On Mon, Apr 18, 2016 at 04:17:31PM +0800, Xing Zheng wrote: > 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. > > Signed-off-by: Xing Zheng <[email protected]> > --- > > .../devicetree/bindings/sound/simple-card.txt | 17 +++ > sound/soc/generic/simple-card.c | 126 > +++++++++++++++++++- > 2 files changed, 140 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/sound/simple-card.txt > b/Documentation/devicetree/bindings/sound/simple-card.txt > index cf3979e..d25c8eb 100644 > --- a/Documentation/devicetree/bindings/sound/simple-card.txt > +++ b/Documentation/devicetree/bindings/sound/simple-card.txt > @@ -22,6 +22,23 @@ Optional properties: > headphones are attached. > - simple-audio-card,mic-det-gpio : Reference to GPIO that signals when > a microphone is attached. > +- simple-audio-card,codec-jack : A list of the codec supports > jack detection. > + The jack types which are supported > refer to include/sound/jack.h. > + All of the jack types: > + "JACK_HEADPHONE", > + "JACK_MICROPHONE", > + "JACK_HEADSET", > + "JACK_LINEOUT", > + "JACK_MECHANICAL", > + "JACK_VIDEOOUT", > + "JACK_AVOUT", > + "JACK_LINEIN", > + "JACK_BTN_0", > + "JACK_BTN_1", > + "JACK_BTN_2", > + "JACK_BTN_3", > + "JACK_BTN_4", > + "JACK_BTN_5".
simple-card is not so simple... I think this information be part of the codec node if the codec provides the functionality. The binding should not be different whether a codec is part of simple-card or not. Also, I would make all these just boolean props. Rob
