summaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/arm946es/cpu.c13
-rw-r--r--arch/arm/cpu/arm946es/start.S23
-rw-r--r--arch/arm/cpu/sa1100/cpu.c14
-rw-r--r--arch/arm/cpu/sa1100/start.S10
4 files changed, 27 insertions, 33 deletions
diff --git a/arch/arm/cpu/arm946es/cpu.c b/arch/arm/cpu/arm946es/cpu.c
index 0c8d92d737..e20e5a89aa 100644
--- a/arch/arm/cpu/arm946es/cpu.c
+++ b/arch/arm/cpu/arm946es/cpu.c
@@ -16,6 +16,7 @@
#include <common.h>
#include <command.h>
#include <asm/system.h>
+#include <asm/io.h>
static void cache_flush(void);
@@ -51,3 +52,15 @@ static void cache_flush (void)
asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i));
asm ("mcr p15, 0, %0, c7, c6, 0": :"r" (i));
}
+
+#ifndef CONFIG_INTEGRATOR
+
+__attribute__((noreturn)) void reset_cpu(ulong addr __attribute__((unused)))
+{
+ writew(0x0, 0xfffece10);
+ writew(0x8, 0xfffece10);
+ for (;;)
+ ;
+}
+
+#endif /* #ifdef CONFIG_INTEGRATOR */
diff --git a/arch/arm/cpu/arm946es/start.S b/arch/arm/cpu/arm946es/start.S
index 7d50145836..534592f850 100644
--- a/arch/arm/cpu/arm946es/start.S
+++ b/arch/arm/cpu/arm946es/start.S
@@ -320,26 +320,3 @@ fiq:
bl do_fiq
#endif
-
-# ifdef CONFIG_INTEGRATOR
-
- /* Satisfied by general board level routine */
-
-#else
-
- .align 5
-.globl reset_cpu
-reset_cpu:
-
- ldr r1, rstctl1 /* get clkm1 reset ctl */
- mov r3, #0x0
- strh r3, [r1] /* clear it */
- mov r3, #0x8
- strh r3, [r1] /* force dsp+arm reset */
-_loop_forever:
- b _loop_forever
-
-rstctl1:
- .word 0xfffece10
-
-#endif /* #ifdef CONFIG_INTEGRATOR */
diff --git a/arch/arm/cpu/sa1100/cpu.c b/arch/arm/cpu/sa1100/cpu.c
index 6651898de2..4c9752a1c8 100644
--- a/arch/arm/cpu/sa1100/cpu.c
+++ b/arch/arm/cpu/sa1100/cpu.c
@@ -17,6 +17,7 @@
#include <common.h>
#include <command.h>
#include <asm/system.h>
+#include <asm/io.h>
#ifdef CONFIG_USE_IRQ
DECLARE_GLOBAL_DATA_PTR;
@@ -52,3 +53,16 @@ static void cache_flush (void)
asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i));
}
+
+#define RST_BASE 0x90030000
+#define RSRR 0x00
+#define RCSR 0x04
+
+__attribute__((noreturn)) void reset_cpu(ulong addr __attribute__((unused)))
+{
+ /* repeat endlessly */
+ while (1) {
+ writel(0, RST_BASE + RCSR);
+ writel(1, RST_BASE + RSRR);
+ }
+}
diff --git a/arch/arm/cpu/sa1100/start.S b/arch/arm/cpu/sa1100/start.S
index bf80937a7c..472a595ad8 100644
--- a/arch/arm/cpu/sa1100/start.S
+++ b/arch/arm/cpu/sa1100/start.S
@@ -337,13 +337,3 @@ fiq:
bl do_fiq
#endif
-
- .align 5
-.globl reset_cpu
-reset_cpu:
- ldr r0, RST_BASE
- mov r1, #0x0 @ set bit 3-0 ...
- str r1, [r0, #RCSR] @ ... to clear in RCSR
- mov r1, #0x1
- str r1, [r0, #RSRR] @ and perform reset
- b reset_cpu @ silly, but repeat endlessly