0001 // SPDX-License-Identifier: (GPL-2.0 or MIT)
0002 //
0003 // Copyright (c) 2021 emtrion GmbH
0004 // Author: Reinhold Müller <reinhold.mueller@emtrion.de>.
0005 //
0006
0007 #include "stm32mp157.dtsi"
0008 #include "stm32mp15xc.dtsi"
0009 #include "stm32mp15-pinctrl.dtsi"
0010 #include "stm32mp15xxac-pinctrl.dtsi"
0011 #include <dt-bindings/gpio/gpio.h>
0012 #include <dt-bindings/mfd/st,stpmic1.h>
0013
0014 / {
0015 aliases {
0016 ethernet0 = ðernet0;
0017 serial0 = &uart4;
0018 serial1 = &usart2;
0019 serial2 = &usart3;
0020 };
0021
0022 chosen {
0023 stdout-path = "serial0:115200n8";
0024 };
0025
0026 memory@c0000000 {
0027 device_type = "memory";
0028 reg = <0xc0000000 0x20000000>;
0029 };
0030
0031 reserved-memory {
0032 #address-cells = <1>;
0033 #size-cells = <1>;
0034 ranges;
0035
0036 mcuram2: mcuram2@10000000 {
0037 compatible = "shared-dma-pool";
0038 reg = <0x10000000 0x40000>;
0039 no-map;
0040 };
0041
0042 vdev0vring0: vdev0vring0@10040000 {
0043 compatible = "shared-dma-pool";
0044 reg = <0x10040000 0x2000>;
0045 no-map;
0046 };
0047
0048 vdev0vring1: vdev0vring1@10042000 {
0049 compatible = "shared-dma-pool";
0050 reg = <0x10042000 0x2000>;
0051 no-map;
0052 };
0053
0054 vdev0buffer: vdev0buffer@10044000 {
0055 compatible = "shared-dma-pool";
0056 reg = <0x10044000 0x4000>;
0057 no-map;
0058 };
0059
0060 mcuram: mcuram@30000000 {
0061 compatible = "shared-dma-pool";
0062 reg = <0x30000000 0x40000>;
0063 no-map;
0064 };
0065
0066 retram: retram@38000000 {
0067 compatible = "shared-dma-pool";
0068 reg = <0x38000000 0x10000>;
0069 no-map;
0070 };
0071
0072 gpu_reserved: gpu@dc000000 {
0073 reg = <0xdc000000 0x4000000>;
0074 no-map;
0075 };
0076 };
0077
0078 led: gpio_leds {
0079 compatible = "gpio-leds";
0080 led-0 {
0081 label = "panic";
0082 gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
0083 linux,default-trigger = "none";
0084 default-state = "off";
0085 panic-indicator;
0086 };
0087 led-1 {
0088 label = "heartbeat";
0089 gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
0090 linux,default-trigger = "heartbeat";
0091 default-state = "on";
0092 };
0093 };
0094 };
0095
0096 &adc {
0097 vdd-supply = <&vdd>;
0098 vdda-supply = <&vdd>;
0099 vref-supply = <&vrefbuf>;
0100 status = "okay";
0101
0102 adc1: adc@0 {
0103 pinctrl-names = "default";
0104 pinctrl-0 = <&adc1_in6_pins_a>;
0105 st,min-sample-time-nsecs = <5000>;
0106 st,adc-channels = <6>;
0107 status = "disabled";
0108 };
0109
0110 adc2: adc@100 {
0111 #address-cells = <1>;
0112 #size-cells = <0>;
0113 status = "okay";
0114 channel@12 {
0115 reg = <12>;
0116 label = "sense_temp";
0117 st,min-sample-time-ns = <9000>;
0118 };
0119 channel@15 {
0120 reg = <15>;
0121 label = "vbat";
0122 st,min-sample-time-ns = <9000>;
0123 };
0124 channel@16 {
0125 reg = <16>;
0126 label = "dac_out1";
0127 st,min-sample-time-ns = <9000>;
0128 };
0129 channel@17 {
0130 reg = <17>;
0131 label = "dac_out1";
0132 st,min-sample-time-ns = <9000>;
0133 };
0134 };
0135 };
0136
0137 &crc1 {
0138 status = "okay";
0139 };
0140
0141 &cryp1 {
0142 status = "okay";
0143 };
0144
0145 &dac {
0146 pinctrl-names = "default";
0147 pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
0148 vref-supply = <&vdda>;
0149 status = "disabled";
0150
