Add the compatible strings for the Naneng combo PHY found on rockchip SoC. Signed-off-by: Yifeng Zhao <yifeng.zhao@xxxxxxxxxxxxxx> --- Changes in v2: - Fix dtschema/dtc warnings/errors .../phy/phy-rockchip-naneng-combphy.yaml | 98 +++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-rockchip-naneng-combphy.yaml diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-naneng-combphy.yaml b/Documentation/devicetree/bindings/phy/phy-rockchip-naneng-combphy.yaml new file mode 100644 index 000000000000..55ad33d902ec --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-naneng-combphy.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/phy-rockchip-naneng-combphy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip SoC Naneng Combo Phy Device Tree Bindings + +maintainers: + - Heiko Stuebner <heiko@xxxxxxxxx> + +properties: + compatible: + enum: + - rockchip,rk3568-naneng-combphy + + reg: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: reference clock + - description: apb clock + - description: pipe clock + + clock-names: + minItems: 1 + items: + - const: ref + - const: apb + - const: pipe + + '#phy-cells': + const: 1 + + resets: + minItems: 1 + items: + - description: exclusive apb reset line + - description: exclusive PHY reset line + + reset-names: + minItems: 1 + items: + - const: combphy-apb + - const: combphy + + rockchip,pipe-grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Some additional phy settings are access through GRF regs. + + rockchip,pipe-phy-grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Some additional pipe settings are access through GRF regs. + +required: + - compatible + - reg + - clocks + - clock-names + - '#phy-cells' + - resets + - reset-names + - rockchip,pipe-grf + - rockchip,pipe-phy-grf + +additionalProperties: false + +examples: + - | + + #include <dt-bindings/clock/rk3568-cru.h> + + pipegrf: syscon@fdc50000 { + reg = <0xfdc50000 0x1000>; + }; + + pipe_phy_grf0: syscon@fdc70000 { + reg = <0xfdc70000 0x1000>; + }; + + combphy0_us: phy@fe820000 { + compatible = "rockchip,rk3568-naneng-combphy"; + reg = <0xfe820000 0x100>; + #phy-cells = <1>; + clocks = <&pmucru CLK_PCIEPHY0_REF>, <&cru PCLK_PIPEPHY0>, + <&cru PCLK_PIPE>; + clock-names = "ref", "apb", "pipe"; + assigned-clocks = <&pmucru CLK_PCIEPHY0_REF>; + assigned-clock-rates = <100000000>; + resets = <&cru SRST_P_PIPEPHY0>, <&cru SRST_PIPEPHY0>; + reset-names = "combphy-apb", "combphy"; + rockchip,pipe-grf = <&pipegrf>; + rockchip,pipe-phy-grf = <&pipe_phy_grf0>; + }; -- 2.17.1
