diff options
Diffstat (limited to 'include/asm-m68knommu/system.h')
| -rw-r--r-- | include/asm-m68knommu/system.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/asm-m68knommu/system.h b/include/asm-m68knommu/system.h index 53cbbad0f130..6338afc850ba 100644 --- a/include/asm-m68knommu/system.h +++ b/include/asm-m68knommu/system.h @@ -312,6 +312,19 @@ cmpxchg(volatile int *p, int old, int new) moveb #0x80, (%a0); \ "); \ }) +#elif defined(CONFIG_M520x) + /* + * The MCF5208 has a bit (SOFTRST) in memory (Reset Control Register + * RCR), that when set, resets the MCF5208. + */ +#define HARD_RESET_NOW() \ +({ \ + unsigned char volatile *reset; \ + asm("move.w #0x2700, %sr"); \ + reset = ((volatile unsigned short *)(MCF_IPSBAR + 0xA0000)); \ + while(1) \ + *reset |= 0x80; \ +}) #else #define HARD_RESET_NOW() ({ \ asm(" \ |