[PATCH 1/1] arm64: dts: imx8mp: Add analog audio output on i.MX8MP TQMa8MPxL/MBa8MPxL

[PATCH 1/1] arm64: dts: imx8mp: Add analog audio output on i.MX8MP TQMa8MPxL/MBa8MPxL

[Alexander Stein]

Enable SAI3, add the codec and pinctrl nodes to enable audio support
on MBa8MPxL.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
 .../freescale/imx8mp-tqma8mpql-mba8mpxl.dts   | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
index d8fb29e7e148..4240e20d38ac 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
@@ -202,6 +202,13 @@ linux,cma {
 		};
 	};
 
+	sound {
+		compatible = "fsl,imx-audio-tlv320aic32x4";
+		model = "tq-tlv320aic32x";
+		audio-cpu = <&sai3>;
+		audio-codec = <&tlv320aic3x04>;
+	};
+
 	thermal-zones {
 		soc-thermal {
 			trips {
@@ -449,6 +456,18 @@ &i2c2 {
 	sda-gpios = <&gpio5 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 	status = "okay";
 
+	tlv320aic3x04: audio-codec@18 {
+		compatible = "ti,tlv320aic32x4";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_tlv320aic3x04>;
+		reg = <0x18>;
+		clock-names = "mclk";
+		clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
+		reset-gpios = <&gpio4 29 GPIO_ACTIVE_LOW>;
+		iov-supply = <&reg_vcc_3v3>;
+		ldoin-supply = <&reg_vcc_3v3>;
+	};
+
 	se97_1c: temperature-sensor@1c {
 		compatible = "nxp,se97b", "jedec,jc-42.4-temp";
 		reg = <0x1c>;
@@ -528,6 +547,16 @@ &pwm3 {
 	status = "okay";
 };
 
+&sai3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai3>;
+	assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
+	assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <12288000>;
+	fsl,sai-mclk-direction-output;
+	status = "okay";
+};
+
 &snvs_pwrkey {
 	status = "okay";
 };
@@ -843,6 +872,23 @@ pinctrl_regpwmfan: regpwmfangrp {
 		fsl,pins = <MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27		0x80>;
 	};
 
+	pinctrl_sai3: sai3grp {
+		fsl,pins = <
+			MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC	0x94
+			MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK	0x94
+			MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00	0x94
+			MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00	0x94
+			MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK	0x94
+		>;
+	};
+
+	pinctrl_tlv320aic3x04: tlv320aic3x04grp {
+		fsl,pins = <
+			/* CODEC RST# */
+			MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29		0x180
+		>;
+	};
+
 	/* X61 */
 	pinctrl_uart1: uart1grp {
 		fsl,pins = <MX8MP_IOMUXC_SD1_CLK__UART1_DCE_TX		0x140>,
-- 
2.34.1

Re: [PATCH 1/1] arm64: dts: imx8mp: Add analog audio output on i.MX8MP TQMa8MPxL/MBa8MPxL

[Shawn Guo]

On Tue, May 16, 2023 at 10:04:20AM +0200, Alexander Stein wrote:
> Enable SAI3, add the codec and pinctrl nodes to enable audio support
> on MBa8MPxL.
> 
> Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>

Applied, thanks!