linux-kernel - Re: [PATCH v1 1/2] ARM: dts: rockchip: add gpio alias for gpio dt nodes

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Message-ID: <3b436dfe-832a-3c63-cf03-2ddc7aa969c3@gmail.com>
Date:   Mon, 4 Dec 2023 20:50:43 +0100
From:   Johan Jonker <jbx6244@...il.com>
To:     Heiko Stübner <heiko@...ech.de>
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, jay.xu@...k-chips.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] ARM: dts: rockchip: add gpio alias for gpio dt
 nodes



On 12/4/23 20:35, Heiko Stübner wrote:
> Hi Johan,
> 
> Am Samstag, 2. Dezember 2023, 19:22:01 CET schrieb Johan Jonker:
>> Rockchip SoC TRM, SoC datasheet and board schematics always refer to
>> the same gpio numbers - even if not all are used for a specific board.
>> In order to not have to re-define them for every board add the
>> aliases to SoC dtsi files.
>>
>> Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
>> Signed-off-by: Johan Jonker <jbx6244@...il.com>
> 

> patch itself looks good, but I don't understand the authorship situation.
> As these two signed-off-bys are now it would suggest that you picked up
> Jianqun Xu's patch, but then the author would need to be different.
> 
> Or do you want to declare this via a
> Co-Developed-by: Jianqun Xu <jay.xu@...k-chips.com>

The newer tag use of Co-Developed-by is more confusing compared to in the old days...

Patch derived from:
https://lore.kernel.org/linux-rockchip/20220909090558.3609190-2-jay.xu@rock-chips.com/

Could you add/fix what is needed without resubmitting.

Johan

> 
> 
> Thanks
> Heiko
> 
>> ---
>>
>> Changed V1:
>>   rebase
>>   remove rk3066 gpio5 alias
>> ---
>>  arch/arm/boot/dts/rockchip/rk3036.dtsi  | 3 +++
>>  arch/arm/boot/dts/rockchip/rk3066a.dtsi | 5 +++++
>>  arch/arm/boot/dts/rockchip/rk322x.dtsi  | 4 ++++
>>  arch/arm/boot/dts/rockchip/rk3288.dtsi  | 9 +++++++++
>>  arch/arm/boot/dts/rockchip/rk3xxx.dtsi  | 4 ++++
>>  5 files changed, 25 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/rockchip/rk3036.dtsi b/arch/arm/boot/dts/rockchip/rk3036.dtsi
>> index 78686fc72ce6..8aa2e0864fed 100644
>> --- a/arch/arm/boot/dts/rockchip/rk3036.dtsi
>> +++ b/arch/arm/boot/dts/rockchip/rk3036.dtsi
>> @@ -17,6 +17,9 @@ / {
>>  	interrupt-parent = <&gic>;
>>
>>  	aliases {
>> +		gpio0 = &gpio0;
>> +		gpio1 = &gpio1;
>> +		gpio2 = &gpio2;
>>  		i2c0 = &i2c0;
>>  		i2c1 = &i2c1;
>>  		i2c2 = &i2c2;
>> diff --git a/arch/arm/boot/dts/rockchip/rk3066a.dtsi b/arch/arm/boot/dts/rockchip/rk3066a.dtsi
>> index de9915d946f7..30139f21de64 100644
>> --- a/arch/arm/boot/dts/rockchip/rk3066a.dtsi
>> +++ b/arch/arm/boot/dts/rockchip/rk3066a.dtsi
>> @@ -13,6 +13,11 @@
>>  / {
>>  	compatible = "rockchip,rk3066a";
>>
>> +	aliases {
>> +		gpio4 = &gpio4;
>> +		gpio6 = &gpio6;
>> +	};
>> +
>>  	cpus {
>>  		#address-cells = <1>;
>>  		#size-cells = <0>;
>> diff --git a/arch/arm/boot/dts/rockchip/rk322x.dtsi b/arch/arm/boot/dts/rockchip/rk322x.dtsi
>> index a721744cbfd1..831561fc1814 100644
>> --- a/arch/arm/boot/dts/rockchip/rk322x.dtsi
>> +++ b/arch/arm/boot/dts/rockchip/rk322x.dtsi
>> @@ -15,6 +15,10 @@ / {
>>  	interrupt-parent = <&gic>;
>>
>>  	aliases {
>> +		gpio0 = &gpio0;
>> +		gpio1 = &gpio1;
>> +		gpio2 = &gpio2;
>> +		gpio3 = &gpio3;
>>  		serial0 = &uart0;
>>  		serial1 = &uart1;
>>  		serial2 = &uart2;
>> diff --git a/arch/arm/boot/dts/rockchip/rk3288.dtsi b/arch/arm/boot/dts/rockchip/rk3288.dtsi
>> index cb9cdaddffd4..ead343dc3df1 100644
>> --- a/arch/arm/boot/dts/rockchip/rk3288.dtsi
>> +++ b/arch/arm/boot/dts/rockchip/rk3288.dtsi
>> @@ -19,6 +19,15 @@ / {
>>
>>  	aliases {
>>  		ethernet0 = &gmac;
>> +		gpio0 = &gpio0;
>> +		gpio1 = &gpio1;
>> +		gpio2 = &gpio2;
>> +		gpio3 = &gpio3;
>> +		gpio4 = &gpio4;
>> +		gpio5 = &gpio5;
>> +		gpio6 = &gpio6;
>> +		gpio7 = &gpio7;
>> +		gpio8 = &gpio8;
>>  		i2c0 = &i2c0;
>>  		i2c1 = &i2c1;
>>  		i2c2 = &i2c2;
>> diff --git a/arch/arm/boot/dts/rockchip/rk3xxx.dtsi b/arch/arm/boot/dts/rockchip/rk3xxx.dtsi
>> index cb4e42ede56a..f37137f298d5 100644
>> --- a/arch/arm/boot/dts/rockchip/rk3xxx.dtsi
>> +++ b/arch/arm/boot/dts/rockchip/rk3xxx.dtsi
>> @@ -16,6 +16,10 @@ / {
>>
>>  	aliases {
>>  		ethernet0 = &emac;
>> +		gpio0 = &gpio0;
>> +		gpio1 = &gpio1;
>> +		gpio2 = &gpio2;
>> +		gpio3 = &gpio3;
>>  		i2c0 = &i2c0;
>>  		i2c1 = &i2c1;
>>  		i2c2 = &i2c2;
>> --
>> 2.39.2
>>
>>
> 
> 
> 
>