struct regmap *regmap;
struct watchdog_device wdog;
bool ext_reset;
+ bool clk_is_on;
};
static bool nowayout = WATCHDOG_NOWAYOUT;
{
struct imx2_wdt_device *wdev = watchdog_get_drvdata(wdog);
+ if (!wdev->clk_is_on)
+ return 0;
+
regmap_write(wdev->regmap, IMX2_WDT_WSR, IMX2_WDT_SEQ1);
regmap_write(wdev->regmap, IMX2_WDT_WSR, IMX2_WDT_SEQ2);
return 0;
if (ret)
return ret;
+ wdev->clk_is_on = true;
+
regmap_read(wdev->regmap, IMX2_WDT_WRSR, &val);
wdog->bootstatus = val & IMX2_WDT_WRSR_TOUT ? WDIOF_CARDRESET : 0;
clk_disable_unprepare(wdev->clk);
+ wdev->clk_is_on = false;
+
return 0;
}
if (ret)
return ret;
+ wdev->clk_is_on = true;
+
if (watchdog_active(wdog) && !imx2_wdt_is_running(wdev)) {
/*
* If the watchdog is still active and resumes