diff --git a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
index 726928ff1273..401b0aabb159 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
@@ -281,11 +281,6 @@ struct inno_mipi_dphy_timing inno_mipi_dphy_timing_table_max_2_5ghz[] = {
 	{2500000000, 0x15, 0x54, 0x7f, 0x15, 0x6a},
 };
 
-static inline struct inno_dsidphy *hw_to_inno(struct clk_hw *hw)
-{
-	return container_of(hw, struct inno_dsidphy, pll.hw);
-}
-
 static void phy_update_bits(struct inno_dsidphy *inno,
 			    u8 first, u8 second, u8 mask, u8 val)
 {