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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/configs/clps711x_defconfig78
-rw-r--r--arch/arm/configs/edb7211_defconfig27
-rw-r--r--arch/arm/configs/fortunet_defconfig28
-rw-r--r--arch/arm/mach-clps711x/Makefile2
-rw-r--r--arch/arm/mach-clps711x/autcpu12.c15
-rw-r--r--arch/arm/mach-clps711x/cdb89712.c4
-rw-r--r--arch/arm/mach-clps711x/common.c113
-rw-r--r--arch/arm/mach-clps711x/edb7211-mm.c82
-rw-r--r--arch/arm/mach-clps711x/edb7211.c (renamed from arch/arm/mach-clps711x/edb7211-arch.c)58
-rw-r--r--arch/arm/mach-clps711x/include/mach/autcpu12.h14
-rw-r--r--arch/arm/mach-clps711x/include/mach/clps711x.h3
-rw-r--r--arch/arm/mach-clps711x/include/mach/hardware.h56
-rw-r--r--arch/arm/mach-clps711x/include/mach/irqs.h4
-rw-r--r--arch/arm/mach-clps711x/include/mach/syspld.h9
-rw-r--r--arch/arm/mach-clps711x/p720t.c18
16 files changed, 223 insertions, 289 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index f456cf4ae3c..e63e3eee13c 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -369,6 +369,7 @@ config ARCH_CLPS711X
select CLKDEV_LOOKUP
select COMMON_CLK
select CPU_ARM720T
+ select GENERIC_CLOCKEVENTS
select NEED_MACH_MEMORY_H
help
Support for Cirrus Logic 711x/721x/731x based boards.
diff --git a/arch/arm/configs/clps711x_defconfig b/arch/arm/configs/clps711x_defconfig
new file mode 100644
index 00000000000..86209d175b9
--- /dev/null
+++ b/arch/arm/configs/clps711x_defconfig
@@ -0,0 +1,78 @@
+CONFIG_EXPERIMENTAL=y
+CONFIG_SYSVIPC=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_EMBEDDED=y
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_MSDOS_PARTITION is not set
+CONFIG_ARCH_CLPS711X=y
+CONFIG_ARCH_AUTCPU12=y
+CONFIG_ARCH_CDB89712=y
+CONFIG_ARCH_CLEP7312=y
+CONFIG_ARCH_EDB7211=y
+CONFIG_ARCH_P720T=y
+CONFIG_ARCH_FORTUNET=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_INET=y
+# CONFIG_IPV6 is not set
+CONFIG_IRDA=y
+CONFIG_IRTTY_SIR=y
+CONFIG_EP7211_DONGLE=y
+CONFIG_MTD=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLOCK=y
+CONFIG_MTD_CFI=y
+CONFIG_MTD_JEDECPROBE=y
+CONFIG_MTD_CFI_INTELEXT=y
+CONFIG_MTD_CFI_AMDSTD=y
+CONFIG_MTD_CFI_STAA=y
+CONFIG_MTD_CDB89712=y
+CONFIG_MTD_AUTCPU12=y
+CONFIG_MTD_PLATRAM=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_NET_VENDOR_AMD is not set
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CHELSIO is not set
+CONFIG_CS89x0=y
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_FUJITSU is not set
+# CONFIG_NET_VENDOR_HP is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MARVELL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_RACAL is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+# CONFIG_NET_VENDOR_STMICRO is not set
+# CONFIG_NET_VENDOR_WIZNET is not set
+# CONFIG_WLAN is not set
+# CONFIG_INPUT is not set
+# CONFIG_SERIO is not set
+# CONFIG_VT is not set
+CONFIG_SERIAL_CLPS711X_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+# CONFIG_HWMON is not set
