1/* 2 * Copyright (c) 2021 Yonatan Schachter 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7#include <arm/armv6-m.dtsi> 8#include <zephyr/dt-bindings/adc/adc.h> 9#include <zephyr/dt-bindings/gpio/gpio.h> 10#include <zephyr/dt-bindings/clock/rpi_pico_clock.h> 11#include <zephyr/dt-bindings/i2c/i2c.h> 12#include <zephyr/dt-bindings/regulator/rpi_pico.h> 13#include <mem.h> 14 15#include "rpi_pico_common.dtsi" 16 17/ { 18 aliases { 19 die-temp0 = &die_temp; 20 }; 21 22 cpus { 23 #address-cells = <1>; 24 #size-cells = <0>; 25 26 cpu0: cpu@0 { 27 compatible = "arm,cortex-m0+"; 28 reg = <0>; 29 }; 30 31 cpu1: cpu@1 { 32 compatible = "arm,cortex-m0+"; 33 reg = <1>; 34 }; 35 }; 36 37 clocks { 38 clk_gpout0: clk-gpout0 { 39 compatible = "raspberrypi,pico-clock"; 40 clocks = <&pll_sys>; 41 clock-names = "pll_sys"; 42 clock-frequency = <125000000>; 43 #clock-cells = <0>; 44 #address-cells = <0>; 45 }; 46 47 clk_gpout1: clk-gpout1 { 48 compatible = "raspberrypi,pico-clock"; 49 clocks = <&pll_sys>; 50 clock-names = "pll_sys"; 51 clock-frequency = <125000000>; 52 #clock-cells = <0>; 53 }; 54 55 clk_gpout2: clk-gpout2 { 56 compatible = "raspberrypi,pico-clock"; 57 clocks = <&pll_sys>; 58 clock-names = "pll_sys"; 59 clock-frequency = <125000000>; 60 #clock-cells = <0>; 61 }; 62 63 clk_gpout3: clk-gpout3 { 64 compatible = "raspberrypi,pico-clock"; 65 clocks = <&pll_sys>; 66 clock-names = "pll_sys"; 67 clock-frequency = <125000000>; 68 #clock-cells = <0>; 69 }; 70 71 clk_ref: clk-ref { 72 compatible = "raspberrypi,pico-clock"; 73 clocks = <&xosc>; 74 clock-names = "xosc"; 75 clock-frequency = <12000000>; 76 #clock-cells = <0>; 77 }; 78 79 clk_sys: clk-sys { 80 compatible = "raspberrypi,pico-clock"; 81 clocks = <&pll_sys>; 82 clock-names = "pll_sys"; 83 clock-frequency = <125000000>; 84 #clock-cells = <0>; 85 }; 86 87 clk_usb: clk-usb { 88 compatible = "raspberrypi,pico-clock"; 89 clocks = <&pll_usb>; 90 clock-names = "pll_usb"; 91 clock-frequency = <48000000>; 92 #clock-cells = <0>; 93 }; 94 95 clk_adc: clk-adc { 96 compatible = "raspberrypi,pico-clock"; 97 clocks = <&pll_usb>; 98 clock-names = "pll_usb"; 99 clock-frequency = <48000000>; 100 #clock-cells = <0>; 101 }; 102 103 clk_rtc: clk-rtc { 104 compatible = "raspberrypi,pico-clock"; 105 clocks = <&pll_usb>; 106 clock-names = "pll_usb"; 107 clock-frequency = <46875>; 108 #clock-cells = <0>; 109 }; 110 111 clk_peri: clk-peri { 112 compatible = "raspberrypi,pico-clock"; 113 clocks = <&clk_sys>; 114 clock-names = "clk_sys"; 115 clock-frequency = <125000000>; 116 #clock-cells = <0>; 117 }; 118 119 pll_sys: pll-sys { 120 compatible = "raspberrypi,pico-pll"; 121 clocks = <&xosc>; 122 clock-names = "xosc"; 123 clock-div= <1>; 124 fb-div= <125>; 125 post-div1 = <6>; 126 post-div2 = <2>; 127 #clock-cells = <0>; 128 }; 129 130 pll_usb: pll-usb { 131 