src/arm64/freescale/imx8mp-verdin-dev.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Copyright 2022 Toradex
   4  */
   5
   6 / {
   7         reg_eth2phy: regulator-eth2phy {
   8                 compatible = "regulator-fixed";
   9                 enable-active-high;
  10                 gpio = <&gpio_expander_21 4 GPIO_ACTIVE_HIGH>; /* ETH_PWR_EN */
  11                 off-on-delay-us = <500000>;
  12                 regulator-max-microvolt = <3300000>;
  13                 regulator-min-microvolt = <3300000>;
  14                 regulator-name = "+V3.3_ETH";
  15                 startup-delay-us = <200000>;
  16                 vin-supply = <&reg_3p3v>;
  17         };
  18
  19         sound {
  20                 compatible = "simple-audio-card";
  21                 simple-audio-card,bitclock-master = <&codec_dai>;
  22                 simple-audio-card,format = "i2s";
  23                 simple-audio-card,frame-master = <&codec_dai>;
  24                 simple-audio-card,mclk-fs = <256>;
  25                 simple-audio-card,name = "imx8mp-nau8822";
  26                 simple-audio-card,routing =
  27                         "Headphones", "LHP",
  28                         "Headphones", "RHP",
  29                         "Speaker", "LSPK",
  30                         "Speaker", "RSPK",
  31                         "Line Out", "AUXOUT1",
  32                         "Line Out", "AUXOUT2",
  33                         "LAUX", "Line In",
  34                         "RAUX", "Line In",
  35                         "LMICP", "Mic In",
  36                         "RMICP", "Mic In";
  37                 simple-audio-card,widgets =
  38                         "Headphones", "Headphones",
  39                         "Line Out", "Line Out",
  40                         "Speaker", "Speaker",
  41                         "Microphone", "Mic In",
  42                         "Line", "Line In";
  43
  44                 codec_dai: simple-audio-card,codec {
  45                         clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
  46                         sound-dai = <&nau8822_1a>;
  47                 };
  48
  49                 simple-audio-card,cpu {
  50                         sound-dai = <&sai1>;
  51                 };
  52         };
  53 };
  54
  55 &backlight {
  56         power-supply = <&reg_3p3v>;
  57 };
  58
  59 /* Verdin SPI_1 */
  60 &ecspi1 {
  61         status = "okay";
  62 };
  63
  64 /* EEPROM on display adapter boards */
  65 &eeprom_display_adapter {
  66         status = "okay";
  67 };
  68
  69 /* EEPROM on Verdin Development board */
  70 &eeprom_carrier_board {
  71         status = "okay";
  72 };
  73
  74 &eqos {
  75         status = "okay";
  76 };
  77
  78 &fec {
  79         phy-supply = <&reg_eth2phy>;
  80         status = "okay";
  81 };
  82
  83 &flexcan1 {
  84         status = "okay";
  85 };
  86
  87 &flexcan2 {
  88         status = "okay";
  89 };
  90
  91 /* Verdin QSPI_1 */
  92 &flexspi {
  93         status = "okay";
  94 };
  95
  96 &gpio_expander_21 {
  97         status = "okay";
  98         vcc-supply = <&reg_1p8v>;
  99 };
 100
 101 /* Current measurement into module VCC */
 102 &hwmon {
 103         status = "okay";
 104 };
 105
 106 &hwmon_temp {
 107         vs-supply = <&reg_1p8v>;
 108         status = "okay";
 109 };
 110
 111 /* Verdin I2C_2_DSI */
 112 &i2c2 {
 113         status = "okay";
 114 };
 115
 116 &i2c3 {
 117         status = "okay";
 118 };
 119
 120 /* Verdin I2C_1 */
 121 &i2c4 {
 122         status = "okay";
 123
 124         /* Audio Codec */
 125         nau8822_1a: audio-codec@1a {
 126                 compatible = "nuvoton,nau8822";
 127                 reg = <0x1a>;
 128                 pinctrl-names = "default";
 129                 pinctrl-0 = <&pinctrl_sai1>;
 130                 #sound-dai-cells = <0>;
 131         };
 132 };
 133
 134 /* Verdin PCIE_1 */
 135 &pcie {
 136         status = "okay";
 137 };
 138
 139 &pcie_phy {
 140         status = "okay";
 141 };
 142
 143 /* Verdin PWM_1 */
 144 &pwm1 {
 145         status = "okay";
 146 };
 147
 148 /* Verdin PWM_2 */
 149 &pwm2 {
 150         status = "okay";
 151 };
 152
 153 /* Verdin PWM_3_DSI */
 154 &pwm3 {
 155         status = "okay";
 156 };
 157
 158 &reg_usdhc2_vmmc {
 159         vin-supply = <&reg_3p3v>;
 160 };
 161
 162 /* Verdin I2S_1 */
 163 &sai1 {
 164         assigned-clocks = <&clk IMX8MP_CLK_SAI1>;
 165         assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
 166         assigned-clock-rates = <24576000>;
 167         fsl,sai-mclk-direction-output;
 168         status = "okay";
 169 };
 170
 171 /* Verdin UART_1, connector X50 through RS485 transceiver */
 172 &uart1 {
 173         linux,rs485-enabled-at-boot-time;
 174         rs485-rts-active-low;
 175         rs485-rx-during-tx;
 176         status = "okay";
 177 };
 178
 179 /* Verdin UART_2 */
 180 &uart2 {
 181         status = "okay";
 182 };
 183
 184 /* Verdin UART_3, used as the Linux Console */
 185 &uart3 {
 186         status = "okay";
 187 };
 188
 189 /* Verdin USB_1 */
 190 &usb3_0 {
 191         status = "okay";
 192 };
 193
 194 &usb3_phy0 {
 195         status = "okay";
 196 };
 197
 198 /* Verdin USB_2 */
 199 &usb3_1 {
 200         fsl,permanently-attached;
 201         status = "okay";
 202 };
 203
 204 &usb3_phy1 {
 205         status = "okay";
 206 };
 207
 208 /* Limit frequency on dev board due to long traces and bad signal integrity */
 209 &usdhc2 {
 210         max-frequency = <100000000>;
 211         status = "okay";
 212 };