[ARM] 4653/1: pxa: fix a gpio typo in mfp-pxa320.h

Signed-off-by: Nbridge wu <bridge.wu@marvell.com>
Signed-off-by: Neric miao <eric.miao@marvell.com>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

include/asm-arm/arch-pxa/mfp-pxa320.h

@@ -18,7 +18,7 @@
 #include <asm/arch/mfp.h>
 
 /* GPIO */
-#define GPIO46_GPIO		MFP_CFG(GPIO6, AF0)
+#define GPIO46_GPIO		MFP_CFG(GPIO46, AF0)
 #define GPIO49_GPIO		MFP_CFG(GPIO49, AF0)
 #define GPIO50_GPIO		MFP_CFG(GPIO50, AF0)
 #define GPIO51_GPIO		MFP_CFG(GPIO51, AF0)