arch/arm/cpu/armv7/sc8830/watchdog.c

   1 #include <config.h>
   2 #include <asm/io.h>
   3 #include <asm/arch/chip_drv_config_extern.h>
   4 #include <asm/arch/bits.h>
   5 #include <asm/arch/sci_types.h>
   6 #include <linux/types.h>
   7
   8 extern void WDG_ClockOn(void);
   9 extern void WDG_ResetMCU(void);
  10 extern void WDG_TimerInit(void);
  11 extern void WDG_TimerStop(void);
  12 extern void WDG_TimerLoad(uint32 time_ms);
  13 extern uint32 WDG_PHY_RST_INT_ON(void);
  14
  15 void start_watchdog(uint32_t init_time_ms)
  16 {
  17         WDG_ClockOn();
  18     WDG_ResetMCU();
  19 }
  20
  21 void stop_watchdog(void)
  22 {
  23     WDG_TimerStop();
  24
  25 }
  26
  27 void init_watchdog(void)
  28 {
  29     WDG_TimerInit();
  30 }
  31
  32 void feed_watchdog(void)
  33 {
  34 }
  35
  36 void load_watchdog(uint32_t time_ms)
  37 {
  38     WDG_TimerLoad(time_ms);
  39 }
  40
  41 void hw_watchdog_reset(void)
  42 {
  43
  44 }
  45
  46 int hw_watchdog_rst_pending(void)
  47 {
  48     WDG_ClockOn();
  49         return WDG_PHY_RST_INT_ON();
  50 }
  51
  52 int fatal_dump_enabled(void)
  53 {
  54         return *(volatile u32 *) (0x1ffc);
  55 }
  56