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. Link: https://www.ti.com/lit/zip/sprr448 [1] Signed-off-by: Jai Luthra <j-luthra@xxxxxx> Reviewed-by: Jayesh Choudhary <j-choudhary@xxxxxx> --- arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts | 11 ++++ arch/arm64/boot/dts/ti/k3-am625-sk.dts | 11 ++++ arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi | 77 ++++++++++++++++++++++++++ 3 files changed, 99 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts b/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts index b2ca19e3042e..5ed6b1abe87d 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts @@ -70,6 +70,17 @@ vddshv_sdio: regulator-4 { states = <1800000 0x0>, <3300000 0x1>; }; + + vcc_1v8: regulator-5 { + /* output of TPS62824DMQ */ + 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 { diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts index cdc0858dd1b2..2b861681e548 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts @@ -87,6 +87,17 @@ vdd_sd_dv: regulator-4 { 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 { diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi index 54318a07d50c..2500cb9ba323 100644 --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi @@ -81,6 +81,41 @@ 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 = "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 @@ main_usb1_pins_default: main-usb1-pins-default { 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 +249,19 @@ &main_i2c1 { 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>; + DVDD-supply = <&vcc_1v8>; + }; }; &sdhci0 { @@ -272,3 +329,23 @@ &usb1 { 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>; +}; -- 2.40.0
