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Date: Mon, 04 Dec 2023 21:10:14 +0100
From: Dragan Simic <dsimic@...jaro.org>
To: Johan Jonker <jbx6244@...il.com>
Cc: heiko@...ech.de, 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 2023-12-02 19:22, Johan Jonker wrote:
> 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>
Reviewed-by: Dragan Simic <dsimic@...jaro.org>
> ---
>
> 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
>
>
> _______________________________________________
> Linux-rockchip mailing list
> Linux-rockchip@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-rockchip
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