3a4bf25fd6
It's intentional that some boards within a target don't have all LEDs
which are tried to be setup in a common script. Don't show a warning in
such cases.
Fixes: 4f4fc993db ("base-files: add more name source to get_dt_led helper function")
Signed-off-by: Mathias Kresin <dev@kresin.me>
76 lines
1.4 KiB
Bash
76 lines
1.4 KiB
Bash
#!/bin/sh
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# Copyright (C) 2013 OpenWrt.org
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get_dt_led() {
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local label
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local ledpath
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local basepath="/proc/device-tree"
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local nodepath="$basepath/aliases/led-$1"
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[ -f "$nodepath" ] && ledpath=$(cat "$nodepath")
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[ -n "$ledpath" ] && \
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label=$(cat "$basepath$ledpath/label" 2>/dev/null) || \
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label=$(cat "$basepath$ledpath/chan-name" 2>/dev/null)
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echo "$label"
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}
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led_set_attr() {
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[ -f "/sys/class/leds/$1/$2" ] && echo "$3" > "/sys/class/leds/$1/$2"
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}
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led_timer() {
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led_set_attr $1 "trigger" "timer"
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led_set_attr $1 "delay_on" "$2"
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led_set_attr $1 "delay_off" "$3"
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}
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led_on() {
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led_set_attr $1 "trigger" "none"
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led_set_attr $1 "brightness" 255
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}
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led_off() {
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led_set_attr $1 "trigger" "none"
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led_set_attr $1 "brightness" 0
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}
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status_led_set_timer() {
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led_timer $status_led "$1" "$2"
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[ -n "$status_led2" ] && led_timer $status_led2 "$1" "$2"
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}
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status_led_set_heartbeat() {
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led_set_attr $status_led "trigger" "heartbeat"
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}
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status_led_on() {
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led_on $status_led
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[ -n "$status_led2" ] && led_on $status_led2
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}
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status_led_off() {
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led_off $status_led
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[ -n "$status_led2" ] && led_off $status_led2
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}
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status_led_blink_slow() {
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led_timer $status_led 1000 1000
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}
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status_led_blink_fast() {
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led_timer $status_led 100 100
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}
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status_led_blink_preinit() {
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led_timer $status_led 100 100
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}
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status_led_blink_failsafe() {
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led_timer $status_led 50 50
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}
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status_led_blink_preinit_regular() {
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led_timer $status_led 200 200
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}
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