Gitweb: http://git.kernel.org/linus/4c0b008d49e728735f54419e60446480017bfe1b
Commit: 4c0b008d49e728735f54419e60446480017bfe1b
Parent: 55b33f316d25c1ffb13a65de7f846b950b5ef5a6
Author: Greg Ungerer <gerg@uclinux.org>
AuthorDate: Thu Apr 30 23:06:45 2009 +1000
Committer: Greg Ungerer <gerg@uclinux.org>
CommitDate: Thu Jun 11 13:09:10 2009 +1000
m68knommu: move CPU reset code for the 527x ColdFire into its platform code
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
---
arch/m68k/include/asm/m527xsim.h | 9 +++++++++
arch/m68knommu/platform/527x/config.c | 15 +++++++++------
2 files changed, 18 insertions(+), 6 deletions(-)
diff --git a/arch/m68k/include/asm/m527xsim.h b/arch/m68k/include/asm/m527xsim.h
index 1f63ab3..95f4f8e 100644
--- a/arch/m68k/include/asm/m527xsim.h
+++ b/arch/m68k/include/asm/m527xsim.h
@@ -70,5 +70,14 @@
#define UART2_ENABLE_MASK 0x3f00
#endif
+/*
+ * Reset Controll Unit (relative to IPSBAR).
+ */
+#define MCF_RCR 0x110000
+#define MCF_RSR 0x110001
+
+#define MCF_RCR_SWRESET 0x80 /* Software reset bit */
+#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */
+
/****************************************************************************/
#endif /* m527xsim_h */
diff --git a/arch/m68knommu/platform/527x/config.c b/arch/m68knommu/platform/527x/config.c
index 428b159..f746439 100644
--- a/arch/m68knommu/platform/527x/config.c
+++ b/arch/m68knommu/platform/527x/config.c
@@ -15,7 +15,6 @@
#include <linux/kernel.h>
#include <linux/param.h>
#include <linux/init.h>
-#include <linux/interrupt.h>
#include <linux/io.h>
#include <asm/machdep.h>
#include <asm/coldfire.h>
@@ -24,10 +23,6 @@
/***************************************************************************/
-void coldfire_reset(void);
-
-/***************************************************************************/
-
static struct mcf_platform_uart m527x_uart_platform[] = {
{
.mapbase = MCF_MBAR + MCFUART_BASE1,
@@ -227,10 +222,18 @@ void mcf_autovector(unsigned int vec)
/***************************************************************************/
+static void m527x_cpu_reset(void)
+{
+ local_irq_disable();
+ __raw_writeb(MCF_RCR_SWRESET, MCF_IPSBAR + MCF_RCR);
+}
+
+/***************************************************************************/
+
void __init config_BSP(char *commandp, int size)
{
mcf_disableall();
- mach_reset = coldfire_reset;
+ mach_reset = m527x_cpu_reset;
m527x_uarts_init();
m527x_fec_init();
}
--
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