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

Johan Jonker
2023-12-02T18:22:32Z

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@rock-chips.com>
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
---

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