diff options
Diffstat (limited to 'drivers/watchdog')
| -rw-r--r-- | drivers/watchdog/pnx4008_wdt.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c index f3be522986b6..51be66e8a473 100644 --- a/drivers/watchdog/pnx4008_wdt.c +++ b/drivers/watchdog/pnx4008_wdt.c @@ -129,9 +129,16 @@ static int pnx4008_wdt_set_timeout(struct watchdog_device *wdd, static int pnx4008_restart_handler(struct watchdog_device *wdd, unsigned long mode, void *cmd) { - /* Instant assert of RESETOUT_N with pulse length 1mS */ - writel(13000, WDTIM_PULSE(wdt_base)); - writel(M_RES2 | RESFRC1 | RESFRC2, WDTIM_MCTRL(wdt_base)); + if (mode == REBOOT_SOFT) { + /* Force match output active */ + writel(EXT_MATCH0, WDTIM_EMR(wdt_base)); + /* Internal reset on match output (RESOUT_N not asserted) */ + writel(M_RES1, WDTIM_MCTRL(wdt_base)); + } else { + /* Instant assert of RESETOUT_N with pulse length 1mS */ + writel(13000, WDTIM_PULSE(wdt_base)); + writel(M_RES2 | RESFRC1 | RESFRC2, WDTIM_MCTRL(wdt_base)); + } /* Wait for watchdog to reset system */ mdelay(1000); |