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Diffstat (limited to 'Documentation/devicetree/bindings/phy/qcom,qmp-ufs-phy.yaml')
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diff --git a/Documentation/devicetree/bindings/phy/qcom,qmp-ufs-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qmp-ufs-phy.yaml new file mode 100644 index 000000000..815c375d0 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,qmp-ufs-phy.yaml @@ -0,0 +1,240 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/qcom,qmp-ufs-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm QMP PHY controller (UFS) + +maintainers: + - Vinod Koul <vkoul@kernel.org> + +description: + QMP PHY controller supports physical layer functionality for a number of + controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB. + +properties: + compatible: + enum: + - qcom,msm8996-qmp-ufs-phy + - qcom,msm8998-qmp-ufs-phy + - qcom,sc8180x-qmp-ufs-phy + - qcom,sc8280xp-qmp-ufs-phy + - qcom,sdm845-qmp-ufs-phy + - qcom,sm6115-qmp-ufs-phy + - qcom,sm6350-qmp-ufs-phy + - qcom,sm8150-qmp-ufs-phy + - qcom,sm8250-qmp-ufs-phy + - qcom,sm8350-qmp-ufs-phy + - qcom,sm8450-qmp-ufs-phy + + reg: + items: + - description: serdes + + "#address-cells": + enum: [ 1, 2 ] + + "#size-cells": + enum: [ 1, 2 ] + + ranges: true + + clocks: + minItems: 1 + maxItems: 3 + + clock-names: + minItems: 1 + maxItems: 3 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + items: + - const: ufsphy + + vdda-phy-supply: true + + vdda-pll-supply: true + + vddp-ref-clk-supply: true + +patternProperties: + "^phy@[0-9a-f]+$": + type: object + description: single PHY-provider child node + properties: + reg: + minItems: 3 + maxItems: 6 + + "#phy-cells": + const: 0 + + required: + - reg + - "#phy-cells" + + additionalProperties: false + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + - ranges + - clocks + - clock-names + - resets + - reset-names + - vdda-phy-supply + - vdda-pll-supply + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8996-qmp-ufs-phy + then: + properties: + clocks: + maxItems: 1 + clock-names: + items: + - const: ref + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8998-qmp-ufs-phy + - qcom,sc8180x-qmp-ufs-phy + - qcom,sc8280xp-qmp-ufs-phy + - qcom,sdm845-qmp-ufs-phy + - qcom,sm6115-qmp-ufs-phy + - qcom,sm6350-qmp-ufs-phy + - qcom,sm8150-qmp-ufs-phy + - qcom,sm8250-qmp-ufs-phy + then: + properties: + clocks: + maxItems: 2 + clock-names: + items: + - const: ref + - const: ref_aux + + - if: + properties: + compatible: + contains: + enum: + - qcom,sm8450-qmp-ufs-phy + then: + properties: + clocks: + maxItems: 3 + clock-names: + items: + - const: ref + - const: ref_aux + - const: qref + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8998-qmp-ufs-phy + - qcom,sc8280xp-qmp-ufs-phy + - qcom,sdm845-qmp-ufs-phy + - qcom,sm6350-qmp-ufs-phy + - qcom,sm8150-qmp-ufs-phy + - qcom,sm8250-qmp-ufs-phy + - qcom,sm8350-qmp-ufs-phy + - qcom,sm8450-qmp-ufs-phy + then: + patternProperties: + "^phy@[0-9a-f]+$": + properties: + reg: + items: + - description: TX lane 1 + - description: RX lane 1 + - description: PCS + - description: TX lane 2 + - description: RX lane 2 + + - if: + properties: + compatible: + contains: + enum: + - qcom,sc8180x-qmp-ufs-phy + then: + patternProperties: + "^phy@[0-9a-f]+$": + properties: + reg: + items: + - description: TX + - description: RX + - description: PCS + - description: PCS_MISC + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8996-qmp-ufs-phy + - qcom,sm6115-qmp-ufs-phy + then: + patternProperties: + "^phy@[0-9a-f]+$": + properties: + reg: + items: + - description: TX + - description: RX + - description: PCS + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-sc8280xp.h> + #include <dt-bindings/clock/qcom,rpmh.h> + phy-wrapper@1d87000 { + compatible = "qcom,sc8280xp-qmp-ufs-phy"; + reg = <0x01d87000 0xe10>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x01d87000 0x1000>; + + clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_UFS_PHY_PHY_AUX_CLK>; + clock-names = "ref", "ref_aux"; + + resets = <&ufs_mem_hc 0>; + reset-names = "ufsphy"; + + vdda-phy-supply = <&vreg_l6b>; + vdda-pll-supply = <&vreg_l3b>; + + phy@400 { + reg = <0x400 0x108>, + <0x600 0x1e0>, + <0xc00 0x1dc>, + <0x800 0x108>, + <0xa00 0x1e0>; + #phy-cells = <0>; + }; + }; |