arm64: dts: rockchip: add the grf clk for dw-mipi-dsi on rk3399

The clk of grf must be enabled before writing grf
register for rk3399.

Signed-off-by: Nickey Yang <nickey.yang@rock-chips.com>
[the grf clock is already part of the binding since march 2017]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 6aa43fd..ab7629c 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1630,8 +1630,8 @@
                reg = <0x0 0xff960000 0x0 0x8000>;
                interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH 0>;
                clocks = <&cru SCLK_DPHY_PLL>, <&cru PCLK_MIPI_DSI0>,
-                        <&cru SCLK_DPHY_TX0_CFG>;
-               clock-names = "ref", "pclk", "phy_cfg";
+                        <&cru SCLK_DPHY_TX0_CFG>, <&cru PCLK_VIO_GRF>;
+               clock-names = "ref", "pclk", "phy_cfg", "grf";
                power-domains = <&power RK3399_PD_VIO>;
                rockchip,grf = <&grf>;
                status = "disabled";