linux-kernel - [PATCH 3/3] ARM: gr8: evb: Add i2s codec

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Message-Id: <4d99da31af41b26d9109113e19223ee8b88f76ae.1478524066.git-series.maxime.ripard@free-electrons.com>
Date:   Mon,  7 Nov 2016 14:08:21 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>
Cc:     Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: [PATCH 3/3] ARM: gr8: evb: Add i2s codec

The GR8-EVB comes with a wm8978 codec connected to the i2s bus.

Add a card in order to have it working

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 arch/arm/boot/dts/ntc-gr8-evb.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/ntc-gr8-evb.dts b/arch/arm/boot/dts/ntc-gr8-evb.dts
index 12b4317a4383..5291e425caf9 100644
--- a/arch/arm/boot/dts/ntc-gr8-evb.dts
+++ b/arch/arm/boot/dts/ntc-gr8-evb.dts
@@ -76,6 +76,20 @@
 		default-brightness-level = <8>;
 	};
 
+	i2s {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "gr8-evb-wm8978";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <512>;
+
+		simple-audio-card,cpu {
+			sound-dai = <&i2s0>;
+		};
+
+		simple-audio-card,codec {
+			sound-dai = <&wm8978>;
+		};
+	};
 
 	panel {
 		compatible = "allwinner,sun4i-a10-sub-evb-5-lcd";
-- 
git-series 0.8.11