Re: [PATCH v3 1/4] dt-bindings: clock: separate SDM845 GCC clock bindings

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On Thu, 8 Apr 2021 at 23:38, Rob Herring <robh@xxxxxxxxxx> wrote:
>
> On Thu, Apr 08, 2021 at 04:47:35AM +0300, Dmitry Baryshkov wrote:
> > Separate qcom,gcc-sdm845 clock bindings from the clock-less
> > qcom,gcc.yaml, so that we can add required clocks and clock-names
> > properties.
> >
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> > ---
> >  .../bindings/clock/qcom,gcc-sdm845.yaml       | 82 +++++++++++++++++++
> >  .../devicetree/bindings/clock/qcom,gcc.yaml   |  2 -
> >  2 files changed, 82 insertions(+), 2 deletions(-)
> >  create mode 100644 Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
> > new file mode 100644
> > index 000000000000..4099b09ee9dd
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
> > @@ -0,0 +1,82 @@
> > +# SPDX-License-Identifier: GPL-2.0-only
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/clock/qcom,gcc-sdm845.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Qualcomm Global Clock & Reset Controller Binding
> > +
> > +maintainers:
> > +  - Stephen Boyd <sboyd@xxxxxxxxxx>
> > +  - Taniya Das <tdas@xxxxxxxxxxxxxx>
> > +
> > +description: |
> > +  Qualcomm global clock control module which supports the clocks, resets and
> > +  power domains on SDM845
> > +
> > +  See also:
> > +  - dt-bindings/clock/qcom,gcc-sdm845.h
> > +
> > +properties:
> > +  compatible:
> > +    const: qcom,gcc-sdm845
> > +
> > +  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
> > +
> > +  clock-names:
> > +    items:
> > +      - const: bi_tcxo
> > +      - const: bi_tcxo_ao
> > +      - const: sleep_clk
> > +      - const: pcie_0_pipe_clk
> > +      - const: pcie_1_pipe_clk
> > +
> > +  '#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.
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - '#clock-cells'
> > +  - '#reset-cells'
> > +  - '#power-domain-cells'
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  # Example for GCC for MSM8960:
>
> I've lost my QCom decoder ring. Is 8960 and 845 the same thing?

No. Mea culpa.

>
> > +  - |
> > +    #include <dt-bindings/clock/qcom,rpmh.h>
> > +    clock-controller@100000 {
> > +      compatible = "qcom,gcc-sdm845";
> > +      reg = <0x100000 0x1f0000>;
> > +      clocks = <&rpmhcc RPMH_CXO_CLK>,
> > +               <&rpmhcc RPMH_CXO_CLK_A>,
> > +               <&sleep_clk>,
> > +               <&pcie0_lane>,
> > +               <&pcie1_lane>;
> > +      clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk", "pcie_1_pipe_clk";
> > +      #clock-cells = <1>;
> > +      #reset-cells = <1>;
> > +      #power-domain-cells = <1>;
> > +    };
> > +...
> > diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > index ee0467fb5e31..490edad25830 100644
> > --- a/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > @@ -32,7 +32,6 @@ description: |
> >    - dt-bindings/clock/qcom,gcc-mdm9615.h
> >    - dt-bindings/reset/qcom,gcc-mdm9615.h
> >    - dt-bindings/clock/qcom,gcc-sdm660.h  (qcom,gcc-sdm630 and qcom,gcc-sdm660)
> > -  - dt-bindings/clock/qcom,gcc-sdm845.h
> >
> >  properties:
> >    compatible:
> > @@ -52,7 +51,6 @@ properties:
> >        - qcom,gcc-mdm9615
> >        - qcom,gcc-sdm630
> >        - qcom,gcc-sdm660
> > -      - qcom,gcc-sdm845
> >
> >    '#clock-cells':
> >      const: 1
> > --
> > 2.30.2
> >



-- 
With best wishes
Dmitry



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