+CONFIG_FB=y
+CONFIG_FB_CLPS711X=y
+# CONFIG_USB_SUPPORT is not set
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_EXT2_FS=y
+CONFIG_MINIX_FS=y
+# CONFIG_NETWORK_FILESYSTEMS is not set
+# CONFIG_FTRACE is not set
+CONFIG_DEBUG_USER=y
+CONFIG_DEBUG_LL=y
+CONFIG_EARLY_PRINTK=y
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+# CONFIG_CRC32 is not set
diff --git a/arch/arm/configs/edb7211_defconfig b/arch/arm/configs/edb7211_defconfig
deleted file mode 100644
index d52ded350a1..00000000000
--- a/arch/arm/configs/edb7211_defconfig
+++ /dev/null
@@ -1,27 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_EXPERT=y
-# CONFIG_HOTPLUG is not set
-CONFIG_ARCH_CLPS711X=y
-CONFIG_ARCH_EDB7211=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-# CONFIG_IPV6 is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_NETDEVICES=y
-# CONFIG_INPUT is not set
-CONFIG_SERIO_LIBPS2=y
-# CONFIG_VT is not set
-CONFIG_SERIAL_CLPS711X=y
-CONFIG_SERIAL_CLPS711X_CONSOLE=y
-CONFIG_EXT2_FS=y
-CONFIG_MINIX_FS=y
-CONFIG_PARTITION_ADVANCED=y
-# CONFIG_MSDOS_PARTITION is not set
-CONFIG_DEBUG_USER=y
diff --git a/arch/arm/configs/fortunet_defconfig b/arch/arm/configs/fortunet_defconfig
deleted file mode 100644
index 840fced7529..00000000000
--- a/arch/arm/configs/fortunet_defconfig
+++ /dev/null
@@ -1,28 +0,0 @@
-CONFIG_EXPERIMENTAL=y
-CONFIG_SYSVIPC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_EXPERT=y
-# CONFIG_HOTPLUG is not set
-CONFIG_ARCH_CLPS711X=y
-CONFIG_ARCH_FORTUNET=y
-# CONFIG_ARM_THUMB is not set
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_FPE_FASTFPE=y
-CONFIG_BINFMT_AOUT=y
-CONFIG_NET=y
-CONFIG_UNIX=y
-CONFIG_MTD=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_INTELEXT=y
-CONFIG_BLK_DEV_RAM=y
-# CONFIG_INPUT is not set
-# CONFIG_SERIO is not set
-# CONFIG_VT is not set
-CONFIG_SERIAL_CLPS711X=y
-CONFIG_SERIAL_CLPS711X_CONSOLE=y
-CONFIG_EXT2_FS=y
-CONFIG_DEBUG_USER=y
diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile
index 6da6940b365..9cf2d1c6a54 100644
--- a/arch/arm/mach-clps711x/Makefile
+++ b/arch/arm/mach-clps711x/Makefile
@@ -12,6 +12,6 @@ obj- :=
obj-$(CONFIG_ARCH_AUTCPU12) += autcpu12.o
obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o
obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o
-obj-$(CONFIG_ARCH_EDB7211) += edb7211-arch.o edb7211-mm.o
+obj-$(CONFIG_ARCH_EDB7211) += edb7211.o
obj-$(CONFIG_ARCH_FORTUNET) += fortunet.o
obj-$(CONFIG_ARCH_P720T) += p720t.o
diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c
index 32871918bb6..214547b5c51 100644
--- a/arch/arm/mach-clps711x/autcpu12.c
+++ b/arch/arm/mach-clps711x/autcpu12.c
@@ -39,19 +39,10 @@
#include "common.h"
-/*
- * The on-chip registers are given a size of 1MB so that a section can
- * be used to map them; this saves a page table. This is the place to
- * add mappings for ROM, expansion memory, PCMCIA, etc. (if static
- * mappings are chosen for those areas).
