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#!/bin/bash
if [[ $EUID -ne 0 ]]; then
echo "This script must be run as root (use sudo)" 1>&2
exit 1
fi
is_Raspberry=$(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="1.0"
# we create a dir with this version to ensure that 'dkms remove' won't delete
# the sources during kernel updates
marker="0.0.0"
apt update
apt-get -y install raspberrypi-kernel-headers raspberrypi-kernel
apt-get -y install dkms git i2c-tools libasound2-plugins
# locate currently installed kernels (may be different to running kernel if
# it's just been updated)
kernels=$(ls /lib/modules | sed "s/^/-k /")
uname_r=$(uname -r)
function install_module {
src=$1
mod=$2
if [[ -d /var/lib/dkms/$mod/$ver/$marker ]]; then
rmdir /var/lib/dkms/$mod/$ver/$marker
fi
if [[ -e /usr/src/$mod-$ver || -e /var/lib/dkms/$mod/$ver ]]; then
dkms remove --force -m $mod -v $ver --all
rm -rf /usr/src/$mod-$ver
fi
mkdir -p /usr/src/$mod-$ver
cp -a $src/* /usr/src/$mod-$ver/
dkms add -m $mod -v $ver
dkms build $uname_r -m $mod -v $ver && dkms install --force $uname_r -m $mod -v $ver
mkdir -p /var/lib/dkms/$mod/$ver/$marker
}
install_module "./" "wm8960-soundcard"
# install dtbos
cp wm8960-soundcard.dtbo /boot/overlays
#set kernel moduels
grep -q "i2c-dev" /etc/modules || \
echo "i2c-dev" >> /etc/modules
grep -q "snd-soc-wm8960" /etc/modules || \
echo "snd-soc-wm8960" >> /etc/modules
grep -q "snd-soc-wm8960-soundcard" /etc/modules || \
echo "snd-soc-wm8960-soundcard" >> /etc/modules
#set dtoverlays
sed -i -e 's:#dtparam=i2c_arm=on:dtparam=i2c_arm=on:g' /boot/config.txt || true
grep -q "dtoverlay=i2s-mmap" /boot/config.txt || \
echo "dtoverlay=i2s-mmap" >> /boot/config.txt
grep -q "dtparam=i2s=on" /boot/config.txt || \
echo "dtparam=i2s=on" >> /boot/config.txt
grep -q "dtoverlay=wm8960-soundcard" /boot/config.txt || \
echo "dtoverlay=wm8960-soundcard" >> /boot/config.txt
#install config files
mkdir /etc/wm8960-soundcard || true
cp *.conf /etc/wm8960-soundcard
cp *.state /etc/wm8960-soundcard
#set service
cp wm8960-soundcard /usr/bin/
cp wm8960-soundcard.service /lib/systemd/system/
systemctl enable wm8960-soundcard.service
systemctl start wm8960-soundcard
echo "------------------------------------------------------"
echo "Please reboot your raspberry pi to apply all settings"
echo "Enjoy!"
echo "------------------------------------------------------"
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