arm: mxc: move IOMUX_CONFIG_SION definition to iomux-v3.h

Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/plat-mxc/include/mach/iomux-v3.h b/arch/arm/plat-mxc/include/mach/iomux-v3.h
index 2277b01..82620af 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-v3.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-v3.h
@@ -105,6 +105,7 @@
 #define PAD_CTL_SRE_FAST		(1 << 0)
 #define PAD_CTL_SRE_SLOW		(0 << 0)
 
+#define IOMUX_CONFIG_SION		(0x1 << 4)
 
 #define MX51_NUM_GPIO_PORT	4