arch/arm/boot/dts/tegra124-apalis-eval.dts

   1 // SPDX-License-Identifier: GPL-2.0 OR X11
   2 /*
   3  * Copyright 2016-2019 Toradex AG
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/input/input.h>
   9 #include "tegra124-apalis.dtsi"
  10
  11 / {
  12         model = "Toradex Apalis TK1 on Apalis Evaluation Board";
  13         compatible = "toradex,apalis-tk1-eval", "toradex,apalis-tk1",
  14                      "nvidia,tegra124";
  15
  16         aliases {
  17                 rtc0 = "/i2c@7000c000/rtc@68";
  18                 rtc1 = "/i2c@7000d000/pmic@40";
  19                 rtc2 = "/rtc@7000e000";
  20                 serial0 = &uarta;
  21                 serial1 = &uartb;
  22                 serial2 = &uartc;
  23                 serial3 = &uartd;
  24         };
  25
  26         chosen {
  27                 stdout-path = "serial0:115200n8";
  28         };
  29
  30         pcie@1003000 {
  31                 pci@1,0 {
  32                         status = "okay";
  33                 };
  34         };
  35
  36         host1x@50000000 {
  37                 hdmi@54280000 {
  38                         status = "okay";
  39                         hdmi-supply = <&reg_5v0>;
  40                 };
  41         };
  42
  43         /* Apalis UART1 */
  44         serial@70006000 {
  45                 status = "okay";
  46         };
  47
  48         /* Apalis UART2 */
  49         serial@70006040 {
  50                 status = "okay";
  51         };
  52
  53         /* Apalis UART3 */
  54         serial@70006200 {
  55                 status = "okay";
  56         };
  57
  58         /* Apalis UART4 */
  59         serial@70006300 {
  60                 status = "okay";
  61         };
  62
  63         pwm@7000a000 {
  64                 status = "okay";
  65         };
  66
  67         /*
  68          * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
  69          * board)
  70          */
  71         i2c@7000c000 {
  72                 status = "okay";
  73                 clock-frequency = <400000>;
  74
  75                 pcie-switch@58 {
  76                         compatible = "plx,pex8605";
  77                         reg = <0x58>;
  78                 };
  79
  80                 /* M41T0M6 real time clock on carrier board */
  81                 rtc@68 {
  82                         compatible = "st,m41t0";
  83                         reg = <0x68>;
  84                 };
  85         };
  86
  87         /*
  88          * GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
  89          */
  90         i2c@7000c400 {
  91                 status = "okay";
  92         };
  93
  94         /*
  95          * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
  96          * on carrier board)
  97          */
  98         i2c@7000c500 {
  99                 status = "okay";
 100                 clock-frequency = <400000>;
 101         };
 102
 103         /* I2C4 (DDC): unused */
 104
 105         /* SPI1: Apalis SPI1 */
 106         spi@7000d400 {
 107                 status = "okay";
 108                 spi-max-frequency = <50000000>;
 109         };
 110
 111         /* SPI4: Apalis SPI2 */
 112         spi@7000da00 {
 113                 status = "okay";
 114                 spi-max-frequency = <50000000>;
 115         };
 116
 117         /* Apalis Serial ATA */
 118         sata@70020000 {
 119                 status = "okay";
 120                 target-5v-supply = <&reg_5v0>;
 121                 target-12v-supply = <&reg_12v0>;
 122         };
 123
 124         hda@70030000 {
 125                 status = "okay";
 126         };
 127
 128         usb@70090000 {
 129                 status = "okay";
 130         };
 131
 132         /* Apalis MMC1 */
 133         mmc@700b0000 {
 134                 status = "okay";
 135                 bus-width = <4>;
 136                 /* MMC1_CD# */
 137                 cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
 138                 vqmmc-supply = <&vddio_sdmmc1>;
 139         };
 140
 141         /* Apalis SD1 */
 142         mmc@700b0400 {
 143                 status = "okay";
 144                 bus-width = <4>;
 145                 /* SD1_CD# */
 146                 cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
 147                 vqmmc-supply = <&vddio_sdmmc3>;
 148         };
 149
 150         /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
 151         usb@7d000000 {
 152                 status = "okay";
 153                 dr_mode = "otg";
 154         };
 155
 156         usb-phy@7d000000 {
 157                 status = "okay";
 158                 vbus-supply = <&reg_usbo1_vbus>;
 159         };
 160
 161         /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
 162         usb@7d004000 {
 163                 status = "okay";
 164         };
 165
 166         usb-phy@7d004000 {
 167                 status = "okay";
 168                 vbus-supply = <&reg_usbh_vbus>;
 169         };
 170
 171         /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
 172         usb@7d008000 {
 173                 status = "okay";
 174         };
 175
 176         usb-phy@7d008000 {
 177                 status = "okay";
 178                 vbus-supply = <&reg_usbh_vbus>;
 179         };
 180
 181         backlight: backlight {
 182                 compatible = "pwm-backlight";
 183                 brightness-levels = <255 231 223 207 191 159 127 0>;
 184                 default-brightness-level = <6>;
 185                 /* BKL1_ON */
 186                 enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
 187                 power-supply = <&reg_3v3>;
 188                 pwms = <&pwm 3 5000000>; /* BKL1_PWM */
 189         };
 190
 191         gpio-keys {
 192                 compatible = "gpio-keys";
 193
 194                 wakeup {
 195                         label = "WAKE1_MICO";
 196                         gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
 197                         linux,code = <KEY_WAKEUP>;
 198                         debounce-interval = <10>;
 199                         wakeup-source;
 200                 };
 201         };
 202
 203         reg_3v3: regulator-3v3 {
 204                 compatible = "regulator-fixed";
 205                 regulator-name = "3.3V_SW";
 206                 regulator-min-microvolt = <3300000>;
 207                 regulator-max-microvolt = <3300000>;
 208         };
 209
 210         reg_5v0: regulator-5v0 {
 211                 compatible = "regulator-fixed";
 212                 regulator-name = "5V_SW";
 213                 regulator-min-microvolt = <5000000>;
 214                 regulator-max-microvolt = <5000000>;
 215         };
 216
 217         reg_12v0: regulator-12v0 {
 218                 compatible = "regulator-fixed";
 219                 regulator-name = "12V_SW";
 220                 regulator-min-microvolt = <12000000>;
 221                 regulator-max-microvolt = <12000000>;
 222         };
 223
 224         /* USBO1_EN */
 225         reg_usbo1_vbus: regulator-usbo1-vbus {
 226                 compatible = "regulator-fixed";
 227                 regulator-name = "VCC_USBO1";
 228                 regulator-min-microvolt = <5000000>;
 229                 regulator-max-microvolt = <5000000>;
 230                 gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
 231                 enable-active-high;
 232                 vin-supply = <&reg_5v0>;
 233         };
 234
 235         /* USBH_EN */
 236         reg_usbh_vbus: regulator-usbh-vbus {
 237                 compatible = "regulator-fixed";
 238                 regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
 239                 regulator-min-microvolt = <5000000>;
 240                 regulator-max-microvolt = <5000000>;
 241                 gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
 242                 enable-active-high;
 243                 vin-supply = <&reg_5v0>;
 244         };
 245 };
 246
 247 &gpio {
 248         /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
 249         pex-perst-n {
 250                 gpio-hog;
 251                 gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
 252                 output-high;
 253                 line-name = "PEX_PERST_N";
 254         };
 255 };