1/* 2 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 9/dts-v1/; 10 11#include "am4372.dtsi" 12#include <dt-bindings/pinctrl/am43xx.h> 13#include <dt-bindings/pwm/pwm.h> 14#include <dt-bindings/gpio/gpio.h> 15#include <dt-bindings/input/input.h> 16 17/ { 18 model = "TI AM437x Industrial Development Kit"; 19 compatible = "ti,am437x-idk-evm","ti,am4372","ti,am43"; 20 21 chosen { 22 stdout-path = &uart0; 23 tick-timer = &timer2; 24 }; 25 26 v24_0d: fixed-regulator-v24_0d { 27 compatible = "regulator-fixed"; 28 regulator-name = "V24_0D"; 29 regulator-min-microvolt = <24000000>; 30 regulator-max-microvolt = <24000000>; 31 regulator-always-on; 32 regulator-boot-on; 33 }; 34 35 v3_3d: fixed-regulator-v3_3d { 36 compatible = "regulator-fixed"; 37 regulator-name = "V3_3D"; 38 regulator-min-microvolt = <3300000>; 39 regulator-max-microvolt = <3300000>; 40 regulator-always-on; 41 regulator-boot-on; 42 vin-supply = <&v24_0d>; 43 }; 44 45 vdd_corereg: fixed-regulator-vdd_corereg { 46 compatible = "regulator-fixed"; 47 regulator-name = "VDD_COREREG"; 48 regulator-min-microvolt = <1100000>; 49 regulator-max-microvolt = <1100000>; 50 regulator-always-on; 51 regulator-boot-on; 52 vin-supply = <&v24_0d>; 53 }; 54 55 vdd_core: fixed-regulator-vdd_core { 56 compatible = "regulator-fixed"; 57 regulator-name = "VDD_CORE"; 58 regulator-min-microvolt = <1100000>; 59 regulator-max-microvolt = <1100000>; 60 regulator-always-on; 61 regulator-boot-on; 62 vin-supply = <&vdd_corereg>; 63 }; 64 65 v1_8dreg: fixed-regulator-v1_8dreg{ 66 compatible = "regulator-fixed"; 67 regulator-name = "V1_8DREG"; 68 regulator-min-microvolt = <1800000>; 69 regulator-max-microvolt = <1800000>; 70 regulator-always-on; 71 regulator-boot-on; 72 vin-supply = <&v24_0d>; 73 }; 74 75 v1_8d: fixed-regulator-v1_8d{ 76 compatible = "regulator-fixed"; 77 regulator-name = "V1_8D"; 78 regulator-min-microvolt = <1800000>; 79 regulator-max-microvolt = <1800000>; 80 regulator-always-on; 81 regulator-boot-on; 82 vin-supply = <&v1_8dreg>; 83 }; 84 85 v1_5dreg: fixed-regulator-v1_5dreg{ 86 compatible = "regulator-fixed"; 87 regulator-name = "V1_5DREG"; 88 regulator-min-microvolt = <1500000>; 89 regulator-max-microvolt = <1500000>; 90 regulator-always-on; 91 regulator-boot-on; 92 vin-supply = <&v24_0d>; 93 }; 94 95 v1_5d: fixed-regulator-v1_5d{ 96 compatible = "regulator-fixed"; 97 regulator-name = "V1_5D"; 98 regulator-min-microvolt = <1500000>; 99 regulator-max-microvolt = <1500000>; 100 regulator-always-on; 101 regulator-boot-on; 102 vin-supply = <&v1_5dreg>; 103 }; 104 105 gpio_keys: gpio_keys { 106 compatible = "gpio-keys"; 107 pinctrl-names = "default"; 108 pinctrl-0 = <&gpio_keys_pins_default>; 109 110 switch@0 { 111 label = "power-button"; 112 linux,code = <KEY_POWER>; 113 gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; 114 }; 115 }; 116 117 /* fixed 32k external oscillator clock */ 118 clk_32k_rtc: clk_32k_rtc { 119 #clock-cells = <0>; 120 compatible = "fixed-clock"; 121 clock-frequency = <32768>; 122 }; 123}; 124 125&am43xx_pinmux { 126 gpio_keys_pins_default: gpio_keys_pins_default { 127 pinctrl-single,pins = < 128 AM4372_IOPAD(0x9b8, PIN_INPUT | MUX_MODE7) /* cam0_field.gpio4_2 */ 129 >; 130 }; 131 132 i2c0_pins_default: i2c0_pins_default { 133 pinctrl-single,pins = < 134 AM4372_IOPAD(0x988, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */ 135 AM4372_IOPAD(0x98c, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */ 136 >; 137 }; 138 139 i2c0_pins_sleep: i2c0_pins_sleep { 140 pinctrl-single,pins = < 141 AM4372_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE7) 142 AM4372_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE7) 143 >; 144 }; 145 146 i2c2_pins_default: i2c2_pins_default { 147 pinctrl-single,pins = < 148 AM4372_IOPAD(0x9e8, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */ 149 AM4372_IOPAD(0x9ec, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */ 