m68knommu: move CPU reset code for the 528x ColdFire into its platfor…

…m code Signed-off-by: Greg Ungerer <gerg@uclinux.org>
mariux64 · Jun 11, 2009 · dd65b1d · dd65b1d
1 parent 4c0b008
commit dd65b1d
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Showing 2 changed files with 17 additions and 4 deletions.
diff --git a/arch/m68k/include/asm/m528xsim.h b/arch/m68k/include/asm/m528xsim.h
@@ -56,6 +56,14 @@
 #define MCF5282_INTC0_ICR17     (volatile u8 *) (MCF_IPSBAR + 0x0C51)
 
 
+/*
+ *  Reset Control 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 */
 
 /*********************************************************************
 *

diff --git a/arch/m68knommu/platform/528x/config.c b/arch/m68knommu/platform/528x/config.c
@@ -31,10 +31,6 @@
 
 /***************************************************************************/
 
-void coldfire_reset(void);
-
-/***************************************************************************/
-
 static struct mcf_platform_uart m528x_uart_platform[] = {
 	{
 		.mapbase	= MCF_MBAR + MCFUART_BASE1,
@@ -171,6 +167,14 @@ void mcf_autovector(unsigned int vec)
 
 /***************************************************************************/
 
+static void m528x_cpu_reset(void)
+{
+	local_irq_disable();
+	__raw_writeb(MCF_RCR_SWRESET, MCF_IPSBAR + MCF_RCR);
+}
+
+/***************************************************************************/
+
 #ifdef CONFIG_WILDFIRE
 void wildfire_halt(void)
 {
@@ -214,6 +218,7 @@ void __init config_BSP(char *commandp, int size)
 
 static int __init init_BSP(void)
 {
+	mach_reset = m528x_cpu_reset;
 	m528x_uarts_init();
 	m528x_fec_init();
 	platform_add_devices(m528x_devices, ARRAY_SIZE(m528x_devices));