[PATCH V2 2/2] arm64: dts: add support for NXP i.MX8MP audio board (version 2)
Shengjiu Wang
shengjiu.wang at nxp.com
Thu Feb 26 17:58:37 PST 2026
i.MX Audio Board is a configurable and functional audio processing
platform. Integrating a variety of audio input and output interfaces into
the system, the i.MX Audio Board supports HDMI input, HDMI eARC,
S/PDIF I/O, 2-ch ADC line-in, 24-ch DAC line-out and more. Based on these
features, rich audio application cases can be realized.
This is a basic device tree supporting with i.MX8M Plus SoC and Audio
board (version 2).
- Quad Cortex-A53
- 6GB LPDDR4 DRAM
- PCA9450C PMIC with regulators
- NXP PCAL6416 GPIO expanders
- RGB LEDs via GPIO expander
- I2C1, I2C2, I2C3 controllers
- UART2 (console) and UART3 (with RTS/CTS)
- USDHC3 (8-bit eMMC)
- SNVS power key (onboard power button)
- Three DAC (AK4458)
- One ADC (AK5552)
Signed-off-by: Viorel Suman <viorel.suman at nxp.com>
Signed-off-by: Shengjiu Wang <shengjiu.wang at nxp.com>
---
arch/arm64/boot/dts/freescale/Makefile | 1 +
arch/arm64/boot/dts/freescale/imx8mp-ab2.dts | 912 +++++++++++++++++++
2 files changed, 913 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-ab2.dts
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a3f3a2389cc4..1fff9c37fcf3 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -217,6 +217,7 @@ imx8mn-tqma8mqnl-mba8mx-usbotg-dtbs += imx8mn-tqma8mqnl-mba8mx.dtb imx8mn-tqma8m
dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx-lvds-tm070jvhg33.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-tqma8mqnl-mba8mx-usbotg.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-ab2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-adpismarc.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-helios.dtb
imx8mp-aristainetos3-helios-lvds-dtbs += imx8mp-aristainetos3-helios.dtb imx8mp-aristainetos3-helios-lvds.dtbo
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-ab2.dts b/arch/arm64/boot/dts/freescale/imx8mp-ab2.dts
new file mode 100644
index 000000000000..7031a33d85c8
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-ab2.dts
@@ -0,0 +1,912 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2020-2026 NXP
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/usb/pd.h>
+#include "imx8mp.dtsi"
+
+/ {
+ compatible = "fsl,imx8mp-ab2", "fsl,imx8mp";
+ model = "NXP i.MX8MP SOM on AB2";
+
+ chosen {
+ stdout-path = &uart2;
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = <&pinctrl_gpio_led>;
+ pinctrl-names = "default";
+
+ status {
+ default-state = "on";
+ gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ label = "yellow:status";
+ };
+ };
+
+ native-hdmi-connector {
+ compatible = "hdmi-connector";
+ label = "HDMI OUT";
+ type = "a";
+
+ port {
+ hdmi_in: endpoint {
+ remote-endpoint = <&hdmi_tx_out>;
+ };
+ };
+ };
+
+ reg_ab2_ana_pwr: regulator-ab2-ana-pwr {
+ compatible = "regulator-fixed";
+ regulator-name = "ab2_ana_pwr";
+ pinctrl-0 = <&pinctrl_ab2_ana_pwr>;
+ pinctrl-names = "default";
+ regulator-always-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ gpio = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_ab2_vdd_pwr_5v0: regulator-ab2-vdd-pwr-5v0 {
+ compatible = "regulator-fixed";
+ regulator-name = "ab2_vdd_pwr_5v0";
+ pinctrl-0 = <&pinctrl_ab2_vdd_pwr_5v0>;
+ pinctrl-names = "default";
+ regulator-always-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_usdhc2_vmmc: regulator-usdhc2 {
+ compatible = "regulator-fixed";
+ regulator-name = "VSD_3V3";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+ pinctrl-names = "default";
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reserved-memory {
+ ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ dsp_vdev0vring0: vdev0vring0 at 942f0000 {
+ reg = <0 0x942f0000 0 0x8000>;
+ no-map;
+ };
+
+ dsp_vdev0vring1: vdev0vring1 at 942f8000 {
+ reg = <0 0x942f8000 0 0x8000>;
+ no-map;
+ };
+
+ dsp_vdev0buffer: vdev0buffer at 94300000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0x94300000 0 0x100000>;
+ no-map;
+ };
+ };
+
+ sound-ak4458 {
+ compatible = "fsl,imx-audio-card";
+ model = "ak4458-audio";
