linux-kernel - Re: [PATCH 3/3] arm64: dts: add support for C3 power domain controller

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Message-ID: <4774639c-d4f1-0b7d-1ebc-578e957b9f69@amlogic.com>
Date:   Tue, 4 Jul 2023 10:23:16 +0800
From:   Xianwei Zhao <xianwei.zhao@...ogic.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>
Subject: Re: [PATCH 3/3] arm64: dts: add support for C3 power domain
 controller

Hi Krzysztof,
    Thanks for your reply.

On 2023/7/3 21:12, Krzysztof Kozlowski wrote:
> [ EXTERNAL EMAIL ]
> 
> On 03/07/2023 11:31, =Xianwei Zhao wrote:
>> From: Xianwei Zhao <xianwei.zhao@...ogic.com>
>>
>> Enable power domain controller for Amlogic C3 SoC
>>
>> Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
>> ---
>>   arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi | 10 ++++++++++
>>   1 file changed, 10 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi
>> index 60ad4f3eef9d..826c51b1aff6 100644
>> --- a/arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi
>> +++ b/arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi
>> @@ -47,6 +47,16 @@ xtal: xtal-clk {
>>                #clock-cells = <0>;
>>        };
>>
>> +     sm: secure-monitor {
>> +             compatible = "amlogic,meson-gxbb-sm";
>> +
>> +             pwrc: power-controller {
>> +                     compatible = "amlogic,c3-pwrc";
>> +                     #power-domain-cells = <1>;
>> +                     status = "okay";
> 
> Why do you need it? okay is by default.Will move "status" in next version.
> 
> Best regards,
> Krzysztof
>