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Date:   Tue, 12 Jan 2021 12:06:14 -0800
From:   Stephen Boyd <sboyd@...nel.org>
To:     Michael Turquette <mturquette@...libre.com>,
        Taniya Das <tdas@...eaurora.org>
Cc:     Rajendra Nayak <rnayak@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, robh@...nel.org, robh+dt@...nel.org,
        Taniya Das <tdas@...eaurora.org>
Subject: Re: [PATCH v1 1/2] dt-bindings: clock: Add SC7280 GCC clock binding

Quoting Taniya Das (2020-12-15 10:48:33)
> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-sc7280.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-sc7280.yaml
> new file mode 100644
> index 0000000..79c64d8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-sc7280.yaml
> @@ -0,0 +1,85 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,gcc-sc7280.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Global Clock & Reset Controller Binding for SC7280
> +
> +maintainers:
> +  - Taniya Das <tdas@...eaurora.org>
> +
> +description: |
> +  Qualcomm global clock control module which supports the clocks, resets and
> +  power domains on SC7280.
> +
> +  See also:
> +  - dt-bindings/clock/qcom,gcc-sc7280.h
> +
> +properties:
> +  compatible:
> +    const: qcom,gcc-sc7280
> +
> +  clocks:
> +    items:
> +      - description: Board XO source
> +      - description: Board active XO source
> +      - description: Sleep clock source
> +      - description: PCIE-0 pipe clock source
> +      - description: PCIE-1 pipe clock source
> +      - description: USB30 phy wrapper pipe clock source
> +
> +  clock-names:
> +    items:
> +      - const: bi_tcxo
> +      - const: bi_tcxo_ao
> +      - const: sleep_clk
> +      - const: pcie_0_pipe_clk
> +      - const: pcie_1_pipe_clk
> +      - const: usb3_phy_wrapper_gcc_usb30_pipe_clk

Don't ufs phy clks also go into gcc?

> +
> +  '#clock-cells':
> +    const: 1
> +
> +  '#reset-cells':
> +    const: 1
> +
> +  '#power-domain-cells':
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +  protected-clocks:
> +    description:
> +      Protected clock specifier list as per common clock binding.

I suppose this is fine.

> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - reg
> +  - '#clock-cells'
> +  - '#reset-cells'
> +  - '#power-domain-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/qcom,rpmh.h>
> +    clock-controller@...000 {
> +      compatible = "qcom,gcc-sc7280";
> +      reg = <0x00100000 0x1f0000>;
> +      clocks = <&rpmhcc RPMH_CXO_CLK>,
> +               <&rpmhcc RPMH_CXO_CLK_A>,
> +               <&sleep_clk>,
> +               <&pcie_0_pipe_clk>, <&pcie_1_pipe_clk>,
> +               <&usb3_phy_wrapper_gcc_usb30_pipe_clk>;
> +      clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk",
> +                     "pcie_1_pipe_clk", "usb3_phy_wrapper_gcc_usb30_pipe_clk";
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +    };
> +...

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