diff options
Diffstat (limited to 'drivers/watchdog/sp805_wdt.c')
| -rw-r--r-- | drivers/watchdog/sp805_wdt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c index c1e099aa57f3..cc2cfbe33b30 100644 --- a/drivers/watchdog/sp805_wdt.c +++ b/drivers/watchdog/sp805_wdt.c @@ -134,6 +134,8 @@ static void wdt_enable(void) writel(INT_ENABLE | RESET_ENABLE, wdt->base + WDTCONTROL); writel(LOCK, wdt->base + WDTLOCK); + /* Flush posted writes. */ + readl(wdt->base + WDTLOCK); spin_unlock(&wdt->lock); } @@ -146,6 +148,8 @@ static void wdt_disable(void) writel(0, wdt->base + WDTCONTROL); writel(LOCK, wdt->base + WDTLOCK); + /* Flush posted writes. */ + readl(wdt->base + WDTLOCK); spin_unlock(&wdt->lock); } |