Audio process module interrupt */
+#define IRQ_GE 29 /* Graphic engine interrupt */
+#define IRQ_CLCD 30 /* LCD Controller interrupt */
+#define IRQ_PIF 31 /* Peripheral interface interrupt */
+#define IRQ_INTC0_END 31
+
+/* INTC1 - interrupt controller 1 */
+#define IRQ_INTC1_START 32
+#define IRQ_GPIO0 32 /* 0 GPIO bit 31//0 combined interrupt */
+#define IRQ_GPIO1 33 /* 1 GPIO bit 64//32 combined interrupt */
+#define IRQ_I2S0 34 /* 2 I2S0 interrupt */
+#define IRQ_I2S1 35 /* 3 I2S1 interrupt */
+#define IRQ_I2CH 36 /* 4 I2C host interrupt */
+#define IRQ_I2CS 37 /* 5 I2C slave interrupt */
+#define IRQ_SPIS 38 /* 6 SPI slave interrupt */
+#define IRQ_GPHY 39 /* 7 Gigabit Phy interrupt */
+#define IRQ_FLASHC 40 /* 8 Flash controller interrupt */
+#define IRQ_COMMTX 41 /* 9 ARM DDC transmit interrupt */
+#define IRQ_COMMRX 42 /* 10 ARM DDC receive interrupt */
+#define IRQ_PMUIRQ 43 /* 11 ARM performance monitor interrupt */
+#define IRQ_UARTB 44 /* 12 UARTB */
+#define IRQ_WATCHDOG 45 /* 13 Watchdog timer interrupt */
+#define IRQ_UARTA 46 /* 14 UARTA */
+#define IRQ_TSC 47 /* 15 Touch screen controller interrupt */
+#define IRQ_KEYC 48 /* 16 Key pad controller interrupt */
+#define IRQ_DMPU 49 /* 17 DDR2 memory partition interrupt */
+#define IRQ_VMPU 50 /* 18 VRAM memory partition interrupt */
+#define IRQ_FMPU 51 /* 19 Flash memory parition unit interrupt */
+#define IRQ_RNG 52 /* 20 Random number generator interrupt */
+#define IRQ_RTC0 53 /* 21 Real time clock periodic interrupt */
+#define IRQ_RTC1 54 /* 22 Real time clock one-shot interrupt */
+#define IRQ_SPUM 55 /* 23 Secure process module interrupt */
+#define IRQ_VDEC 56 /* 24 Hantro video decoder interrupt */
+#define IRQ_RTC2 57 /* 25 Real time clock tamper interrupt */
+#define IRQ_DDRP 58 /* 26 DDR Panic interrupt */
+#define IRQ_INTC1_END 58
+
+/* SINTC secure int controller */
+#define IRQ_SINTC_START 59
+#define IRQ_SEC_WATCHDOG 59 /* 0 Watchdog timer interrupt */
+#define IRQ_SEC_UARTA 60 /* 1 UARTA interrupt */
+#define IRQ_SEC_TSC 61 /* 2 Touch screen controller interrupt */
+#define IRQ_SEC_KEYC 62 /* 3 Key pad controller interrupt */
+#define IRQ_SEC_DMPU 63 /* 4 DDR2 memory partition interrupt */
+#define IRQ_SEC_VMPU 64 /* 5 VRAM memory partition interrupt */
+#define IRQ_SEC_FMPU 65 /* 6 Flash memory parition unit interrupt */
+#define IRQ_SEC_RNG 66 /* 7 Random number generator interrupt */
+#define IRQ_SEC_RTC0 67 /* 8 Real time clock periodic interrupt */
+#define IRQ_SEC_RTC1 68 /* 9 Real time clock one-shot interrupt */
+#define IRQ_SEC_SPUM 69 /* 10 Secure process module interrupt */
+#define IRQ_SEC_TIMER0 70 /* 11 Secure timer0 interrupt */
+#define IRQ_SEC_TIMER1 71 /* 12 Secure timer1 interrupt */
+#define IRQ_SEC_TIMER2 72 /* 13 Secure timer2 interrupt */
+#define IRQ_SEC_TIMER3 73 /* 14 Secure timer3 interrupt */
+#define IRQ_SEC_RTC2 74 /* 15 Real time clock tamper interrupt */
+
+#define IRQ_SINTC_END 74
+
+/* Note: there are 3 INTC registers of 32 bits each. So internal IRQs could go from 0-95 */
+/* Since IRQs are typically viewed in decimal, we start the gpio based IRQs off at 100 */
+/* to make the mapping easy for humans to decipher. */
+
+#define IRQ_GPIO_0 100
+
+#define NUM_INTERNAL_IRQS (IRQ_SINTC_END+1)
+
+/* I couldn't get the gpioHw_reg.h file to be included cleanly, so I hardcoded it */