150 >; 151 }; 152 153 i2c2_pins_sleep: i2c2_pins_sleep { 154 pinctrl-single,pins = < 155 AM4372_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7) 156 AM4372_IOPAD(0x9ec, PIN_INPUT_PULLDOWN | MUX_MODE7) 157 >; 158 }; 159 160 mmc1_pins_default: pinmux_mmc1_pins_default { 161 pinctrl-single,pins = < 162 AM4372_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */ 163 AM4372_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */ 164 AM4372_IOPAD(0x9f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */ 165 AM4372_IOPAD(0x9f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */ 166 AM4372_IOPAD(0x9f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */ 167 AM4372_IOPAD(0x9fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */ 168 AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */ 169 >; 170 }; 171 172 mmc1_pins_sleep: pinmux_mmc1_pins_sleep { 173 pinctrl-single,pins = < 174 AM4372_IOPAD(0x900, PIN_INPUT_PULLDOWN | MUX_MODE7) 175 AM4372_IOPAD(0x904, PIN_INPUT_PULLDOWN | MUX_MODE7) 176 AM4372_IOPAD(0x9f0, PIN_INPUT_PULLDOWN | MUX_MODE7) 177 AM4372_IOPAD(0x9f4, PIN_INPUT_PULLDOWN | MUX_MODE7) 178 AM4372_IOPAD(0x9f8, PIN_INPUT_PULLDOWN | MUX_MODE7) 179 AM4372_IOPAD(0x9fc, PIN_INPUT_PULLDOWN | MUX_MODE7) 180 AM4372_IOPAD(0x960, PIN_INPUT_PULLDOWN | MUX_MODE7) 181 >; 182 }; 183 184 ecap0_pins_default: backlight_pins_default { 185 pinctrl-single,pins = < 186 AM4372_IOPAD(0x964, PIN_OUTPUT | MUX_MODE0) /* ecap0_in_pwm0_out.ecap0_in_pwm0_out */ 187 >; 188 }; 189 190 cpsw_default: cpsw_default { 191 pinctrl-single,pins = < 192 AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */ 193 AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */ 194 AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */ 195 AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */ 196 AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td2 */ 197 AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td3 */ 198 AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rmii1_rclk */ 199 AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */ 200 AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd0 */ 201 AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd1 */ 202 AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd2 */ 203 AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd3 */ 204 >; 205 }; 206 207 cpsw_sleep: cpsw_sleep { 208 pinctrl-single,pins = < 209 AM4372_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7) 210 AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7) 211 AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7) 212 AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7) 213 AM4372_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7) 214 AM4372_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7) 215 AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7) 216 AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7) 217 AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7) 218 AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7) 219 AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7) 220 AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7) 221 >; 222 }; 223 224 davinci_mdio_default: davinci_mdio_default { 225 pinctrl-single,pins = < 226 /* MDIO */ 227 AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ 228 AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ 229 >; 230 }; 231 232 davinci_mdio_sleep: davinci_mdio_sleep { 233 pinctrl-single,pins = < 234 /* MDIO reset value */ 235 AM4372_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7) 236 AM4372_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7) 237 >; 238 }; 239 240 qspi_pins_default: qspi_pins_default { 241 pinctrl-single,pins = < 242 AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_csn0.qspi_csn */ 243 AM4372_IOPAD(0x888, PIN_OUTPUT | MUX_MODE2) /* gpmc_csn3.qspi_clk */ 244 AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_advn_ale.qspi_d0 */ 245 AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_oen_ren.qspi_d1 */ 246 AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_wen.qspi_d2 */ 247 AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_be0n_cle.qspi_d3 */ 248 >; 249 }; 250 251 qspi_pins_sleep: qspi_pins_sleep{ 252 pinctrl-single,pins = < 253 AM4372_IOPAD(0x87c, PIN_INPUT_PULLDOWN | MUX_MODE7) 254 AM4372_IOPAD(0x888, PIN_INPUT_PULLDOWN | MUX_MODE7) 255 AM4372_IOPAD(0x890, PIN_INPUT_PULLDOWN | MUX_MODE7) 256 AM4372_IOPAD(0x894, PIN_INPUT_PULLDOWN | MUX_MODE7) 257 AM4372_IOPAD(0x898, PIN_INPUT_PULLDOWN | MUX_MODE7) 258 AM4372_IOPAD(0x89c, PIN_INPUT_PULLDOWN | MUX_MODE7) 259 >; 260 }; 261}; 262 263&i2c0 { 264 status = "okay"; 265 pinctrl-names = "default", "sleep"; 266 pinctrl-0 = <&i2c0_pins_default>; 267 pinctrl-1 = <&i2c0_pins_sleep>; 268 clock-frequency = <400000>; 269 270 at24@50 { 271 compatible = "at24,24c256"; 272 pagesize = <64>; 273 reg = <0x50>; 274 }; 275 276 tps: tps62362@60 { 277 compatible = "ti,tps62362"; 278 reg = <0x60>; 279 regulator-name = "VDD_MPU"; 280 regulator-min-microvolt = <950000>; 281 regulator-max-microvolt = <1330000>; 282 regulator-boot-on; 283 regulator-always-on; 284 ti,vsel0-state-high; 285 ti,vsel1-state-high; 286 vin-supply = <&v3_3d>; 287 }; 288}; 289 290&i2c2 { 291 status = "okay"; 292 pinctrl-names = "default", "sleep"; 293 pinctrl-0 = <&i2c2_pins_default>; 294 pinctrl-1 = <&i2c2_pins_sleep>; 295 clock-frequency = <100000>; 296}; 297 298&epwmss0 { 299 status = "okay"; 300}; 301 302&ecap0 { 303 status = "okay"; 304 pinctrl-names = "default"; 305 pinctrl-0 = <&ecap0_pins_default>; 306}; 307 308&gpio0 { 309 status = "okay"; 310}; 311 312&gpio1 { 313 status = "okay"; 314}; 315 316&gpio4 { 317 status = "okay"; 318}; 319 320&gpio5 { 321 status = "okay"; 322}; 323 324&mmc1 { 325 status = "okay"; 326 pinctrl-names = "default", "sleep"; 327 pinctrl-0 = <&mmc1_pins_default>; 328 pinctrl-1 = <&mmc1_pins_sleep>; 329 vmmc-supply = <&v3_3d>; 330 bus-width = <4>; 331 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; 332}; 333 334&qspi { 335 status = "okay"; 336 pinctrl-names = "default", "sleep"; 337 pinctrl-0 = <&qspi_pins_default>; 338 pinctrl-1 = <&qspi_pins_sleep>; 339 340 spi-max-frequency = <48000000>; 341 m25p80@0 { 342 compatible = "mx66l51235l", "spi-flash"; 343 spi-max-frequency = <48000000>; 344 reg = <0>; 345 spi-cpol; 346 spi-cpha; 347 spi-tx-bus-width = <1>; 348 spi-rx-bus-width = <4>; 349 #address-cells = <1>; 350 #size-cells = <1>; 351 352 /* 353 * MTD partition table. The ROM checks the first 512KiB for a 354 * valid file to boot(XIP). 355 */ 356 partition@0 { 357 label = "QSPI.U_BOOT"; 358 reg = <0x00000000 0x000080000>; 359 }; 360 partition@1 { 361 label = "QSPI.U_BOOT.backup"; 362 reg = <0x00080000 0x00080000>; 363 }; 364 partition@2 { 365 label = "QSPI.U-BOOT-SPL_OS"; 366 reg = <0x00100000 0x00010000>; 367 }; 368 partition@3 { 369 label = "QSPI.U_BOOT_ENV"; 370 reg = <0x00110000 0x00010000>; 371 }; 372 partition@4 { 373 label = "QSPI.U-BOOT-ENV.backup"; 374 reg = <0x00120000 0x00010000>; 375 }; 376 partition@5 { 377 label = "QSPI.KERNEL"; 378 reg = <0x00130000 0x0800000>; 379 }; 380 partition@6 { 381 label = "QSPI.FILESYSTEM"; 382 reg = <0x00930000 0x36D0000>; 383 }; 384 }; 385}; 386 387&mac { 388 pinctrl-names = "default", "sleep"; 389 pinctrl-0 = <&cpsw_default>; 390 pinctrl-1 = <&cpsw_sleep>; 391 status = "okay"; 392}; 393 394&davinci_mdio { 395 pinctrl-names = "default", "sleep"; 396 pinctrl-0 = <&davinci_mdio_default>; 397 pinctrl-1 = <&davinci_mdio_sleep>; 398 status = "okay"; 399}; 400 401&cpsw_emac0 { 402 phy_id = <&davinci_mdio>, <0>; 403 phy-mode = "rgmii"; 404}; 405 406&rtc { 407 clocks = <&clk_32k_rtc>, <&clk_32768_ck>; 408 clock-names = "ext-clk", "int-clk"; 409 status = "okay"; 410}; 411 412&wdt { 413 status = "okay"; 414}; 415 416&cpu { 417 cpu0-supply = <&tps>; 418}; 419