diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
index b27163f561dea..9b269f6e576e8 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
@@ -163,9 +163,9 @@ struct vop2_win_data {
 	const unsigned int supported_rotations;
 
 	/**
-	 * @layer_sel_id: defined by register OVERLAY_LAYER_SEL of VOP2
+	 * @layer_sel_id: defined by register OVERLAY_LAYER_SEL or PORTn_LAYER_SEL
 	 */
-	unsigned int layer_sel_id;
+	unsigned int layer_sel_id[ROCKCHIP_MAX_CRTC];
 	uint64_t feature;
 
 	unsigned int max_upscale_factor;
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
index 0e577aabc9e49..8473dc9c232c1 100644
--- a/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
+++ b/drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
@@ -342,7 +342,8 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.formats = formats_smart,
 		.nformats = ARRAY_SIZE(formats_smart),
 		.format_modifiers = format_modifiers,
-		.layer_sel_id = 3,
+		/* 0xf means this layer can't attached to this VP */
+		.layer_sel_id = { 3, 3, 3, 0xf },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
 		.max_upscale_factor = 8,
@@ -355,7 +356,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_smart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1e00,
-		.layer_sel_id = 7,
+		.layer_sel_id = { 7, 7, 7, 0xf },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
 		.max_upscale_factor = 8,
@@ -368,7 +369,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_rk356x_esmart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1a00,
-		.layer_sel_id = 6,
+		.layer_sel_id = { 6, 6, 6, 0xf },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
 		.max_upscale_factor = 8,
@@ -381,7 +382,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_rk356x_esmart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1800,
-		.layer_sel_id = 2,
+		.layer_sel_id = { 2, 2, 2, 0xf },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
 		.max_upscale_factor = 8,
@@ -394,7 +395,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 0,
+		.layer_sel_id = { 0, 0, 0, 0xf },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 					DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.max_upscale_factor = 4,
@@ -409,7 +410,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 1,
+		.layer_sel_id = { 1, 1, 1, 0xf },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 					DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_OVERLAY,
@@ -574,7 +575,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 0,
+		.layer_sel_id = { 0, 0, 0, 0 },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 				       DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.max_upscale_factor = 4,
@@ -589,7 +590,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 1,
+		.layer_sel_id = { 1, 1, 1, 1 },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 				       DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
@@ -604,7 +605,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 4,
+		.layer_sel_id = { 4, 4, 4, 4 },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 				       DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
@@ -619,7 +620,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.formats = formats_cluster,
 		.nformats = ARRAY_SIZE(formats_cluster),
 		.format_modifiers = format_modifiers_afbc,
-		.layer_sel_id = 5,
+		.layer_sel_id =  { 5, 5, 5, 5 },
 		.supported_rotations = DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270 |
 				       DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_PRIMARY,
@@ -634,7 +635,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_esmart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1800,
-		.layer_sel_id = 2,
+		.layer_sel_id = { 2, 2, 2, 2 },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_OVERLAY,
 		.max_upscale_factor = 8,
@@ -647,7 +648,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_esmart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1a00,
-		.layer_sel_id = 3,
+		.layer_sel_id = { 3, 3, 3, 3 },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_OVERLAY,
 		.max_upscale_factor = 8,
@@ -660,7 +661,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.formats = formats_esmart,
 		.nformats = ARRAY_SIZE(formats_esmart),
 		.format_modifiers = format_modifiers,
-		.layer_sel_id = 6,
+		.layer_sel_id =  { 6, 6, 6, 6 },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_OVERLAY,
 		.max_upscale_factor = 8,
@@ -673,7 +674,7 @@ static const struct vop2_win_data rk3588_vop_win_data[] = {
 		.nformats = ARRAY_SIZE(formats_esmart),
 		.format_modifiers = format_modifiers,
 		.base = 0x1e00,
-		.layer_sel_id = 7,
+		.layer_sel_id =  { 7, 7, 7, 7 },
 		.supported_rotations = DRM_MODE_REFLECT_Y,
 		.type = DRM_PLANE_TYPE_OVERLAY,
 		.max_upscale_factor = 8,
@@ -1420,7 +1421,7 @@ static void rk3568_vop2_setup_layer_mixer(struct vop2_video_port *vp)
 		 */
 		for (old_layer_id = 0; old_layer_id < vop2->data->win_size; old_layer_id++) {
 			layer_sel_id = (layer_sel >> (4 * old_layer_id)) & 0xf;
-			if (layer_sel_id == win->data->layer_sel_id)
+			if (layer_sel_id == win->data->layer_sel_id[vp->id])
 				break;
 		}
 
@@ -1430,7 +1431,7 @@ static void rk3568_vop2_setup_layer_mixer(struct vop2_video_port *vp)
 		for (i = 0; i < vop2->data->win_size; i++) {
 			old_win = &vop2->win[i];
 			layer_sel_id = (layer_sel >> (4 * (plane->state->normalized_zpos + ofs))) & 0xf;
-			if (layer_sel_id == old_win->data->layer_sel_id)
+			if (layer_sel_id == old_win->data->layer_sel_id[vp->id])
 				break;
 		}
 
@@ -1480,13 +1481,14 @@ static void rk3568_vop2_setup_layer_mixer(struct vop2_video_port *vp)
 		layer_sel &= ~RK3568_OVL_LAYER_SEL__LAYER(plane->state->normalized_zpos + ofs,
 							  0x7);
 		layer_sel |= RK3568_OVL_LAYER_SEL__LAYER(plane->state->normalized_zpos + ofs,
-							 win->data->layer_sel_id);
+							 win->data->layer_sel_id[vp->id]);
 		/*
 		 * When we bind a window from layerM to layerN, we also need to move the old
 		 * window on layerN to layerM to avoid one window selected by two or more layers.
 		 */
 		layer_sel &= ~RK3568_OVL_LAYER_SEL__LAYER(old_layer_id, 0x7);
-		layer_sel |= RK3568_OVL_LAYER_SEL__LAYER(old_layer_id, old_win->data->layer_sel_id);
+		layer_sel |= RK3568_OVL_LAYER_SEL__LAYER(old_layer_id,
+			     old_win->data->layer_sel_id[vp->id]);
 	}
 
 	vop2_writel(vop2, RK3568_OVL_LAYER_SEL, layer_sel);