- *
-*/
-
static struct map_desc autcpu12_io_desc[] __initdata = {
- /* memory-mapped extra io and CS8900A Ethernet chip */
- /* ethernet chip */
- {
- .virtual = AUTCPU12_VIRT_CS8900A,
+ /* Memory-mapped extra io and CS8900A Ethernet chip */
+ {
+ .virtual = IO_ADDRESS(AUTCPU12_PHYS_CS8900A),
.pfn = __phys_to_pfn(AUTCPU12_PHYS_CS8900A),
.length = SZ_1M,
.type = MT_DEVICE
diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c
index c314f49d6ef..d90d25c67ac 100644
--- a/arch/arm/mach-clps711x/cdb89712.c
+++ b/arch/arm/mach-clps711x/cdb89712.c
@@ -40,8 +40,8 @@
*/
static struct map_desc cdb89712_io_desc[] __initdata = {
{
- .virtual = ETHER_BASE,
- .pfn =__phys_to_pfn(ETHER_START),
+ .virtual = IO_ADDRESS(ETHER_PHYS_BASE),
+ .pfn = __phys_to_pfn(ETHER_PHYS_BASE),
.length = ETHER_SIZE,
.type = MT_DEVICE
}
diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c
index 509243d89a3..286d6e6d5f5 100644
--- a/arch/arm/mach-clps711x/common.c
+++ b/arch/arm/mach-clps711x/common.c
@@ -21,13 +21,14 @@
*/
#include <linux/io.h>
#include <linux/init.h>
+#include <linux/sizes.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
+#include <linux/clockchips.h>
#include <linux/clk-provider.h>
-#include <asm/sizes.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/system_misc.h>
@@ -36,7 +37,6 @@
static struct clk *clk_pll, *clk_bus, *clk_uart, *clk_timerl, *clk_timerh,
*clk_tint, *clk_spi;
-static unsigned long latch;
/*
* This maps the generic CLPS711x registers
@@ -45,7 +45,7 @@ static struct map_desc clps711x_io_desc[] __initdata = {
{
.virtual = (unsigned long)CLPS711X_VIRT_BASE,
.pfn = __phys_to_pfn(CLPS711X_PHYS_BASE),
- .length = SZ_1M,
+ .length = SZ_64K,
.type = MT_DEVICE
}
};
@@ -66,6 +66,10 @@ static void int1_mask(struct irq_data *d)
static void int1_ack(struct irq_data *d)
{
+}
+
+static void int1_eoi(struct irq_data *d)
+{
switch (d->irq) {
case IRQ_CSINT: clps_writel(0, COEOI); break;
case IRQ_TC1OI: clps_writel(0, TC1EOI); break;
@@ -86,7 +90,9 @@ static void int1_unmask(struct irq_data *d)
}
static struct irq_chip int1_chip = {
+ .name = "Interrupt Vector 1 ",
.irq_ack = int1_ack,
+ .irq_eoi = int1_eoi,
.irq_mask = int1_mask,
.irq_unmask = int1_unmask,
};
@@ -102,6 +108,10 @@ static void int2_mask(struct irq_data *d)
static void int2_ack(struct irq_data *d)
{
+}
+
+static void int2_eoi(struct irq_data *d)
+{
switch (d->irq) {
case IRQ_KBDINT: clps_writel(0, KBDEOI); break;
}
@@ -117,73 +127,93 @@ static void int2_unmask(struct irq_data *d)
}
static struct irq_chip int2_chip = {
+ .name = "Interrupt Vector 2 ",
.irq_ack = int2_ack,
+ .irq_eoi = int2_eoi,
.irq_mask = int2_mask,
.irq_unmask = int2_unmask,
};
+struct clps711x_irqdesc {
+ int nr;
+ struct irq_chip *chip;
+ irq_flow_handler_t handle;
+};
+
+static struct clps711x_irqdesc clps711x_irqdescs[] __initdata = {
+ { IRQ_CSINT, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_EINT1, &int1_chip, handle_level_irq, },
+ { IRQ_EINT2, &int1_chip, handle_level_irq, },
+ { IRQ_EINT3, &int1_chip, handle_level_irq, },
+ { IRQ_TC1OI, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_TC2OI, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_RTCMI, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_TINT, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_UTXINT1, &int1_chip, handle_level_irq, },
+ { IRQ_URXINT1, &int1_chip, handle_level_irq, },
+ { IRQ_UMSINT, &int1_chip, handle_fasteoi_irq, },
+ { IRQ_SSEOTI, &int1_chip, handle_level_irq, },
+ { IRQ_KBDINT, &int2_chip, handle_fasteoi_irq, },
+ { IRQ_SS2RX, &int2_chip, handle_level_irq, },
+ { IRQ_SS2TX, &int2_chip, handle_level_irq, },
+ { IRQ_UTXINT2, &int2_chip, handle_level_irq, },
+ { IRQ_URXINT2, &int2_chip, handle_level_irq, },
+};
+
void __init clps711x_init_irq(void)
{
unsigned int i;
- for (i = 0; i < NR_IRQS; i++) {
- if (INT1_IRQS & (1 << i)) {
- irq_set_chip_and_handler(i, &int1_chip,
- handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
- }
- if (INT2_IRQS & (1 << i)) {
- irq_set_chip_and_handler(i, &int2_chip,
- handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
- }
- }
-
- /*
- * Disable interrupts
- */
+ /* Disable interrupts */
clps_writel(0, INTMR1);
clps_writel(0, INTMR2);
+ clps_writel(0, INTMR3);
- /*
- * Clear down any pending interrupts
- */
+ /* Clear down any pending interrupts */
+ clps_writel(0, BLEOI);
+ clps_writel(0, MCEOI);
clps_writel(0, COEOI);
clps_writel(0, TC1EOI);
clps_writel(0, TC2EOI);
clps_writel(0, RTCEOI);
clps_writel(0, TEOI);
clps_writel(0, UMSEOI);
- clps_writel(0, SYNCIO);
clps_writel(0, KBDEOI);
+ clps_writel(0, SRXEOF);
+ clps_writel(0xffffffff, DAISR);
+
+ for (i = 0; i < ARRAY_SIZE(clps711x_irqdescs); i++) {
+ irq_set_chip_and_handler(clps711x_irqdescs[i].nr,
+ clps711x_irqdescs[i].chip,
+ clps711x_irqdescs[i].handle);
+ set_irq_flags(clps711x_irqdescs[i].nr,
+ IRQF_VALID | IRQF_PROBE);
+ }
}
-/*
- * gettimeoffset() returns time since last timer tick, in usecs.