0151 dac1: dac@1 {
0152 status = "okay";
0153 };
0154 dac2: dac@2 {
0155 status = "okay";
0156 };
0157 };
0158
0159 &dts {
0160 status = "okay";
0161 };
0162
0163 ðernet0 {
0164 status = "okay";
0165 snps,reset-gpio = <&gpioa 1 GPIO_ACTIVE_LOW>;
0166 snps,reset-active-low;
0167 snps,reset-delays-us = <0 30000 50000>;
0168 pinctrl-0 = <ðernet0_rmii_pins_b>;
0169 pinctrl-1 = <ðernet0_rmii_sleep_pins_b>;
0170 pinctrl-names = "default", "sleep";
0171 phy-mode = "rmii";
0172 max-speed = <100>;
0173 phy-handle = <&phy0>;
0174 st,eth-ref-clk-sel;
0175
0176 mdio0 {
0177 #address-cells = <1>;
0178 #size-cells = <0>;
0179 compatible = "snps,dwmac-mdio";
0180 phy0: ethernet-phy@0 {
0181 reg = <0>;
0182 };
0183 };
0184 };
0185
0186 &gpu {
0187 contiguous-area = <&gpu_reserved>;
0188 };
0189
0190 &hash1 {
0191 status = "okay";
0192 };
0193
0194 &i2c1 {
0195 pinctrl-names = "default", "sleep";
0196 pinctrl-0 = <&i2c1_pins_a>;
0197 pinctrl-1 = <&i2c1_sleep_pins_a>;
0198 i2c-scl-rising-time-ns = <100>;
0199 i2c-scl-falling-time-ns = <7>;
0200 status = "disabled";
0201 /delete-property/dmas;
0202 /delete-property/dma-names;
0203 };
0204
0205 &i2c4 {
0206 pinctrl-names = "default", "sleep";
0207 pinctrl-0 = <&i2c4_pins_a>;
0208 pinctrl-1 = <&i2c4_sleep_pins_a>;
0209 i2c-scl-rising-time-ns = <185>;
0210 i2c-scl-falling-time-ns = <20>;
0211 status = "okay";
0212 /delete-property/dmas;
0213 /delete-property/dma-names;
0214
0215 pmic: stpmic@33 {
0216 compatible = "st,stpmic1";
0217 reg = <0x33>;
0218 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
0219 interrupt-controller;
0220 #interrupt-cells = <2>;
0221 status = "okay";
0222
0223 regulators {
0224 compatible = "st,stpmic1-regulators";
0225
0226 ldo1-supply = <&v3v3>;
0227 ldo3-supply = <&vdd_ddr>;
0228 ldo6-supply = <&v3v3>;
0229 pwr_sw1-supply = <&bst_out>;
0230 pwr_sw2-supply = <&bst_out>;
0231
0232 vddcore: buck1 {
0233 regulator-name = "vddcore";
0234 regulator-min-microvolt = <1200000>;
0235 regulator-max-microvolt = <1350000>;
0236 regulator-always-on;
0237 regulator-initial-mode = <0>;
0238 regulator-over-current-protection;
0239 };
0240
0241 vdd_ddr: buck2 {
0242 regulator-name = "vdd_ddr";
0243 regulator-min-microvolt = <1350000>;
0244 regulator-max-microvolt = <1350000>;
0245 regulator-always-on;
0246 regulator-initial-mode = <0>;
0247 regulator-over-current-protection;
0248 };
0249
0250 vdd: buck3 {
0251 regulator-name = "vdd";
0252 regulator-min-microvolt = <3300000>;
0253 regulator-max-microvolt = <3300000>;
0254 regulator-always-on;
0255 st,mask-reset;
0256 regulator-initial-mode = <0>;
0257 regulator-over-current-protection;
0258 };
0259
0260 v3v3: buck4 {
0261 regulator-name = "v3v3";
0262 regulator-min-microvolt = <3300000>;
0263 regulator-max-microvolt = <3300000>;
0264 regulator-always-on;
0265 regulator-over-current-protection;
0266 regulator-initial-mode = <0>;
0267 };
0268
0269 v1v8_audio: ldo1 {
0270 regulator-name = "v1v8_audio";
0271 regulator-min-microvolt = <1800000>;
0272 regulator-max-microvolt = <1800000>;
0273 regulator-always-on;
0274 interrupts = <IT_CURLIM_LDO1 0>;
0275 };
0276
0277 v3v3_hdmi: ldo2 {
0278 regulator-name = "v3v3_hdmi";
0279 regulator-min-microvolt = <3300000>;
0280 regulator-max-microvolt = <3300000>;
0281 regulator-always-on;
