linux-imx

MLK-15321-1 gpu: imx: dpu: Add dpu blit engine device

Implement Blt engine as DRM renderer.
Add dpu blit engine device. And as dpu bliteng has
no device tree node, so to set dpu's of_node as the
platform data for imx-drm component compare_of.

Signed-off-by: Meng Mingming <mingming.meng@nxp.com>
Signed-off-by: Xianzhong <xianzhong.li@nxp.com>
Acked-by: Liu Ying <victor.liu@nxp.com>