Commit aa5ae424 authored by Stephen Warren's avatar Stephen Warren
Browse files

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: default avatarStephen Warren <swarren@nvidia.com>
parent d5284a67

arch/arm/boot/dts/tegra114-dalmore.dts

+39 −0
Original line number Diff line number Diff line
@@ -729,6 +729,15 @@ 
			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 @@ 
		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 @@ 
			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";

	};

};

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