linux-kernel - Re: [PATCH 1/6] dt-bindings: clock: Add YAML schemas for QCOM A73 PLL

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Date:   Fri, 27 Jan 2023 21:10:47 +0530
From:   Devi Priya <quic_devipriy@...cinc.com>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>, <agross@...nel.org>,
        <andersson@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <jassisinghbrar@...il.com>,
        <catalin.marinas@....com>, <will@...nel.org>,
        <shawnguo@...nel.org>, <arnd@...db.de>,
        <marcel.ziswiler@...adex.com>, <dmitry.baryshkov@...aro.org>,
        <nfraprado@...labora.com>, <broonie@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <quic_srichara@...cinc.com>, <quic_gokulsri@...cinc.com>,
        <quic_sjaganat@...cinc.com>, <quic_kathirav@...cinc.com>,
        <quic_arajkuma@...cinc.com>, <quic_anusha@...cinc.com>,
        <quic_poovendh@...cinc.com>
Subject: Re: [PATCH 1/6] dt-bindings: clock: Add YAML schemas for QCOM A73 PLL

Thanks for taking time to review the patch!

On 1/13/2023 8:35 PM, Konrad Dybcio wrote:
> 
> 
> On 13.01.2023 15:36, devi priya wrote:
>> Add schema for primary CPU PLL found on few Qualcomm platforms.
>>
>> Co-developed-by: Praveenkumar I <quic_ipkumar@...cinc.com>
>> Signed-off-by: Praveenkumar I <quic_ipkumar@...cinc.com>
>> Signed-off-by: devi priya <quic_devipriy@...cinc.com>
>> ---
> Doesn't this belong in Documentation/devicetree/bindings/clock/qcom,a53pll.yaml?
> 
> It looks identical, so it may be as simple as adding your
> new compatible there..
> 
As the name was specific to a53pll, added a new yaml for a73.
Will add the a73 compatible in qcom,a53pll.yaml if that's accepted!
> Konrad
>>   .../bindings/clock/qcom,a73pll.yaml           | 52 +++++++++++++++++++
>>   1 file changed, 52 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/clock/qcom,a73pll.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/clock/qcom,a73pll.yaml b/Documentation/devicetree/bindings/clock/qcom,a73pll.yaml
>> new file mode 100644
>> index 000000000000..a0e81094db8d
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/clock/qcom,a73pll.yaml
>> @@ -0,0 +1,52 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/clock/qcom,a73pll.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm A73 PLL clock
>> +
>> +maintainers:
>> +  - Bjorn Andersson <andersson@...nel.org>
>> +
>> +description:
>> +  The A73 PLL on few Qualcomm platforms is the main CPU PLL used for
>> +  frequencies above 1GHz.
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - qcom,ipq9574-a73pll
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  '#clock-cells':
>> +    const: 0
>> +
>> +  clocks:
>> +    items:
>> +      - description: board XO clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: xo
>> +
>> +  operating-points-v2: true
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - '#clock-cells'
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    a73pll: clock@...6000 {
>> +            compatible = "qcom,ipq9574-a73pll";
>> +            reg = <0x0b116000 0x40>;
>> +            #clock-cells = <0>;
>> +            clocks = <&xo_board_clk>;
>> +            clock-names = "xo";
>> +    };
Best Regards,
Devi Priya