mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-25 08:21:14 +00:00
793f8ab62c
Add kernel patches for version 6.1. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
94 lines
2.9 KiB
Diff
94 lines
2.9 KiB
Diff
From 97fb20dfd682cf2748d1286322455cb8bf8b034d Mon Sep 17 00:00:00 2001
|
|
From: Clarke X <1014930533@qq.com>
|
|
Date: Sat, 8 Apr 2023 09:56:13 +0800
|
|
Subject: [PATCH] overlays: Add gpio-charger support
|
|
|
|
Add gpio-charger overlay for charger via gpio.
|
|
|
|
Signed-off-by: Clarke X <1014930533@qq.com>
|
|
---
|
|
arch/arm/boot/dts/overlays/Makefile | 1 +
|
|
arch/arm/boot/dts/overlays/README | 14 +++++++
|
|
.../dts/overlays/gpio-charger-overlay.dts | 42 +++++++++++++++++++
|
|
3 files changed, 57 insertions(+)
|
|
create mode 100644 arch/arm/boot/dts/overlays/gpio-charger-overlay.dts
|
|
|
|
--- a/arch/arm/boot/dts/overlays/Makefile
|
|
+++ b/arch/arm/boot/dts/overlays/Makefile
|
|
@@ -68,6 +68,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
|
|
ghost-amp.dtbo \
|
|
goodix.dtbo \
|
|
googlevoicehat-soundcard.dtbo \
|
|
+ gpio-charger.dtbo \
|
|
gpio-fan.dtbo \
|
|
gpio-hog.dtbo \
|
|
gpio-ir.dtbo \
|
|
--- a/arch/arm/boot/dts/overlays/README
|
|
+++ b/arch/arm/boot/dts/overlays/README
|
|
@@ -1248,6 +1248,20 @@ Load: dtoverlay=googlevoicehat-soundca
|
|
Params: <None>
|
|
|
|
|
|
+Name: gpio-charger
|
|
+Info: This is a generic overlay for detecting charger with GPIO.
|
|
+Load: dtoverlay=gpio-charger,<param>=<val>
|
|
+Params: gpio GPIO pin to trigger on (default 4)
|
|
+ active_low When this is 1 (active low), a falling
|
|
+ edge generates a charging event and a
|
|
+ rising edge generates a discharging event.
|
|
+ When this is 0 (active high), this is
|
|
+ reversed. The default is 0 (active high)
|
|
+ gpio_pull Desired pull-up/down state (off, down, up)
|
|
+ Default is "down".
|
|
+ type Set a charger type for the pin. (Default: mains)
|
|
+
|
|
+
|
|
Name: gpio-fan
|
|
Info: Configure a GPIO pin to control a cooling fan.
|
|
Load: dtoverlay=gpio-fan,<param>=<val>
|
|
--- /dev/null
|
|
+++ b/arch/arm/boot/dts/overlays/gpio-charger-overlay.dts
|
|
@@ -0,0 +1,42 @@
|
|
+// Definitions for gpio-charger module
|
|
+/dts-v1/;
|
|
+/plugin/;
|
|
+
|
|
+/ {
|
|
+ compatible = "brcm,bcm2835";
|
|
+
|
|
+ fragment@0 {
|
|
+ // Configure the gpio pin controller
|
|
+ target = <&gpio>;
|
|
+ __overlay__ {
|
|
+ pin_state: charger_pins@0 {
|
|
+ brcm,pins = <4>; // gpio number
|
|
+ brcm,function = <0>; // 0 = input, 1 = output
|
|
+ brcm,pull = <1>; // 0 = none, 1 = pull down, 2 = pull up
|
|
+ };
|
|
+ };
|
|
+ };
|
|
+ fragment@1 {
|
|
+ target-path = "/";
|
|
+ __overlay__ {
|
|
+ charger: charger@0 {
|
|
+ compatible = "gpio-charger";
|
|
+ pinctrl-0 = <&pin_state>;
|
|
+ status = "okay";
|
|
+ gpios = <&gpio 4 0>;
|
|
+ charger-type = "mains";
|
|
+ };
|
|
+ };
|
|
+ };
|
|
+
|
|
+ __overrides__ {
|
|
+ gpio = <&charger>,"reg:0",
|
|
+ <&charger>,"gpios:4",
|
|
+ <&pin_state>,"reg:0",
|
|
+ <&pin_state>,"brcm,pins:0";
|
|
+ type = <&charger>,"charger-type";
|
|
+ gpio_pull = <&pin_state>,"brcm,pull:0";
|
|
+ active_low = <&charger>,"gpios:8";
|
|
+ };
|
|
+
|
|
+};
|