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ARM: tegra: enable audio on Dalmore 

Dalmore uses the RT5640 audio CODEC. Instantiate this on the I2C bus.
Enable the relevant Tegra I2C controller. 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 2013-03-12 17:03:42 -06:00
parent d5284a67a9
commit aa5ae42495
1 changed files with 39 additions and 0 deletions
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39
arch/arm/boot/dts/tegra114-dalmore.dts
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@ -729,6 +729,15 @@ battery: smart-battery {
sbs,poll-retry-count = <100>;
power-supplies = <&charger>;
};
rt5640: rt5640 {
compatible = "realtek,rt5640";
reg = <0x1c>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(W, 3) GPIO_ACTIVE_HIGH>;
realtek,ldo1-en-gpios =
<&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>;
};
};
i2c@7000d000 {
@ -843,6 +852,12 @@ pmc {
nvidia,invert-interrupt;
};
ahub {
i2s@70080400 {
status = "okay";
};
};
sdhci@78000400 {
cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
bus-width = <4>;
@ -937,4 +952,28 @@ vdd_hdmi_reg: regulator@5 {
vin-supply = <&tps65090_dcdc1_reg>;
};
};
sound {
compatible = "nvidia,tegra-audio-rt5640-dalmore",
"nvidia,tegra-audio-rt5640";
nvidia,model = "NVIDIA Tegra Dalmore";
nvidia,audio-routing =
"Headphones", "HPOR",
"Headphones", "HPOL",
"Speakers", "SPORP",
"Speakers", "SPORN",
"Speakers", "SPOLP",
"Speakers", "SPOLN";
nvidia,i2s-controller = <&tegra_i2s1>;
nvidia,audio-codec = <&rt5640>;
nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(R, 7) GPIO_ACTIVE_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_PLL_A>,
<&tegra_car TEGRA114_CLK_PLL_A_OUT0>,
<&tegra_car TEGRA114_CLK_EXTERN1>;
clock-names = "pll_a", "pll_a_out0", "mclk";
};
};