pxa: Fix typo in GCDR(x)

Fix a typo in the GCDR(x) macro. It's a good thing no one was using it.

Signed-off-by: David Hunter <hunterd42@gmail.com>
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index 2a723dc..f34af19 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -1217,7 +1217,7 @@
 #define GCFER3		__REG(0x40E004AC) /* Clr Falling Edge Det. Enable[127:96] */
 
 #define GSDR(x)		__REG2(0x40E00400, ((x) & 0x60) >> 3)
-#define GCDR(x)		__REG2(0x40300420, ((x) & 0x60) >> 3)
+#define GCDR(x)		__REG2(0x40E00420, ((x) & 0x60) >> 3)
 
 /* Multi-funktion Pin Registers, uncomplete, only:
  *    - GPIO