diff options
Diffstat (limited to 'Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml new file mode 100644 index 000000000000..d05eef0e1ccd --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,msm8998-qmp-pcie-phy.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/qcom,msm8998-qmp-pcie-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm QMP PHY controller (PCIe, MSM8998) + +maintainers: + - Vinod Koul <vkoul@kernel.org> + +description: + The QMP PHY controller supports physical layer functionality for a number of + controllers on Qualcomm chipsets, such as, PCIe, UFS, and USB. + +properties: + compatible: + const: qcom,msm8998-qmp-pcie-phy + + reg: + items: + - description: serdes + + clocks: + maxItems: 4 + + clock-names: + items: + - const: aux + - const: cfg_ahb + - const: ref + - const: pipe + + resets: + maxItems: 2 + + reset-names: + items: + - const: phy + - const: common + + vdda-phy-supply: true + + vdda-pll-supply: true + + "#clock-cells": + const: 0 + + clock-output-names: + maxItems: 1 + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + - vdda-phy-supply + - vdda-pll-supply + - "#clock-cells" + - clock-output-names + - "#phy-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-msm8998.h> + + phy@1c18000 { + compatible = "qcom,msm8998-qmp-pcie-phy"; + reg = <0x01c06000 0x1000>; + + clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>, + <&gcc GCC_PCIE_0_CFG_AHB_CLK>, + <&gcc GCC_PCIE_CLKREF_CLK>, + <&gcc GCC_PCIE_0_PIPE_CLK>; + clock-names = "aux", + "cfg_ahb", + "ref", + "pipe"; + + clock-output-names = "pcie_0_pipe_clk_src"; + #clock-cells = <0>; + + #phy-cells = <0>; + + resets = <&gcc GCC_PCIE_0_PHY_BCR>, <&gcc GCC_PCIE_PHY_BCR>; + reset-names = "phy", "common"; + + vdda-phy-supply = <&vreg_l1a_0p875>; + vdda-pll-supply = <&vreg_l2a_1p2>; + }; |