Commit b94b4371 authored by Jai Luthra's avatar Jai Luthra Committed by Nishanth Menon
Browse files

arm64: dts: ti: Enable audio on SK-AM62(-LP) 

Add nodes for audio codec and sound card, enable the audio serializer
(McASP1) under use from SK-AM62 E2 [1] onwards and update pinmux.

Keep all audio related nodes in the common dtsi as they are exactly the
same between SK-AM62 and SK-AM62-LP [2].

Link: https://www.ti.com/lit/zip/sprr448 [1]
Link: https://www.ti.com/lit/zip/sprr471

 [2]
Signed-off-by: default avatarJai Luthra <j-luthra@ti.com>
Reviewed-by: default avatarJayesh Choudhary <j-choudhary@ti.com>
Link: https://lore.kernel.org/r/20230313-mcasp_upstream-v10-2-94332149657a@ti.com


Signed-off-by: default avatarNishanth Menon <nm@ti.com>
parent d4b0379a

arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts

+4 −0
Original line number Diff line number Diff line
@@ -225,3 +225,7 @@ 
		};

	};

};



&tlv320aic3106 {

	DVDD-supply = <&buck2_reg>;

};

arch/arm64/boot/dts/ti/k3-am625-sk.dts

+15 −0
Original line number Diff line number Diff line
@@ -87,6 +87,17 @@ 
		states = <1800000 0x0>,

			 <3300000 0x1>;

	};



	vcc_1v8: regulator-5 {

		/* output of TPS6282518DMQ */

		compatible = "regulator-fixed";

		regulator-name = "vcc_1v8";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		vin-supply = <&vcc_3v3_sys>;

		regulator-always-on;

		regulator-boot-on;

	};

};



&main_pmx0 {
@@ -256,3 +267,7 @@ 
		};

	};

};



&tlv320aic3106 {

	DVDD-supply = <&vcc_1v8>;

};

arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi

+76 −0
Original line number Diff line number Diff line
@@ -81,6 +81,41 @@ 
			default-state = "off";

		};

	};



	tlv320_mclk: clk-0 {

		#clock-cells = <0>;

		compatible = "fixed-clock";

		clock-frequency = <12288000>;

	};



	codec_audio: sound {

		compatible = "simple-audio-card";

		simple-audio-card,name = "AM62x-SKEVM";

		simple-audio-card,widgets =

			"Headphone",	"Headphone Jack",

			"Line",		"Line In",

			"Microphone",	"Microphone Jack";

		simple-audio-card,routing =

			"Headphone Jack",	"HPLOUT",

			"Headphone Jack",	"HPROUT",

			"LINE1L",		"Line In",

			"LINE1R",		"Line In",

			"MIC3R",		"Microphone Jack",

			"Microphone Jack",	"Mic Bias";

		simple-audio-card,format = "dsp_b";

		simple-audio-card,bitclock-master = <&sound_master>;

		simple-audio-card,frame-master = <&sound_master>;

		simple-audio-card,bitclock-inversion;



		simple-audio-card,cpu {

			sound-dai = <&mcasp1>;

		};



		sound_master: simple-audio-card,codec {

			sound-dai = <&tlv320aic3106>;

			clocks = <&tlv320_mclk>;

		};

	};

};



&main_pmx0 {
@@ -175,6 +210,15 @@ 
			AM62X_IOPAD(0x0258, PIN_OUTPUT, 0) /* (F18/E16) USB1_DRVVBUS */

		>;

	};



	main_mcasp1_pins_default: main-mcasp1-pins-default {

		pinctrl-single,pins = <

			AM62X_IOPAD(0x090, PIN_INPUT, 2) /* (M24) GPMC0_BE0N_CLE.MCASP1_ACLKX */

			AM62X_IOPAD(0x098, PIN_INPUT, 2) /* (U23) GPMC0_WAIT0.MCASP1_AFSX */

			AM62X_IOPAD(0x08c, PIN_OUTPUT, 2) /* (L25) GPMC0_WEN.MCASP1_AXR0 */

			AM62X_IOPAD(0x084, PIN_INPUT, 2) /* (L23) GPMC0_ADVN_ALE.MCASP1_AXR2 */

		>;

	};

};



&wkup_uart0 {
@@ -205,6 +249,18 @@ 
	pinctrl-names = "default";

	pinctrl-0 = <&main_i2c1_pins_default>;

	clock-frequency = <400000>;



	tlv320aic3106: audio-codec@1b {

		#sound-dai-cells = <0>;

		compatible = "ti,tlv320aic3106";

		reg = <0x1b>;

		ai3x-micbias-vg = <1>;	/* 2.0V */



		/* Regulators */

		AVDD-supply = <&vcc_3v3_sys>;

		IOVDD-supply = <&vcc_3v3_sys>;

		DRVDD-supply = <&vcc_3v3_sys>;

	};

};



&sdhci0 {
@@ -273,3 +329,23 @@ 
	pinctrl-names = "default";

	pinctrl-0 = <&main_usb1_pins_default>;

};



&mcasp1 {

	status = "okay";

	#sound-dai-cells = <0>;



	pinctrl-names = "default";

	pinctrl-0 = <&main_mcasp1_pins_default>;



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

	tdm-slots = <2>;



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

	       1 0 2 0

	       0 0 0 0

	       0 0 0 0

	       0 0 0 0

	>;

	tx-num-evt = <32>;

	rx-num-evt = <32>;

};