- *
- * 'LATCH' is hwclock ticks (see CLOCK_TICK_RATE in timex.h) per jiffy.
- * 'tick' is usecs per jiffy.
- */
-static unsigned long clps711x_gettimeoffset(void)
+static void clps711x_clockevent_set_mode(enum clock_event_mode mode,
+ struct clock_event_device *evt)
{
- unsigned long hwticks;
- hwticks = latch - (clps_readl(TC2D) & 0xffff);
- return (hwticks * (tick_nsec / 1000)) / latch;
}
-/*
- * IRQ handler for the timer
- */
-static irqreturn_t p720t_timer_interrupt(int irq, void *dev_id)
+static struct clock_event_device clockevent_clps711x = {
+ .name = "CLPS711x Clockevents",
+ .rating = 300,
+ .features = CLOCK_EVT_FEAT_PERIODIC,
+ .set_mode = clps711x_clockevent_set_mode,
+};
+
+static irqreturn_t clps711x_timer_interrupt(int irq, void *dev_id)
{
- timer_tick();
+ clockevent_clps711x.event_handler(&clockevent_clps711x);
+
return IRQ_HANDLED;
}
static struct irqaction clps711x_timer_irq = {
.name = "CLPS711x Timer Tick",
.flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
- .handler = p720t_timer_interrupt,
+ .handler = clps711x_timer_interrupt,
};
static void add_fixed_clk(struct clk *clk, const char *name, int rate)
@@ -244,20 +274,19 @@ static void __init clps711x_timer_init(void)
pr_info("CPU frequency set at %i Hz.\n", cpu);
- latch = (timh + HZ / 2) / HZ;
+ clps_writew(DIV_ROUND_CLOSEST(timh, HZ), TC2D);
tmp = clps_readl(SYSCON1);
tmp |= SYSCON1_TC2S | SYSCON1_TC2M;
clps_writel(tmp, SYSCON1);
- clps_writel(latch - 1, TC2D);
+ clockevents_config_and_register(&clockevent_clps711x, timh, 1, 0xffff);
setup_irq(IRQ_TC2OI, &clps711x_timer_irq);
}
struct sys_timer clps711x_timer = {
.init = clps711x_timer_init,
- .offset = clps711x_gettimeoffset,
};
void clps711x_restart(char mode, const char *cmd)
diff --git a/arch/arm/mach-clps711x/edb7211-mm.c b/arch/arm/mach-clps711x/edb7211-mm.c
deleted file mode 100644
index 4372f06c992..00000000000
--- a/arch/arm/mach-clps711x/edb7211-mm.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * linux/arch/arm/mach-clps711x/mm.c
- *
- * Extra MM routines for the EDB7211 board
- *
- * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved.
- *
- * 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/kernel.h>
-#include <linux/init.h>
-#include <linux/bug.h>
-
-#include <mach/hardware.h>
-#include <asm/page.h>
-#include <asm/sizes.h>
-
-#include <asm/mach/map.h>
-
-extern void clps711x_map_io(void);
-
-/*
- * The on-chip registers are given a size of 1MB so that a section can
- * be used to map them; this saves a page table. This is the place to
- * add mappings for ROM, expansion memory, PCMCIA, etc. (if static
- * mappings are chosen for those areas).
