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#!/usr/bin/env sh
#
# Called from udev. Compatible to colibri-imx7-emmc.
#
# Create/remove symlinks to/from the files with raw ain data.
# Map the ADC lines:
# colibri-ain{0..3} -> ADC1_IN{0,1,2,3}
LINES=4
START=0
if [ "$ACTION" = "add" ]; then
for idx in `seq 0 $((LINES-1))`; do
ln -s "/sys$DEVPATH/in_voltage$((START+idx))_raw" /dev/colibri-ain$idx
done
elif [ "$ACTION" = "remove" ]; then
for idx in `seq 0 $((LINES-1))`; do
rm -f /dev/colibri-ain$idx
done
fi
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