linux/linux-5.4.31/Documentation/devicetree/bindings/phy/rockchip-dp-phy.txt

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Rockchip specific extensions to the Analogix Display Port PHY
------------------------------------
Required properties:
- compatible : should be one of the following supported values:
- "rockchip.rk3288-dp-phy"
- clocks: from common clock binding: handle to dp clock.
of memory mapped region.
- clock-names: from common clock binding:
Required elements: "24m"
- #phy-cells : from the generic PHY bindings, must be 0;
Example:
grf: syscon@ff770000 {
compatible = "rockchip,rk3288-grf", "syscon", "simple-mfd";
...
edp_phy: edp-phy {
compatible = "rockchip,rk3288-dp-phy";
clocks = <&cru SCLK_EDP_24M>;
clock-names = "24m";
#phy-cells = <0>;
};
};