openwrt/target/linux/brcm2708/patches-4.4/0138-dt-overlay-add-wittypi-overlay.dts.patch
Álvaro Fernández Rojas 2b1c6b21b5 brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Also adds support for Raspberry Pi Compute Module 3 (untested).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-10 14:54:26 +02:00

58 lines
1.2 KiB
Diff

From 44a37e094bbe4dd9ee63fb1d5426b3945981fd26 Mon Sep 17 00:00:00 2001
From: vitalogy <vitalogy_github@milaw.biz>
Date: Tue, 19 Jan 2016 07:02:02 +0100
Subject: [PATCH] dt-overlay: add wittypi-overlay.dts
---
arch/arm/boot/dts/overlays/wittypi-overlay.dts | 44 ++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/wittypi-overlay.dts
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/wittypi-overlay.dts
@@ -0,0 +1,44 @@
+/*
+ * Device Tree overlay for Witty Pi extension board by UUGear
+ *
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+
+ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
+
+ fragment@0 {
+ target = <&leds>;
+ __overlay__ {
+ compatible = "gpio-leds";
+ wittypi_led: wittypi_led {
+ label = "wittypi_led";
+ linux,default-trigger = "default-on";
+ gpios = <&gpio 17 0>;
+ };
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c1>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rtc: ds1337@68 {
+ compatible = "dallas,ds1337";
+ reg = <0x68>;
+ wakeup-source;
+ };
+ };
+ };
+
+ __overrides__ {
+ led_gpio = <&wittypi_led>,"gpios:4";
+ led_trigger = <&wittypi_led>,"linux,default-trigger";
+ };
+
+};