linux-kernel - Re: [PATCH V3 2/6] arm64: dts: meson: add S4 Soc PLL clock controller in DT

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Date:   Mon, 29 Aug 2022 11:43:43 +0200
From:   Jerome Brunet <jbrunet@...libre.com>
To:     Yu Tu <yu.tu@...ogic.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Subject: Re: [PATCH V3 2/6] arm64: dts: meson: add S4 Soc PLL clock
 controller in DT


On Mon 15 Aug 2022 at 14:17, Yu Tu <yu.tu@...ogic.com> wrote:

> Hi Jerome，
>
> On 2022/8/10 21:32, Jerome Brunet wrote:
>> [ EXTERNAL EMAIL ]
>> On Fri 05 Aug 2022 at 17:39, Yu Tu <yu.tu@...ogic.com> wrote:
>> 
>>> Hi Krzysztof,
>>>      Thank you for your reply.
>>>
>>> On 2022/8/5 17:16, Krzysztof Kozlowski wrote:
>>>> [ EXTERNAL EMAIL ]
>>>> On 05/08/2022 10:57, Yu Tu wrote:
>>>>> Added information about the S4 SOC PLL Clock controller in DT.
>>>>>
>>>>> Signed-off-by: Yu Tu <yu.tu@...ogic.com>
>>>>> ---
>>>>>    arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 8 ++++++++
>>>>>    1 file changed, 8 insertions(+)
>>>>>
>>>>> diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
>>>>> index ff213618a598..a816b1f7694b 100644
>>>>> --- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
>>>>> +++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
>>>>> @@ -92,6 +92,14 @@ apb4: apb4@...00000 {
>>>>>    			#size-cells = <2>;
>>>>>    			ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
>>>>>    +			clkc_pll: pll-clock-controller@...0 {
>>>> Node names should be generic - clock-controller.
>>>> https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
>>>>
>>> I will change to clkc_pll: clock-controller@...0, in next version.
>> Same comment applies to the binding doc.
> OKay.
>> Also it would be nice to split this in two series.
>> Bindings and drivers in one, arm64 dt in the other. These changes goes
>> in through different trees.
> At present, Bindings, DTS and drivers are three series. Do you mean to put
> Bindings and drivers together? If so, checkpatch.pl will report a warning.

Yes because patches are not in yet so there is a good reason to ignore
the warning. Warning will never show up on the actual tree if the
patches are correctly ordered.

>
>> 
>>>> Best regards,
>>>> Krzysztof
>>>> .
>> .