+/* define NUM_GPIO_IRQS GPIOHW_TOTAL_NUM_PINS */
+#define NUM_GPIO_IRQS 62
+
+#define NR_IRQS (IRQ_GPIO_0 + NUM_GPIO_IRQS)
+
+#define IRQ_UNKNOWN -1
+
+/* Tune these bits to preclude noisy or unsupported interrupt sources as required. */
+#define IRQ_INTC0_VALID_MASK 0xffffffff
+#define IRQ_INTC1_VALID_MASK 0x07ffffff
+#define IRQ_SINTC_VALID_MASK 0x0000ffff
+
+#endif /* ARCH_BCMRING_IRQS_H */
diff --git a/arch/arm/mach-bcmring/include/mach/memory.h b/arch/arm/mach-bcmring/include/mach/memory.h
new file mode 100644
index 00000000000..114f942bb4f
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/memory.h
@@ -0,0 +1,33 @@
+/*****************************************************************************
+* Copyright 2005 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#include <cfg_global.h>
+
+/*
+ * Physical vs virtual RAM address space conversion. These are
+ * private definitions which should NOT be used outside memory.h
+ * files. Use virt_to_phys/phys_to_virt/__pa/__va instead.
+ */
+
+#define PHYS_OFFSET CFG_GLOBAL_RAM_BASE
+
+/*
+ * Maximum DMA memory allowed is 14M
+ */
+#define CONSISTENT_DMA_SIZE (SZ_16M - SZ_2M)
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/memory_settings.h b/arch/arm/mach-bcmring/include/mach/memory_settings.h
new file mode 100644
index 00000000000..ce5cd16f2ac
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/memory_settings.h
@@ -0,0 +1,67 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef MEMORY_SETTINGS_H
+#define MEMORY_SETTINGS_H
+
+/* ---- Include Files ---------------------------------------- */
+/* ---- Constants and Types ---------------------------------- */
+
+/* Memory devices */
+/* NAND Flash timing for 166 MHz setting */
+#define HW_CFG_NAND_tBTA (5 << 16) /* Bus turnaround cycle (n) 0-7 (30 ns) */
+#define HW_CFG_NAND_tWP (4 << 11) /* Write pulse width cycle (n+1) 0-31 (25 ns) */
+#define HW_CFG_NAND_tWR (1 << 9) /* Write recovery cycle (n+1) 0-3 (10 ns) */
+#define HW_CFG_NAND_tAS (0 << 7) /* Write address setup cycle (n+1) 0-3 ( 0 ns) */
+#define HW_CFG_NAND_tOE (3 << 5) /* Output enable delay cycle (n) 0-3 (15 ns) */
+#define HW_CFG_NAND_tRC (7 << 0) /* Read access cycle (n+2) 0-31 (50 ns) */
+
+#define HW_CFG_NAND_TCR (HW_CFG_NAND_tBTA \
+ | HW_CFG_NAND_tWP \
+ | HW_CFG_NAND_tWR \
+ | HW_CFG_NAND_tAS \
+ | HW_CFG_NAND_tOE \
+ | HW_CFG_NAND_tRC)
+
+/* NOR Flash timing for 166 MHz setting */
+#define HW_CFG_NOR_TPRC_TWLC (0 << 19) /* Page read access cycle / Burst write latency (n+2 / n+1) (max 25ns) */
+#define HW_CFG_NOR_TBTA (0 << 16) /* Bus turnaround cycle (n) (DNA) */
+#define HW_CFG_NOR_TWP (6 << 11) /* Write pulse width cycle (n+1) (35ns) */
+#define HW_CFG_NOR_TWR (0 << 9) /* Write recovery cycle (n+1) (0ns) */
+#define HW_CFG_NOR_TAS (0 << 7) /* Write address setup cycle (n+1) (0ns) */
+#define HW_CFG_NOR_TOE (0 << 5) /* Output enable delay cycle (n) (max 25ns) */
+#define HW_CFG_NOR_TRC_TLC (0x10 << 0) /* Read access cycle / Burst read latency (n+2 / n+1) (100ns) */
+
+#define HW_CFG_FLASH0_TCR (HW_CFG_NOR_TPRC_TWLC \
+ | HW_CFG_NOR_TBTA \
+ | HW_CFG_NOR_TWP \
+ | HW_CFG_NOR_TWR \
+ | HW_CFG_NOR_TAS \
+ | HW_CFG_NOR_TOE \
+ | HW_CFG_NOR_TRC_TLC)
+
+#define HW_CFG_FLASH1_TCR HW_CFG_FLASH0_TCR
+#define HW_CFG_FLASH2_TCR HW_CFG_FLASH0_TCR
+
+/* SDRAM Settings */
