mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 06:57:57 +00:00
4f4fc993db
Not all LED driver are using the label devicetree property for the led name. Add support for the TI/National Semiconductor LP55xx Led Drivers, which are using the chan-name property for the led name, as fallback. Signed-off-by: Mathias Kresin <dev@kresin.me>
77 lines
1.4 KiB
Bash
77 lines
1.4 KiB
Bash
#!/bin/sh
|
|
# Copyright (C) 2013 OpenWrt.org
|
|
|
|
get_dt_led() {
|
|
local label
|
|
local ledpath
|
|
local basepath="/proc/device-tree"
|
|
local nodepath="$basepath/aliases/led-$1"
|
|
|
|
[ -f "$nodepath" ] && ledpath=$(cat "$nodepath")
|
|
[ -n "$ledpath" ] && \
|
|
label=$(cat "$basepath$ledpath/label" 2>/dev/null) || \
|
|
label=$(cat "$basepath$ledpath/chan-name" 2>/dev/null) || \
|
|
echo "led label not found" 1>&2
|
|
|
|
echo "$label"
|
|
}
|
|
|
|
led_set_attr() {
|
|
[ -f "/sys/class/leds/$1/$2" ] && echo "$3" > "/sys/class/leds/$1/$2"
|
|
}
|
|
|
|
led_timer() {
|
|
led_set_attr $1 "trigger" "timer"
|
|
led_set_attr $1 "delay_on" "$2"
|
|
led_set_attr $1 "delay_off" "$3"
|
|
}
|
|
|
|
led_on() {
|
|
led_set_attr $1 "trigger" "none"
|
|
led_set_attr $1 "brightness" 255
|
|
}
|
|
|
|
led_off() {
|
|
led_set_attr $1 "trigger" "none"
|
|
led_set_attr $1 "brightness" 0
|
|
}
|
|
|
|
status_led_set_timer() {
|
|
led_timer $status_led "$1" "$2"
|
|
[ -n "$status_led2" ] && led_timer $status_led2 "$1" "$2"
|
|
}
|
|
|
|
status_led_set_heartbeat() {
|
|
led_set_attr $status_led "trigger" "heartbeat"
|
|
}
|
|
|
|
status_led_on() {
|
|
led_on $status_led
|
|
[ -n "$status_led2" ] && led_on $status_led2
|
|
}
|
|
|
|
status_led_off() {
|
|
led_off $status_led
|
|
[ -n "$status_led2" ] && led_off $status_led2
|
|
}
|
|
|
|
status_led_blink_slow() {
|
|
led_timer $status_led 1000 1000
|
|
}
|
|
|
|
status_led_blink_fast() {
|
|
led_timer $status_led 100 100
|
|
}
|
|
|
|
status_led_blink_preinit() {
|
|
led_timer $status_led 100 100
|
|
}
|
|
|
|
status_led_blink_failsafe() {
|
|
led_timer $status_led 50 50
|
|
}
|
|
|
|
status_led_blink_preinit_regular() {
|
|
led_timer $status_led 200 200
|
|
}
|