zymon/seeed-voicecard
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only allow one card

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This commit is contained in:
Baozhu Zuo 2017-09-14 10:39:38 +00:00
parent 32d80ed5a4
commit 1d7ef19938
1 changed files with 19 additions and 1 deletions
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20
install.sh
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@ -5,6 +5,12 @@ if [[ $EUID -ne 0 ]]; then
exit 1
fi
is_Raspberry=$(cat /proc/device-tree/model | awk '{print $1}')
if [ "x${is_Raspberry}" != "xRaspberry" ] ; then
echo "Sorry, this drivers only works on raspberry pi"
exit 1
fi
ver="0.2"
card=$1
@ -68,13 +74,25 @@ grep -q "dtoverlay=i2s-mmap" /boot/config.txt || \
grep -q "dtparam=i2s=on" /boot/config.txt || \
echo "dtparam=i2s=on" >> /boot/config.txt
has_2mic=$(grep seeed-2mic-voicecard /boot/config.txt)
has_4mic=$(grep seeed-2mic-voicecard /boot/config.txt)
case "${card}" in
"2mic")
cp wm8960_asound.state /var/lib/alsa/asound.state
if [ "x${has_4mic}" != x ] ; then
sed -i "s/dtparam=seeed-4mic-voicecard//g" /boot/config.txt
fi
grep -q "dtparam=seeed-2mic-voicecard" /boot/config.txt || \
echo "dtparam=seeed-2mic-voicecard" >> /boot/config.txt
;;
"4mic")
cp ac108_asound.state /var/lib/alsa/asound.state
if [ "x${has_2mic}" != x ] ; then
sed -i "s/dtparam=seeed-2mic-voicecard//g" /boot/config.txt
fi
grep -q "dtparam=seeed-4mic-voicecard" /boot/config.txt || \
echo "dtparam=seeed-4mic-voicecard" >> /boot/config.txt
;;
*)
echo "Please use 2mic or 4mic"