[alsa-devel] [PATCH 1/4] ASoC: rockchip: add rockchip machine driver

Mark Brown broonie at kernel.org
Thu May 21 04:10:28 PDT 2015

On Tue, May 19, 2015 at 09:37:58AM -0700, Dylan Reid wrote:

> Can the jacks can each be an aux_dev?  The jack driver would create
> the jack at probe time and register it with the card in aux_dev->init.
> cht_bsw_max98090_ti.c is already doing something similar, although all
> contained in the machine driver.

Yes, that's just a CODEC driver registered without any DAIs connected so
it'd just be another CODEC driver.

> Then simple-card can have an optional property to specify aux devs.  A
> GPIO jack device could handle simple switch-based jack detection.

That's useful anyway for external headphone/speaker drivers.
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