linux-phytec-fsl

MLK-10392-1 dts: imx7d-arm2: add flexcan support

New dts file imx7d-12x12-lpddr3-arm2-flexcan.dts introduced due to pin conflict
with enet1 and sai1.

Signed-off-by: Dong Aisheng <aisheng.dong@freescale.com>