diff options
| author | Kevin O'Connor <kevin@koconnor.net> | 2018-11-26 18:58:20 -0500 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2018-11-30 11:50:50 -0500 |
| commit | 0af0bc946e174e2726218aa2ec81a75331aa2644 (patch) | |
| tree | 33a2c5dc0fcf5017004ff24107ab345f21f5abd5 | |
| parent | afa58de01469733cc632fd1e3daf803c32c11d2e (diff) | |
| download | kutter-0af0bc946e174e2726218aa2ec81a75331aa2644.tar.gz kutter-0af0bc946e174e2726218aa2ec81a75331aa2644.tar.xz kutter-0af0bc946e174e2726218aa2ec81a75331aa2644.zip | |
samd21: Enable watchdog
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
| -rw-r--r-- | src/samd21/main.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/samd21/main.c b/src/samd21/main.c index a9da6324..4687fc34 100644 --- a/src/samd21/main.c +++ b/src/samd21/main.c @@ -12,6 +12,26 @@ DECL_CONSTANT(MCU, "samd21g"); /**************************************************************** + * watchdog handler + ****************************************************************/ + +void +watchdog_reset(void) +{ + WDT->CLEAR.reg = 0xa5; +} +DECL_TASK(watchdog_reset); + +void +watchdog_init(void) +{ + WDT->CONFIG.reg = WDT_CONFIG_PER_16K; // 500ms timeout + WDT->CTRL.reg = WDT_CTRL_ENABLE; +} +DECL_INIT(watchdog_init); + + +/**************************************************************** * misc functions ****************************************************************/ |