Re: [PATCH 2/4] dt-bindings: clock: Add GCC bindings support for SDX75

[Taniya Das <quic_tdas@quicinc.com>]

Thanks for the review.

On 4/19/2023 11:41 PM, Krzysztof Kozlowski wrote:
> On 19/04/2023 15:30, Taniya Das wrote:
>> From: Imran Shaik <quic_imrashai@quicinc.com>
>>
> 
> Thank you for your patch. There is something to discuss/improve.
> 
>> Add support for GCC bindings and update documentation for
>> clock rpmh driver for SDX75.
> 
> Subject: drop second/last, redundant "bindings support for". The
> "dt-bindings" prefix is already stating that these are bindings.
> But missing vendor name (Qualcomm). Both in subject and commit msg.
> 
> 

All the below comments will be taken care in the next patchset.

> 
>>
>> Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
>> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
>> ---
>>   .../bindings/clock/qcom,gcc-sdx75.yaml        |  69 +++++++
>>   .../bindings/clock/qcom,rpmhcc.yaml           |   1 +
>>   include/dt-bindings/clock/qcom,gcc-sdx75.h    | 193 ++++++++++++++++++
>>   3 files changed, 263 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/clock/qcom,gcc-sdx75.yaml
>>   create mode 100644 include/dt-bindings/clock/qcom,gcc-sdx75.h
>>
>> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-sdx75.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-sdx75.yaml
>> new file mode 100644
>> index 000000000000..6489d857d5c4
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-sdx75.yaml
> 
> All new devices come as SoC-IP, so qcom,sdx75-gcc
> 
>> @@ -0,0 +1,69 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/clock/qcom,gcc-sdx75.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm Global Clock & Reset Controller on SDX75
>> +
>> +maintainers:
>> +  - Imran Shaik <quic_imrashai@quicinc.com>
>> +  - Taniya Das <quic_tdas@quicinc.com>
>> +
>> +description: |
>> +  Qualcomm global clock control module provides the clocks, resets and power
>> +  domains on SDX75
>> +
>> +  See also:: include/dt-bindings/clock/qcom,gcc-sdx75.h
> 
> Also hee
> 
>> +
>> +properties:
>> +  compatible:
>> +    const: qcom,gcc-sdx75
> 
> Also here
> 
>> +
>> +  clocks:
>> +    items:
>> +      - description: Board XO source
>> +      - description: PCIE20 phy aux clock source
>> +      - description: PCIE_1 Pipe clock source
>> +      - description: PCIE_2 Pipe clock source
>> +      - description: PCIE Pipe clock source
>> +      - description: Sleep clock source
>> +      - description: USB3 phy wrapper pipe clock source
>> +
>> +  clock-names:
>> +    items:
>> +      - const: bi_tcxo
>> +      - const: pcie20_phy_aux_clk
>> +      - const: pcie_1_pipe_clk
>> +      - const: pcie_2_pipe_clk
>> +      - const: pcie_pipe_clk
>> +      - const: sleep_clk
>> +      - const: usb3_phy_wrapper_gcc_usb30_pipe_clk
> 
> Drop clock names entirely.
> 
>> +
>> +required:
>> +  - compatible
>> +  - clocks
>> +  - clock-names
>> +
>> +allOf:
>> +  - $ref: qcom,gcc.yaml#
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/clock/qcom,rpmh.h>
>> +    clock-controller@80000 {
>> +      compatible = "qcom,gcc-sdx75";
>> +      reg = <0x80000 0x1f7400>;
>> +      clocks = <&rpmhcc RPMH_CXO_CLK>, <&pcie20_phy_aux_clk>, <&pcie_1_pipe_clk>,
>> +               <&pcie_2_pipe_clk>, <&pcie_pipe_clk>, <&sleep_clk>,
>> +               <&usb3_phy_wrapper_gcc_usb30_pipe_clk>;
>> +      clock-names = "bi_tcxo", "pcie20_phy_aux_clk", "pcie_1_pipe_clk",
>> +                    "pcie_2_pipe_clk", "pcie_pipe_clk", "sleep_clk",
>> +                    "usb3_phy_wrapper_gcc_usb30_pipe_clk";
>> +      #clock-cells = <1>;
>> +      #reset-cells = <1>;
>> +      #power-domain-cells = <1>;
>> +    };
>> +...
>> diff --git a/Documentation/devicetree/bindings/clock/qcom,rpmhcc.yaml b/Documentation/devicetree/bindings/clock/qcom,rpmhcc.yaml
>> index d5a250b7c2af..267cf8c26823 100644
>> --- a/Documentation/devicetree/bindings/clock/qcom,rpmhcc.yaml
>> +++ b/Documentation/devicetree/bindings/clock/qcom,rpmhcc.yaml
>> @@ -27,6 +27,7 @@ properties:
>>         - qcom,sdm845-rpmh-clk
>>         - qcom,sdx55-rpmh-clk
>>         - qcom,sdx65-rpmh-clk
>> +      - qcom,sdx75-rpmh-clk
> 
> Separate patch.
> 
> 
>>         - qcom,sm6350-rpmh-clk
>>         - qcom,sm8150-rpmh-clk
>>         - qcom,sm8250-rpmh-clk
>> diff --git a/include/dt-bindings/clock/qcom,gcc-sdx75.h b/include/dt-bindings/clock/qcom,gcc-sdx75.h
>> new file mode 100644
>> index 000000000000..a470e8c4fd41
>> --- /dev/null
>> +++ b/include/dt-bindings/clock/qcom,gcc-sdx75.h
> 
> qcom,sdx75-gcc
> 
>> @@ -0,0 +1,193 @@
>> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
>> +/*
>> + * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#ifndef _DT_BINDINGS_CLK_QCOM_GCC_SDX75_H
>> +#define _DT_BINDINGS_CLK_QCOM_GCC_SDX75_H
>> +
>> +/* GCC clocks */
> 
> 
> Best regards,
> Krzysztof
> 

-- 
Thanks & Regards,
Taniya Das.