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

Johan Jonker jbx6244 at gmail.com
Sat Dec 2 10:22:01 PST 2023


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




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