+
+ pri-dai-link {
+ format = "i2s";
+ link-name = "akcodec";
+ fsl,mclk-equal-bclk;
+
+ codec {
+ sound-dai = <&ak4458_1>, <&ak4458_2>;
+ };
+
+ cpu {
+ sound-dai = <&sai1>;
+ };
+ };
+ };
+
+ sound-ak5552 {
+ compatible = "fsl,imx-audio-card";
+ model = "ak5552-audio";
+
+ pri-dai-link {
+ format = "i2s";
+ link-name = "akcodec";
+ fsl,mclk-equal-bclk;
+
+ codec {
+ sound-dai = <&ak5552>;
+ };
+
+ cpu {
+ sound-dai = <&sai3>;
+ };
+ };
+ };
+
+ sound-hdmi {
+ compatible = "fsl,imx-audio-hdmi";
+ audio-cpu = <&aud2htx>;
+ hdmi-out;
+ model = "audio-hdmi";
+ };
+
+ sound-micfil {
+ compatible = "fsl,imx-audio-card";
+ model = "micfil-audio";
+
+ pri-dai-link {
+ format = "i2s";
+ link-name = "micfil hifi";
+
+ cpu {
+ sound-dai = <&micfil>;
+ };
+ };
+ };
+
+ sound-xcvr {
+ compatible = "fsl,imx-audio-card";
+ model = "imx-audio-xcvr";
+
+ pri-dai-link {
+ link-name = "XCVR PCM";
+
+ cpu {
+ sound-dai = <&xcvr>;
+ };
+ };
+ };
+
+ memory at 40000000 {
+ reg = <0x0 0x40000000 0 0xc0000000>,
+ <0x1 0x00000000 0 0xc0000000>;
+ device_type = "memory";
+ };
+};
+
+&A53_0 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_1 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_2 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_3 {
+ cpu-supply = <&buck2>;
+};
+
+&aud2htx {
+ status = "okay";
+};
+
+&dsp {
+ memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>,
+ <&dsp_vdev0vring1>, <&dsp_reserved>;
+ status = "okay";
+};
+
+&dsp_reserved {
+ status = "okay";
+};
+
+&easrc {
+ #sound-dai-cells = <0>;
+ fsl,asrc-rate = <48000>;
+ status = "okay";
+};
+
+&eqos {
+ phy-handle = <ðphy0>;
+ phy-mode = "rgmii-id";
+ pinctrl-0 = <&pinctrl_eqos>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy at 1 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
+ };
+};
+
+&flexspi {
+ pinctrl-0 = <&pinctrl_flexspi0>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ mt25qu256aba: flash at 0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <80000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <1>;
+ };
+};
+
+&hdmi_pai {
+ status = "okay";
+};
+
+&hdmi_pvi {
+ status = "okay";
+};
+
+&hdmi_tx {
+ pinctrl-0 = <&pinctrl_hdmi>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ ports {
+ port at 1 {
+ hdmi_tx_out: endpoint {
+ remote-endpoint = <&hdmi_in>;
+ };
+ };
+ };
+};
+
+&hdmi_tx_phy {
+ status = "okay";
+};
+
+&i2c1 {
+ clock-frequency = <400000>;
+ pinctrl-0 = <&pinctrl_i2c1>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ pca9450: pmic at 25 {
+ compatible = "nxp,pca9450c";
+ reg = <0x25>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <3 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&pinctrl_pmic>;
+
+ regulators {
+ buck1: BUCK1 {
+ regulator-name = "BUCK1";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <2187500>;
+ regulator-min-microvolt = <600000>;
+ regulator-ramp-delay = <3125>;
+ };
+
+ buck2: BUCK2 {
+ regulator-name = "BUCK2";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <2187500>;
+ regulator-min-microvolt = <600000>;
+ regulator-ramp-delay = <3125>;
+ nxp,dvs-run-voltage = <950000>;
+ nxp,dvs-standby-voltage = <850000>;
+ };
+
+ buck4: BUCK4 {
+ regulator-name = "BUCK4";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <600000>;
+ };
+
+ buck5: BUCK5 {
+ regulator-name = "BUCK5";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <600000>;
+ };
+
+ buck6: BUCK6 {
+ regulator-name = "BUCK6";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <600000>;
+ };
+
+ ldo1: LDO1 {
+ regulator-name = "LDO1";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1600000>;
+ };
+
+ ldo2: LDO2 {
+ regulator-name = "LDO2";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <1150000>;
+ regulator-min-microvolt = <800000>;
+ };
+
+ ldo3: LDO3 {
+ regulator-name = "LDO3";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <800000>;
+ };
+
+ ldo4: LDO4 {
+ regulator-name = "LDO4";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <800000>;
+ };
+
+ ldo5: LDO5 {
+ regulator-name = "LDO5";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ };
+ };
+ };
+};
+
+&i2c2 {
