linux-kernel - Re: [PATCH 1/2] ASoC: max98090: Add max98091 compatible string

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Message-ID: <53A7C6F5.9070203@gmail.com>
Date:	Mon, 23 Jun 2014 11:49:33 +0530
From:	Tushar Behera <trblinux@...il.com>
To:	Doug Anderson <dianders@...omium.org>,
	Tushar Behera <tushar.b@...sung.com>
CC:	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	alsa-devel@...a-project.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Kukjin Kim <kgene.kim@...sung.com>, tiwai@...e.de,
	"broonie@...nel.org" <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Kumar Gala <galak@...eaurora.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Wonjoon Lee <woojoo.lee@...sung.com>
Subject: Re: [PATCH 1/2] ASoC: max98090: Add max98091 compatible string

On 06/21/2014 02:02 AM, Doug Anderson wrote:
> Tushar,
> 
> On Fri, Jun 20, 2014 at 1:03 AM, Tushar Behera <tushar.b@...sung.com> wrote:
>> From: Wonjoon Lee <woojoo.lee@...sung.com>
>>
>> The MAX98091 CODEC is the same as MAX98090 CODEC, but with an extra
>> microphone. Existing driver for MAX98090 CODEC already has support
>> for MAX98091 CODEC. Adding proper compatible string so that MAX98091
>> CODEC can be specified from device tree.
>>
>> Signed-off-by: Wonjoon Lee <woojoo.lee@...sung.com>
>> Signed-off-by: Doug Anderson <dianders@...omium.org>
>> Signed-off-by: Tushar Behera <tushar.b@...sung.com>
>> ---
>>
>> Picked from https://chromium-review.googlesource.com/#/c/184091/
>>
>>  .../devicetree/bindings/sound/max98090.txt         |    2 +-
>>  sound/soc/codecs/max98090.c                        |    2 ++
>>  2 files changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/sound/max98090.txt b/Documentation/devicetree/bindings/sound/max98090.txt
>> index a5e63fa..c454e67 100644
>> --- a/Documentation/devicetree/bindings/sound/max98090.txt
>> +++ b/Documentation/devicetree/bindings/sound/max98090.txt
>> @@ -4,7 +4,7 @@ This device supports I2C only.
>>
>>  Required properties:
>>
>> -- compatible : "maxim,max98090".
>> +- compatible : "maxim,max98090" or "maxim,max98091".
>>
>>  - reg : The I2C address of the device.
>>
>> diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
>> index f5fccc7..4f5534d 100644
>> --- a/sound/soc/codecs/max98090.c
>> +++ b/sound/soc/codecs/max98090.c
>> @@ -2460,12 +2460,14 @@ static const struct dev_pm_ops max98090_pm = {
>>
>>  static const struct i2c_device_id max98090_i2c_id[] = {
>>         { "max98090", MAX98090 },
>> +       { "max98091", MAX98091 },
> 
> optional: This would allow you to add some extra error checking in
> max98090_probe() to make sure that the device-tree specified device
> matched the device that was detected.  That could be in a future
> patch, though.
> 
> Reviewed-by: Doug Anderson <dianders@...omium.org>
> 

Okay. I will add that in a follow-up patch.

Thanks for reviewing.
-- 
Tushar Behera
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