compatible = "raspberrypi,pico-pll"; 132 clocks = <&xosc>; 133 clock-names = "xosc"; 134 clock-div= <1>; 135 fb-div = <100>; 136 post-div1 = <5>; 137 post-div2 = <5>; 138 #clock-cells = <0>; 139 }; 140 141 rosc: rosc { 142 compatible = "raspberrypi,pico-rosc"; 143 clock-frequency = <6500000>; 144 range = <RPI_PICO_ROSC_RANGE_RESET>; 145 stage-drive-strength = <0>, <0>, <0>, <0>, <0>, <0>, <0>, <0>; 146 clock-div = <16>; 147 phase = <0>; 148 #clock-cells = <0>; 149 }; 150 151 rosc_ph: rosc-ph { 152 compatible = "raspberrypi,pico-clock"; 153 clock-frequency = <6500000>; 154 clocks = <&rosc>; 155 clock-names = "rosc"; 156 #clock-cells = <0>; 157 }; 158 159 xosc: xosc { 160 compatible = "raspberrypi,pico-clock"; 161 clock-frequency = <12000000>; 162 #clock-cells = <0>; 163 }; 164 165 gpin0: gpin0 { 166 compatible = "raspberrypi,pico-clock"; 167 status = "disabled"; 168 clock-frequency = <0>; 169 #clock-cells = <0>; 170 }; 171 172 gpin1: gpin1 { 173 compatible = "raspberrypi,pico-clock"; 174 status = "disabled"; 175 clock-frequency = <0>; 176 #clock-cells = <0>; 177 }; 178 }; 179 180 soc { 181 compatible = "raspberrypi,rp2040", "simple-bus"; 182 183 sram0: memory@20000000 { 184 compatible = "mmio-sram"; 185 reg = <0x20000000 DT_SIZE_K(264)>; 186 }; 187 188 ssi: flash-controller@18000000 { 189 compatible = "raspberrypi,pico-flash-controller"; 190 reg = <0x18000000 0xfc>; 191 192 #address-cells = <1>; 193 #size-cells = <1>; 194 195 flash0: flash@10000000 { 196 compatible = "soc-nv-flash"; 197 write-block-size = <1>; 198 erase-block-size = <DT_SIZE_K(4)>; 199 }; 200 }; 201 202 reset: reset-controller@4000c000 { 203 compatible = "raspberrypi,pico-reset"; 204 reg = <0x4000c000 DT_SIZE_K(4)>; 205 reg-width = <4>; 206 active-low = <0>; 207 #reset-cells = <1>; 208 }; 209 210 clocks: clock-controller@40008000 { 211 compatible = "raspberrypi,pico-clock-controller"; 212 reg = <0x40008000 DT_SIZE_K(4) 213 0x40024000 DT_SIZE_K(4) 214 0x40028000 DT_SIZE_K(4) 215 0x4002c000 DT_SIZE_K(4) 216 0x40060000 DT_SIZE_K(4)>; 217 reg-names = "clocks", "xosc", "pll_sys", "pll_usb", "rosc"; 218 #clock-cells = <1>; 219 status = "okay"; 220 clocks = <&clk_gpout0>, <&clk_gpout1>, <&clk_gpout2>, <&clk_gpout3>, 221 <&clk_ref>, <&clk_sys>, <&clk_peri>, 222 <&clk_usb>, <&clk_adc>, <&clk_rtc>, 223 <&pll_sys>, <&pll_usb>, <&xosc>, <&rosc>, <&rosc_ph>, 224 <&gpin0>, <&gpin1>; 225 clock-names = "clk_gpout0", "clk_gpout1", "clk_gpout2", "clk_gpout3", 226 "clk_ref", "clk_sys", "clk_peri", 227 "clk_usb", "clk_adc", "clk_rtc", 228 "pll_sys", "pll_usb", "xosc", "rosc", "rosc_ph", 229 "gpin0", "gpin1"; 230 }; 231 232 gpio0: gpio@40014000 { 233 compatible = "raspberrypi,pico-gpio"; 234 reg = <0x40014000 DT_SIZE_K(4)>; 235 interrupts = <13 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 236 gpio-controller; 237 #gpio-cells = <2>; 238 