+ clock-frequency = <100000>;
+ pinctrl-0 = <&pinctrl_i2c2>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ pca6408: gpio at 20 {
+ compatible = "ti,tca6408";
+ reg = <0x20>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+
+ pca6416_2: gpio at 21 {
+ compatible = "ti,tca6416";
+ reg = <0x21>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+};
+
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-0 = <&pinctrl_i2c3>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ ak4458_1: audio-codec at 10 {
+ compatible = "asahi-kasei,ak4458";
+ reg = <0x10>;
+ #sound-dai-cells = <0>;
+ AVDD-supply = <®_ab2_ana_pwr>;
+ DVDD-supply = <®_ab2_ana_pwr>;
+ reset-gpios = <&pca6416 4 GPIO_ACTIVE_LOW>;
+ sound-name-prefix = "0";
+ };
+
+ ak4458_2: audio-codec at 11 {
+ compatible = "asahi-kasei,ak4458";
+ reg = <0x11>;
+ #sound-dai-cells = <0>;
+ AVDD-supply = <®_ab2_ana_pwr>;
+ DVDD-supply = <®_ab2_ana_pwr>;
+ reset-gpios = <&pca6416 4 GPIO_ACTIVE_LOW>;
+ sound-name-prefix = "1";
+ };
+
+ ak4458_3: audio-codec at 12 {
+ compatible = "asahi-kasei,ak4458";
+ reg = <0x12>;
+ #sound-dai-cells = <0>;
+ AVDD-supply = <®_ab2_ana_pwr>;
+ DVDD-supply = <®_ab2_ana_pwr>;
+ reset-gpios = <&pca6416 4 GPIO_ACTIVE_LOW>;
+ };
+
+ ak5552: audio-codec at 13 {
+ compatible = "asahi-kasei,ak5552";
+ reg = <0x13>;
+ #sound-dai-cells = <0>;
+ AVDD-supply = <®_ab2_ana_pwr>;
+ DVDD-supply = <®_ab2_ana_pwr>;
+ reset-gpios = <&pca6416 2 GPIO_ACTIVE_LOW>;
+ };
+
+ pca6416: gpio at 20 {
+ compatible = "ti,tca6416";
+ reg = <0x20>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+};
+
+&iomuxc {
+ pinctrl-0 = <&pinctrl_hog>;
+ pinctrl-names = "default";
+
+ pinctrl_ab2_ana_pwr: ab2anapwrgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO10__GPIO1_IO10 0xd6
+ >;
+ };
+
+ pinctrl_ab2_vdd_pwr_5v0: ab2vddpwr5v0grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO07__GPIO1_IO07 0xd6
+ >;
+ };
+
+ pinctrl_eqos: eqosgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC 0x2
+ MX8MP_IOMUXC_ENET_MDIO__ENET_QOS_MDIO 0x2
+ MX8MP_IOMUXC_ENET_RD0__ENET_QOS_RGMII_RD0 0x90
+ MX8MP_IOMUXC_ENET_RD1__ENET_QOS_RGMII_RD1 0x90
+ MX8MP_IOMUXC_ENET_RD2__ENET_QOS_RGMII_RD2 0x90
+ MX8MP_IOMUXC_ENET_RD3__ENET_QOS_RGMII_RD3 0x90
+ MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x90
+ MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x90
+ MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0 0x16
+ MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1 0x16
+ MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2 0x16
+ MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3 0x16
+ MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x16
+ MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x16
+ MX8MP_IOMUXC_GPIO1_IO05__GPIO1_IO05 0x10
+ >;
+ };
+
+ pinctrl_flexspi0: flexspi0grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_ALE__FLEXSPI_A_SCLK 0x1c2
+ MX8MP_IOMUXC_NAND_CE0_B__FLEXSPI_A_SS0_B 0x82
+ MX8MP_IOMUXC_NAND_DATA00__FLEXSPI_A_DATA00 0x82
+ MX8MP_IOMUXC_NAND_DATA01__FLEXSPI_A_DATA01 0x82
+ MX8MP_IOMUXC_NAND_DATA02__FLEXSPI_A_DATA02 0x82
+ MX8MP_IOMUXC_NAND_DATA03__FLEXSPI_A_DATA03 0x82
+ >;
+ };
+
+ pinctrl_gpio_led: gpioledgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16 0x10
+ >;
+ };
+
+ pinctrl_hdmi: hdmigrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL 0x1c2
+ MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA 0x1c2
+ MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC 0x10
+ >;
+ };
+
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD 0x40000010
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL 0x400001c2
+ MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA 0x400001c2
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C2_SCL__I2C2_SCL 0x400001c2
+ MX8MP_IOMUXC_I2C2_SDA__I2C2_SDA 0x400001c2
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL 0x400001c2
+ MX8MP_IOMUXC_I2C3_SDA__I2C3_SDA 0x400001c2
+ >;
+ };
+
+ pinctrl_pdm: pdmgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI5_RXC__AUDIOMIX_PDM_CLK 0xd6
+ MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_PDM_BIT_STREAM00 0xd6
+ MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_PDM_BIT_STREAM01 0xd6
+ MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_PDM_BIT_STREAM02 0xd6
+ MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_PDM_BIT_STREAM03 0xd6
+ >;
+ };
+
+ pinctrl_pmic: pmicgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x41
+ >;
+ };
+
+ pinctrl_pwm1: pwm1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO01__PWM1_OUT 0x116
+ >;
+ };
+
+ pinctrl_pwm2: pwm2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO11__PWM2_OUT 0x116
+ >;
+ };
+
+ pinctrl_pwm4: pwm4grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI5_RXFS__PWM4_OUT 0x116
+ >;
+ };
+
+ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x41
+ >;
+ };
+
+ pinctrl_sai1: sai1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI1_MCLK__AUDIOMIX_SAI1_MCLK 0xd6
+ MX8MP_IOMUXC_SAI1_TXFS__AUDIOMIX_SAI1_TX_SYNC 0xd6
+ MX8MP_IOMUXC_SAI1_TXC__AUDIOMIX_SAI1_TX_BCLK 0xd6
+ MX8MP_IOMUXC_SAI1_TXD0__AUDIOMIX_SAI1_TX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI1_TXD1__AUDIOMIX_SAI1_TX_DATA01 0xd6
+ MX8MP_IOMUXC_SAI1_TXD2__AUDIOMIX_SAI1_TX_DATA02 0xd6
+ MX8MP_IOMUXC_SAI1_TXD3__AUDIOMIX_SAI1_TX_DATA03 0xd6
+ MX8MP_IOMUXC_SAI1_TXD4__AUDIOMIX_SAI1_TX_DATA04 0xd6
+ MX8MP_IOMUXC_SAI1_TXD5__AUDIOMIX_SAI1_TX_DATA05 0xd6
+ MX8MP_IOMUXC_SAI1_TXD6__AUDIOMIX_SAI1_TX_DATA06 0xd6
+ MX8MP_IOMUXC_SAI1_TXD7__AUDIOMIX_SAI1_TX_DATA07 0xd6
+ >;
+ };
+
+ pinctrl_sai3: sai3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXC__AUDIOMIX_SAI3_RX_BCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXFS__AUDIOMIX_SAI3_RX_SYNC 0xd6
+ MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
+ MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
+ MX8MP_IOMUXC_UART3_RXD__UART1_DCE_CTS 0x140
+ MX8MP_IOMUXC_UART3_TXD__UART1_DCE_RTS 0x140
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x140
+ MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI1_SCLK__UART3_DCE_RX 0x140
+ MX8MP_IOMUXC_ECSPI1_MOSI__UART3_DCE_TX 0x140
+ MX8MP_IOMUXC_ECSPI1_SS0__UART3_DCE_RTS 0x140
+ MX8MP_IOMUXC_ECSPI1_MISO__UART3_DCE_CTS 0x140
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
+ MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
+ MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
+ MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
+ MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
+ MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x194
+ MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d4
+ MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d4
+ MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d4
+ MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d4
+ MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d4
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x196
+ MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d6
+ MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d6
+ MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d6
+ MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d6
+ MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d6
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc0
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x190
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d0
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d0
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d0
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d0
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d0
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d0
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d0
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d0
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d0
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x190
+ >;
+ };
+
+ pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x194
+ >;
+ };
+
+ pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x196
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d6
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d6
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d6
