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Diffstat (limited to 'drivers/watchdog/ep93xx_wdt.c')
-rw-r--r--drivers/watchdog/ep93xx_wdt.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c
index 29575f8228bd..77050037597a 100644
--- a/drivers/watchdog/ep93xx_wdt.c
+++ b/drivers/watchdog/ep93xx_wdt.c
@@ -42,8 +42,8 @@ static bool nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, bool, 0);
MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started");
-static int timeout = WDT_TIMEOUT;
-module_param(timeout, int, 0);
+static unsigned int timeout = WDT_TIMEOUT;
+module_param(timeout, uint, 0);
MODULE_PARM_DESC(timeout,
"Watchdog timeout in seconds. (1<=timeout<=3600, default="
__MODULE_STRING(WDT_TIMEOUT) ")");
@@ -55,7 +55,7 @@ static unsigned long next_heartbeat;
#define EP93XX_WATCHDOG 0x00
#define EP93XX_WDSTATUS 0x04
-/* reset the wdt every ~200ms */
+/* reset the wdt every ~200ms - the heartbeat of the device is 0.250 seconds*/
#define WDT_INTERVAL (HZ/5)
static void ep93xx_wdt_timer_ping(unsigned long data)