- *
- * Here is a physical memory map (to be fleshed out later):
- *
- * Physical Address Size Description
- * ----------------- ----- ---------------------------------
- * c0000000-c001ffff 128KB reserved for video RAM [1]
- * c0020000-c0023fff 16KB parameters (see Documentation/arm/Setup)
- * c0024000-c0027fff 16KB swapper_pg_dir (task 0 page directory)
- * c0028000-... kernel image (TEXTADDR)
- *
- * [1] Unused pages should be given back to the VM; they are not yet.
- * The parameter block should also be released (not sure if this
- * happens).
- */
-static struct map_desc edb7211_io_desc[] __initdata = {
- { /* memory-mapped extra keyboard row */
- .virtual = EP7211_VIRT_EXTKBD,
- .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD),
- .length = SZ_1M,
- .type = MT_DEVICE,
- }, { /* and CS8900A Ethernet chip */
- .virtual = EP7211_VIRT_CS8900A,
- .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A),
- .length = SZ_1M,
- .type = MT_DEVICE,
- }, { /* flash banks */
- .virtual = EP7211_VIRT_FLASH1,
- .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1),
- .length = SZ_8M,
- .type = MT_DEVICE,
- }, {
- .virtual = EP7211_VIRT_FLASH2,
- .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2),
- .length = SZ_8M,
- .type = MT_DEVICE,
- }
-};
-
-void __init edb7211_map_io(void)
-{
- clps711x_map_io();
- iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc));
-}
-
diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211.c
index 5fad0b4f40a..88f46908de2 100644
--- a/arch/arm/mach-clps711x/edb7211-arch.c
+++ b/arch/arm/mach-clps711x/edb7211.c
@@ -1,39 +1,61 @@
/*
- * linux/arch/arm/mach-clps711x/arch-edb7211.c
- *
* Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved.
*
* 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/memblock.h>
#include <linux/types.h>
-#include <linux/string.h>
#include <asm/setup.h>
-#include <asm/mach-types.h>
+#include <asm/mach/map.h>
#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+
+#include <mach/hardware.h>
#include "common.h"
-extern void edb7211_map_io(void);
+#define VIDEORAM_SIZE SZ_128K
+
+static struct map_desc edb7211_io_desc[] __initdata = {
+ { /* Memory-mapped extra keyboard row */
+ .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD),
+ .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+ }, { /* CS8900A Ethernet chip */
+ .virtual = IO_ADDRESS(EP7211_PHYS_CS8900A),
+ .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+ }, { /* Flash bank 0 */
+ .virtual = IO_ADDRESS(EP7211_PHYS_FLASH1),
+ .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1),
+ .length = SZ_8M,
+ .type = MT_DEVICE,
+ }, { /* Flash bank 1 */
+ .virtual = IO_ADDRESS(EP7211_PHYS_FLASH2),
+ .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2),
+ .length = SZ_8M,
+ .type = MT_DEVICE,
+ },
+};
+
+void __init edb7211_map_io(void)
+{
+ clps711x_map_io();
+ iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc));
+}
/* Reserve screen memory region at the start of main system memory. */
static void __init edb7211_reserve(void)
{
- memblock_reserve(PHYS_OFFSET, 0x00020000);
+ memblock_reserve(PHYS_OFFSET, VIDEORAM_SIZE);
}
static void __init
@@ -48,15 +70,15 @@ fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi)
* not using that information yet.
*/
mi->bank[0].start = 0xc0000000;
- mi->bank[0].size = 8*1024*1024;
+ mi->bank[0].size = SZ_8M;
mi->bank[1].start = 0xc1000000;
- mi->bank[1].size = 8*1024*1024;
+ mi->bank[1].size = SZ_8M;
mi->nr_banks = 2;
}
MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)")
/* Maintainer: Jon McClintock */
- .atag_offset = 0x20100, /* 0xc0000000 - 0xc001ffff can be video RAM */
+ .atag_offset = VIDEORAM_SIZE + 0x100,
.fixup = fixup_edb7211,
.map_io = edb7211_map_io,
.reserve = edb7211_reserve,
diff --git a/arch/arm/mach-clps711x/include/mach/autcpu12.h b/arch/arm/mach-clps711x/include/mach/autcpu12.h
index 1588a365f61..f95ce6f2911 100644
--- a/arch/arm/mach-clps711x/include/mach/autcpu12.h
+++ b/arch/arm/mach-clps711x/include/mach/autcpu12.h
@@ -20,12 +20,8 @@
#ifndef __ASM_ARCH_AUTCPU12_H
#define __ASM_ARCH_AUTCPU12_H
-/*
- * The CS8900A ethernet chip has its I/O registers wired to chip select 2
- * (nCS2). This is the mapping for it.
