linux-kernel - Re: [PATCH 01/14] dt-bindings: clock: Document qcom,gcc-ipq8064 binding

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Date:   Wed, 19 Jan 2022 07:59:03 -0600
From:   Rob Herring <robh@...nel.org>
To:     Ansuel Smith <ansuelsmth@...il.com>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/14] dt-bindings: clock: Document qcom,gcc-ipq8064
 binding

On Tue, Jan 18, 2022 at 01:44:21AM +0100, Ansuel Smith wrote:
> Document qcom,gcc-ipq8064 binding needed to declare pxo and cxo source
> clocks. The gcc node is also used by the tsens driver, already Documented,
> to get the calib nvmem cells and the base reg from gcc.
> 
> Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
> ---
>  .../bindings/clock/qcom,gcc-ipq8064.yaml      | 67 +++++++++++++++++++
>  1 file changed, 67 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/qcom,gcc-ipq8064.yaml
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8064.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8064.yaml
> new file mode 100644
> index 000000000000..2dc254fdf161
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8064.yaml
> @@ -0,0 +1,67 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,gcc-ipq8064.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Global Clock & Reset Controller Binding for IPQ8064
> +
> +maintainers:
> +  - Ansuel Smith <ansuelsmth@...il.com>
> +
> +description: |
> +  Qualcomm global clock control module which supports the clocks, resets and
> +  power domains on IPQ8064.
> +
> +properties:
> +  compatible:
> +    const: qcom,gcc-ipq8064
> +
> +  '#clock-cells':
> +    const: 1
> +
> +  '#reset-cells':
> +    const: 1
> +
> +  '#power-domain-cells':
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: PXO source
> +      - description: CX0 source
> +
> +  clock-names:
> +    items:
> +      - const: pxo
> +      - const: cxo
> +
> +required:
> +  - compatible
> +  - reg
> +  - '#clock-cells'
> +  - '#reset-cells'
> +  - '#power-domain-cells'
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: true

Must be 'false'. True is only for incomplete schemas included by other 
schemas.

> +
> +examples:
> +  - |
> +    gcc: clock-controller@...000 {
> +      compatible = "qcom,gcc-ipq8064", "syscon";
> +      reg = <0x00900000 0x4000>;
> +      clocks = <&pxo_board>, <&cxo_board>;
> +      clock-names = "pxo", "cxo";
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +      #power-domain-cells = <1>;
> +
> +      /* Tsens node definition */

You need to define child nodes.

> +
> +    };
> +...
> -- 
> 2.33.1
> 
>