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author | Mathias Kresin <dev@kresin.me> | 2018-01-26 23:36:50 +0100 |
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committer | Mathias Kresin <dev@kresin.me> | 2018-03-14 19:04:52 +0100 |
commit | 4f4fc993db4cd074fb2b51586dadd10e882604ec (patch) | |
tree | 6223f72eda4386130381c280cd375298810c5898 /package/base-files/files/lib/functions | |
parent | 64fef8f90172cf35f9ce878390b6535f482d327b (diff) | |
download | upstream-4f4fc993db4cd074fb2b51586dadd10e882604ec.tar.gz upstream-4f4fc993db4cd074fb2b51586dadd10e882604ec.tar.bz2 upstream-4f4fc993db4cd074fb2b51586dadd10e882604ec.zip |
base-files: add more name source to get_dt_led helper function
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>
Diffstat (limited to 'package/base-files/files/lib/functions')
-rw-r--r-- | package/base-files/files/lib/functions/leds.sh | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/package/base-files/files/lib/functions/leds.sh b/package/base-files/files/lib/functions/leds.sh index 83e775fada..e4423b4cc8 100644 --- a/package/base-files/files/lib/functions/leds.sh +++ b/package/base-files/files/lib/functions/leds.sh @@ -8,7 +8,10 @@ get_dt_led() { local nodepath="$basepath/aliases/led-$1" [ -f "$nodepath" ] && ledpath=$(cat "$nodepath") - [ -n "$ledpath" ] && label=$(cat "$basepath$ledpath/label") + [ -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" } |