1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 /* 3 * Device tree file for ZII's RMU2 board 4 * 5 * RMU - Remote Modem Unit 6 * 7 * Copyright (C) 2019 Zodiac Inflight Innovations 8 */ 9 10 /dts-v1/; 11 #include <dt-bindings/thermal/thermal.h> 12 #include "imx7d.dtsi" 13 14 / { 15 model = "ZII RMU2 Board"; 16 compatible = "zii,imx7d-rmu2", "fsl,imx7d"; 17 18 chosen { 19 stdout-path = &uart2; 20 }; 21 22 gpio-leds { 23 compatible = "gpio-leds"; 24 pinctrl-0 = <&pinctrl_leds_debug>; 25 pinctrl-names = "default"; 26 27 led-debug { 28 label = "zii:green:debug1"; 29 gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>; 30 linux,default-trigger = "heartbeat"; 31 }; 32 }; 33 }; 34 35 &cpu0 { 36 cpu-supply = <&sw1a_reg>; 37 }; 38 39 &ecspi1 { 40 pinctrl-names = "default"; 41 pinctrl-0 = <&pinctrl_ecspi1>; 42 cs-gpios = <&gpio4 19 GPIO_ACTIVE_LOW>; 43 status = "okay"; 44 45 flash@0 { 46 compatible = "jedec,spi-nor"; 47 spi-max-frequency = <20000000>; 48 reg = <0>; 49 #address-cells = <1>; 50 #size-cells = <1>; 51 }; 52 }; 53 54 &fec1 { 55 pinctrl-names = "default"; 56 pinctrl-0 = <&pinctrl_enet1>; 57 assigned-clocks = <&clks IMX7D_ENET1_TIME_ROOT_SRC>, 58 <&clks IMX7D_ENET1_TIME_ROOT_CLK>; 59 assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>; 60 assigned-clock-rates = <0>, <100000000>; 61 phy-mode = "rgmii-id"; 62 phy-handle = <&fec1_phy>; 63 status = "okay"; 64 65 mdio { 66 #address-cells = <1>; 67 #size-cells = <0>; 68 69 fec1_phy: ethernet-phy@0 { 70 pinctrl-names = "default"; 71 pinctrl-0 = <&pinctrl_enet1_phy_reset>, 72 <&pinctrl_enet1_phy_interrupt>; 73 reg = <0>; 74 interrupt-parent = <&gpio1>; 75 interrupts = <2 IRQ_TYPE_LEVEL_LOW>; 76 reset-gpios = <&gpio5 11 GPIO_ACTIVE_LOW>; 77 }; 78 }; 79 }; 80 81 &i2c1 { 82 clock-frequency = <100000>; 83 pinctrl-names = "default"; 84 pinctrl-0 = <&pinctrl_i2c1>; 85 status = "okay"; 86 87 pmic@8 { 88 compatible = "fsl,pfuze3000"; 89 reg = <0x08>; 90 91 regulators { 92 sw1a_reg: sw1a { 93 regulator-min-microvolt = <700000>; 94 regulator-max-microvolt = <3300000>; 95 regulator-boot-on; 96 regulator-always-on; 97 regulator-ramp-delay = <6250>; 98 }; 99 100 sw1c_reg: sw1b { 101 regulator-min-microvolt = <700000>; 102 regulator-max-microvolt = <1475000>; 103 regulator-boot-on; 104 regulator-always-on; 105 regulator-ramp-delay = <6250>; 106 }; 107 108 sw2_reg: sw2 { 109 regulator-min-microvolt = <1500000>; 110 regulator-max-microvolt = <1850000>; 111 regulator-boot-on; 112 regulator-always-on; 113 }; 114 115 sw3a_reg: sw3 { 116 regulator-min-microvolt = <900000>; 117 regulator-max-microvolt = <1650000>; 118 regulator-boot-on; 119 regulator-always-on; 120 }; 121 122 swbst_reg: swbst { 123 regulator-min-microvolt = <5000000>; 124 regulator-max-microvolt = <5150000>; 125 }; 126 127 snvs_reg: vsnvs { 128 regulator-min-microvolt = <1000000>; 129 regulator-max-microvolt = <3000000>; 130 regulator-boot-on; 131 regulator-always-on; 132 }; 133 134 vref_reg: vrefddr { 135 regulator-boot-on; 136 regulator-always-on; 137 }; 138 139 vgen1_reg: vldo1 { 140 regulator-min-microvolt = <1800000>; 141 regulator-max-microvolt = <3300000>; 142 regulator-always-on; 143 }; 144 145 vgen2_reg: vldo2 { 146 regulator-min-microvolt = <800000>; 147 regulator-max-microvolt = <1550000>; 148 regulator-always-on; 149 }; 150 151 vgen3_reg: vccsd { 152 regulator-min-microvolt = <2850000>; 153 regulator-max-microvolt = <3300000>; 154 regulator-always-on; 155 }; 156 157 vgen4_reg: v33 { 158 regulator-min-microvolt = <2850000>; 159 regulator-max-microvolt = <3300000>; 160 regulator-always-on; 161 }; 162 163 vgen5_reg: vldo3 { 164 regulator-min-microvolt = <1800000>; 165 regulator-max-microvolt = <3300000>; 166 regulator-always-on; 167 }; 168 169 vgen6_reg: vldo4 { 170 regulator-min-microvolt = <1800000>; 171 regulator-max-microvolt = <3300000>; 172 regulator-always-on; 173 }; 174 }; 175 }; 176 177 eeprom@50 { 178 compatible = "atmel,24c04"; 179 reg = <0x50>; 180 }; 181 182 eeprom@52 { 183 compatible = "atmel,24c04"; 184 reg = <0x52>; 185 }; 186 }; 187 188 &snvs_rtc { 189 status = "disabled"; 190 }; 191 192 &uart2 { 193 pinctrl-names = "default"; 194 pinctrl-0 = <&pinctrl_uart2>; 195 assigned-clocks = <&clks IMX7D_UART2_ROOT_SRC>; 196 assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>; 197 status = "okay"; 198 }; 199 200 &uart4 { 201 pinctrl-names = "default"; 202 pinctrl-0 = <&pinctrl_uart4>; 203 assigned-clocks = <&clks IMX7D_UART4_ROOT_SRC>; 204 assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; 205 status = "okay"; 206 207 mcu { 208 compatible = "zii,rave-sp-rdu2"; 209 current-speed = <1000000>; 210 #address-cells = <1>; 211 #size-cells = <1>; 212 213 watchdog { 214 compatible = "zii,rave-sp-watchdog"; 215 }; 216 217 eeprom@a3 { 218 compatible = "zii,rave-sp-eeprom"; 219 reg = <0xa3 0x4000>; 220 #address-cells = <1>; 221 #size-cells = <1>; 222 zii,eeprom-name = "main-eeprom"; 223 }; 224 }; 225 }; 226 227 &usbotg2 { 228 dr_mode = "host"; 229 disable-over-current; 230 status = "okay"; 231 }; 232 233 &usdhc1 { 234 pinctrl-names = "default"; 235 pinctrl-0 = <&pinctrl_usdhc1>; 236 bus-width = <4>; 237 no-1-8-v; 238 no-sdio; 239 keep-power-in-suspend; 240 status = "okay"; 241 }; 242 243 &usdhc3 { 244 pinctrl-names = "default"; 245 pinctrl-0 = <&pinctrl_usdhc3>; 246 bus-width = <8>; 247 no-1-8-v; 248 non-removable; 249 no-sdio; 250 no-sd; 251 keep-power-in-suspend; 252 status = "okay"; 253 }; 254 255 &wdog1 { 256 status = "disabled"; 257 }; 258 259 &iomuxc { 260 pinctrl_ecspi1: ecspi1grp { 261 fsl,pins = < 