linux-kernel - Re: [PATCH v2 1/6] dt-bindings: clock: Add SC7280 DISPCC clock binding

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Message-ID: <20210503191837.GA2220566@robh.at.kernel.org>
Date:   Mon, 3 May 2021 14:18:37 -0500
From:   Rob Herring <robh@...nel.org>
To:     Taniya Das <tdas@...eaurora.org>
Cc:     Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette   
        <mturquette@...libre.com>, 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
Subject: Re: [PATCH v2 1/6] dt-bindings: clock: Add SC7280 DISPCC clock
 binding

On Tue, Apr 27, 2021 at 04:03:05PM +0530, Taniya Das wrote:
> Add device tree bindings for display clock controller subsystem for
> Qualcomm Technology Inc's SC7280 SoCs.
> 
> Signed-off-by: Taniya Das <tdas@...eaurora.org>
> ---
>  .../bindings/clock/qcom,sc7280-dispcc.yaml         | 94 ++++++++++++++++++++++
>  include/dt-bindings/clock/qcom,dispcc-sc7280.h     | 55 +++++++++++++
>  2 files changed, 149 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/qcom,sc7280-dispcc.yaml
>  create mode 100644 include/dt-bindings/clock/qcom,dispcc-sc7280.h
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,sc7280-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sc7280-dispcc.yaml
> new file mode 100644
> index 0000000..2178666
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,sc7280-dispcc.yaml
> @@ -0,0 +1,94 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,sc7280-dispcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Display Clock & Reset Controller Binding for SC7280
> +
> +maintainers:
> +  - Taniya Das <tdas@...eaurora.org>
> +
> +description: |
> +  Qualcomm display clock control module which supports the clocks, resets and
> +  power domains on SC7280.
> +
> +  See also dt-bindings/clock/qcom,dispcc-sc7280.h.
> +
> +properties:
> +  compatible:
> +    const: qcom,sc7280-dispcc
> +
> +  clocks:
> +    items:
> +      - description: Board XO source
> +      - description: GPLL0 source from GCC
> +      - description: Byte clock from DSI PHY
> +      - description: Pixel clock from DSI PHY
> +      - description: Link clock from DP PHY
> +      - description: VCO DIV clock from DP PHY
> +      - description: Link clock from EDP PHY
> +      - description: VCO DIV clock from EDP PHY
> +
> +  clock-names:
> +    items:
> +      - const: bi_tcxo
> +      - const: gcc_disp_gpll0_clk
> +      - const: dsi0_phy_pll_out_byteclk
> +      - const: dsi0_phy_pll_out_dsiclk
> +      - const: dp_phy_pll_link_clk
> +      - const: dp_phy_pll_vco_div_clk
> +      - const: edp_phy_pll_link_clk
> +      - const: edp_phy_pll_vco_div_clk
> +
> +  '#clock-cells':
> +    const: 1
> +
> +  '#reset-cells':
> +    const: 1
> +
> +  '#power-domain-cells':
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - '#clock-cells'
> +  - '#reset-cells'
> +  - '#power-domain-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/qcom,gcc-sc7280.h>
> +    #include <dt-bindings/clock/qcom,rpmh.h>
> +    clock-controller@...0000 {
> +      compatible = "qcom,sc7280-dispcc";
> +      reg = <0x0af00000 0x200000>;
> +      clocks = <&rpmhcc RPMH_CXO_CLK>,
> +               <&gcc GCC_DISP_GPLL0_CLK_SRC>,
> +               <&dsi_phy 0>,
> +               <&dsi_phy 1>,
> +               <&dp_phy 0>,
> +               <&dp_phy 1>,
> +               <&edp_phy 0>,
> +               <&edp_phy 1>;
> +      clock-names = "bi_tcxo",
> +                    "gcc_disp_gpll0_clk",
> +                    "dsi0_phy_pll_out_byteclk",
> +                    "dsi0_phy_pll_out_dsiclk",
> +                    "dp_phy_pll_link_clk",
> +                    "dp_phy_pll_vco_div_clk",
> +                    "edp_phy_pll_link_clk",
> +                    "edp_phy_pll_vco_div_clk";
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +    };
> +...
> diff --git a/include/dt-bindings/clock/qcom,dispcc-sc7280.h b/include/dt-bindings/clock/qcom,dispcc-sc7280.h
> new file mode 100644
> index 0000000..2074b30
> --- /dev/null
> +++ b/include/dt-bindings/clock/qcom,dispcc-sc7280.h
> @@ -0,0 +1,55 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */

Dual license please. I'm tired of telling the company that complained to 
me about having dual licensing for DT stuff not dual license their
stuff. Please pass that on to your coworkers.

Rob