Re: [PATCH 01/13] dt-bindings: cpufreq: Re-organise kryo cpufreq to use it for other nvmem based qcom socs

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Reviewed-by: Ilia Lin <ilia.lin@xxxxxxxxxx>

On Fri, Jul 5, 2019 at 12:57 PM Niklas Cassel <niklas.cassel@xxxxxxxxxx> wrote:
>
> From: Sricharan R <sricharan@xxxxxxxxxxxxxx>
>
> The kryo cpufreq driver reads the nvmem cell and uses that data to
> populate the opps. There are other qcom cpufreq socs like krait which
> does similar thing. Except for the interpretation of the read data,
> rest of the driver is same for both the cases. So pull the common things
> out for reuse.
>
> Signed-off-by: Sricharan R <sricharan@xxxxxxxxxxxxxx>
> [niklas.cassel@xxxxxxxxxx: split dt-binding into a separate patch and
> do not rename the compatible string.]
> Signed-off-by: Niklas Cassel <niklas.cassel@xxxxxxxxxx>
> ---
> Changes since RFC:
> -Made DT bindings a separate patch.
> -Keep the original compatible string, since renaming it breaks DT
> backwards compatibility.
>
>  .../opp/{kryo-cpufreq.txt => qcom-nvmem-cpufreq.txt}   | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
>  rename Documentation/devicetree/bindings/opp/{kryo-cpufreq.txt => qcom-nvmem-cpufreq.txt} (98%)
>
> diff --git a/Documentation/devicetree/bindings/opp/kryo-cpufreq.txt b/Documentation/devicetree/bindings/opp/qcom-nvmem-cpufreq.txt
> similarity index 98%
> rename from Documentation/devicetree/bindings/opp/kryo-cpufreq.txt
> rename to Documentation/devicetree/bindings/opp/qcom-nvmem-cpufreq.txt
> index c2127b96805a..198441e80ba8 100644
> --- a/Documentation/devicetree/bindings/opp/kryo-cpufreq.txt
> +++ b/Documentation/devicetree/bindings/opp/qcom-nvmem-cpufreq.txt
> @@ -1,13 +1,13 @@
> -Qualcomm Technologies, Inc. KRYO CPUFreq and OPP bindings
> +Qualcomm Technologies, Inc. NVMEM CPUFreq and OPP bindings
>  ===================================
>
> -In Certain Qualcomm Technologies, Inc. SoCs like apq8096 and msm8996
> -that have KRYO processors, the CPU ferequencies subset and voltage value
> -of each OPP varies based on the silicon variant in use.
> +In Certain Qualcomm Technologies, Inc. SoCs like apq8096 and msm8996,
> +the CPU frequencies subset and voltage value of each OPP varies based on
> +the silicon variant in use.
>  Qualcomm Technologies, Inc. Process Voltage Scaling Tables
>  defines the voltage and frequency value based on the msm-id in SMEM
>  and speedbin blown in the efuse combination.
> -The qcom-cpufreq-kryo driver reads the msm-id and efuse value from the SoC
> +The qcom-cpufreq-nvmem driver reads the msm-id and efuse value from the SoC
>  to provide the OPP framework with required information (existing HW bitmap).
>  This is used to determine the voltage and frequency value for each OPP of
>  operating-points-v2 table when it is parsed by the OPP framework.
> --
> 2.21.0
>



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