SPRD_WDT_LOCK 73 drivers/watchdog/sprd_wdt.c writel_relaxed(0x0, addr + SPRD_WDT_LOCK); SPRD_WDT_LOCK 78 drivers/watchdog/sprd_wdt.c writel_relaxed(SPRD_WDT_UNLOCK_KEY, addr + SPRD_WDT_LOCK);