rtc: rtc-ds1553.c should use resource_size_t for base address

Currently the rtc driver, rtc-ds1552.c uses an unsigned long to store the
base mmio address of the NVRAM/RTC.  This breaks on 32-bit systems with
larger physical addresses.

Signed-off-by: Atsushi Nemoto <[email protected]>
Cc: David Brownell <[email protected]>
Cc: Alessandro Zummo <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

drivers/rtc/rtc-ds1553.c

@@ -61,7 +61,7 @@
 struct rtc_plat_data {
 	struct rtc_device *rtc;
 	void __iomem *ioaddr;
-	unsigned long baseaddr;
+	resource_size_t baseaddr;
 	unsigned long last_jiffies;
 	int irq;
 	unsigned int irqen;