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path: root/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
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Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_vop.c')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_vop.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 0c35a88e33dd..fb70fb486fbf 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -916,6 +916,7 @@ static void vop_crtc_atomic_enable(struct drm_crtc *crtc,
pin_pol |= (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) ?
BIT(VSYNC_POSITIVE) : 0;
VOP_REG_SET(vop, output, pin_pol, pin_pol);
+ VOP_REG_SET(vop, output, mipi_dual_channel_en, 0);
switch (s->output_type) {
case DRM_MODE_CONNECTOR_LVDS:
@@ -933,6 +934,8 @@ static void vop_crtc_atomic_enable(struct drm_crtc *crtc,
case DRM_MODE_CONNECTOR_DSI:
VOP_REG_SET(vop, output, mipi_pin_pol, pin_pol);
VOP_REG_SET(vop, output, mipi_en, 1);
+ VOP_REG_SET(vop, output, mipi_dual_channel_en,
+ !!(s->output_flags & ROCKCHIP_OUTPUT_DSI_DUAL));
break;
case DRM_MODE_CONNECTOR_DisplayPort:
pin_pol &= ~BIT(DCLK_INVERT);