drm/exynos: fimd: add fimd_enable_shadow_channel_path() to cleanup
drm/exynos: fimd: add fimd_enable_shadow_channel_path() to cleanup

This function is valid only the SoC has SHADOWCON register
and it should be used together with fimd_enable_video_output()
to match the ENWIN_F bit in WINCON# and C#_EN_F bit in SHADOWCON.

Signed-off-by: YoungJun Cho <25faea15f7ca65ff494bd1bddb0a00c8c45942d9@samsung.com>
Acked-by: Inki Dae <bae4a7a27bbc965064e97edd6e179ac4979db440@samsung.com>
Acked-by: Kyungmin Park <504c23c4986a3760712724894be3105092c27331@samsung.com>
Signed-off-by: Inki Dae <bae4a7a27bbc965064e97edd6e179ac4979db440@samsung.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs