[alsa-devel] [PATCH 1/2] ALSA: ASoC: add DT bindings for cs4270
broonie at opensource.wolfsonmicro.com
Wed Jul 25 00:42:27 CEST 2012
On Tue, Jul 24, 2012 at 05:02:35PM -0500, Timur Tabi wrote:
> Stephen Warren wrote:
> > Perhaps your board permanently ties the reset line to de-asserted, or
> > the bootloader/... deasserts the codecs reset pin before the kernel boots?
> Probably. We have a pretty sophisticate FPGA on our reference boards that
> handles a lot of stuff like this.
More likely it's just tied to whichever of ground or a supply holds the
device out of reset, if it's the FPGA I'd expect you to have runtime
control of it.
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