arm: rpi: Drop the GPIO device addresses

We can rely on the device tree to provide this information.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-bcm283x/include/mach/gpio.h b/arch/arm/mach-bcm283x/include/mach/gpio.h
index b2df75a..daaee52 100644
--- a/arch/arm/mach-bcm283x/include/mach/gpio.h
+++ b/arch/arm/mach-bcm283x/include/mach/gpio.h
@@ -9,11 +9,6 @@
 #ifndef _BCM2835_GPIO_H_
 #define _BCM2835_GPIO_H_
 
-#ifndef CONFIG_BCM2835
-#define BCM2835_GPIO_BASE		0x3f200000
-#else
-#define BCM2835_GPIO_BASE		0x20200000
-#endif
 #define BCM2835_GPIO_COUNT		54
 
 #define BCM2835_GPIO_FSEL_MASK		0x7