Hi, In most cases, many codecs already supports jack detection, previouslly, we need to create a customized machine driver every time.
Hence, the simple-card need to support use them dynamically via parse dts file for better flexibility.
Xing Zheng (3): ASoC: jack: Add a jack detect callback via codec ASoC: simple-card: Add support jack detection via codec ASoC: da7219: Add detect_jack callback in the snd_soc_codec_driver
.../devicetree/bindings/sound/simple-card.txt | 17 +++ include/sound/soc.h | 6 + sound/soc/codecs/da7219.c | 2 + sound/soc/generic/simple-card.c | 126 +++++++++++++++++++- sound/soc/soc-jack.c | 8 ++ 5 files changed, 156 insertions(+), 3 deletions(-)