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-rw-r--r--arch/mips/tx4927/common/Makefile6
-rw-r--r--arch/mips/tx4927/common/tx4927_setup.c186
-rw-r--r--arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c96
3 files changed, 60 insertions, 228 deletions
diff --git a/arch/mips/tx4927/common/Makefile b/arch/mips/tx4927/common/Makefile
index 18375787e09..a7fe76a6496 100644
--- a/arch/mips/tx4927/common/Makefile
+++ b/arch/mips/tx4927/common/Makefile
@@ -1,12 +1,8 @@
#
# Makefile for common code for Toshiba TX4927 based systems
#
-# Note! Dependencies are done automagically by 'make dep', which also
-# removes any old dependencies. DON'T put your own dependencies here
-# unless it's something special (ie not a .c file).
-#
-obj-y += tx4927_prom.o tx4927_setup.o tx4927_irq.o
+obj-y += tx4927_prom.o tx4927_irq.o
obj-$(CONFIG_TOSHIBA_FPCIB0) += smsc_fdc37m81x.o
obj-$(CONFIG_KGDB) += tx4927_dbgio.o
diff --git a/arch/mips/tx4927/common/tx4927_setup.c b/arch/mips/tx4927/common/tx4927_setup.c
deleted file mode 100644
index 36c5f200eb3..00000000000
--- a/arch/mips/tx4927/common/tx4927_setup.c
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * Author: MontaVista Software, Inc.
- * source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/module.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/timex.h>
-#include <linux/slab.h>
-#include <linux/random.h>
-#include <linux/irq.h>
-#include <linux/bitops.h>
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/mipsregs.h>
-#include <asm/system.h>
-#include <asm/time.h>
-#include <asm/tx4927/tx4927.h>
-
-
-#undef DEBUG
-
-void dump_cp0(char *key);
-
-
-void __init plat_mem_setup(void)
-{
-#ifdef CONFIG_TOSHIBA_RBTX4927
- {
- extern void toshiba_rbtx4927_setup(void);
- toshiba_rbtx4927_setup();
- }
-#endif
-}
-
-void __init plat_time_init(void)
-{
-#ifdef CONFIG_TOSHIBA_RBTX4927
- {
- extern void toshiba_rbtx4927_time_init(void);
- toshiba_rbtx4927_time_init();
- }
-#endif
-}
-
-#ifdef DEBUG
-void print_cp0(char *key, int num, char *name, u32 val)
-{
- printk("%s cp0:%02d:%s=0x%08x\n", key, num, name, val);
- return;
-}
-
-void
-dump_cp0(char *key)
-{
- if (key == NULL)
- key = "";
-
- print_cp0(key, 0, "INDEX ", read_c0_index());
- print_cp0(key, 2, "ENTRYLO1", read_c0_entrylo0());
- print_cp0(key, 3, "ENTRYLO2", read_c0_entrylo1());
- print_cp0(key, 4, "CONTEXT ", read_c0_context());
- print_cp0(key, 5, "PAGEMASK", read_c0_pagemask());
- print_cp0(key, 6, "WIRED ", read_c0_wired());
- //print_cp0(key, 8, "BADVADDR", read_c0_badvaddr());
- print_cp0(key, 9, "COUNT ", read_c0_count());
- print_cp0(key, 10, "ENTRYHI ", read_c0_entryhi());
- print_cp0(key, 11, "COMPARE ", read_c0_compare());
- print_cp0(key, 12, "STATUS ", read_c0_status());
- print_cp0(key, 13, "CAUSE ", read_c0_cause() & 0xffff87ff);
- print_cp0(key, 16, "CONFIG ", read_c0_config());
- return;
-}
-
-void print_pic(char *key, unsigned long reg, char *name)
-{
- printk(KERN_INFO "%s pic:0x%08lx:%s=0x%08x\n", key, reg, name,
- __raw_readl((void __iomem *)reg));
- return;
-}
-
-
-void dump_pic(char *key)
-{
- if (key == NULL)
