Add bindings for the PCIe QMP PHYs found on IPQ9574. Signed-off-by: Devi Priya <quic_devipriy@xxxxxxxxxxx> --- Changes in V1: - Introduced a new binding for ipq9574 as suggested by Krzysztof .../phy/qcom,ipq9574-qmp-pcie-phy.yaml | 90 +++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/qcom,ipq9574-qmp-pcie-phy.yaml diff --git a/Documentation/devicetree/bindings/phy/qcom,ipq9574-qmp-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,ipq9574-qmp-pcie-phy.yaml new file mode 100644 index 000000000000..7c8012647051 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,ipq9574-qmp-pcie-phy.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/qcom,ipq9574-qmp-pcie-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm QMP PHY controller (PCIe, IPQ9574) + +maintainers: + - Vinod Koul <vkoul@xxxxxxxxxx> + +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: + enum: + - qcom,ipq9574-qmp-gen3x1-pcie-phy + - qcom,ipq9574-qmp-gen3x2-pcie-phy + + reg: + maxItems: 1 + + clocks: + maxItems: 5 + + clock-names: + items: + - const: aux + - const: cfg_ahb + - const: anoc_lane + - const: snoc_lane + - const: pipe + + resets: + maxItems: 2 + + reset-names: + items: + - const: phy + - const: common + + "#clock-cells": + const: 0 + + clock-output-names: + maxItems: 1 + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + - "#clock-cells" + - clock-output-names + - "#phy-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,ipq9574-gcc.h> + #include <dt-bindings/reset/qcom,ipq9574-gcc.h> + + pcie0_phy: phy@84000 { + compatible = "qcom,ipq9574-qmp-gen3x1-pcie-phy"; + reg = <0x00084000 0x1000>; + + clocks = <&gcc GCC_PCIE0_AUX_CLK>, + <&gcc GCC_PCIE0_AHB_CLK>, + <&gcc GCC_ANOC_PCIE0_1LANE_M_CLK>, + <&gcc GCC_SNOC_PCIE0_1LANE_S_CLK>, + <&gcc GCC_PCIE0_PIPE_CLK>; + clock-names = "aux", "cfg_ahb", "anoc_lane", "snoc_lane", "pipe"; + + resets = <&gcc GCC_PCIE0_PHY_BCR>, + <&gcc GCC_PCIE0PHY_PHY_BCR>; + reset-names = "phy", "common"; + + #clock-cells = <0>; + clock-output-names = "gcc_pcie0_pipe_clk_src"; + + #phy-cells = <0>; + }; -- 2.17.1