status = "disabled"; 239 ngpios = <30>; 240 }; 241 242 uart0: uart@40034000 { 243 compatible = "raspberrypi,pico-uart"; 244 reg = <0x40034000 DT_SIZE_K(4)>; 245 clocks = <&clocks RPI_PICO_CLKID_CLK_PERI>; 246 resets = <&reset RPI_PICO_RESETS_RESET_UART0>; 247 interrupts = <20 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 248 interrupt-names = "uart0"; 249 status = "disabled"; 250 }; 251 252 uart1: uart@40038000 { 253 compatible = "raspberrypi,pico-uart"; 254 reg = <0x40038000 DT_SIZE_K(4)>; 255 clocks = <&clocks RPI_PICO_CLKID_CLK_PERI>; 256 resets = <&reset RPI_PICO_RESETS_RESET_UART1>; 257 interrupts = <21 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 258 interrupt-names = "uart1"; 259 status = "disabled"; 260 }; 261 262 spi0: spi@4003c000 { 263 compatible = "raspberrypi,pico-spi", "arm,pl022"; 264 #address-cells = <1>; 265 #size-cells = <0>; 266 reg = <0x4003c000 DT_SIZE_K(4)>; 267 clocks = <&clocks RPI_PICO_CLKID_CLK_PERI>; 268 resets = <&reset RPI_PICO_RESETS_RESET_SPI0>; 269 interrupts = <18 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 270 interrupt-names = "spi0"; 271 status = "disabled"; 272 }; 273 274 spi1: spi@40040000 { 275 compatible = "raspberrypi,pico-spi", "arm,pl022"; 276 #address-cells = <1>; 277 #size-cells = <0>; 278 reg = <0x40040000 DT_SIZE_K(4)>; 279 resets = <&reset RPI_PICO_RESETS_RESET_SPI1>; 280 clocks = <&clocks RPI_PICO_CLKID_CLK_PERI>; 281 interrupts = <19 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 282 interrupt-names = "spi1"; 283 status = "disabled"; 284 }; 285 286 adc: adc@4004c000 { 287 compatible = "raspberrypi,pico-adc"; 288 reg = <0x4004c000 DT_SIZE_K(4)>; 289 resets = <&reset RPI_PICO_RESETS_RESET_ADC>; 290 clocks = <&clocks RPI_PICO_CLKID_CLK_ADC>; 291 interrupts = <22 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 292 interrupt-names = "adc0"; 293 status = "disabled"; 294 #io-channel-cells = <1>; 295 }; 296 297 i2c0: i2c@40044000 { 298 compatible = "raspberrypi,pico-i2c", "snps,designware-i2c"; 299 #address-cells = <1>; 300 #size-cells = <0>; 301 reg = <0x40044000 DT_SIZE_K(4)>; 302 resets = <&reset RPI_PICO_RESETS_RESET_I2C0>; 303 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 304 interrupts = <23 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 305 interrupt-names = "i2c0"; 306 status = "disabled"; 307 }; 308 309 i2c1: i2c@40048000 { 310 compatible = "raspberrypi,pico-i2c", "snps,designware-i2c"; 311 #address-cells = <1>; 312 #size-cells = <0>; 313 reg = <0x40048000 DT_SIZE_K(4)>; 314 resets = <&reset RPI_PICO_RESETS_RESET_I2C0>; 315 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 316 interrupts = <24 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 317 interrupt-names = "i2c1"; 318 status = "disabled"; 319 }; 320 321 wdt0: watchdog@40058000 { 322 compatible = "raspberrypi,pico-watchdog"; 