Document the M31 USB2 phy present in IPQ5332. Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx> Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx> --- v5: Add '#phy-cells', to be able to use generic phy Remove 'Reviewed-by: Krzysztof Kozlowski' due to above change v4: Move M31 URL to description Remove maxItems and relevant content from clock-names Change node name to generic name 'make dt_binding_check DT_SCHEMA_FILES=qcom' passed v3: Incorporate review comments. Will bring in ipq5018 compatible string while posting ipq5018 usb patchset. v1: Rename qcom,m31.yaml -> qcom,ipq5332-usb-hsphy.yaml Drop default binding "m31,usb-hsphy" Add clock Remove 'oneOf' from compatible Remove 'qscratch' region from register space as it is not needed Remove reset-names Fix the example definition --- .../bindings/phy/qcom,ipq5332-usb-hsphy.yaml | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml diff --git a/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml new file mode 100644 index 0000000..e0b282b --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/qcom,ipq5332-usb-hsphy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: M31 USB PHY + +maintainers: + - Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx> + - Varadarajan Narayanan <quic_varada@xxxxxxxxxxx> + +description: + USB M31 PHY (https://www.m31tech.com) found in Qualcomm + IPQ5018, IPQ5332 SoCs. + +properties: + "#phy-cells": + const: 0 + + compatible: + enum: + - qcom,ipq5332-usb-hsphy + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: cfg_ahb + + resets: + maxItems: 1 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,ipq5332-gcc.h> + usbphy0: usb-phy@7b000 { + compatible = "qcom,ipq5332-usb-hsphy"; + reg = <0x0007b000 0x12c>; + + clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>; + clock-names = "cfg_ahb"; + + resets = <&gcc GCC_QUSB2_0_PHY_BCR>; + }; -- 2.7.4
