[PATCH 1/6] ARM: dts: rockchip: add gpio alias for gpio dt nodes

[Jianqun Xu <jay.xu@xxxxxxxxxxxxxx>]

Add gpio alias for gpio controller dt nodes, which is used by the
new gpio driver to get the index of gpio controller for driver.

Signed-off-by: Jianqun Xu <jay.xu@xxxxxxxxxxxxxx>
---
 arch/arm/boot/dts/rk3036.dtsi  | 3 +++
 arch/arm/boot/dts/rk3066a.dtsi | 6 ++++++
 arch/arm/boot/dts/rk322x.dtsi  | 4 ++++
 arch/arm/boot/dts/rk3288.dtsi  | 9 +++++++++
 arch/arm/boot/dts/rk3xxx.dtsi  | 4 ++++
 5 files changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi
index 9b0f0497567d..912c21667dd4 100644
--- a/arch/arm/boot/dts/rk3036.dtsi
+++ b/arch/arm/boot/dts/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/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi
index de9915d946f7..fe565440d6ad 100644
--- a/arch/arm/boot/dts/rk3066a.dtsi
+++ b/arch/arm/boot/dts/rk3066a.dtsi
@@ -13,6 +13,12 @@
 / {
 	compatible = "rockchip,rk3066a";
 
+	aliases {
+		gpio4 = &gpio4;
+		gpio5 = &gpio5;
+		gpio6 = &gpio6;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index ffc16d6b97e1..a814e813a5da 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/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/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index 487b0e03d4b4..4d5184e27389 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/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/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index 616a828e0c6e..e2cb4b51d02f 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -16,6 +16,10 @@ / {
 
 	aliases {
 		ethernet0 = &emac;
+		gpio0 = &gpio0;
+		gpio1 = &gpio1;
+		gpio2 = &gpio2;
+		gpio3 = &gpio3;
 		i2c0 = &i2c0;
 		i2c1 = &i2c1;
 		i2c2 = &i2c2;
-- 
2.25.1