On Fri, Mar 29, 2019 at 09:51:59AM +0800, tony.zou.hq@xxxxxxxxx wrote:
> max98357a's enable pin need setting independently
> when max98357a is shared I2S with other codec.
> add dai "max98357a-hifi" without pcm trigger,
> and use "Spk PA Switch" to set the enable pin.
This sounds like a really bad idea - if you have multiple CODECs on a
single DAI link tell the core about it, don't try to bodge around it.
There's support for multiple CODECs on a DAI link already.
> +static const char * const ext_spk_text[] = {
> + "Off", "On"
> +};
Simple on/off switches should be normal switch controls, not enums.
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