diff options
Diffstat (limited to 'drivers/watchdog/rzg2l_wdt.c')
| -rw-r--r-- | drivers/watchdog/rzg2l_wdt.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/watchdog/rzg2l_wdt.c b/drivers/watchdog/rzg2l_wdt.c index 73b667ed3e99..4e7107655cc2 100644 --- a/drivers/watchdog/rzg2l_wdt.c +++ b/drivers/watchdog/rzg2l_wdt.c @@ -21,8 +21,11 @@ #define WDTSET 0x04 #define WDTTIM 0x08 #define WDTINT 0x0C +#define PECR 0x10 +#define PEEN 0x14 #define WDTCNT_WDTEN BIT(0) #define WDTINT_INTDISP BIT(0) +#define PEEN_FORCE BIT(0) #define WDT_DEFAULT_TIMEOUT 60U @@ -117,17 +120,14 @@ static int rzg2l_wdt_restart(struct watchdog_device *wdev, { struct rzg2l_wdt_priv *priv = watchdog_get_drvdata(wdev); - /* Reset the module before we modify any register */ - reset_control_reset(priv->rstc); - clk_prepare_enable(priv->pclk); clk_prepare_enable(priv->osc_clk); - /* smallest counter value to reboot soon */ - rzg2l_wdt_write(priv, WDTSET_COUNTER_VAL(1), WDTSET); + /* Generate Reset (WDTRSTB) Signal on parity error */ + rzg2l_wdt_write(priv, 0, PECR); - /* Enable watchdog timer*/ - rzg2l_wdt_write(priv, WDTCNT_WDTEN, WDTCNT); + /* Force parity error */ + rzg2l_wdt_write(priv, PEEN_FORCE, PEEN); return 0; } |