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Commit b452985b authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Benoit Cousson
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ARM: dts: am335x-evmsk: Audio support 



AM335x EVM-SK have only support for audio playback (stereo jack on the
board) via tlv320aic3106 codec connected to McASP1.
Enable the support for audio playback on the board:
- McASP1 configuration
- tlv320aic3106 configuration
- Machine driver.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarJyri Sarha <jsarha@ti.com>
Signed-off-by: default avatarBenoit Cousson <bcousson@baylibre.com>
parent f608f8dd

arch/arm/boot/dts/am335x-evmsk.dts

+48 −0
Original line number Diff line number Diff line
@@ -115,6 +115,17 @@ 
		brightness-levels = <0 58 61 66 75 90 125 170 255>;

		default-brightness-level = <8>;

	};



	sound {

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

		ti,model = "AM335x-EVMSK";

		ti,audio-codec = <&tlv320aic3106>;

		ti,mcasp-controller = <&mcasp1>;

		ti,codec-clock-rate = <24576000>;

		ti,audio-routing =

			"Headphone Jack",       "HPLOUT",

			"Headphone Jack",       "HPROUT";

	};

};



&am33xx_pinmux {
@@ -244,6 +255,15 @@ 
			0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)

		>;

	};



	mcasp1_pins: mcasp1_pins {

		pinctrl-single,pins = <

			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_crs.mcasp1_aclkx */

			0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rxerr.mcasp1_fsx */

			0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */

			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */

		>;

	};

};



&uart0 {
@@ -291,6 +311,18 @@ 
		st,max-limit-y = <550>;

		st,max-limit-z = <750>;

	};



	tlv320aic3106: tlv320aic3106@1b {

		compatible = "ti,tlv320aic3106";

		reg = <0x1b>;

		status = "okay";



		/* Regulators */

		AVDD-supply = <&vaux2_reg>;

		IOVDD-supply = <&vaux2_reg>;

		DRVDD-supply = <&vaux2_reg>;

		DVDD-supply = <&vbat>;

	};

};



&usb {
@@ -437,3 +469,19 @@ 
&gpio0 {

	ti,no-reset-on-init;

};



&mcasp1 {

		pinctrl-names = "default";

		pinctrl-0 = <&mcasp1_pins>;



		status = "okay";



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

		tdm-slots = <2>;

		/* 4 serializers */

		serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */

			0 0 1 2

		>;

		tx-num-evt = <1>;

		rx-num-evt = <1>;

};