+/* #define HW_CFG_SDRAM_CAS_LATENCY 5 Default 5, Values [3..6] */
+/* #define HW_CFG_SDRAM_CHIP_SELECT_CNT 1 Default 1, Vaules [1..2] */
+/* #define HW_CFG_SDRAM_SPEED_GRADE 667 Default 667, Values [400,533,667,800] */
+/* #define HW_CFG_SDRAM_WIDTH_BITS 16 Default 16, Vaules [8,16] */
+#define HW_CFG_SDRAM_SIZE_BYTES 0x10000000 /* Total memory, not per device size */
+
+/* ---- Variable Externs ------------------------------------- */
+/* ---- Function Prototypes ---------------------------------- */
+
+#endif /* MEMORY_SETTINGS_H */
diff --git a/arch/arm/mach-bcmring/include/mach/system.h b/arch/arm/mach-bcmring/include/mach/system.h
new file mode 100644
index 00000000000..cdbf93c694a
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/system.h
@@ -0,0 +1,54 @@
+/*
+ *
+ * Copyright (C) 1999 ARM Limited
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <mach/csp/chipcHw_inline.h>
+
+extern int bcmring_arch_warm_reboot;
+
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+static inline void arch_reset(char mode, char *cmd)
+{
+ printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot);
+
+ if (mode == 'h') {
+ /* Reboot configured in proc entry */
+ if (bcmring_arch_warm_reboot) {
+ printk("warm reset\n");
+ /* Issue Warm reset (do not reset ethernet switch, keep alive) */
+ chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM);
+ } else {
+ /* Force reset of everything */
+ printk("force reset\n");
+ chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
+ }
+ } else {
+ /* Force reset of everything */
+ printk("force reset\n");
+ chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
+ }
+}
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/timer.h b/arch/arm/mach-bcmring/include/mach/timer.h
new file mode 100644
index 00000000000..5a94bbb032b
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/timer.h
@@ -0,0 +1,77 @@
+/*****************************************************************************
+* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+/*
+*
+*****************************************************************************
+*
+* timer.h
+*
+* PURPOSE:
+*
+*
+*
+* NOTES:
+*
+*****************************************************************************/
+
+#if !defined(BCM_LINUX_TIMER_H)
+#define BCM_LINUX_TIMER_H
+
+#if defined(__KERNEL__)
+
+/* ---- Include Files ---------------------------------------------------- */
+/* ---- Constants and Types ---------------------------------------------- */
+
+typedef unsigned int timer_tick_count_t;
+typedef unsigned int timer_tick_rate_t;
+typedef unsigned int timer_msec_t;
+
+/* ---- Variable Externs ------------------------------------------------- */
+/* ---- Function Prototypes ---------------------------------------------- */
+
+/****************************************************************************
+*
+* timer_get_tick_count
+*
+*
+***************************************************************************/
+timer_tick_count_t timer_get_tick_count(void);
+
+/****************************************************************************
+*
+* timer_get_tick_rate
+*
+*
+***************************************************************************/
+timer_tick_rate_t timer_get_tick_rate(void);
+
+/****************************************************************************