262 MX7D_PAD_ECSPI1_SCLK__ECSPI1_SCLK 0x2 263 MX7D_PAD_ECSPI1_MOSI__ECSPI1_MOSI 0x2 264 MX7D_PAD_ECSPI1_MISO__ECSPI1_MISO 0x2 265 MX7D_PAD_ECSPI1_SS0__GPIO4_IO19 0x59 266 >; 267 }; 268 269 pinctrl_enet1: enet1grp { 270 fsl,pins = < 271 MX7D_PAD_SD2_CD_B__ENET1_MDIO 0x3 272 MX7D_PAD_SD2_WP__ENET1_MDC 0x3 273 MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC 0x1 274 MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 0x1 275 MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 0x1 276 MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 0x1 277 MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 0x1 278 MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL 0x1 279 MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC 0x1 280 MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 0x1 281 MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 0x1 282 MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 0x1 283 MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 0x1 284 MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL 0x1 285 >; 286 }; 287 288 pinctrl_enet1_phy_reset: enet1phyresetgrp { 289 fsl,pins = < 290 MX7D_PAD_SD2_RESET_B__GPIO5_IO11 0x14 291 292 >; 293 }; 294 295 pinctrl_i2c1: i2c1grp { 296 fsl,pins = < 297 MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f 298 MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f 299 >; 300 }; 301 302 pinctrl_leds_debug: ledsgrp { 303 fsl,pins = < 304 MX7D_PAD_EPDC_DATA08__GPIO2_IO8 0x59 305 >; 306 }; 307 308 309 pinctrl_uart2: uart2grp { 310 fsl,pins = < 311 MX7D_PAD_UART2_RX_DATA__UART2_DCE_RX 0x79 312 MX7D_PAD_UART2_TX_DATA__UART2_DCE_TX 0x79 313 >; 314 }; 315 316 pinctrl_uart4: uart4grp { 317 fsl,pins = < 318 MX7D_PAD_SD2_DATA0__UART4_DCE_RX 0x79 319 MX7D_PAD_SD2_DATA1__UART4_DCE_TX 0x79 320 >; 321 }; 322 323 pinctrl_usdhc1: usdhc1grp { 324 fsl,pins = < 325 MX7D_PAD_SD1_CMD__SD1_CMD 0x59 326 MX7D_PAD_SD1_CLK__SD1_CLK 0x19 327 MX7D_PAD_SD1_DATA0__SD1_DATA0 0x59 328 MX7D_PAD_SD1_DATA1__SD1_DATA1 0x59 329 MX7D_PAD_SD1_DATA2__SD1_DATA2 0x59 330 MX7D_PAD_SD1_DATA3__SD1_DATA3 0x59 331 >; 332 }; 333 334 pinctrl_usdhc3: usdhc3grp { 335 fsl,pins = < 336 MX7D_PAD_SD3_CMD__SD3_CMD 0x59 337 MX7D_PAD_SD3_CLK__SD3_CLK 0x19 338 MX7D_PAD_SD3_DATA0__SD3_DATA0 0x59 339 MX7D_PAD_SD3_DATA1__SD3_DATA1 0x59 340 MX7D_PAD_SD3_DATA2__SD3_DATA2 0x59 341 MX7D_PAD_SD3_DATA3__SD3_DATA3 0x59 342 MX7D_PAD_SD3_DATA4__SD3_DATA4 0x59 343 MX7D_PAD_SD3_DATA5__SD3_DATA5 0x59 344 MX7D_PAD_SD3_DATA6__SD3_DATA6 0x59 345 MX7D_PAD_SD3_DATA7__SD3_DATA7 0x59 346 MX7D_PAD_SD3_RESET_B__SD3_RESET_B 0x59 347 >; 348 }; 349 }; 350 351 &iomuxc_lpsr { 352 pinctrl_enet1_phy_interrupt: enet1phyinterruptgrp { 353 fsl,pins = < 354 MX7D_PAD_LPSR_GPIO1_IO02__GPIO1_IO2 0x08 355 >; 356 }; 357 }; 358