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Commit 8c6a3852 authored by Stephen Warren's avatar Stephen Warren
Browse files

ARM: dt: tegra cardhu: basic audio support 



Add WM8903 codec nodes, and top-level sound complex node for basic
analog audio over headset jack and internal speakers.

Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
Acked-by: default avatarOlof Johansson <olof@lixom.net>
parent 9ee6a5c4

arch/arm/boot/dts/tegra-cardhu.dts

+63 −0
Original line number Diff line number Diff line
@@ -51,6 +51,15 @@ 
				nvidia,pull = <2>;

				nvidia,tristate = <0>;

			};

			dap2_fs_pa2 {

				nvidia,pins =	"dap2_fs_pa2",

						"dap2_sclk_pa3",

						"dap2_din_pa4",

						"dap2_dout_pa5";

				nvidia,function = "i2s1";

				nvidia,pull = <0>;

				nvidia,tristate = <0>;

			};

		};

	};
@@ -92,6 +101,20 @@ 


	i2c@7000d000 {

		clock-frequency = <100000>;



		wm8903: wm8903@1a {

			compatible = "wlf,wm8903";

			reg = <0x1a>;

			interrupt-parent = <&gpio>;

			interrupts = <179 0x04>; /* gpio PW3 */



			gpio-controller;

			#gpio-cells = <2>;



			micdet-cfg = <0>;

			micdet-delay = <100>;

			gpio-cfg = <0xffffffff 0xffffffff 0 0xffffffff 0xffffffff>;

		};

	};



	sdhci@78000000 {
@@ -111,4 +134,44 @@ 
	sdhci@78000400 {

		support-8bit;

	};



	ahub@70080000 {

		i2s@70080300 {

			status = "disable";

		};



		i2s@70080500 {

			status = "disable";

		};



		i2s@70080600 {

			status = "disable";

		};



		i2s@70080700 {

			status = "disable";

		};

	};



	sound {

		compatible = "nvidia,tegra-audio-wm8903-cardhu",

			     "nvidia,tegra-audio-wm8903";

		nvidia,model = "NVIDIA Tegra Cardhu";



		nvidia,audio-routing =

			"Headphone Jack", "HPOUTR",

			"Headphone Jack", "HPOUTL",

			"Int Spk", "ROP",

			"Int Spk", "RON",

			"Int Spk", "LOP",

			"Int Spk", "LON",

			"Mic Jack", "MICBIAS",

			"IN1L", "Mic Jack";



		nvidia,i2s-controller = <&tegra_i2s1>;

		nvidia,audio-codec = <&wm8903>;



		nvidia,spkr-en-gpios = <&wm8903 2 0>;

		nvidia,hp-det-gpios = <&gpio 178 0>; /* gpio PW2 */

	};

};