imx: mx6sll: add iomux settings

Add iomux settings for i.MX6 SLL

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye.Li <ye.li@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
2 files changed