+*
+* timer_get_msec
+*
+*
+***************************************************************************/
+timer_msec_t timer_get_msec(void);
+
+/****************************************************************************
+*
+* timer_ticks_to_msec
+*
+*
+***************************************************************************/
+timer_msec_t timer_ticks_to_msec(timer_tick_count_t ticks);
+
+#endif /* __KERNEL__ */
+#endif /* BCM_LINUX_TIMER_H */
diff --git a/arch/arm/mach-bcmring/include/mach/timex.h b/arch/arm/mach-bcmring/include/mach/timex.h
new file mode 100644
index 00000000000..40d033ec589
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/timex.h
@@ -0,0 +1,25 @@
+/*
+ *
+ * Integrator architecture timex specifications
+ *
+ * Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * Specifies the number of ticks per second
+ */
+#define CLOCK_TICK_RATE 100000 /* REG_SMT_TICKS_PER_SEC */
diff --git a/arch/arm/mach-bcmring/include/mach/uncompress.h b/arch/arm/mach-bcmring/include/mach/uncompress.h
new file mode 100644
index 00000000000..9c9821b7797
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/uncompress.h
@@ -0,0 +1,43 @@
+/*****************************************************************************
+* Copyright 2005 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+#include <mach/csp/mm_addr.h>
+
+#define BCMRING_UART_0_DR (*(volatile unsigned int *)MM_ADDR_IO_UARTA)
+#define BCMRING_UART_0_FR (*(volatile unsigned int *)(MM_ADDR_IO_UARTA + 0x18))
+/*
+ * This does not append a newline
+ */
+static inline void putc(int c)
+{
+ /* Send out UARTA */
+ while (BCMRING_UART_0_FR & (1 << 5))
+ ;
+
+ BCMRING_UART_0_DR = c;
+}
+
+
+static inline void flush(void)
+{
+ /* Wait for the tx fifo to be empty */
+ while ((BCMRING_UART_0_FR & (1 << 7)) == 0)
+ ;
+
+ /* Wait for the final character to be sent on the txd line */
+ while (BCMRING_UART_0_FR & (1 << 3))
+ ;
+}
+
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
diff --git a/arch/arm/mach-bcmring/include/mach/vmalloc.h b/arch/arm/mach-bcmring/include/mach/vmalloc.h
new file mode 100644
index 00000000000..35e2ead8395
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/vmalloc.h
@@ -0,0 +1,25 @@
+/*
+ *
+ * Copyright (C) 2000 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * Move VMALLOC_END to 0xf0000000 so that the vm space can range from
+ * 0xe0000000 to 0xefffffff. This gives us 256 MB of vm space and handles
+ * larger physical memory designs better.
+ */
+#define VMALLOC_END (PAGE_OFFSET + 0x30000000)
diff --git a/arch/arm/mach-bcmring/irq.c b/arch/arm/mach-bcmring/irq.c
new file mode 100644
index 00000000000..dc1c4939b0c
--- /dev/null
+++ b/arch/arm/mach-bcmring/irq.c
@@ -0,0 +1,127 @@
+/*
+ *
+ * Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <linux/init.h>
+#include <linux/stddef.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/version.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+#include <asm/mach/irq.h>
+#include <mach/csp/intcHw_reg.h>
+#include <mach/csp/mm_io.h>
+
+static void bcmring_mask_irq0(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_INTC0_START),
+ MM_IO_BASE_INTC0 + INTCHW_INTENCLEAR);
+}
+
+static void bcmring_unmask_irq0(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_INTC0_START),
+ MM_IO_BASE_INTC0 + INTCHW_INTENABLE);
+}
