e63aa1a5f4
Support the user LED available on the latest revision of the PCB. Also rebase the patchset ontop of the Raspberry Pi kernel 1.20210928.
72 lines
1.9 KiB
Diff
72 lines
1.9 KiB
Diff
From 7e2f95935408ec5b1d7a2b63daaef7fdb01d642c Mon Sep 17 00:00:00 2001
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Message-Id: <7e2f95935408ec5b1d7a2b63daaef7fdb01d642c.1635895105.git.stefan@agner.ch>
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In-Reply-To: <fa42d0ece205b3c2a8a06dac3e4436400cf59978.1635895105.git.stefan@agner.ch>
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References: <fa42d0ece205b3c2a8a06dac3e4436400cf59978.1635895105.git.stefan@agner.ch>
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From: Stefan Agner <stefan@agner.ch>
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Date: Tue, 9 Mar 2021 15:02:53 +0100
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Subject: [PATCH 6/7] ARM: dts: bcm2711: amber: enable GPIO keys
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Signed-off-by: Stefan Agner <stefan@agner.ch>
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---
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.../arm/boot/dts/bcm2711-rpi-cm4-ha-amber.dts | 30 +++++++++++++++++++
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1 file changed, 30 insertions(+)
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diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-amber.dts b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-amber.dts
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index 637ce01618d8..a2cbb8510491 100644
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--- a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-amber.dts
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+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-amber.dts
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@@ -2,6 +2,7 @@
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/dts-v1/;
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#include "bcm2711.dtsi"
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#include "bcm2835-rpi.dtsi"
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+#include <dt-bindings/input/input.h>
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#include <dt-bindings/reset/raspberrypi,firmware-reset.h>
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@@ -29,6 +30,29 @@ aliases {
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blconfig = &blconfig;
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};
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+ keys: gpio-keys {
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+ compatible = "gpio-keys";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&gpio_button_pins>;
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+
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+ status = "okay";
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+
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+ power {
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+ label = "Power Button";
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+ linux,code = <KEY_POWER>;
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+ gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
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+ debounce-interval = <100>; // ms
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+ };
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+
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+ user {
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+ label = "User Button";
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+ linux,code = <KEY_MACRO>;
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+ gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
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+ debounce-interval = <100>; // ms
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+ };
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+ };
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+
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leds {
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led-act {
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gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
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@@ -438,6 +462,12 @@ spidev1: spidev@1{
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};
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&gpio {
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+ gpio_button_pins: gpio_button_pins {
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+ brcm,pins = <26 27>;
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+ brcm,function = <BCM2835_FSEL_GPIO_IN>;
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+ brcm,pull = <BCM2835_PUD_UP>;
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+ };
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+
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spi0_pins: spi0_pins {
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brcm,pins = <9 10 11>;
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brcm,function = <BCM2835_FSEL_ALT0>;
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--
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2.33.1
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