Commit ecd2a1c1 authored by John Crispin's avatar John Crispin Committed by Matthias Brugger
Browse files

ARM: dts: add GPIO support for Airoha EN7523 



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

Signed-off-by: default avatarJohn Crispin <john@phrozen.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20220130145116.88406-14-nbd@nbd.name


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 2cf1c348

arch/arm/boot/dts/en7523-evb.dts

+8 −0
Original line number Diff line number Diff line
@@ -25,3 +25,11 @@ memory@80000000 { 
		reg = <0x80000000 0x20000000>;

	};

};



&gpio0 {

	status = "okay";

};



&gpio1 {

	status = "okay";

};

arch/arm/boot/dts/en7523.dtsi

+21 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 


#include <dt-bindings/interrupt-controller/irq.h>

#include <dt-bindings/interrupt-controller/arm-gic.h>

#include <dt-bindings/gpio/gpio.h>



/ {

	interrupt-parent = <&gic>;
@@ -114,4 +115,24 @@ uart1: serial@1fbf0000 { 
		clock-frequency = <1843200>;

		status = "okay";

	};



	gpio0: gpio@1fbf0200 {

		compatible = "airoha,en7523-gpio";

		reg = <0x1fbf0204 0x4>,

		      <0x1fbf0200 0x4>,

		      <0x1fbf0220 0x4>,

		      <0x1fbf0214 0x4>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	gpio1: gpio@1fbf0270 {

		compatible = "airoha,en7523-gpio";

		reg = <0x1fbf0270 0x4>,

		      <0x1fbf0260 0x4>,

		      <0x1fbf0264 0x4>,

		      <0x1fbf0278 0x4>;

		gpio-controller;

		#gpio-cells = <2>;

	};

};