From 23037bbd9661b53236ebe934c77952e8f73f1c7a Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Wed, 27 Mar 2013 16:53:20 -0600 Subject: [PATCH] ARM: tegra: enable audio on Beaver Beaver uses the RT5640 audio CODEC. Instantiate this on the I2C bus, and add the top-level "sound" node to hook everything together and provide a "sound card" device. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra30-beaver.dts | 29 ++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts index a7a34b96717c..87c5f7b7c271 100644 --- a/arch/arm/boot/dts/tegra30-beaver.dts +++ b/arch/arm/boot/dts/tegra30-beaver.dts @@ -116,6 +116,15 @@ status = "okay"; clock-frequency = <100000>; + rt5640: rt5640 { + compatible = "realtek,rt5640"; + reg = <0x1c>; + interrupt-parent = <&gpio>; + interrupts = ; + realtek,ldo1-en-gpios = + <&gpio TEGRA_GPIO(X, 2) GPIO_ACTIVE_HIGH>; + }; + tps62361 { compatible = "ti,tps62361"; reg = <0x60>; @@ -404,4 +413,24 @@ gpios = <&gpio TEGRA_GPIO(L, 0) GPIO_ACTIVE_HIGH>; }; }; + + sound { + compatible = "nvidia,tegra-audio-rt5640-beaver", + "nvidia,tegra-audio-rt5640"; + nvidia,model = "NVIDIA Tegra Beaver"; + + nvidia,audio-routing = + "Headphones", "HPOR", + "Headphones", "HPOL"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&rt5640>; + + nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>; + + clocks = <&tegra_car TEGRA30_CLK_PLL_A>, + <&tegra_car TEGRA30_CLK_PLL_A_OUT0>, + <&tegra_car TEGRA30_CLK_EXTERN1>; + clock-names = "pll_a", "pll_a_out0", "mclk"; + }; };