arm: apple: Remove CONFIG_SYS_SDRAM_BASE

The memory layout is taken from the device tree passed to us by
m1n1, so there is no need to define this.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/apple.h b/include/configs/apple.h
index 9cf20fc..3e5fb49 100644
--- a/include/configs/apple.h
+++ b/include/configs/apple.h
@@ -3,8 +3,6 @@
 
 #include <linux/sizes.h>
 
-#define CONFIG_SYS_SDRAM_BASE	0x880000000
-
 /* Environment */
 #define ENV_DEVICE_SETTINGS \
 	"stdin=serial,usbkbd\0" \