diff options
| -rw-r--r-- | drivers/watchdog/imgpdc_wdt.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/watchdog/imgpdc_wdt.c b/drivers/watchdog/imgpdc_wdt.c index 28c10e292aa3..56b8ebcc3775 100644 --- a/drivers/watchdog/imgpdc_wdt.c +++ b/drivers/watchdog/imgpdc_wdt.c @@ -152,6 +152,7 @@ static int pdc_wdt_restart(struct notifier_block *this, unsigned long mode, static int pdc_wdt_probe(struct platform_device *pdev) { + u64 div; int ret, val; unsigned long clk_rate; struct resource *res; @@ -211,7 +212,10 @@ static int pdc_wdt_probe(struct platform_device *pdev) pdc_wdt->wdt_dev.info = &pdc_wdt_info; pdc_wdt->wdt_dev.ops = &pdc_wdt_ops; - pdc_wdt->wdt_dev.max_timeout = 1 << PDC_WDT_CONFIG_DELAY_MASK; + + div = 1ULL << (PDC_WDT_CONFIG_DELAY_MASK + 1); + do_div(div, clk_rate); + pdc_wdt->wdt_dev.max_timeout = div; pdc_wdt->wdt_dev.timeout = PDC_WDT_DEF_TIMEOUT; pdc_wdt->wdt_dev.parent = &pdev->dev; watchdog_set_drvdata(&pdc_wdt->wdt_dev, pdc_wdt); |