linux-kernel - Re: [PATCH 1/3] dt-bindings: clock: qcom: Add bindings for videocc on SM8450

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Message-ID: <cdc74099-2ebc-34c6-884f-06756fe63841@quicinc.com>
Date:   Mon, 17 Apr 2023 10:05:09 +0530
From:   Taniya Das <quic_tdas@...cinc.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Gross <agross@...nel.org>
CC:     Bjorn Andersson <andersson@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_skakitap@...cinc.com>, <quic_jkona@...cinc.com>
Subject: Re: [PATCH 1/3] dt-bindings: clock: qcom: Add bindings for videocc on
 SM8450


Hi Krzysztof,

Thank you for the review.

On 3/17/2023 1:04 AM, Krzysztof Kozlowski wrote:
> On 16/03/2023 09:30, Taniya Das wrote:
>> Add device tree bindings for the video clock controller on Qualcomm
>> SM8450 platform.
> 
> Subject: drop second/last, redundant "bindings for". The "dt-bindings"
> prefix is already stating that these are bindings.
> 

sure, will update it in the next patch.

>>
>> Signed-off-by: Taniya Das <quic_tdas@...cinc.com>
>> ---
>>   .../bindings/clock/qcom,sm8450-videocc.yaml   | 84 +++++++++++++++++++
>>   .../dt-bindings/clock/qcom,videocc-sm8450.h   | 38 +++++++++
>>   2 files changed, 122 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
>>   create mode 100644 include/dt-bindings/clock/qcom,videocc-sm8450.h
>>
>> diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
>> new file mode 100644
>> index 000000000000..909da704c123
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
>> @@ -0,0 +1,84 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/clock/qcom,sm8450-videocc.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm Video Clock & Reset Controller on SM8450
>> +
>> +maintainers:
>> +  - Taniya Das <quic_tdas@...cinc.com>
>> +
>> +description: |
>> +  Qualcomm video clock control module provides the clocks, resets and power
>> +  domains on SM8450.
>> +
>> +  See also:: include/dt-bindings/clock/qcom,videocc-sm8450.h
>> +
>> +properties:
>> +  compatible:
>> +    const: qcom,sm8450-videocc
>> +
>> +  clocks:
>> +    items:
>> +      - description: Video AHB clock from GCC
>> +      - description: Board XO source
>> +
>> +  clock-names:
>> +    items:
>> +      - const: iface
>> +      - const: bi_tcxo
>> +
>> +  power-domains:
>> +    maxItems: 1
>> +    description:
>> +      A phandle and PM domain specifier for the MMCX power domain.
> 
> Drop "A phandle and PM domain specifier for the"
>

Done.

>> +
>> +  required-opps:
>> +    maxItems: 1
>> +    description:
>> +      A phandle to an OPP node describing required MMCX performance point.
>> +
>> +  '#clock-cells':
>> +    const: 1
>> +
>> +  '#reset-cells':
>> +    const: 1
>> +
>> +  '#power-domain-cells':
>> +    const: 1
>> +
>> +  reg:
>> +    maxItems: 1
> 
> That's a unusual ordering. Either order elements by name or use some
> custom order... but then reg is always second property.
> 

Will fix in the next patch set.

>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - clocks
>> +  - clock-names
>> +  - power-domains
>> +  - required-opps
>> +  - '#clock-cells'
>> +  - '#reset-cells'
>> +  - '#power-domain-cells'
> 
> And keep same order in required.
> 

Done.

>> +
>> +additionalProperties: false
> 
> 
> Best regards,
> Krzysztof
> 

-- 
Thanks & Regards,
Taniya Das.