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

0001 // SPDX-License-Identifier: GPL-2.0 OR MIT
0002 /*
0003  * Copyright 2016-2018 Toradex AG
0004  */
0005
0006 /dts-v1/;
0007
0008 #include <dt-bindings/input/input.h>
0009 #include "tegra124-apalis-v1.2.dtsi"
0010
0011 / {
0012         model = "Toradex Apalis TK1 on Apalis Evaluation Board";
0013         compatible = "toradex,apalis-tk1-v1.2-eval", "toradex,apalis-tk1-eval",
0014                      "toradex,apalis-tk1-v1.2", "toradex,apalis-tk1",
0015                      "nvidia,tegra124";
0016
0017         aliases {
0018                 rtc0 = "/i2c@7000c000/rtc@68";
0019                 rtc1 = "/i2c@7000d000/pmic@40";
0020                 rtc2 = "/rtc@7000e000";
0021                 serial0 = &uarta;
0022                 serial1 = &uartb;
0023                 serial2 = &uartc;
0024                 serial3 = &uartd;
0025         };
0026
0027         chosen {
0028                 stdout-path = "serial0:115200n8";
0029         };
0030
0031         pcie@1003000 {
0032                 pci@1,0 {
0033                         status = "okay";
0034                 };
0035         };
0036
0037         host1x@50000000 {
0038                 hdmi@54280000 {
0039                         status = "okay";
0040                         hdmi-supply = <&reg_5v0>;
0041                 };
0042         };
0043
0044         /* Apalis UART1 */
0045         serial@70006000 {
0046                 status = "okay";
0047         };
0048
0049         /* Apalis UART2 */
0050         serial@70006040 {
0051                 status = "okay";
0052         };
0053
0054         /* Apalis UART3 */
0055         serial@70006200 {
0056                 status = "okay";
0057         };
0058
0059         /* Apalis UART4 */
0060         serial@70006300 {
0061                 status = "okay";
0062         };
0063
0064         pwm@7000a000 {
0065                 status = "okay";
0066         };
0067
0068         /*
0069          * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
0070          * board)
0071          */
0072         i2c@7000c000 {
0073                 status = "okay";
0074                 clock-frequency = <400000>;
0075
0076                 pcie-switch@58 {
0077                         compatible = "plx,pex8605";
0078                         reg = <0x58>;
0079                 };
0080
0081                 /* M41T0M6 real time clock on carrier board */
0082                 rtc@68 {
0083                         compatible = "st,m41t0";
0084                         reg = <0x68>;
0085                 };
0086         };
0087
0088         /* GEN2_I2C: unused */
0089
0090         /*
0091          * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
0092          * on carrier board)
0093          */
0094         i2c@7000c500 {
0095                 status = "okay";
0096                 clock-frequency = <400000>;
0097         };
0098
0099         /*
0100          * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
0101          * (e.g. display EDID)
0102          */
0103         i2c@7000c700 {
0104                 status = "okay";
0105         };
0106
0107         /* SPI1: Apalis SPI1 */
0108         spi@7000d400 {
0109                 status = "okay";
0110                 spi-max-frequency = <50000000>;
0111         };
0112
0113         /* SPI4: Apalis SPI2 */
0114         spi@7000da00 {
0115                 status = "okay";
0116                 spi-max-frequency = <50000000>;
0117         };
0118
0119         /* Apalis Serial ATA */
0120         sata@70020000 {
0121                 status = "okay";
0122                 target-5v-supply = <&reg_5v0>;
0123                 target-12v-supply = <&reg_12v0>;
0124         };
0125
0126         hda@70030000 {
0127                 status = "okay";
0128         };
0129
0130         usb@70090000 {
0131                 status = "okay";
0132         };
0133
0134         /* Apalis MMC1 */
0135         mmc@700b0000 {
0136                 status = "okay";
0137                 bus-width = <4>;
0138                 /* MMC1_CD# */
0139                 cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
0140                 vqmmc-supply = <&vddio_sdmmc1>;
0141         };
0142
0143         /* Apalis SD1 */
0144         mmc@700b0400 {
0145                 status = "okay";
0146                 bus-width = <4>;
0147                 /* SD1_CD# */
0148                 cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
0149                 vqmmc-supply = <&vddio_sdmmc3>;
0150         };
0151
0152         /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
0153         usb@7d000000 {
0154                 status = "okay";
0155                 dr_mode = "otg";
0156         };
0157
0158         usb-phy@7d000000 {
0159                 status = "okay";
0160                 vbus-supply = <&reg_usbo1_vbus>;
0161         };
0162
0163         /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
0164         usb@7d004000 {
0165                 status = "okay";
0166         };
0167
0168         usb-phy@7d004000 {
0169                 status = "okay";
0170                 vbus-supply = <&reg_usbh_vbus>;
0171         };
0172
0173         /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
0174         usb@7d008000 {
0175                 status = "okay";
0176         };
0177
0178         usb-phy@7d008000 {
0179                 status = "okay";
0180                 vbus-supply = <&reg_usbh_vbus>;
0181         };
0182
0183         backlight: backlight {
0184                 compatible = "pwm-backlight";
0185                 brightness-levels = <255 231 223 207 191 159 127 0>;
0186                 default-brightness-level = <6>;
0187                 /* BKL1_ON */
0188                 enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
0189                 power-supply = <&reg_3v3>;
0190                 pwms = <&pwm 3 5000000>; /* BKL1_PWM */
0191         };
0192
0193         gpio-keys {
0194                 compatible = "gpio-keys";
0195
0196                 key-wakeup {
0197                         label = "WAKE1_MICO";
0198                         gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
0199                         linux,code = <KEY_WAKEUP>;
0200                         debounce-interval = <10>;
0201                         wakeup-source;
0202                 };
0203         };
0204
0205         reg_3v3: regulator-3v3 {
0206                 compatible = "regulator-fixed";
0207                 regulator-name = "3.3V_SW";
0208                 regulator-min-microvolt = <3300000>;
0209                 regulator-max-microvolt = <3300000>;
0210         };
0211
0212         reg_5v0: regulator-5v0 {
0213                 compatible = "regulator-fixed";
0214                 regulator-name = "5V_SW";
0215                 regulator-min-microvolt = <5000000>;
0216                 regulator-max-microvolt = <5000000>;
0217         };
0218
0219         reg_12v0: regulator-12v0 {
0220                 compatible = "regulator-fixed";
0221                 regulator-name = "12V_SW";
0222                 regulator-min-microvolt = <12000000>;
0223                 regulator-max-microvolt = <12000000>;
0224         };
0225
0226         /* USBO1_EN */
0227         reg_usbo1_vbus: regulator-usbo1-vbus {
0228                 compatible = "regulator-fixed";
0229                 regulator-name = "VCC_USBO1";
0230                 regulator-min-microvolt = <5000000>;
0231                 regulator-max-microvolt = <5000000>;
0232                 gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
0233                 enable-active-high;
0234                 vin-supply = <&reg_5v0>;
0235         };
0236
0237         /* USBH_EN */
0238         reg_usbh_vbus: regulator-usbh-vbus {
0239                 compatible = "regulator-fixed";
0240                 regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
0241                 regulator-min-microvolt = <5000000>;
0242                 regulator-max-microvolt = <5000000>;
0243                 gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
0244                 enable-active-high;
0245                 vin-supply = <&reg_5v0>;
0246         };
0247 };
0248
0249 &gpio {
0250         /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
0251         pex-perst-n-hog {
0252                 gpio-hog;
0253                 gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
0254                 output-high;
0255                 line-name = "PEX_PERST_N";
0256         };
0257 };