sound: snow: Add the binding file for snow

This file was missed when adding the sound driver to U-Boot. Bring it in
from Linux 5.0.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Simon Glass 2019-04-23 21:56:23 -06:00 committed by Tom Warren
parent 163bc1e4da
commit e070311ce8

View File

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Audio Binding for Snow boards
Required properties:
- compatible : Can be one of the following,
"google,snow-audio-max98090" or
"google,snow-audio-max98091" or
"google,snow-audio-max98095"
- samsung,i2s-controller (deprecated): The phandle of the Samsung I2S controller
- samsung,audio-codec (deprecated): The phandle of the audio codec
Required sub-nodes:
- 'cpu' subnode with a 'sound-dai' property containing the phandle of the I2S
controller
- 'codec' subnode with a 'sound-dai' property containing list of phandles
to the CODEC nodes, first entry must be the phandle of the MAX98090,
MAX98091 or MAX98095 CODEC (exact device type is indicated by the compatible
string) and the second entry must be the phandle of the HDMI IP block node
Optional:
- samsung,model: The name of the sound-card
Example:
sound {
compatible = "google,snow-audio-max98095";
samsung,model = "Snow-I2S-MAX98095";
samsung,i2s-controller = <&i2s0>;
samsung,audio-codec = <&max98095>;
};