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Commit 35d2bc8c authored by Fabio Estevam's avatar Fabio Estevam Committed by Shawn Guo
Browse files

ARM: dts: imx25-pdk: Add audio support 



mx25pdk has a sgtl5000 codec connected to the I2C1 port.

Add support for it.

Signed-off-by: default avatarFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: default avatarShawn Guo <shawn.guo@freescale.com>
parent 9afe7d9d

arch/arm/boot/dts/imx25-pdk.dts

+74 −0
Original line number Diff line number Diff line
@@ -34,7 +34,44 @@ 
			gpio = <&gpio2 3 0>;

			enable-active-high;

		};



		reg_2p5v: regulator@1 {

			compatible = "regulator-fixed";

			reg = <1>;

			regulator-name = "2P5V";

			regulator-min-microvolt = <2500000>;

			regulator-max-microvolt = <2500000>;

		};



		reg_3p3v: regulator@2 {

			compatible = "regulator-fixed";

			reg = <2>;

			regulator-name = "3P3V";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

		};



	};



	sound {

		compatible = "fsl,imx25-pdk-sgtl5000",

			     "fsl,imx-audio-sgtl5000";

		model = "imx25-pdk-sgtl5000";

		ssi-controller = <&ssi1>;

		audio-codec = <&codec>;

		audio-routing =

			"MIC_IN", "Mic Jack",

			"Mic Jack", "Mic Bias",

			"Headphone Jack", "HP_OUT";

		mux-int-port = <1>;

		mux-ext-port = <4>;

	};

};



&audmux {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_audmux>;

	status = "okay";

};



&esdhc1 {
@@ -54,8 +91,32 @@ 
	status = "okay";

};



&i2c1 {

	clock-frequency = <100000>;

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	codec: sgtl5000@0a {

		compatible = "fsl,sgtl5000";

		reg = <0x0a>;

		clocks = <&clks 129>;

		VDDA-supply = <&reg_2p5v>;

		VDDIO-supply = <&reg_3p3v>;

	};

};



&iomuxc {

	imx25-pdk {

		pinctrl_audmux: audmuxgrp {

			fsl,pins = <

				MX25_PAD_RW__AUD4_TXFS			0xe0

				MX25_PAD_OE__AUD4_TXC			0xe0

				MX25_PAD_EB0__AUD4_TXD			0xe0

				MX25_PAD_EB1__AUD4_RXD			0xe0

			>;

		};



		pinctrl_esdhc1: esdhc1grp {

			fsl,pins = <

				MX25_PAD_SD1_CMD__SD1_CMD		0x80000000
@@ -85,6 +146,13 @@ 
			>;

		};



		pinctrl_i2c1: i2c1grp {

			fsl,pins = <

				MX25_PAD_I2C1_CLK__I2C1_CLK		0x80000000

				MX25_PAD_I2C1_DAT__I2C1_DAT		0x80000000

			>;

		};



		pinctrl_uart1: uart1grp {

			fsl,pins = <

				MX25_PAD_UART1_RTS__UART1_RTS		0xe0
@@ -101,6 +169,12 @@ 
	status = "okay";

};



&ssi1 {

	codec-handle = <&codec>;

	fsl,mode = "i2s-slave";

	status = "okay";

};



&uart1 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_uart1>;