ARM: i.MX53 EVK: add ecspi IOMUX setting

add ecspi IOMUX setting, also fix a bug of chip select pin order

Signed-off-by: Yong Shen <yong.shen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 file changed