I2C: fix compiler warnings in 2 drivers.

drivers/i2c/busses/i2c-elv.c

@@ -152,7 +152,7 @@ static int __init i2c_bitelv_init(void)
 			return -ENODEV;
 		}
 	}
-	pr_debug("i2c-elv: found device at %#x.\n",base);
+	pr_debug("i2c-elv: found device at %p.\n", (void *)base);
 	return 0;
 }
 

drivers/i2c/busses/i2c-velleman.c

@@ -138,7 +138,7 @@ static int __init i2c_bitvelle_init(void)
 			return -ENODEV;
 		}
 	}
-	pr_debug("i2c-velleman: found device at %#x.\n",base);
+	pr_debug("i2c-velleman: found device at %p.\n",(void *)base);
 	return 0;
 }