Tim Harvey | 586599b | 2023-08-15 15:01:14 -0700 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Copyright 2023 Gateworks Corporation |
| 4 | */ |
| 5 | |
| 6 | #include <dt-bindings/gpio/gpio.h> |
| 7 | #include <dt-bindings/leds/common.h> |
| 8 | #include <dt-bindings/phy/phy-imx8-pcie.h> |
| 9 | |
| 10 | / { |
| 11 | led-controller { |
| 12 | compatible = "gpio-leds"; |
| 13 | pinctrl-names = "default"; |
| 14 | pinctrl-0 = <&pinctrl_gpio_leds>; |
| 15 | |
| 16 | led-0 { |
| 17 | function = LED_FUNCTION_STATUS; |
| 18 | color = <LED_COLOR_ID_GREEN>; |
| 19 | gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>; |
| 20 | default-state = "on"; |
| 21 | linux,default-trigger = "heartbeat"; |
| 22 | }; |
| 23 | |
| 24 | led-1 { |
| 25 | function = LED_FUNCTION_STATUS; |
| 26 | color = <LED_COLOR_ID_RED>; |
| 27 | gpios = <&gpio4 2 GPIO_ACTIVE_HIGH>; |
| 28 | default-state = "off"; |
| 29 | }; |
| 30 | }; |
| 31 | |
| 32 | pcie0_refclk: pcie0-refclk { |
| 33 | compatible = "fixed-clock"; |
| 34 | #clock-cells = <0>; |
| 35 | clock-frequency = <100000000>; |
| 36 | }; |
| 37 | |
| 38 | pps { |
| 39 | compatible = "pps-gpio"; |
| 40 | pinctrl-names = "default"; |
| 41 | pinctrl-0 = <&pinctrl_pps>; |
| 42 | gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>; |
| 43 | status = "okay"; |
| 44 | }; |
| 45 | |
| 46 | reg_usb2_vbus: regulator-usb2-vbus { |
| 47 | pinctrl-names = "default"; |
| 48 | pinctrl-0 = <&pinctrl_reg_usb2_en>; |
| 49 | compatible = "regulator-fixed"; |
| 50 | regulator-name = "usb2_vbus"; |
| 51 | gpio = <&gpio1 8 GPIO_ACTIVE_HIGH>; |
| 52 | enable-active-high; |
| 53 | regulator-min-microvolt = <5000000>; |
| 54 | regulator-max-microvolt = <5000000>; |
| 55 | }; |
| 56 | |
| 57 | reg_usdhc2_vmmc: regulator-usdhc2 { |
| 58 | pinctrl-names = "default"; |
| 59 | pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>; |
| 60 | compatible = "regulator-fixed"; |
| 61 | regulator-name = "SD2_3P3V"; |
| 62 | regulator-min-microvolt = <3300000>; |
| 63 | regulator-max-microvolt = <3300000>; |
| 64 | gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>; |
| 65 | enable-active-high; |
| 66 | }; |
| 67 | }; |
| 68 | |
| 69 | /* off-board header */ |
| 70 | &ecspi2 { |
| 71 | pinctrl-names = "default"; |
| 72 | pinctrl-0 = <&pinctrl_spi2>; |
| 73 | cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>; |
| 74 | status = "okay"; |
| 75 | }; |
| 76 | |
| 77 | &gpio1 { |
| 78 | gpio-line-names = |
| 79 | "", "", "", "", |
| 80 | "", "", "", "", |
| 81 | "", "", "", "", |
| 82 | "", "gpioa", "gpiob", "", |
| 83 | "", "", "", "", |
| 84 | "", "", "", "", |
| 85 | "", "", "", "", |
| 86 | "", "", "", ""; |
| 87 | }; |
| 88 | |
| 89 | &gpio4 { |
| 90 | gpio-line-names = |
| 91 | "", "", "", "pci_usb_sel", |
| 92 | "", "", "", "pci_wdis#", |
| 93 | "", "", "", "", |
| 94 | "", "", "", "", |
| 95 | "", "", "", "", |
| 96 | "", "", "", "", |
| 97 | "", "", "", "", |
| 98 | "", "", "", ""; |
| 99 | }; |
| 100 | |
| 101 | &gpio5 { |
| 102 | gpio-line-names = |
| 103 | "", "", "", "", |
| 104 | "gpioc", "gpiod", "", "", |
| 105 | "", "", "", "", |
| 106 | "", "", "", "", |
| 107 | "", "", "", "", |
| 108 | "", "", "", "", |
| 109 | "", "", "", "", |
| 110 | "", "", "", ""; |
| 111 | }; |
| 112 | |
| 113 | &i2c2 { |
| 114 | clock-frequency = <400000>; |
