[alsa-devel] [PATCH v2 1/3] dt-bindings: ASoC: Add TDA7802 amplifier

[Thomas Preston]

On 30/07/2019 13:27, Charles Keepax wrote:
> On Tue, Jul 30, 2019 at 01:09:35PM +0100, Thomas Preston wrote:
>> Signed-off-by: Thomas Preston <thomas.preston at codethink.co.uk>
>> Cc: Patrick Glaser <pglaser at tesla.com>
>> Cc: Rob Duncan <rduncan at tesla.com>
>> Cc: Nate Case <ncase at tesla.com>
>> ---
>>  .../devicetree/bindings/sound/tda7802.txt     | 26 +++++++++++++++++++
>>  1 file changed, 26 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/sound/tda7802.txt
>>
>> diff --git a/Documentation/devicetree/bindings/sound/tda7802.txt b/Documentation/devicetree/bindings/sound/tda7802.txt
>> new file mode 100644
>> index 000000000000..f80aaf4f1ba0
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/tda7802.txt
>> @@ -0,0 +1,26 @@
>> +ST TDA7802 audio processor
>> +
>> +This device supports I2C only.
>> +
>> +Required properties:
>> +
>> +- compatible : "st,tda7802"
>> +- reg : the I2C address of the device
>> +- enable-supply : a regulator spec for the PLLen pin
>> +
>> +Optional properties:
>> +
>> +- st,gain-ch13 : gain for channels 1 and 3 (range: 1-4)
>> +- st,gain-ch24 : gain for channels 2 and 3 (range: 1-4)
> 
> I wouldn't have expected the gains to be available as a device
> tree setting.
> 

Ah, I forgot to update the docs from v1. Thanks