summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/mediatek/mtk_dsi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_dsi.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_dsi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 0dd317ac5..a629a69c2 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -651,6 +651,8 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi)
mtk_dsi_reset_engine(dsi);
mtk_dsi_lane0_ulp_mode_enter(dsi);
mtk_dsi_clk_ulp_mode_enter(dsi);
+ /* set the lane number as 0 to pull down mipi */
+ writel(0, dsi->regs + DSI_TXRX_CTRL);
mtk_dsi_disable(dsi);