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OpenCloudOS-Kernel
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m68knommu: move CPU reset code for the 520x ColdFire into its platform code 

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
This commit is contained in:
Greg Ungerer 2009-04-30 22:39:50 +10:00
parent 384feb9131
commit 25ce4a908a
2 changed files with 18 additions and 6 deletions
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9
arch/m68k/include/asm/m520xsim.h
View File

@ -59,5 +59,14 @@
#define MCFPIT_IMR MCFINTC_IMRL
#define MCFPIT_IMR_IBIT (1 << MCFINT_PIT1)
/*
* Reset Controll Unit.
*/
#define MCF_RCR 0xFC0A0000
#define MCF_RSR 0xFC0A0001
#define MCF_RCR_SWRESET 0x80 /* Software reset bit */
#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */
/****************************************************************************/
#endif /* m520xsim_h */

15
arch/m68knommu/platform/520x/config.c
View File

@ -14,7 +14,6 @@
#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>
@ -23,10 +22,6 @@
/***************************************************************************/
void coldfire_reset(void);
/***************************************************************************/
static struct mcf_platform_uart m520x_uart_platform[] = {
{
.mapbase = MCF_MBAR + MCFUART_BASE1,
@ -169,9 +164,17 @@ void mcf_autovector(unsigned int vec)
/***************************************************************************/
static void m520x_cpu_reset(void)
{
local_irq_disable();
__raw_writeb(MCF_RCR_SWRESET, MCF_RCR);
}
/***************************************************************************/
void __init config_BSP(char *commandp, int size)
{
mach_reset = coldfire_reset;
mach_reset = m520x_cpu_reset;
m520x_uarts_init();
m520x_fec_init();
}