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d6
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d6
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d6
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d6
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d6
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d6
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x196
+ >;
+ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B 0xc6
+ >;
+ };
+
+ pinctrl_xcvr: xcvrgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SPDIF_EXT_CLK__AUDIOMIX_SPDIF1_EXT_CLK 0xd6
+ MX8MP_IOMUXC_SPDIF_RX__AUDIOMIX_SPDIF1_IN 0xd6
+ MX8MP_IOMUXC_SPDIF_TX__AUDIOMIX_SPDIF1_OUT 0xd6
+ >;
+ };
+};
+
+&lcdif3 {
+ status = "okay";
+};
+
+&micfil {
+ assigned-clocks = <&clk IMX8MP_CLK_PDM>;
+ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <196608000>;
+ #sound-dai-cells = <0>;
+ pinctrl-0 = <&pinctrl_pdm>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pwm1 {
+ pinctrl-0 = <&pinctrl_pwm1>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pwm2 {
+ pinctrl-0 = <&pinctrl_pwm2>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pwm4 {
+ pinctrl-0 = <&pinctrl_pwm4>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&sai1 {
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_IPG>, <&clk IMX8MP_CLK_DUMMY>,
+ <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>, <&clk IMX8MP_CLK_DUMMY>,
+ <&clk IMX8MP_CLK_DUMMY>, <&clk IMX8MP_AUDIO_PLL1_OUT>,
+ <&clk IMX8MP_AUDIO_PLL2_OUT>;
+ clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
+ assigned-clocks = <&clk IMX8MP_CLK_SAI1>;
+ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <49152000>;
+ dmas = <&sdma2 0 25 0>, <&sdma2 1 25 0>;
+ #sound-dai-cells = <0>;
+ pinctrl-0 = <&pinctrl_sai1>;
+ pinctrl-names = "default";
+ fsl,dataline = <2 0xff 0xff>;
+ fsl,sai-mclk-direction-output;
+ status = "okay";
+};
+
+&sai3 {
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_IPG>, <&clk IMX8MP_CLK_DUMMY>,
+ <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>, <&clk IMX8MP_CLK_DUMMY>,
+ <&clk IMX8MP_CLK_DUMMY>, <&clk IMX8MP_AUDIO_PLL1_OUT>,
+ <&clk IMX8MP_AUDIO_PLL2_OUT>;
+ clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
+ assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
+ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <49152000>;
+ #sound-dai-cells = <0>;
+ pinctrl-0 = <&pinctrl_sai3>;
+ pinctrl-names = "default";
+ fsl,sai-asynchronous;
+ fsl,sai-mclk-direction-output;
+ status = "okay";
+};
+
+&sdma2 {
+ status = "okay";
+};
+
+&snvs_pwrkey {
+ status = "okay";
+};
+
+&uart1 {
+ assigned-clocks = <&clk IMX8MP_CLK_UART1>;
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_80M>;
+ pinctrl-0 = <&pinctrl_uart1>;
+ pinctrl-names = "default";
+ uart-has-rtscts;
+ status = "okay";
+};
+
+&uart2 {
+ pinctrl-0 = <&pinctrl_uart2>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&uart3 {
+ assigned-clocks = <&clk IMX8MP_CLK_UART3>;
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_80M>;
+ pinctrl-0 = <&pinctrl_uart3>;
+ pinctrl-names = "default";
+ uart-has-rtscts;
+ status = "okay";
+};
+
+&usdhc1 {
+ assigned-clocks = <&clk IMX8MP_CLK_USDHC1>;
+ assigned-clock-rates = <400000000>;
+ bus-width = <4>;
+ non-removable;
+ pinctrl-0 = <&pinctrl_usdhc1>;
+ pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ status = "okay";
+};
+
+&usdhc2 {
+ assigned-clocks = <&clk IMX8MP_CLK_USDHC2>;
+ assigned-clock-rates = <400000000>;
+ bus-width = <4>;
+ cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ vmmc-supply = <®_usdhc2_vmmc>;
+ status = "okay";
+};
+
+&usdhc3 {
+ assigned-clocks = <&clk IMX8MP_CLK_USDHC3>;
+ assigned-clock-rates = <400000000>;
+ bus-width = <8>;
+ non-removable;
+ pinctrl-0 = <&pinctrl_usdhc3>;
+ pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-0 = <&pinctrl_wdog>;
+ pinctrl-names = "default";
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&xcvr {
+ #sound-dai-cells = <0>;
+ pinctrl-0 = <&pinctrl_xcvr>;
+ pinctrl-names = "default";
+ status = "okay";
+};
--
2.34.1
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