linux-kernel - [PATCH v7 14/14] ARM: dts: add GPIO support for Airoha EN7523

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Message-Id: <20211217112345.14029-15-nbd@nbd.name>
Date:   Fri, 17 Dec 2021 12:23:44 +0100
From:   Felix Fietkau <nbd@....name>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     john@...ozen.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v7 14/14] ARM: dts: add GPIO support for Airoha EN7523

From: John Crispin <john@...ozen.org>

Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32
GPIOs

Signed-off-by: John Crispin <john@...ozen.org>
Signed-off-by: Felix Fietkau <nbd@....name>
---
 arch/arm/boot/dts/en7523-evb.dts |  8 ++++++++
 arch/arm/boot/dts/en7523.dtsi    | 20 ++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/en7523-evb.dts b/arch/arm/boot/dts/en7523-evb.dts
index 0a79f5f6c311..cd9cded5b564 100644
--- a/arch/arm/boot/dts/en7523-evb.dts
+++ b/arch/arm/boot/dts/en7523-evb.dts
@@ -33,3 +33,11 @@ &pcie0 {
 &pcie1 {
 	status = "okay";
 };
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi
index 862da104d6f2..d9cc5a1b83b8 100644
--- a/arch/arm/boot/dts/en7523.dtsi
+++ b/arch/arm/boot/dts/en7523.dtsi
@@ -3,6 +3,7 @@
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/en7523-clk.h>
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -120,6 +121,25 @@ uart1: serial@...f0000 {
 		status = "okay";
 	};
 
+	gpio0: gpio@...f0200 {
+		compatible = "airoha,en7523-gpio";
+		reg = <0x1fbf0204 0x4>,
+		      <0x1fbf0200 0x4>,
+		      <0x1fbf0220 0x4>,
+		      <0x1fbf0214 0x4>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	gpio1: gpio@...f0270 {
+		compatible = "airoha,en7523-gpio";
+		reg = <0x1fbf0270 0x4>,
+		      <0x1fbf0260 0x4>,
+		      <0x1fbf0264 0x4>,
+		      <0x1fbf0278 0x4>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
 
 	pcie0: pcie@...91000 {
 		compatible = "airoha,en7523-pcie", "mediatek,mt7622-pcie";
-- 
2.34.1