--- a/drivers/watchdog/gemini_wdt.c +++ b/drivers/watchdog/gemini_wdt.c @@ -224,6 +224,7 @@ static int __init gemini_wdt_probe(struc struct resource *res; void __iomem *base; struct gemini_wdt_struct *gemini_wdt; + unsigned int reg; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { @@ -267,6 +268,13 @@ static int __init gemini_wdt_probe(struc gemini_wdt_miscdev.parent = &pdev->dev; + reg = __raw_readw(gemini_wdt->base + GEMINI_WDCR); + if (reg & WDCR_ENABLE) { + /* Watchdog was enabled by the bootloader, disable it. */ + reg &= ~(WDCR_ENABLE); + __raw_writel(reg, gemini_wdt->base + GEMINI_WDCR); + } + ret = misc_register(&gemini_wdt_miscdev); if (ret) goto fail2;