ARM: dts: imx6qdl-udoo: Add Pincfgs for UART4

Add Pincfgs for UART4 to enable Communication with the onboard SAM3X

Signed-off-by: Markus Kueffner <kueffner.markus@gmail.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
1 file changed