linux-kernel - [PATCH 1/2] ASoC: samsung: Update sound-card name for Snow

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Message-Id: <1404463980-25027-1-git-send-email-tushar.b@samsung.com>
Date:	Fri,  4 Jul 2014 14:22:59 +0530
From:	Tushar Behera <tushar.b@...sung.com>
To:	alsa-devel@...a-project.org, linux-samsung-soc@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	dianders@...omium.org, tiwai@...e.de, perex@...ex.cz,
	broonie@...nel.org, lgirdwood@...il.com, galak@...eaurora.org,
	kgene.kim@...sung.com, ijc+devicetree@...lion.org.uk,
	mark.rutland@....com, pawel.moll@....com, robh+dt@...nel.org,
	trblinux@...il.com
Subject: [PATCH 1/2] ASoC: samsung: Update sound-card name for Snow

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@...sung.com>
---
 Documentation/devicetree/bindings/sound/snow.txt |    4 ++++
 sound/soc/samsung/snow.c                         |    3 +++
 2 files changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/snow.txt b/Documentation/devicetree/bindings/sound/snow.txt
index e0b7a82..6df74f1 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 8bbd348..0acf5d0 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);
-- 
1.7.9.5

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