From c3f6c388d30e5cb62eae2203363f50d9e2a7eabd Mon Sep 17 00:00:00 2001 From: Primoz Fiser Date: Tue, 22 Apr 2025 12:56:42 +0200 Subject: [PATCH] arm64: dts: freescale: imx93-phyboard-segin: Add I2S audio Add support for I2S audio found on phyBOARD-Segin-i.MX93. Audio codec TLV320AIC3007 is connected to SAI1 interface as a DAI master. MCLK is provided from the SAI's internal audio PLL (19.2 MHz). Signed-off-by: Primoz Fiser Reviewed-by: Frank Li Reviewed-by: Daniel Baluta Signed-off-by: Shawn Guo --- .../dts/freescale/imx93-phyboard-segin.dts | 74 +++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts index e4f959f665b2..54e084e69706 100644 --- a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts +++ b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts @@ -35,6 +35,20 @@ enable-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>; }; + reg_sound_1v8: regulator-sound-1v8 { + compatible = "regulator-fixed"; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <1800000>; + regulator-name = "VCC1V8_AUDIO"; + }; + + reg_sound_3v3: regulator-sound-3v3 { + compatible = "regulator-fixed"; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + regulator-name = "VCC3V3_ANALOG"; + }; + reg_usdhc2_vmmc: regulator-usdhc2 { compatible = "regulator-fixed"; enable-active-high; @@ -45,6 +59,34 @@ regulator-max-microvolt = <3300000>; regulator-name = "VCC_SD"; }; + + sound: sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "phyBOARD-Segin-TLV320AIC3007"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&dailink_master>; + simple-audio-card,frame-master = <&dailink_master>; + simple-audio-card,widgets = + "Line", "Line In", + "Line", "Line Out", + "Speaker", "Speaker"; + simple-audio-card,routing = + "Line Out", "LLOUT", + "Line Out", "RLOUT", + "Speaker", "SPOP", + "Speaker", "SPOM", + "LINE1L", "Line In", + "LINE1R", "Line In"; + + simple-audio-card,cpu { + sound-dai = <&sai1>; + }; + + dailink_master: simple-audio-card,codec { + sound-dai = <&audio_codec>; + clocks = <&clk IMX93_CLK_SAI1>; + }; + }; }; /* CAN */ @@ -62,6 +104,17 @@ pinctrl-0 = <&pinctrl_lpi2c2>; status = "okay"; + /* Codec */ + audio_codec: audio-codec@18 { + compatible = "ti,tlv320aic3007"; + reg = <0x18>; + #sound-dai-cells = <0>; + AVDD-supply = <®_sound_3v3>; + IOVDD-supply = <®_sound_3v3>; + DRVDD-supply = <®_sound_3v3>; + DVDD-supply = <®_sound_1v8>; + }; + /* RTC */ i2c_rtc: rtc@68 { compatible = "microcrystal,rv4162"; @@ -80,6 +133,17 @@ status = "okay"; }; +/* Audio */ +&sai1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai1>; + assigned-clocks = <&clk IMX93_CLK_SAI1>; + assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>; + assigned-clock-rates = <19200000>; + fsl,sai-mclk-direction-output; + status = "okay"; +}; + /* USB */ &usbotg1 { disable-over-current; @@ -148,6 +212,16 @@ >; }; + pinctrl_sai1: sai1grp { + fsl,pins = < + MX93_PAD_UART2_RXD__SAI1_MCLK 0x1202 + MX93_PAD_SAI1_TXFS__SAI1_TX_SYNC 0x1202 + MX93_PAD_SAI1_TXC__SAI1_TX_BCLK 0x1202 + MX93_PAD_SAI1_TXD0__SAI1_TX_DATA00 0x1402 + MX93_PAD_SAI1_RXD0__SAI1_RX_DATA00 0x1402 + >; + }; + pinctrl_usdhc2_cd: usdhc2cdgrp { fsl,pins = < MX93_PAD_SD2_CD_B__GPIO3_IO00 0x31e -- 2.50.1