Commit 72eb12b9 authored by Ivan T. Ivanov's avatar Ivan T. Ivanov Committed by Florian Fainelli
Browse files

arm64: dts: broadcom: bcm2712: Add one more GPIO node 



Add GPIO and related interrupt controller nodes and wire one
of the lines to power button.

Signed-off-by: default avatarIvan T. Ivanov <iivanov@suse.de>
Signed-off-by: default avatarAndrea della Porta <andrea.porta@suse.com>
Link: https://lore.kernel.org/r/6d311b2f629bbc0e1dd9821e4aa8e5af9f8e5362.1756386531.git.andrea.porta@suse.com


Signed-off-by: default avatarFlorian Fainelli <florian.fainelli@broadcom.com>
parent 7e1aa57c

arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts

+21 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
/dts-v1/;



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

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

#include "bcm2712.dtsi"



/ {
@@ -29,6 +30,20 @@ memory@0 { 
		reg = <0 0 0 0x28000000>;

	};



	gpio-keys {

		compatible = "gpio-keys";

		pinctrl-names = "default";

		pinctrl-0 = <&pwr_button_default>;

		status = "okay";



		power_button: power-button {

			label = "pwr_button";

			linux,code = <KEY_POWER>;

			gpios = <&gio 20 GPIO_ACTIVE_LOW>;

			debounce-interval = <50>;

		};

	};



	sd_io_1v8_reg: sd-io-1v8-reg {

		compatible = "regulator-gpio";

		regulator-name = "vdd-sd-io";
@@ -58,6 +73,12 @@ emmc_sd_default: emmc-sd-default-state { 
		pins = "emmc_cmd", "emmc_dat0", "emmc_dat1", "emmc_dat2", "emmc_dat3";

		bias-pull-up;

	};



	pwr_button_default: pwr-button-default-state {

		function = "gpio";

		pins = "gpio20";

		bias-pull-up;

	};

};



&pinctrl_aon {

arch/arm64/boot/dts/broadcom/bcm2712.dtsi

+12 −0
Original line number Diff line number Diff line
@@ -248,6 +248,18 @@ pinctrl: pinctrl@7d504100 { 
			reg = <0x7d504100 0x30>;

		};



		gio: gpio@7d508500 {

			compatible = "brcm,bcm7445-gpio", "brcm,brcmstb-gpio";

			reg = <0x7d508500 0x40>;

			interrupt-parent = <&main_irq>;

			interrupts = <0>;

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <2>;

			brcm,gpio-bank-widths = <32 22>;

		};



		pinctrl_aon: pinctrl@7d510700 {

			compatible = "brcm,bcm2712c0-aon-pinctrl";

			reg = <0x7d510700 0x20>;