- key = "";
-
- print_pic(key, 0xff1ff600, "IRDEN ");
- print_pic(key, 0xff1ff604, "IRDM0 ");
- print_pic(key, 0xff1ff608, "IRDM1 ");
-
- print_pic(key, 0xff1ff610, "IRLVL0 ");
- print_pic(key, 0xff1ff614, "IRLVL1 ");
- print_pic(key, 0xff1ff618, "IRLVL2 ");
- print_pic(key, 0xff1ff61c, "IRLVL3 ");
- print_pic(key, 0xff1ff620, "IRLVL4 ");
- print_pic(key, 0xff1ff624, "IRLVL5 ");
- print_pic(key, 0xff1ff628, "IRLVL6 ");
- print_pic(key, 0xff1ff62c, "IRLVL7 ");
-
- print_pic(key, 0xff1ff640, "IRMSK ");
- print_pic(key, 0xff1ff660, "IREDC ");
- print_pic(key, 0xff1ff680, "IRPND ");
- print_pic(key, 0xff1ff6a0, "IRCS ");
-
- print_pic(key, 0xff1ff514, "IRFLAG1 "); /* don't read IRLAG0 -- it hangs system */
-
- print_pic(key, 0xff1ff518, "IRPOL ");
- print_pic(key, 0xff1ff51c, "IRRCNT ");
- print_pic(key, 0xff1ff520, "IRMASKINT");
- print_pic(key, 0xff1ff524, "IRMASKEXT");
-
- return;
-}
-
-
-void print_addr(char *hdr, char *key, unsigned long addr)
-{
- printk(KERN_INFO "%s %s:0x%08lx=0x%08x\n", hdr, key, addr,
- __raw_readl((void __iomem *)addr));
- return;
-}
-
-
-void dump_180(char *key)
-{
- u32 i;
-
- for (i = 0x80000180; i < 0x80000180 + 0x80; i += 4) {
- print_addr("180", key, i);
- }
- return;
-}
-
-
-void dump_eh0(char *key)
-{
- int i;
- extern unsigned long exception_handlers[];
-
- for (i = (int) exception_handlers;
- i < (int) (exception_handlers + 20); i += 4) {
- print_addr("eh0", key, i);
- }
-
- return;
-}
-
-void pk0(void)
-{
- volatile u32 val;
-
- __asm__ __volatile__("ori %0, $26, 0":"=r"(val)
- );
- printk("k0=[0x%08x]\n", val);
-}
-#endif
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
index 0299595ce1c..e466e5e711d 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
@@ -45,27 +45,19 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/swap.h>
#include <linux/ioport.h>
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
-#include <linux/timex.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
+#include <linux/clk.h>
#include <asm/bootinfo.h>
-#include <asm/page.h>
#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/irq_regs.h>
#include <asm/processor.h>
#include <asm/reboot.h>
#include <asm/time.h>
#include <asm/txx9tmr.h>
-#include <linux/bootmem.h>
-#include <linux/blkdev.h>
#ifdef CONFIG_TOSHIBA_FPCIB0
#include <asm/tx4927/smsc_fdc37m81x.h>
#endif
@@ -73,42 +65,26 @@
#ifdef CONFIG_PCI
#include <asm/tx4927/tx4927_pci.h>
#endif
-#ifdef CONFIG_BLK_DEV_IDEPCI
-#include <linux/hdreg.h>
-#include <linux/ide.h>
-#endif
#ifdef CONFIG_SERIAL_TXX9
-#include <linux/tty.h>
-#include <linux/serial.h>
#include <linux/serial_core.h>
#endif
#undef TOSHIBA_RBTX4927_SETUP_DEBUG
#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-#define TOSHIBA_RBTX4927_SETUP_NONE 0x00000000
-
-#define TOSHIBA_RBTX4927_SETUP_INFO ( 1 << 0 )
-#define TOSHIBA_RBTX4927_SETUP_WARN ( 1 << 1 )
-#define TOSHIBA_RBTX4927_SETUP_EROR ( 1 << 2 )
-
-#define TOSHIBA_RBTX4927_SETUP_EFWFU ( 1 << 3 )
#define TOSHIBA_RBTX4927_SETUP_SETUP ( 1 << 4 )
#define TOSHIBA_RBTX4927_SETUP_PCIBIOS ( 1 << 7 )
#define TOSHIBA_RBTX4927_SETUP_PCI1 ( 1 << 8 )
