arch/arm/boot/dts/tegra124-apalis-v1.2-eval.dts

   1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
   2 /*
   3  * Copyright 2016-2018 Toradex AG
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/input/input.h>
   9 #include "tegra124-apalis-v1.2.dtsi"
  10
  11 / {
  12         model = "Toradex Apalis TK1 on Apalis Evaluation Board";
  13         compatible = "toradex,apalis-tk1-v1.2-eval", "toradex,apalis-tk1-eval",
  14                      "toradex,apalis-tk1-v1.2", "toradex,apalis-tk1",
  15                      "nvidia,tegra124";
  16
  17         aliases {
  18                 rtc0 = "/i2c@7000c000/rtc@68";
  19                 rtc1 = "/i2c@7000d000/pmic@40";
  20                 rtc2 = "/rtc@7000e000";
  21                 serial0 = &uarta;
  22                 serial1 = &uartb;
  23                 serial2 = &uartc;
  24                 serial3 = &uartd;
  25         };
  26
  27         chosen {
  28                 stdout-path = "serial0:115200n8";
  29         };
  30
  31         pcie@1003000 {
  32                 pci@1,0 {
  33                         status = "okay";
  34                 };
  35         };
  36
  37         host1x@50000000 {
  38                 hdmi@54280000 {
  39                         status = "okay";
  40                         hdmi-supply = <&reg_5v0>;
  41                 };
  42         };
  43
  44         /* Apalis UART1 */
  45         serial@70006000 {
  46                 status = "okay";
  47         };
  48
  49         /* Apalis UART2 */
  50         serial@70006040 {
  51                 status = "okay";
  52         };
  53
  54         /* Apalis UART3 */
  55         serial@70006200 {
  56                 status = "okay";
  57         };
  58
  59         /* Apalis UART4 */
  60         serial@70006300 {
  61                 status = "okay";
  62         };
  63
  64         pwm@7000a000 {
  65                 status = "okay";
  66         };
  67
  68         /*
  69          * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
  70          * board)
  71          */
  72         i2c@7000c000 {
  73                 status = "okay";
  74                 clock-frequency = <400000>;
  75
  76                 pcie-switch@58 {
  77                         compatible = "plx,pex8605";
  78                         reg = <0x58>;
  79                 };
  80
  81                 /* M41T0M6 real time clock on carrier board */
  82                 rtc@68 {
  83                         compatible = "st,m41t0";
  84                         reg = <0x68>;
  85                 };
  86         };
  87
  88         /* GEN2_I2C: unused */
  89
  90         /*
  91          * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
  92          * on carrier board)
  93          */
  94         i2c@7000c500 {
  95                 status = "okay";
  96                 clock-frequency = <400000>;
  97         };
  98
  99         /*
 100          * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
 101          * (e.g. display EDID)
 102          */
 103         i2c@7000c700 {
 104                 status = "okay";
 105         };
 106
 107         /* SPI1: Apalis SPI1 */
 108         spi@7000d400 {
 109                 status = "okay";
 110                 spi-max-frequency = <50000000>;
 111         };
 112
 113         /* SPI4: Apalis SPI2 */
 114         spi@7000da00 {
 115                 status = "okay";
 116                 spi-max-frequency = <50000000>;
 117         };
 118
 119         /* Apalis Serial ATA */
 120         sata@70020000 {
 121                 status = "okay";
 122                 target-5v-supply = <&reg_5v0>;
 123                 target-12v-supply = <&reg_12v0>;
 124         };
 125
 126         hda@70030000 {
 127                 status = "okay";
 128         };
 129
 130         usb@70090000 {
 131                 status = "okay";
 132         };
 133
 134         /* Apalis MMC1 */
 135         sdhci@700b0000 {
 136                 status = "okay";
 137                 bus-width = <4>;
 138                 /* MMC1_CD# */
 139                 cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
 140                 vqmmc-supply = <&vddio_sdmmc1>;
 141         };
 142
 143         /* Apalis SD1 */
 144         sdhci@700b0400 {
 145                 status = "okay";
 146                 bus-width = <4>;
 147                 /* SD1_CD# */
 148                 cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
 149                 vqmmc-supply = <&vddio_sdmmc3>;
 150         };
 151
 152         /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
 153         usb@7d000000 {
 154                 status = "okay";
 155                 dr_mode = "otg";
 156         };
 157
 158         usb-phy@7d000000 {
 159                 status = "okay";
 160                 vbus-supply = <&reg_usbo1_vbus>;
 161         };
 162
 163         /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
 164         usb@7d004000 {
 165                 status = "okay";
 166         };
 167
 168         usb-phy@7d004000 {
 169                 status = "okay";
 170                 vbus-supply = <&reg_usbh_vbus>;
 171         };
 172
 173         /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
 174         usb@7d008000 {
 175                 status = "okay";
 176         };
 177
 178         usb-phy@7d008000 {
 179                 status = "okay";
 180                 vbus-supply = <&reg_usbh_vbus>;
 181         };
 182
 183         backlight: backlight {
 184                 compatible = "pwm-backlight";
 185                 brightness-levels = <255 231 223 207 191 159 127 0>;
 186                 default-brightness-level = <6>;
 187                 /* BKL1_ON */
 188                 enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
 189                 power-supply = <&reg_3v3>;
 190                 pwms = <&pwm 3 5000000>; /* BKL1_PWM */
 191         };
 192
 193         gpio-keys {
 194                 compatible = "gpio-keys";
 195
 196                 wakeup {
 197                         label = "WAKE1_MICO";
 198                         gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
 199                         linux,code = <KEY_WAKEUP>;
 200                         debounce-interval = <10>;
 201                         wakeup-source;
 202                 };
 203         };
 204
 205         reg_3v3: regulator-3v3 {
 206                 compatible = "regulator-fixed";
 207                 regulator-name = "3.3V_SW";
 208                 regulator-min-microvolt = <3300000>;
 209                 regulator-max-microvolt = <3300000>;
 210         };
 211
 212         reg_5v0: regulator-5v0 {
 213                 compatible = "regulator-fixed";
 214                 regulator-name = "5V_SW";
 215                 regulator-min-microvolt = <5000000>;
 216                 regulator-max-microvolt = <5000000>;
 217         };
 218
 219         reg_12v0: regulator-12v0 {
 220                 compatible = "regulator-fixed";
 221                 regulator-name = "12V_SW";
 222                 regulator-min-microvolt = <12000000>;
 223                 regulator-max-microvolt = <12000000>;
 224         };
 225
 226         /* USBO1_EN */
 227         reg_usbo1_vbus: regulator-usbo1-vbus {
 228                 compatible = "regulator-fixed";
 229                 regulator-name = "VCC_USBO1";
 230                 regulator-min-microvolt = <5000000>;
 231                 regulator-max-microvolt = <5000000>;
 232                 gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
 233                 enable-active-high;
 234                 vin-supply = <&reg_5v0>;
 235         };
 236
 237         /* USBH_EN */
 238         reg_usbh_vbus: regulator-usbh-vbus {
 239                 compatible = "regulator-fixed";
 240                 regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
 241                 regulator-min-microvolt = <5000000>;
 242                 regulator-max-microvolt = <5000000>;
 243                 gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
 244                 enable-active-high;
 245                 vin-supply = <&reg_5v0>;
 246         };
 247 };
 248
 249 &gpio {
 250         /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
 251         pex-perst-n {
 252                 gpio-hog;
 253                 gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
 254                 output-high;
 255                 line-name = "PEX_PERST_N";
 256         };
 257 };