20 lines
407 B
Bash
20 lines
407 B
Bash
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#!/bin/sh
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set -e
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case "$1" in
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start)
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echo "Enabling audio..."
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if ! [ -d /sys/class/gpio/gpio144 ] ; then
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echo 144 > /sys/class/gpio/export
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echo out > /sys/class/gpio/gpio144/direction
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fi
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echo 1 > /sys/class/gpio/gpio144/value
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;;
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stop)
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;;
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*)
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echo "Usage: $0 {start|stop}" >&2
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exit 1
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;;
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esac
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