diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 868d11eec026..0b8ea45eba6f 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -2626,7 +2626,8 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
 	}
 	if ((vop->version == VOP_VERSION_RK3036 ||
 	     vop->version == VOP_VERSION_RK3506 ||
-	     vop->version == VOP_VERSION_RK3576_LITE) &&
+	     vop->version == VOP_VERSION_RK3576_LITE ||
+	     vop->version == VOP_VERSION_RV1126B) &&
 	    (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE))
 		dsp_h = dsp_h / 2;
 
@@ -2643,7 +2644,8 @@ static void vop_plane_atomic_update(struct drm_plane *plane,
 	dsp_sty = dest->y1 + mode->crtc_vtotal - mode->crtc_vsync_start;
 	if ((vop->version == VOP_VERSION_RK3036 ||
 	     vop->version == VOP_VERSION_RK3506 ||
-	     vop->version == VOP_VERSION_RK3576_LITE) &&
+	     vop->version == VOP_VERSION_RK3576_LITE ||
+	     vop->version == VOP_VERSION_RV1126B) &&
 	    (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE))
 		dsp_sty = dest->y1 / 2 + mode->crtc_vtotal - mode->crtc_vsync_start;
 	dsp_st = dsp_sty << 16 | (dsp_stx & 0xffff);
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
index e5075412065e..b5f1d7652306 100644
--- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
@@ -1639,6 +1639,7 @@ static const struct vop_win_phy px30_win23_data = {
 	.csc_mode = VOP_REG(RK3368_WIN2_CTRL0, 0x3, 2),
 	.format = VOP_REG(RK3368_WIN2_CTRL0, 0x3, 5),
 	.rb_swap = VOP_REG(RK3368_WIN2_CTRL0, 0x1, 20),
+	.interlace_read = VOP_REG(RK3368_WIN2_CTRL0, 0x1, 1),
 	.dsp_info = VOP_REG(RK3368_WIN2_DSP_INFO0, 0x0fff0fff, 0),
 	.dsp_st = VOP_REG(RK3368_WIN2_DSP_ST0, 0x1fff1fff, 0),
 	.yrgb_mst = VOP_REG(RK3368_WIN2_MST0, 0xffffffff, 0),