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SubjectRe: [PATCH V2 1/2] dt-bindings: phy: qcom,qmp-pcie: Add ipq9574 bindings
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On 19/05/2023 11:57, Devi Priya wrote:
> Add bindings for the PCIe QMP PHYs found on IPQ9574.
>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
> ---
> Changes in V2:
> - Picked up the R-b tag
> - Did not convert the clock IDs to numerical values as the clock
> header (dependent patch) is merged in latest rc1.
>
> .../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@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:
> + 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

Could you please reorder the clocks in the following way:
- aux
- cfg_ahb
- pipe
- .. the rest

This will allow us to use this schema for other IPQ QMP PCIe PHYs.

> +
> + 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>;
> + };

--
With best wishes
Dmitry

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