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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 <swarren@nvidia.com>
This commit is contained in:
Stephen Warren 2013-03-27 16:53:20 -06:00
parent aa5ae42495
commit 23037bbd96
1 changed files with 29 additions and 0 deletions
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29
arch/arm/boot/dts/tegra30-beaver.dts
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@ -116,6 +116,15 @@
status = "okay";
clock-frequency = <100000>;
rt5640: rt5640 {
compatible = "realtek,rt5640";
reg = <0x1c>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
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";
};
};