linux-kernel - [PATCH 5/5] ARM: at91: add sound support on at91sam9n12ek board

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Date:	Mon, 14 Oct 2013 13:38:33 +0800
From:	Bo Shen <voice.shen@...el.com>
To:	nicolas.ferre@...el.com, plagnioj@...osoft.com
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, Bo Shen <voice.shen@...el.com>
Subject: [PATCH 5/5] ARM: at91: add sound support on at91sam9n12ek board

Add sound support on at91sam9n12ek board with wm8904 as codec.

Signed-off-by: Bo Shen <voice.shen@...el.com>

---
 arch/arm/boot/dts/at91sam9n12ek.dts |   25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts
index 391c532..e9487f6 100644
--- a/arch/arm/boot/dts/at91sam9n12ek.dts
+++ b/arch/arm/boot/dts/at91sam9n12ek.dts
@@ -91,6 +91,13 @@
 							<AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 					};
 				};
+
+				sound {
+					pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
+						atmel,pins =
+							<AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+					};
+				};
 			};
 
 			spi0: spi@...00000 {
@@ -151,4 +158,22 @@
 			gpio-key,wakeup;
 		};
 	};
+
+	sound {
+		compatible = "atmel,asoc-wm8904";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
+
+		atmel,model = "wm8904 @ AT91SAM9N12";
+		atmel,audio-routing =
+			"Headphone Jack", "HPOUTL",
+			"Headphone Jack", "HPOUTR",
+			"IN2L", "Line In Jack",
+			"IN2R", "Line In Jack",
+			"Mic", "MICBIAS",
+			"IN1L", "Mic";
+
+		atmel,ssc-controller = <&ssc0>;
+		atmel,audio-codec = <&wm8904>;
+	};
 };
-- 
1.7.9.5

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