[ARM] pxa: move I2C pin configurations out into board specific files

Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 3be76ee..ebfb146 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -122,6 +122,10 @@
 	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
 	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */
 
+	/* I2C */
+	GPIO117_I2C_SCL,
+	GPIO118_I2C_SDA,
+
 	GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
 };