+
+static void bcmring_mask_irq1(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_INTC1_START),
+ MM_IO_BASE_INTC1 + INTCHW_INTENCLEAR);
+}
+
+static void bcmring_unmask_irq1(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_INTC1_START),
+ MM_IO_BASE_INTC1 + INTCHW_INTENABLE);
+}
+
+static void bcmring_mask_irq2(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_SINTC_START),
+ MM_IO_BASE_SINTC + INTCHW_INTENCLEAR);
+}
+
+static void bcmring_unmask_irq2(unsigned int irq)
+{
+ writel(1 << (irq - IRQ_SINTC_START),
+ MM_IO_BASE_SINTC + INTCHW_INTENABLE);
+}
+
+static struct irq_chip bcmring_irq0_chip = {
+ .typename = "ARM-INTC0",
+ .ack = bcmring_mask_irq0,
+ .mask = bcmring_mask_irq0, /* mask a specific interrupt, blocking its delivery. */
+ .unmask = bcmring_unmask_irq0, /* unmaks an interrupt */
+};
+
+static struct irq_chip bcmring_irq1_chip = {
+ .typename = "ARM-INTC1",
+ .ack = bcmring_mask_irq1,
+ .mask = bcmring_mask_irq1,
+ .unmask = bcmring_unmask_irq1,
+};
+
+static struct irq_chip bcmring_irq2_chip = {
+ .typename = "ARM-SINTC",
+ .ack = bcmring_mask_irq2,
+ .mask = bcmring_mask_irq2,
+ .unmask = bcmring_unmask_irq2,
+};
+
+static void vic_init(void __iomem *base, struct irq_chip *chip,
+ unsigned int irq_start, unsigned int vic_sources)
+{
+ unsigned int i;
+ for (i = 0; i < 32; i++) {
+ unsigned int irq = irq_start + i;
+ set_irq_chip(irq, chip);
+ set_irq_chip_data(irq, base);
+
+ if (vic_sources & (1 << i)) {
+ set_irq_handler(irq, handle_level_irq);
+ set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ }
+ }
+ writel(0, base + INTCHW_INTSELECT);
+ writel(0, base + INTCHW_INTENABLE);
+ writel(~0, base + INTCHW_INTENCLEAR);
+ writel(0, base + INTCHW_IRQSTATUS);
+ writel(~0, base + INTCHW_SOFTINTCLEAR);
+}
+
+void __init bcmring_init_irq(void)
+{
+ vic_init((void __iomem *)MM_IO_BASE_INTC0, &bcmring_irq0_chip,
+ IRQ_INTC0_START, IRQ_INTC0_VALID_MASK);
+ vic_init((void __iomem *)MM_IO_BASE_INTC1, &bcmring_irq1_chip,
+ IRQ_INTC1_START, IRQ_INTC1_VALID_MASK);
+ vic_init((void __iomem *)MM_IO_BASE_SINTC, &bcmring_irq2_chip,
+ IRQ_SINTC_START, IRQ_SINTC_VALID_MASK);
+
+ /* special cases */
+ if (INTCHW_INTC1_GPIO0 & IRQ_INTC1_VALID_MASK) {
+ set_irq_handler(IRQ_GPIO0, handle_simple_irq);
+ }
+ if (INTCHW_INTC1_GPIO1 & IRQ_INTC1_VALID_MASK) {
+ set_irq_handler(IRQ_GPIO1, handle_simple_irq);
+ }
+}
diff --git a/arch/arm/mach-bcmring/mm.c b/arch/arm/mach-bcmring/mm.c
new file mode 100644
index 00000000000..0f1c37e4523
--- /dev/null
+++ b/arch/arm/mach-bcmring/mm.c
@@ -0,0 +1,56 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/platform_device.h>
+#include <asm/mach/map.h>
+
+#include <mach/hardware.h>
+#include <mach/csp/mm_io.h>
+
+#define IO_DESC(va, sz) { .virtual = va, \
+ .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \
+ .length = sz, \
+ .type = MT_DEVICE }
+
+#define MEM_DESC(va, sz) { .virtual = va, \
+ .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \
+ .length = sz, \
+ .type = MT_MEMORY }
+
+static struct map_desc bcmring_io_desc[] __initdata = {
+ IO_DESC(MM_IO_BASE_NAND, SZ_64K), /* phys:0x28000000-0x28000FFF virt:0xE8000000-0xE8000FFF size:0x00010000 */
+ IO_DESC(MM_IO_BASE_UMI, SZ_64K), /* phys:0x2C000000-0x2C000FFF virt:0xEC000000-0xEC000FFF size:0x00010000 */
+
