linux-kernel - Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation

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Date:   Wed, 5 Oct 2016 14:08:54 +0200
From:   Mylene Josserand <mylene.josserand@...e-electrons.com>
To:     Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     Vinod Koul <vinod.koul@...el.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Lee Jones <lee.jones@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        dmaengine@...r.kernel.org,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec
 documentation

Hello,


On 05/10/2016 04:59, Chen-Yu Tsai wrote:
> On Wed, Oct 5, 2016 at 12:24 AM, Maxime Ripard
> <maxime.ripard@...e-electrons.com> wrote:
>> Hi,
>>
>> On Tue, Oct 04, 2016 at 11:46:21AM +0200, Mylène Josserand wrote:
>>> Add the documentation for dt-binding of the analog audiocodec
>>> driver for SUN8I SoC.
>>>
>>> Signed-off-by: Mylène Josserand <mylene.josserand@...e-electrons.com>
>>> ---
>>>  .../devicetree/bindings/sound/sun8i-codec-analog.txt | 20 ++++++++++++++++++++
>>>  1 file changed, 20 insertions(+)
>>>  create mode 100644 Documentation/devicetree/bindings/sound/sun8i-codec-analog.txt
>>>
>>> diff --git a/Documentation/devicetree/bindings/sound/sun8i-codec-analog.txt b/Documentation/devicetree/bindings/sound/sun8i-codec-analog.txt
>>> new file mode 100644
>>> index 0000000..a03ec20
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/sound/sun8i-codec-analog.txt
>>> @@ -0,0 +1,20 @@
>>> +* Allwinner A23/A33 Analog Codec
>>> +
>>> +This codec must be handled as a PRCM subnode.
>>
>> Like Mark was saying, you should probably reference the sun6i-prcm.txt
>> binding here


Okay, I will explain more how it works.


>>
>>> +Required properties:
>>> +- compatible: must be either "allwinner,sun8i-codec-analog"
>>
>> Our compatible prefix is <family>-<soc>, and using the older SoC that
>> introduced that block.
>>
>> In this case, that would be sun6i-a31, I think?
>
> sun6i-a31s actually, but a31s has extra line out controls,
> so the right one would be sun8i-a23. Both are listed in my
> original driver.


It is noted.

Thanks!


-- 
Mylène Josserand, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com