[v4 5/5] drm/mediatek: add mt8183 support dpi pins control

[Jitao Shi]

Some DPI pins(Hsync Vsync DE ... ) keep high voltage and will cause
leakage current. So set dpi pin as gpio and pull low when dpi off.

Signed-off-by: Jitao Shi <jitao.shi@xxxxxxxxxxxx>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 0c4ba0a2be27..565892a3e1ba 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -719,6 +719,7 @@ static const struct mtk_dpi_conf mt8183_conf = {
 	.cal_factor = mt8183_calculate_factor,
 	.reg_h_fre_con = 0xe0,
 	.dual_edge = true,
+	.dpi_pin_ctrl = true,
 };
 
 static int mtk_dpi_probe(struct platform_device *pdev)
-- 
2.21.0