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", "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 }; 40 }; 41 42 /* Apalis UART1 */ 43 serial@70006000 { 44 status = "okay"; 45 }; 46 47 /* Apalis UART2 */ 48 serial@70006040 { 49 status = "okay"; 50 }; 51 52 /* Apalis UART3 */ 53 serial@70006200 { 54 status = "okay"; 55 }; 56 57 /* Apalis UART4 */ 58 serial@70006300 { 59 status = "okay"; 60 }; 61 62 pwm@7000a000 { 63 status = "okay"; 64 }; 65 66 /* 67 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier 68 * board) 69 */ 70 i2c@7000c000 { 71 status = "okay"; 72 clock-frequency = <400000>; 73 74 pcie-switch@58 { 75 compatible = "plx,pex8605"; 76 reg = <0x58>; 77 }; 78 79 /* M41T0M6 real time clock on carrier board */ 80 rtc@68 { 81 compatible = "st,m41t0"; 82 reg = <0x68>; 83 }; 84 }; 85 86 /* GEN2_I2C: unused */ 87 88 /* 89 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor 90 * on carrier board) 91 */ 92 i2c@7000c500 { 93 status = "okay"; 94 clock-frequency = <400000>; 95 }; 96 97 /* 98 * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207 99 * (e.g. display EDID) 100 */ 101 hdmi_ddc: i2c@7000c700 { 102 status = "okay"; 103 }; 104 105 /* SPI1: Apalis SPI1 */ 106 spi@7000d400 { 107 status = "okay"; 108 spi-max-frequency = <50000000>; 109 110 spidev0: spidev@0 { 111 compatible = "spidev"; 112 reg = <0>; 113 spi-max-frequency = <50000000>; 114 }; 115 }; 116 117 /* SPI4: Apalis SPI2 */ 118 spi@7000da00 { 119 status = "okay"; 120 spi-max-frequency = <50000000>; 121 122 spidev1: spidev@0 { 123 compatible = "spidev"; 124 reg = <0>; 125 spi-max-frequency = <50000000>; 126 }; 127 }; 128 129 /* Apalis Serial ATA */ 130 sata@70020000 { 131 status = "okay"; 132 }; 133 134 hda@70030000 { 135 status = "okay"; 136 }; 137 138 usb@70090000 { 139 status = "okay"; 140 }; 141 142 /* Apalis MMC1 */ 143 sdhci@700b0000 { 144 status = "okay"; 145 /* MMC1_CD# */ 146 cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>; 147 bus-width = <4>; 148 vqmmc-supply = <&vddio_sdmmc1>; 149 }; 150 151 /* Apalis SD1 */ 152 sdhci@700b0400 { 153 status = "okay"; 154 /* SD1_CD# */ 155 cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>; 156 bus-width = <4>; 157 vqmmc-supply = <&vddio_sdmmc3>; 158 }; 159 160 /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */ 161 usb@7d000000 { 162 status = "okay"; 163 dr_mode = "otg"; 164 }; 165 166 usb-phy@7d000000 { 167 status = "okay"; 168 vbus-supply = <®_usbo1_vbus>; 169 }; 170 171 /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */ 172 usb@7d004000 { 173 status = "okay"; 174 }; 175 176 usb-phy@7d004000 { 177 status = "okay"; 178 vbus-supply = <®_usbh_vbus>; 179 }; 180 181 /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */ 182 usb@7d008000 { 183 status = "okay"; 184 }; 185 186 usb-phy@7d008000 { 187 status = "okay"; 188 vbus-supply = <®_usbh_vbus>; 189 }; 190 191 backlight: backlight { 192 compatible = "pwm-backlight"; 193 pwms = <&pwm 3 5000000>; /* BKL1_PWM */ 194 brightness-levels = <255 231 223 207 191 159 127 0>; 195 default-brightness-level = <6>; 196 /* BKL1_ON */ 197 enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>; 198 }; 199 200 gpio-keys { 201 compatible = "gpio-keys"; 202 203 wakeup { 204 label = "WAKE1_MICO"; 205 gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>; 206 linux,code = <KEY_WAKEUP>; 207 debounce-interval = <10>; 208 wakeup-source; 209 }; 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 /* USBO1_EN */ 220 reg_usbo1_vbus: regulator-usbo1-vbus { 221 compatible = "regulator-fixed"; 222 regulator-name = "VCC_USBO1"; 223 regulator-min-microvolt = <5000000>; 224 regulator-max-microvolt = <5000000>; 225 gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>; 226 enable-active-high; 227 vin-supply = <®_5v0>; 228 }; 229 230 /* USBH_EN */ 231 reg_usbh_vbus: regulator-usbh-vbus { 232 compatible = "regulator-fixed"; 233 regulator-name = "VCC_USBH(2A|2C|2D|3|4)"; 234 regulator-min-microvolt = <5000000>; 235 regulator-max-microvolt = <5000000>; 236 gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>; 237 enable-active-high; 238 vin-supply = <®_5v0>; 239 }; 240}; 241 242&gpio { 243 /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */ 244 pex_perst_n { 245 gpio-hog; 246 gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>; 247 output-high; 248 line-name = "PEX_PERST_N"; 249 }; 250}; 251