- */
-#define AUTCPU12_PHYS_CS8900A CS2_PHYS_BASE /* physical */
-#define AUTCPU12_VIRT_CS8900A (0xfe000000) /* virtual */
+/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */
+#define AUTCPU12_PHYS_CS8900A CS2_PHYS_BASE
/*
* The flash bank is wired to chip select 0
@@ -34,11 +30,9 @@
/* offset for device specific information structure */
#define AUTCPU12_LCDINFO_OFFS (0x00010000)
-/*
-* Videomemory is the internal SRAM (CS 6)
-*/
+
+/* Videomemory in the internal SRAM (CS 6) */
#define AUTCPU12_PHYS_VIDEO CS6_PHYS_BASE
-#define AUTCPU12_VIRT_VIDEO (0xfd000000)
/*
* All special IO's are tied to CS1
diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h
index c82e21ca49c..aee352c00a1 100644
--- a/arch/arm/mach-clps711x/include/mach/clps711x.h
+++ b/arch/arm/mach-clps711x/include/mach/clps711x.h
@@ -257,6 +257,9 @@
#define MEMCFG_BUS_WIDTH_16 (0)
#define MEMCFG_BUS_WIDTH_8 (3)
+#define MEMCFG_SQAEN (1 << 6)
+#define MEMCFG_CLKENB (1 << 7)
+
#define MEMCFG_WAITSTATE_8_3 (0 << 2)
#define MEMCFG_WAITSTATE_7_3 (1 << 2)
#define MEMCFG_WAITSTATE_6_3 (2 << 2)
diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h
index 8497775d6ee..0a3df25ffea 100644
--- a/arch/arm/mach-clps711x/include/mach/hardware.h
+++ b/arch/arm/mach-clps711x/include/mach/hardware.h
@@ -24,7 +24,10 @@
#include <mach/clps711x.h>
-#define CLPS711X_VIRT_BASE IOMEM(0xff000000)
+#define IO_ADDRESS(x) (0xdc000000 + (((x) & 0x03ffffff) | \
+ (((x) >> 2) & 0x3c000000)))
+
+#define CLPS711X_VIRT_BASE IOMEM(IO_ADDRESS(CLPS711X_PHYS_BASE))
#ifndef __ASSEMBLY__
#define clps_readb(off) readb(CLPS711X_VIRT_BASE + (off))
@@ -61,58 +64,25 @@
#define CS7_PHYS_BASE (0x00000000)
#endif
-#define SYSPLD_VIRT_BASE 0xfe000000
-#define SYSPLD_BASE SYSPLD_VIRT_BASE
-
#if defined (CONFIG_ARCH_CDB89712)
-#define ETHER_START 0x20000000
-#define ETHER_SIZE 0x1000
-#define ETHER_BASE 0xfe000000
+#define ETHER_PHYS_BASE CS2_PHYS_BASE
+#define ETHER_SIZE 0x1000
#endif
#if defined (CONFIG_ARCH_EDB7211)
-/*
- * The extra 8 lines of the keyboard matrix are wired to chip select 3 (nCS3)
- * and repeat across it. This is the mapping for it.
- *
- * In jumpered boot mode, nCS3 is mapped to 0x4000000, not 0x3000000. This
- * was cause for much consternation and headscratching. This should probably
- * be made a compile/run time kernel option.
- */
-#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE /* physical */
-
-#define EP7211_VIRT_EXTKBD (0xfd000000) /* virtual */
-
-
-/*
- * The CS8900A ethernet chip has its I/O registers wired to chip select 2
- * (nCS2). This is the mapping for it.
- *
- * In jumpered boot mode, nCS2 is mapped to 0x5000000, not 0x2000000. This
- * was cause for much consternation and headscratching. This should probably
- * be made a compile/run time kernel option.
