diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c
index a63f76542a90..4949fa37b11c 100644
--- a/drivers/gpu/drm/rockchip/rockchip_lvds.c
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c
@@ -611,7 +611,7 @@ static const struct rockchip_lvds_funcs rk3368_lvds_funcs = {
 	.disable = rk3368_lvds_disable,
 };
 
-static int rk3568_lvds_probe(struct rockchip_lvds *lvds)
+static int __maybe_unused rockchip_secondary_lvds_probe(struct rockchip_lvds *lvds)
 {
 	if (lvds->dual_channel) {
 		struct rockchip_lvds *secondary = NULL;
@@ -638,37 +638,19 @@ static int rk3568_lvds_probe(struct rockchip_lvds *lvds)
 
 static void rk3568_lvds_enable(struct rockchip_lvds *lvds)
 {
-	if (lvds->id) {
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON3,
-			     RK3568_LVDS1_MODE_EN(1) |
-			     RK3568_LVDS1_P2S_EN(1) |
-			     RK3568_LVDS1_DCLK_INV_SEL(1));
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON0,
-			     RK3568_LVDS1_SELECT(lvds->format) |
-			     RK3568_LVDS1_MSBSEL(1));
-	} else {
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON2,
-			     RK3568_LVDS0_MODE_EN(1) |
-			     RK3568_LVDS0_P2S_EN(1) |
-			     RK3568_LVDS0_DCLK_INV_SEL(1));
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON0,
-			     RK3568_LVDS0_SELECT(lvds->format) |
-			     RK3568_LVDS0_MSBSEL(1));
-	}
+	regmap_write(lvds->grf, RK3568_GRF_VO_CON2,
+		     RK3568_LVDS0_MODE_EN(1) | RK3568_LVDS0_P2S_EN(1) |
+		     RK3568_LVDS0_DCLK_INV_SEL(1));
+	regmap_write(lvds->grf, RK3568_GRF_VO_CON0,
+		     RK3568_LVDS0_SELECT(lvds->format) | RK3568_LVDS0_MSBSEL(1));
 }
 
 static void rk3568_lvds_disable(struct rockchip_lvds *lvds)
 {
-	if (lvds->id)
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON3,
-			     RK3568_LVDS1_MODE_EN(0));
-	else
-		regmap_write(lvds->grf, RK3568_GRF_VO_CON2,
-			     RK3568_LVDS0_MODE_EN(0));
+	regmap_write(lvds->grf, RK3568_GRF_VO_CON2, RK3568_LVDS0_MODE_EN(0));
 }
 
 static const struct rockchip_lvds_funcs rk3568_lvds_funcs = {
-	.probe = rk3568_lvds_probe,
 	.enable = rk3568_lvds_enable,
 	.disable = rk3568_lvds_disable,
 };