323 reg = <0x40058000 DT_SIZE_K(4)>; 324 clocks = <&clocks RPI_PICO_CLKID_CLK_REF>; 325 status = "disabled"; 326 }; 327 328 usbd: usbd@50100000 { 329 compatible = "raspberrypi,pico-usbd"; 330 reg = <0x50100000 0x10000>; 331 resets = <&reset RPI_PICO_RESETS_RESET_USBCTRL>; 332 clocks = <&clocks RPI_PICO_CLKID_CLK_USB>; 333 interrupts = <5 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 334 interrupt-names = "usbctrl"; 335 num-bidir-endpoints = <16>; 336 status = "disabled"; 337 }; 338 339 pwm: pwm@40050000 { 340 compatible = "raspberrypi,pico-pwm"; 341 reg = <0x40050000 DT_SIZE_K(4)>; 342 resets = <&reset RPI_PICO_RESETS_RESET_PWM>; 343 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 344 interrupts = <4 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 345 interrupt-names = "PWM_IRQ_WRAP"; 346 status = "disabled"; 347 #pwm-cells = <3>; 348 }; 349 350 timer: timer@40054000 { 351 compatible = "raspberrypi,pico-timer"; 352 reg = <0x40054000 DT_SIZE_K(4)>; 353 resets = <&reset RPI_PICO_RESETS_RESET_TIMER>; 354 clocks = <&clocks RPI_PICO_CLKID_CLK_REF>; 355 interrupts = <0 RPI_PICO_DEFAULT_IRQ_PRIORITY>, 356 <1 RPI_PICO_DEFAULT_IRQ_PRIORITY>, 357 <2 RPI_PICO_DEFAULT_IRQ_PRIORITY>, 358 <3 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 359 interrupt-names = "TIMER_IRQ_0", 360 "TIMER_IRQ_1", 361 "TIMER_IRQ_2", 362 "TIMER_IRQ_3"; 363 status = "disabled"; 364 }; 365 366 dma: dma@50000000 { 367 compatible = "raspberrypi,pico-dma"; 368 reg = <0x50000000 DT_SIZE_K(64)>; 369 resets = <&reset RPI_PICO_RESETS_RESET_DMA>; 370 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 371 interrupts = <11 RPI_PICO_DEFAULT_IRQ_PRIORITY>, 372 <12 RPI_PICO_DEFAULT_IRQ_PRIORITY>; 373 interrupt-names = "dma0", "dma1"; 374 dma-channels = <12>; 375 status = "disabled"; 376 #dma-cells = <3>; 377 }; 378 379 vreg: vreg@40064000 { 380 compatible = "raspberrypi,core-supply-regulator"; 381 reg = <0x40064000 1>; 382 status = "okay"; 383 raspberrypi,brown-out-detection; 384 raspberrypi,brown-out-threshold = <860000>; 385 }; 386 387 pio0: pio@50200000 { 388 compatible = "raspberrypi,pico-pio"; 389 reg = <0x50200000 DT_SIZE_K(4)>; 390 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 391 resets = <&reset RPI_PICO_RESETS_RESET_PIO0>; 392 status = "disabled"; 393 }; 394 395 pio1: pio@50300000 { 396 compatible = "raspberrypi,pico-pio"; 397 reg = <0x50300000 DT_SIZE_K(4)>; 398 clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>; 399 resets = <&reset RPI_PICO_RESETS_RESET_PIO1>; 400 status = "disabled"; 401 }; 402 }; 403 404 pinctrl: pin-controller { 405 compatible = "raspberrypi,pico-pinctrl"; 406 }; 407 408 die_temp: dietemp { 409 compatible = "raspberrypi,pico-temp"; 410 io-channels = <&adc 4>; 411 status = "disabled"; 412 }; 413}; 414 415&nvic { 416 arm,num-irq-priority-bits = <2>; 417}; 418