diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index df70e9fa88..7feba92f9e 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -1136,6 +1136,9 @@ static int rk3399_clk_enable(struct clk *clk)
 	case HCLK_HOST1_ARB:
 		rk_clrreg(&priv->cru->clksel_con[20], BIT(8));
 		break;
+	case SCLK_PCIEPHY_REF:
+		rk_clrreg(&priv->cru->clksel_con[18], BIT(10));
+		break;
 	default:
 		debug("%s: unsupported clk %ld\n", __func__, clk->id);
 		return -ENOENT;
@@ -1209,6 +1212,9 @@ static int rk3399_clk_disable(struct clk *clk)
 	case HCLK_HOST1_ARB:
 		rk_setreg(&priv->cru->clksel_con[20], BIT(8));
 		break;
+	case SCLK_PCIEPHY_REF:
+		rk_clrreg(&priv->cru->clksel_con[18], BIT(10));
+		break;
 	default:
 		debug("%s: unsupported clk %ld\n", __func__, clk->id);
 		return -ENOENT;