| 115 | pinctrl-names = "default"; |
| 116 | pinctrl-0 = <&pinctrl_i2c2>; |
| 117 | status = "okay"; |
| 118 | |
| 119 | eeprom@52 { |
| 120 | compatible = "atmel,24c32"; |
| 121 | reg = <0x52>; |
| 122 | pagesize = <32>; |
| 123 | }; |
| 124 | }; |
| 125 | |
| 126 | /* off-board header */ |
| 127 | &i2c3 { |
| 128 | clock-frequency = <400000>; |
| 129 | pinctrl-names = "default"; |
| 130 | pinctrl-0 = <&pinctrl_i2c3>; |
| 131 | status = "okay"; |
| 132 | }; |
| 133 | |
| 134 | &pcie_phy { |
| 135 | fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; |
| 136 | fsl,clkreq-unsupported; |
| 137 | clocks = <&pcie0_refclk>; |
| 138 | clock-names = "ref"; |
| 139 | status = "okay"; |
| 140 | }; |
| 141 | |
| 142 | &pcie0 { |
| 143 | pinctrl-names = "default"; |
| 144 | pinctrl-0 = <&pinctrl_pcie0>; |
| 145 | reset-gpio = <&gpio4 6 GPIO_ACTIVE_LOW>; |
| 146 | status = "okay"; |
| 147 | }; |
| 148 | |
| 149 | /* GPS */ |
| 150 | &uart1 { |
| 151 | pinctrl-names = "default"; |
| 152 | pinctrl-0 = <&pinctrl_uart1>; |
| 153 | status = "okay"; |
| 154 | }; |
| 155 | |
| 156 | /* USB1 - Type C front panel SINK port J14 */ |
| 157 | &usbotg1 { |
| 158 | dr_mode = "peripheral"; |
| 159 | status = "okay"; |
| 160 | }; |
| 161 | |
| 162 | /* USB2 4-port USB3.0 HUB: |
| 163 | * P1 - USBC connector (host only) |
| 164 | * P2 - USB2 test connector |
| 165 | * P3 - miniPCIe full card |
| 166 | * P4 - miniPCIe half card |
| 167 | */ |
| 168 | &usbotg2 { |
| 169 | dr_mode = "host"; |
| 170 | vbus-supply = <®_usb2_vbus>; |
| 171 | status = "okay"; |
| 172 | }; |
| 173 | |
| 174 | /* microSD */ |
| 175 | &usdhc2 { |
| 176 | pinctrl-names = "default", "state_100mhz", "state_200mhz"; |
| 177 | pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; |
| 178 | pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>; |
| 179 | pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>; |
| 180 | cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>; |
| 181 | vmmc-supply = <®_usdhc2_vmmc>; |
| 182 | bus-width = <4>; |
| 183 | status = "okay"; |
| 184 | }; |
| 185 | |
| 186 | &iomuxc { |
| 187 | pinctrl-names = "default"; |
| 188 | pinctrl-0 = <&pinctrl_hog>; |
| 189 | |
| 190 | pinctrl_hog: hoggrp { |
| 191 | fsl,pins = < |
| 192 | MX8MM_IOMUXC_GPIO1_IO13_GPIO1_IO13 0x40000040 /* GPIOA */ |
| 193 | MX8MM_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x40000040 /* GPIOB */ |
| 194 | MX8MM_IOMUXC_SAI1_RXD1_GPIO4_IO3 0x40000106 /* PCI_USBSEL */ |
| 195 | MX8MM_IOMUXC_SAI1_RXD5_GPIO4_IO7 0x40000106 /* PCIE_WDIS# */ |
| 196 | MX8MM_IOMUXC_SPDIF_EXT_CLK_GPIO5_IO5 0x40000040 /* GPIOD */ |
| 197 | MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4 0x40000040 /* GPIOC */ |
| 198 | >; |
| 199 | }; |
| 200 | |
| 201 | pinctrl_gpio_leds: gpioledgrp { |
| 202 | fsl,pins = < |
| 203 | MX8MM_IOMUXC_SAI1_RXFS_GPIO4_IO0 0x6 /* LEDG */ |
| 204 | MX8MM_IOMUXC_SAI1_RXD0_GPIO4_IO2 0x6 /* LEDR */ |
| 205 | >; |
| 206 | }; |
| 207 | |
| 208 | pinctrl_i2c2: i2c2grp { |
| 209 | fsl,pins = < |
| 210 | MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c2 |
| 211 | MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c2 |
| 212 | >; |
| 213 | }; |
| 214 | |
| 215 | pinctrl_i2c3: i2c3grp { |
| 216 | fsl,pins = < |
| 217 | MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL 0x400001c2 |
