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Commit 316ba624 authored by Stefan Müller-Klieser's avatar Stefan Müller-Klieser Committed by Tony Lindgren
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ARM: dts: am335x-wega: Add audio support 



The wega board has a TLV320AIC3007 connected via McASP0. In the default
configuration, no external crystal is mounted. We run a system clock of
25 MHz, so we use the audio codec PLL for audio clock generation.

Signed-off-by: default avatarStefan Müller-Klieser <s.mueller-klieser@phytec.de>
Reviewed-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 504482e5

arch/arm/boot/dts/am335x-wega.dtsi

+62 −0
Original line number Diff line number Diff line
@@ -11,6 +11,10 @@ 
	model = "Phytec AM335x phyBOARD-WEGA";

	compatible = "phytec,am335x-wega", "phytec,am335x-phycore-som", "ti,am33xx";



	sound: sound_iface {

		compatible = "ti,da830-evm-audio";

	};



	regulators {

		compatible = "simple-bus";
@@ -24,6 +28,58 @@ 
	};

};



/* Audio */

&am33xx_pinmux {

	mcasp0_pins: pinmux_mcasp0 {

		pinctrl-single,pins = <

			AM33XX_IOPAD(0x9AC, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp0_ahclkx.mcasp0_ahclkx */

			AM33XX_IOPAD(0x990, PIN_INPUT_PULLDOWN | MUX_MODE0)  /* mcasp0_aclkx.mcasp0_aclkx */

			AM33XX_IOPAD(0x994, PIN_INPUT_PULLDOWN | MUX_MODE0)  /* mcasp0_fsx.mcasp0_fsx */

			AM33XX_IOPAD(0x998, PIN_INPUT_PULLDOWN | MUX_MODE0)  /* mcasp0_axr0.mcasp0_axr0 */

			AM33XX_IOPAD(0x9A8, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp0_axr1.mcasp0_axr1 */

		>;

	};

};



&i2c0 {

	tlv320aic3007: tlv320aic3007@18 {

		compatible = "ti,tlv320aic3007";

		reg = <0x18>;

		AVDD-supply = <&vcc3v3>;

		IOVDD-supply = <&vcc3v3>;

		DRVDD-supply = <&vcc3v3>;

		DVDD-supply = <&vdig1_reg>;

		status = "okay";

	};

};



&mcasp0 {

	pinctrl-names = "default";

	pinctrl-0 = <&mcasp0_pins>;

	op-mode = <0>; /* DAVINCI_MCASP_IIS_MODE */

	tdm-slots = <2>;

	serial-dir = <

		2 1 0 0 /* # 0: INACTIVE, 1: TX, 2: RX */

	>;

	tx-num-evt = <16>;

	rt-num-evt = <16>;

	status = "okay";

};



&sound {

	ti,model = "AM335x-Wega";

	ti,audio-codec = <&tlv320aic3007>;

	ti,mcasp-controller = <&mcasp0>;

	ti,audio-routing =

		"Line Out",		"LLOUT",

		"Line Out",		"RLOUT",

		"LINE1L",		"Line In",

		"LINE1R",		"Line In";

	clocks = <&mcasp0_fck>;

	clock-names = "mclk";

	status = "okay";

};



/* CAN Busses */

&am33xx_pinmux {

	dcan1_pins: pinmux_dcan1 {
@@ -99,6 +155,12 @@ 
	status = "okay";

};



/* Power */

&vdig1_reg {

	regulator-boot-on;

	regulator-always-on;

};



/* UARTs */

&am33xx_pinmux {

	uart0_pins: pinmux_uart0 {