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Date:   Sat, 6 May 2023 08:31:19 +0200
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Subject: Re: [RESEND v2 1/6] dt-bindings: power: Add JH7110 AON PMU support
To:     Changhuang Liang <changhuang.liang@starfivetech.com>,
        Conor Dooley <conor.dooley@microchip.com>
Cc:     Conor Dooley <conor@kernel.org>, Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Emil Renner Berthing <kernel@esmil.dk>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Walker Chen <walker.chen@starfivetech.com>,
        Hal Feng <hal.feng@starfivetech.com>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-riscv@lists.infradead.org, vkoul@kernel.org,
        linux-phy@lists.infradead.org
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From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <ba6a1a47-d3b1-ee16-4785-f5c61d593127@starfivetech.com>
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On 06/05/2023 03:45, Changhuang Liang wrote:
> 
> 
> On 2023/5/5 20:38, Conor Dooley wrote:
>> On Fri, May 05, 2023 at 09:29:15AM +0800, Changhuang Liang wrote:
>>
>>> But if keep this "starfive,jh7110-aon-syscon" compatible. Which .yaml match to
>>> it? Use this series dt-bindings or syscon series dt-bindings.
>>
>> There is no syscon series anymore, it's part of the PLL series now:
>> https://lore.kernel.org/linux-clk/20230414024157.53203-1-xingyu.wu@starfivetech.com/
>>
>> I don't really care what you, Walker & Xingyu decide to do, but add the
>> binding in one series in a complete form. It's far less confusing to
>> have only have one version of the binding on the go at once.
>>
> 
> Hi, Krzysztof and Conor
> 
> Due to the current aon pmu needs to be adjusted, it affects the syscon in PLL series.
> So It's inevitable to change syscon in PLL series.
> 
> My current idea is PLL series don't add the aon_syscon node. I will add it in my
> aon pmu series in next version like this:
> 
> aon_syscon: syscon@17010000 {
> 	compatible = "starfive,jh7110-aon-pmu", "syscon";
> 	reg = <0x0 0x17010000 0x0 0x1000>;
> 	#power-domain-cells = <1>;
> };
> 
> In my opinion, the first we add "starfive,jh7110-aon-syscon" because "syscon" can 
> not appear alone in the compatible. If we have "starfive,jh7110-aon-pmu", this
> "starfive,jh7110-aon-syscon" is not a must-be need.
> 
> Do you agree with doing so.

Sorry guys, I don't know what you talk about. I have no clue what are
PLL and aon series. More over I don't understand what is complicated
here... all SoCs follow the same rules and similar way of development.

Best regards,
Krzysztof