--- a/drivers/char/rng/omap-rng.c
+++ b/drivers/char/rng/omap-rng.c
@@ -51,7 +51,7 @@
 #define RNG_SYSSTATUS		0x44		/* System status
 							[0] = RESETDONE */
 
-static u32 __iomem *rng_base;
+static void __iomem *rng_base;
 static struct clk *rng_ick;
 static struct device *rng_dev;