#define TOSHIBA_RBTX4927_SETUP_PCI2 ( 1 << 9 )
-#define TOSHIBA_RBTX4927_SETUP_PCI66 ( 1 << 10 )
#define TOSHIBA_RBTX4927_SETUP_ALL 0xffffffff
#endif
#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
static const u32 toshiba_rbtx4927_setup_debug_flag =
- (TOSHIBA_RBTX4927_SETUP_NONE | TOSHIBA_RBTX4927_SETUP_INFO |
- TOSHIBA_RBTX4927_SETUP_WARN | TOSHIBA_RBTX4927_SETUP_EROR |
- TOSHIBA_RBTX4927_SETUP_EFWFU | TOSHIBA_RBTX4927_SETUP_SETUP |
+ (TOSHIBA_RBTX4927_SETUP_SETUP |
| TOSHIBA_RBTX4927_SETUP_PCIBIOS | TOSHIBA_RBTX4927_SETUP_PCI1 |
- TOSHIBA_RBTX4927_SETUP_PCI2 | TOSHIBA_RBTX4927_SETUP_PCI66);
+ TOSHIBA_RBTX4927_SETUP_PCI2);
#endif
#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
@@ -718,7 +694,7 @@ void toshiba_rbtx4927_power_off(void)
/* no return */
}
-void __init toshiba_rbtx4927_setup(void)
+void __init plat_mem_setup(void)
{
int i;
u32 cp0_config;
@@ -741,13 +717,6 @@ void __init toshiba_rbtx4927_setup(void)
cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC);
write_c0_config(cp0_config);
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
- {
- extern void dump_cp0(char *);
- dump_cp0("toshiba_rbtx4927_early_fw_fixup");
- }
-#endif
-
set_io_port_base(KSEG1 + TBTX4927_ISA_IO_OFFSET);
TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
":mips_io_port_base=0x%08lx\n",
@@ -835,6 +804,8 @@ void __init toshiba_rbtx4927_setup(void)
}
/* CCFG */
+ /* do reset on watchdog */
+ tx4927_ccfgptr->ccfg |= TX4927_CCFG_WR;
/* enable Timeout BusError */
if (tx4927_ccfg_toeon)
tx4927_ccfgptr->ccfg |= TX4927_CCFG_TOE;
@@ -936,8 +907,7 @@ void __init toshiba_rbtx4927_setup(void)
"+\n");
}
-void __init
-toshiba_rbtx4927_time_init(void)
+void __init plat_time_init(void)
{
mips_hpt_frequency = tx4927_cpu_clock / 2;
if (tx4927_ccfgptr->ccfg & TX4927_CCFG_TINTDIS)
@@ -977,3 +947,55 @@ static int __init rbtx4927_ne_init(void)
return IS_ERR(dev) ? PTR_ERR(dev) : 0;
}
device_initcall(rbtx4927_ne_init);
+
+/* Watchdog support */
+
+static int __init txx9_wdt_init(unsigned long base)
+{
+ struct resource res = {
+ .start = base,
+ .end = base + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ };
+ struct platform_device *dev =
+ platform_device_register_simple("txx9wdt", -1, &res, 1);
+ return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+}
+
+static int __init rbtx4927_wdt_init(void)
+{
+ return txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL);
+}
+device_initcall(rbtx4927_wdt_init);
+
+/* Minimum CLK support */
+
+struct clk *clk_get(struct device *dev, const char *id)
+{
+ if (!strcmp(id, "imbus_clk"))
+ return (struct clk *)50000000;
+ return ERR_PTR(-ENOENT);
+}
+EXPORT_SYMBOL(clk_get);
+
+int clk_enable(struct clk *clk)
+{
+ return 0;
+}
+EXPORT_SYMBOL(clk_enable);
+
+void clk_disable(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_disable);
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+ return (unsigned long)clk;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+void clk_put(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_put);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 16:19:44 +0000