- */
-#define EP7211_PHYS_CS8900A CS2_PHYS_BASE /* physical */
-
-#define EP7211_VIRT_CS8900A (0xfc000000) /* virtual */
+/* The extra 8 lines of the keyboard matrix are wired to chip select 3 */
+#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE
+/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */
+#define EP7211_PHYS_CS8900A CS2_PHYS_BASE
-/*
- * The two flash banks are wired to chip selects 0 and 1. This is the mapping
- * for them.
- *
- * nCS0 and nCS1 are at 0x70000000 and 0x60000000, respectively, when running
- * in jumpered boot mode.
- */
-#define EP7211_PHYS_FLASH1 CS0_PHYS_BASE /* physical */
-#define EP7211_PHYS_FLASH2 CS1_PHYS_BASE /* physical */
-
-#define EP7211_VIRT_FLASH1 (0xfa000000) /* virtual */
-#define EP7211_VIRT_FLASH2 (0xfb000000) /* virtual */
+/* The two flash banks are wired to chip selects 0 and 1 */
+#define EP7211_PHYS_FLASH1 CS0_PHYS_BASE
+#define EP7211_PHYS_FLASH2 CS1_PHYS_BASE
#endif /* CONFIG_ARCH_EDB7211 */
diff --git a/arch/arm/mach-clps711x/include/mach/irqs.h b/arch/arm/mach-clps711x/include/mach/irqs.h
index 14d215f8ca8..1ea56db2fd5 100644
--- a/arch/arm/mach-clps711x/include/mach/irqs.h
+++ b/arch/arm/mach-clps711x/include/mach/irqs.h
@@ -34,8 +34,6 @@
#define IRQ_UMSINT 14
#define IRQ_SSEOTI 15
-#define INT1_IRQS (0x0000fff0)
-
/*
* Interrupts from INTSR2
*/
@@ -45,6 +43,4 @@
#define IRQ_UTXINT2 (16+12) /* bit 12 */
#define IRQ_URXINT2 (16+13) /* bit 13 */
-#define INT2_IRQS (0x30070000)
-
#define NR_IRQS 30
diff --git a/arch/arm/mach-clps711x/include/mach/syspld.h b/arch/arm/mach-clps711x/include/mach/syspld.h
index f7f4c120189..9a433155bf5 100644
--- a/arch/arm/mach-clps711x/include/mach/syspld.h
+++ b/arch/arm/mach-clps711x/include/mach/syspld.h
@@ -23,14 +23,9 @@
#define __ASM_ARCH_SYSPLD_H
#define SYSPLD_PHYS_BASE (0x10000000)
+#define SYSPLD_VIRT_BASE IO_ADDRESS(SYSPLD_PHYS_BASE)
-#ifndef __ASSEMBLY__
-#include <asm/types.h>
-
-#define SYSPLD_REG(type,off) (*(volatile type *)(SYSPLD_BASE + off))
-#else
-#define SYSPLD_REG(type,off) (off)
-#endif
+#define SYSPLD_REG(type, off) (*(volatile type *)(SYSPLD_VIRT_BASE + (off)))
#define PLD_INT SYSPLD_REG(u32, 0x000000)
#define PLD_INT_PENIRQ (1 << 5)
diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c
index b752b586fc2..dd8995027dd 100644
--- a/arch/arm/mach-clps711x/p720t.c
+++ b/arch/arm/mach-clps711x/p720t.c
@@ -36,27 +36,19 @@
#include <asm/mach/map.h>
#include <mach/syspld.h>
-#include <asm/hardware/clps7111.h>
-
#include "common.h"
/*
- * Map the P720T system PLD. It occupies two address spaces:
- * SYSPLD_PHYS_BASE and SYSPLD_PHYS_BASE + 0x00400000
- * We map both here.
+ * Map the P720T system PLD. It occupies two address spaces:
+ * 0x10000000 and 0x10400000. We map both regions as one.
*/
static struct map_desc p720t_io_desc[] __initdata = {
{
.virtual = SYSPLD_VIRT_BASE,
.pfn = __phys_to_pfn(SYSPLD_PHYS_BASE),
- .length = SZ_1M,
- .type = MT_DEVICE
- }, {
- .virtual = 0xfe400000,
- .pfn = __phys_to_pfn(0x10400000),
- .length = SZ_1M,
- .type = MT_DEVICE
- }
+ .length = SZ_8M,
+ .type = MT_DEVICE,
+ },
};
static void __init
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-17 05:49:38 +0000