[alsa-devel] [PATCH] ASoC: ak4554: add DT support

Lars-Peter Clausen lars at metafoo.de
Fri Jul 5 19:04:10 CEST 2013

On 07/05/2013 06:55 PM, Stephen Warren wrote:
> On 07/05/2013 03:37 AM, Lars-Peter Clausen wrote:
>>> +  - compatible : "asahi-kasei,ak4554"
>> The vendor prefix for Asahi Kasei is documented as "ak" in
>> Documentation/devicetree/bindings/vendor-prefixes.txt. But it doesn;t seem
>> to be used in any upstream drivers, Stephen add that prefix maybe he knows
>> if it is used. If it is unused you should probably send a patch updating the
>> Documentation.
> It's used at:
> arch/arm/boot/dts/tegra20-seaboard.dts:499: compatible = "ak,ak8975";
> ... although I see that somebody has incorrectly modified
> ./drivers/iio/magnetometer/ak8975.c to support the "asahi-kasei," vendor
> prefix:-(

It looks as if the ak prefix was never in an upstream kernel and the commit
date that added the dt table predates the commit date for your devicetree.

- Lars

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