diff options
| -rw-r--r-- | firmware/export/as3525.h | 6 | ||||
| -rw-r--r-- | firmware/target/arm/as3525/system-as3525.c | 5 |
2 files changed, 11 insertions, 0 deletions
diff --git a/firmware/export/as3525.h b/firmware/export/as3525.h index f2f16c8..50b1fbe 100644 --- a/firmware/export/as3525.h +++ b/firmware/export/as3525.h @@ -303,6 +303,12 @@ interface */ #define TIMER_PRESCALE_16 0x04 #define TIMER_PRESCALE_256 0x08 + +/* Watchdog registers */ +#define WDT_LOAD (*(volatile unsigned long*)(WDT_BASE)) +#define WDT_CONTROL (*(volatile unsigned long*)(WDT_BASE+8)) + + /* GPIO registers */ #define GPIOA_DIR (*(volatile unsigned char*)(GPIOA_BASE+0x400)) diff --git a/firmware/target/arm/as3525/system-as3525.c b/firmware/target/arm/as3525/system-as3525.c index f2f2c0b..b502b22 100644 --- a/firmware/target/arm/as3525/system-as3525.c +++ b/firmware/target/arm/as3525/system-as3525.c @@ -272,6 +272,11 @@ void system_init(void) void system_reboot(void) { + /* use watchdog to reset */ + CGU_PERI |= (CGU_WDOCNT_CLOCK_ENABLE | CGU_WDOIF_CLOCK_ENABLE); + WDT_LOAD = 1; /* set counter to 1 */ + WDT_CONTROL = 3; /* enable watchdog counter & reset */ + while(1); } int system_memory_guard(int newmode) |