/cw-audio-card

Driver code for my custom PCM5122, BD3490FV, MA12070 audio card: https://easyeda.com/c904/i2s-amp-with-aux-in

Primary LanguageShellMIT LicenseMIT

cw-audio-card

Raspberry Pi (Linux) driver code for my custom PCM5122, BD3490FV, MA12070 audio card: https://easyeda.com/c904/i2s-amp-with-aux-in

Setup

sudo apt install build-essential device-tree-compiler
git submodule update --init --recursive

Usage

Add to /boot/config.txt:

dtoverlay=cw-audio-card

make
sudo make dts
sudo reboot
sudo make load

Currently the overlay installed by make dts expects a PCM512x at I2C address 0x4d, a BD3490FV at I2C address 0x40, and a MA120x0 at I2C address 0x20.