void __iomem *regs;
        struct regmap *map;
 
-       struct regmap *grf;
+       struct regmap *sys_grf;
 
        /* physical map length of vop2 register */
        u32 len;
                dip &= ~RK3568_DSP_IF_POL__RGB_LVDS_PIN_POL;
                dip |= FIELD_PREP(RK3568_DSP_IF_POL__RGB_LVDS_PIN_POL, polflags);
                if (polflags & POLFLAG_DCLK_INV)
-                       regmap_write(vop2->grf, RK3568_GRF_VO_CON1, BIT(3 + 16) | BIT(3));
+                       regmap_write(vop2->sys_grf, RK3568_GRF_VO_CON1, BIT(3 + 16) | BIT(3));
                else
-                       regmap_write(vop2->grf, RK3568_GRF_VO_CON1, BIT(3 + 16));
+                       regmap_write(vop2->sys_grf, RK3568_GRF_VO_CON1, BIT(3 + 16));
                break;
        case ROCKCHIP_VOP2_EP_HDMI0:
                die &= ~RK3568_SYS_DSP_INFACE_EN_HDMI_MUX;
                        return PTR_ERR(vop2->lut_regs);
        }
 
-       vop2->grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf");
+       vop2->sys_grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf");
 
        vop2->hclk = devm_clk_get(vop2->dev, "hclk");
        if (IS_ERR(vop2->hclk)) {