| 218 | MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA 0x400001c2 |
| 219 | >; |
| 220 | }; |
| 221 | |
| 222 | pinctrl_pcie0: pciegrp { |
| 223 | fsl,pins = < |
| 224 | MX8MM_IOMUXC_SAI1_RXD4_GPIO4_IO6 0x106 |
| 225 | >; |
| 226 | }; |
| 227 | |
| 228 | pinctrl_pps: ppsgrp { |
| 229 | fsl,pins = < |
| 230 | MX8MM_IOMUXC_SAI1_RXD3_GPIO4_IO5 0x106 |
| 231 | >; |
| 232 | }; |
| 233 | |
| 234 | pinctrl_reg_usb2_en: regusb2grp { |
| 235 | fsl,pins = < |
| 236 | MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x6 /* USBHUB_RST# (ext p/u) */ |
| 237 | >; |
| 238 | }; |
| 239 | |
| 240 | pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { |
| 241 | fsl,pins = < |
| 242 | MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x40 |
| 243 | >; |
| 244 | }; |
| 245 | |
| 246 | pinctrl_spi2: spi2grp { |
| 247 | fsl,pins = < |
| 248 | MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x140 |
| 249 | MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x140 |
| 250 | MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x140 |
| 251 | MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0x140 |
| 252 | >; |
| 253 | }; |
| 254 | |
| 255 | pinctrl_uart1: uart1grp { |
| 256 | fsl,pins = < |
| 257 | MX8MM_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140 |
| 258 | MX8MM_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140 |
| 259 | >; |
| 260 | }; |
| 261 | |
| 262 | pinctrl_usdhc2: usdhc2grp { |
| 263 | fsl,pins = < |
| 264 | MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190 |
| 265 | MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0 |
| 266 | MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0 |
| 267 | MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0 |
| 268 | MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0 |
| 269 | MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0 |
| 270 | MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0 |
| 271 | >; |
| 272 | }; |
| 273 | |
| 274 | pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { |
| 275 | fsl,pins = < |
| 276 | MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194 |
| 277 | MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4 |
| 278 | MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4 |
| 279 | MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4 |
| 280 | MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4 |
| 281 | MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4 |
| 282 | MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0 |
| 283 | >; |
| 284 | }; |
| 285 | |
| 286 | pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { |
| 287 | fsl,pins = < |
| 288 | MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196 |
| 289 | MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6 |
| 290 | MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6 |
| 291 | MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6 |
| 292 | MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6 |
| 293 | MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6 |
| 294 | MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xc0 |
| 295 | >; |
| 296 | }; |
| 297 | |
| 298 | pinctrl_usdhc2_gpio: usdhc2gpiogrp { |
| 299 | fsl,pins = < |
| 300 | MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x1c4 |
| 301 | >; |
| 302 | }; |
| 303 | }; |