Commit 4a2c5ddd authored by Jai Luthra's avatar Jai Luthra Committed by Vignesh Raghavendra
Browse files

arm64: dts: ti: k3-am62a7-sk: Enable audio on AM62A 



Add nodes for audio codec and sound card, enable the audio serializer
(McASP1) under use and update pinmux.

Reviewed-by: default avatarJayesh Choudhary <j-choudhary@ti.com>
Reviewed-by: default avatarDevarsh Thakkar <devarsht@ti.com>
Link: https://www.ti.com/lit/zip/sprr459


Signed-off-by: default avatarJai Luthra <j-luthra@ti.com>
Link: https://lore.kernel.org/r/20231003-mcasp_am62a-v3-5-2b631ff319ca@ti.com


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent 3a822208

arch/arm64/boot/dts/ti/k3-am62a7-sk.dts

+77 −0
Original line number Diff line number Diff line
@@ -125,6 +125,41 @@ led-0 { 
			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 = "AM62Ax-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>;

		};

	};

};



&mcu_pmx0 {
@@ -230,6 +265,15 @@ AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */ 
			AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */

		>;

	};



	main_mcasp1_pins_default: main-mcasp1-default-pins {

		pinctrl-single,pins = <

			AM62AX_IOPAD(0x090, PIN_INPUT, 2) /* (L19) GPMC0_BE0n_CLE.MCASP1_ACLKX */

			AM62AX_IOPAD(0x098, PIN_INPUT, 2) /* (R18) GPMC0_WAIT0.MCASP1_AFSX */

			AM62AX_IOPAD(0x08c, PIN_OUTPUT, 2) /* (K19) GPMC0_WEn.MCASP1_AXR0 */

			AM62AX_IOPAD(0x084, PIN_INPUT, 2) /* (L18) GPMC0_ADVn_ALE.MCASP1_AXR2 */

		>;

	};

};



&mcu_pmx0 {
@@ -377,6 +421,19 @@ exp1: gpio@22 { 
				   "MCASP1_FET_SEL", "UART1_FET_SEL",

				   "PD_I2C_IRQ", "IO_EXP_TEST_LED";

	};



	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>;

		DVDD-supply = <&buck5>;

	};

};



&sdhci1 {
@@ -467,3 +524,23 @@ cpsw3g_phy0: ethernet-phy@0 { 
		ti,min-output-impedance;

	};

};



&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>;

};