+ IO_DESC(MM_IO_BASE_BROM, SZ_64K), /* phys:0x30000000-0x3000FFFF virt:0xF3000000-0xF300FFFF size:0x00010000 */
+ MEM_DESC(MM_IO_BASE_ARAM, SZ_1M), /* phys:0x31000000-0x31FFFFFF virt:0xF3100000-0xF31FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_DMA0, SZ_1M), /* phys:0x32000000-0x32FFFFFF virt:0xF3200000-0xF32FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_DMA1, SZ_1M), /* phys:0x33000000-0x33FFFFFF virt:0xF3300000-0xF33FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_ESW, SZ_1M), /* phys:0x34000000-0x34FFFFFF virt:0xF3400000-0xF34FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_CLCD, SZ_1M), /* phys:0x35000000-0x35FFFFFF virt:0xF3500000-0xF35FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_APM, SZ_1M), /* phys:0x36000000-0x36FFFFFF virt:0xF3600000-0xF36FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_SPUM, SZ_1M), /* phys:0x37000000-0x37FFFFFF virt:0xF3700000-0xF37FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_PROG, SZ_1M), /* phys:0x38000000-0x38FFFFFF virt:0xF3800000-0xF38FFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_DATA, SZ_1M), /* phys:0x3A000000-0x3AFFFFFF virt:0xF3A00000-0xF3AFFFFF size:0x01000000 */
+
+ IO_DESC(MM_IO_BASE_VRAM, SZ_64K), /* phys:0x40000000-0x4000FFFF virt:0xF4000000-0xF400FFFF size:0x00010000 */
+ IO_DESC(MM_IO_BASE_CHIPC, SZ_16M), /* phys:0x80000000-0x80FFFFFF virt:0xF8000000-0xF8FFFFFF size:0x01000000 */
+ IO_DESC(MM_IO_BASE_VPM_EXTMEM_RSVD,
+ SZ_16M), /* phys:0x0F000000-0x0FFFFFFF virt:0xF0000000-0xF0FFFFFF size:0x01000000 */
+};
+
+void __init bcmring_map_io(void)
+{
+
+ iotable_init(bcmring_io_desc, ARRAY_SIZE(bcmring_io_desc));
+}
diff --git a/arch/arm/mach-bcmring/timer.c b/arch/arm/mach-bcmring/timer.c
new file mode 100644
index 00000000000..2d415d2a8e6
--- /dev/null
+++ b/arch/arm/mach-bcmring/timer.c
@@ -0,0 +1,62 @@
+/*****************************************************************************
+* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/version.h>
+#include <linux/types.h>
+#include <linux/module.h>
+#include <csp/tmrHw.h>
+
+#include <mach/timer.h>
+/* The core.c file initializes timers 1 and 3 as a linux clocksource. */
+/* The real time clock should probably be the real linux clocksource. */
+/* In the meantime, this file should agree with core.c as to the */
+/* profiling timer. If the clocksource is moved to rtc later, then */
+/* we can init the profiling timer here instead. */
+
+/* Timer 1 provides 25MHz resolution syncrhonized to scheduling and APM timing */
+/* Timer 3 provides bus freqeuncy sychronized to ACLK, but spread spectrum will */
+/* affect synchronization with scheduling and APM timing. */
+
+#define PROF_TIMER 1
+
+timer_tick_rate_t timer_get_tick_rate(void)
+{
+ return tmrHw_getCountRate(PROF_TIMER);
+}
+
+timer_tick_count_t timer_get_tick_count(void)
+{
+ return tmrHw_GetCurrentCount(PROF_TIMER); /* change downcounter to upcounter */
+}
+
+timer_msec_t timer_ticks_to_msec(timer_tick_count_t ticks)
+{
+ static int tickRateMsec;
+
+ if (tickRateMsec == 0) {
+ tickRateMsec = timer_get_tick_rate() / 1000;
+ }
+
+ return ticks / tickRateMsec;
+}
+
+timer_msec_t timer_get_msec(void)
+{
+ return timer_ticks_to_msec(timer_get_tick_count());
+}
+
+EXPORT_SYMBOL(timer_get_tick_count);
+EXPORT_SYMBOL(timer_ticks_to_msec);
+EXPORT_SYMBOL(timer_get_tick_rate);
+EXPORT_SYMBOL(timer_get_msec);