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ColdFire: MCF532x - Update do_reset() using core reset

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Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>
This commit is contained in:
TsiChungLiew 2007-11-07 17:56:15 -06:00
parent d9240a5f82
commit 248c7c1483
3 changed files with 19 additions and 7 deletions
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8
cpu/mcf532x/cpu.c
View File

@ -35,14 +35,10 @@ DECLARE_GLOBAL_DATA_PTR;
int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
{ {
volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM);
wdp->cr = 0;
udelay(1000); udelay(1000);
rcm->rcr |= RCM_RCR_SOFTRST;
/* enable watchdog, set timeout to 0 and wait */
wdp->cr = WTM_WCR_EN;
while (1) ;
/* we don't return! */ /* we don't return! */
return 0; return 0;

3
include/asm-m68k/immap_5329.h
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@ -57,7 +57,8 @@
#define MMAP_PWM 0xFC090000 #define MMAP_PWM 0xFC090000
#define MMAP_EPORT 0xFC094000 #define MMAP_EPORT 0xFC094000
#define MMAP_WDOG 0xFC098000 #define MMAP_WDOG 0xFC098000
#define MMAP_CCM 0xFC0A0000 #define MMAP_RCM 0xFC0A0000
#define MMAP_CCM 0xFC0A0004
#define MMAP_GPIO 0xFC0A4000 #define MMAP_GPIO 0xFC0A4000
#define MMAP_RTC 0xFC0A8000 #define MMAP_RTC 0xFC0A8000
#define MMAP_LCDC 0xFC0AC000 #define MMAP_LCDC 0xFC0AC000

15
include/asm-m68k/m5329.h Normal file → Executable file
View File

@ -245,6 +245,21 @@
#define CSCR_BSTR (0x00000010) #define CSCR_BSTR (0x00000010)
#define CSCR_BSTW (0x00000008) #define CSCR_BSTW (0x00000008)
/*********************************************************************
* Reset Controller Module (RCM)
*********************************************************************/
/* Bit definitions and macros for RCR */
#define RCM_RCR_FRCRSTOUT (0x40)
#define RCM_RCR_SOFTRST (0x80)
/* Bit definitions and macros for RSR */
#define RCM_RSR_LOL (0x01)
#define RCM_RSR_WDR_CORE (0x02)
#define RCM_RSR_EXT (0x04)
#define RCM_RSR_POR (0x08)
#define RCM_RSR_SOFT (0x20)
/********************************************************************* /*********************************************************************
* FlexCAN Module (CAN) * FlexCAN Module (CAN)
*********************************************************************/ *********************************************************************/