diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c
index f6cccc9..bf12d06 100644
--- a/drivers/watchdog/rc32434_wdt.c
+++ b/drivers/watchdog/rc32434_wdt.c
@@ -62,7 +62,7 @@
 static int timeout = WATCHDOG_TIMEOUT;
 module_param(timeout, int, 0);
 MODULE_PARM_DESC(timeout, "Watchdog timeout value, in seconds (default="
-		WATCHDOG_TIMEOUT ")");
+		__MODULE_STRING(WATCHDOG_TIMEOUT) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
@@ -276,7 +276,7 @@
 		return -ENODEV;
 	}
 
-	wdt_reg = ioremap_nocache(r->start, r->end - r->start);
+	wdt_reg = ioremap_nocache(r->start, resource_size(r));
 	if (!wdt_reg) {
 		printk(KERN_ERR PFX "failed to remap I/O resources\n");
 		return -ENXIO;