sudo apt-get install git bc libncurses5-dev # update kernel source for raspberrypi sudo wget https://raw.githubusercontent.com/notro/rpi-source/master/rpi-source -O /usr/bin/rpi-source sudo chmod +x /usr/bin/rpi-source /usr/bin/rpi-source -q --tag-update rpi-source --skip-gcc sudo mount -t debugfs debugs /sys/kernel/debug # download audio driver cd /CareVision sudo git clone https://github.com/PaulCreaser/rpi-i2s-audio cd rpi-i2s-audio # compile audio driver make -C /lib/modules/$(uname -r )/build M=$(pwd) modules sudo insmod my_loader.ko # autoload module on startup sudo cp my_loader.ko /lib/modules/$(uname -r) echo 'my_loader' | sudo tee --append /etc/modules > /dev/null sudo depmod -a sudo modprobe my_loader sudo reboot