diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
index 4b13645baa78..cb50ce42592b 100644
--- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
@@ -177,7 +177,7 @@ static const struct vop_ctrl rk3288_ctrl_data = {
 	.dma_stop = VOP_REG(RK3288_SYS_CTRL, 0x1, 21),
 	.axi_outstanding_max_num = VOP_REG(RK3288_SYS_CTRL1, 0x1f, 13),
 	.axi_max_outstanding_en = VOP_REG(RK3288_SYS_CTRL1, 0x1, 12),
-	.reg_done_frm = VOP_REG_VER(RK3288_SYS_CTRL1, 0x1, 24, 3, 7, -1),
+	.reg_done_frm = VOP_REG_VER(RK3288_SYS_CTRL1, 0x1, 24, 3, 5, -1),
 	.htotal_pw = VOP_REG(RK3288_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
 	.hact_st_end = VOP_REG(RK3288_DSP_HACT_ST_END, 0x1fff1fff, 0),
 	.vtotal_pw = VOP_REG(RK3288_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),