ASoC: samsung: Make card name for Snow configurable

Snow sound-card driver supports multiple boards with different
audio codecs. Updating the sound card name per board basis would provide
some more information to the end-user.

Signed-off-by: Tushar Behera <tushar.b@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

2 files changed, 7 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/sound/snow.txt b/Documentation/devicetree/bindings/sound/snow.txt
index e0b7a8207f5f..6df74f15687f 100644
--- a/Documentation/devicetree/bindings/sound/snow.txt
+++ b/Documentation/devicetree/bindings/sound/snow.txt
@@ -8,11 +8,15 @@ Required properties:
 - samsung,i2s-controller: The phandle of the Samsung I2S controller
 - samsung,audio-codec: The phandle of the audio codec
 
+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>;
 };
diff --git a/sound/soc/samsung/snow.c b/sound/soc/samsung/snow.c
index 8bbd348358dd..0acf5d0eed53 100644
--- a/sound/soc/samsung/snow.c
+++ b/sound/soc/samsung/snow.c
@@ -92,6 +92,9 @@ static int snow_probe(struct platform_device *pdev)
 
         card->dev = &pdev->dev;
 
+        /* Update card-name if provided through DT, else use default name */
+        snd_soc_of_parse_card_name(card, "samsung,model");
+
         ret = devm_snd_soc_register_card(&pdev->dev, card);
         if (ret) {
                 dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);