0282 interrupts = <IT_CURLIM_LDO2 0>;
0283 };
0284
0285 vtt_ddr: ldo3 {
0286 regulator-name = "vtt_ddr";
0287 regulator-min-microvolt = <500000>;
0288 regulator-max-microvolt = <750000>;
0289 regulator-always-on;
0290 regulator-over-current-protection;
0291 };
0292
0293 vdd_usb: ldo4 {
0294 regulator-name = "vdd_usb";
0295 regulator-min-microvolt = <3300000>;
0296 regulator-max-microvolt = <3300000>;
0297 interrupts = <IT_CURLIM_LDO4 0>;
0298 };
0299
0300 vdd_sd: ldo5 {
0301 regulator-name = "vdd_sd";
0302 regulator-min-microvolt = <3300000>;
0303 regulator-max-microvolt = <3300000>;
0304 interrupts = <IT_CURLIM_LDO5 0>;
0305 regulator-always-on;
0306 };
0307
0308 vdda: ldo6 {
0309 regulator-name = "vdda";
0310 regulator-min-microvolt = <2900000>;
0311 regulator-max-microvolt = <2900000>;
0312 regulator-always-on;
0313 interrupts = <IT_CURLIM_LDO6 0>;
0314 regulator-boot-on;
0315 };
0316
0317 vref_ddr: vref_ddr {
0318 regulator-name = "vref_ddr";
0319 regulator-always-on;
0320 regulator-over-current-protection;
0321 };
0322
0323 bst_out: boost {
0324 regulator-name = "bst_out";
0325 interrupts = <IT_OCP_BOOST 0>;
0326 };
0327
0328 vbus_otg: pwr_sw1 {
0329 regulator-name = "vbus_otg";
0330 interrupts = <IT_OCP_OTG 0>;
0331 regulator-active-discharge;
0332 };
0333
0334 vbus_usbh: pwr_sw2 {
0335 regulator-name = "usbh_vbus";
0336 interrupts = <IT_OCP_SWOUT 0>;
0337 regulator-always-on;
0338 regulator-boot-on;
0339 };
0340 };
0341
0342 onkey {
0343 compatible = "st,stpmic1-onkey";
0344 interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
0345 interrupt-names = "onkey-falling", "onkey-rising";
0346 status = "okay";
0347 };
0348
0349 watchdog {
0350 compatible = "st,stpmic1-wdt";
0351 status = "disabled";
0352 };
0353 };
0354 };
0355
0356 &i2c5 {
0357 pinctrl-names = "default", "sleep";
0358 pinctrl-0 = <&i2c5_pins_a>;
0359 pinctrl-1 = <&i2c5_sleep_pins_a>;
0360 i2c-scl-rising-time-ns = <185>;
0361 i2c-scl-falling-time-ns = <20>;
0362 /delete-property/dmas;
0363 /delete-property/dma-names;
0364 };
0365
0366 &ipcc {
0367 status = "okay";
0368 };
0369
0370 &iwdg2 {
0371 timeout-sec = <32>;
0372 status = "okay";
0373 };
0374
0375 &m4_rproc {
0376 memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
0377 <&vdev0vring1>, <&vdev0buffer>;
0378 mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
0379 mbox-names = "vq0", "vq1", "shutdown";
0380 interrupt-parent = <&exti>;
0381 interrupts = <68 1>;
0382 interrupt-names = "wdg";
0383 recovery;
0384 status = "okay";
0385 };
0386
0387 &pwr_regulators {
0388 vdd-supply = <&vdd>;
0389 vdd_3v3_usbfs-supply = <&vdd_usb>;
0390 };
0391
0392 &qspi {
0393 pinctrl-names = "default", "sleep";
0394 pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
0395 pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
0396 reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
0397 #address-cells = <1>;
0398 #size-cells = <0>;
0399 status = "okay";
0400
0401 flash0: flash@0 {
0402 compatible = "jedec,spi-nor";
0403 reg = <0>;
0404 spi-max-frequency = <133000000>;
0405 spi-rx-bus-width = <1>;
0406 spi-tx-bus-width = <1>;
0407 #address-cells = <1>;
0408 #size-cells = <1>;
0409 };
0410 };
0411
0412 &rng1 {
0413 status = "okay";
0414 };
0415
0416 &rtc {
0417 status = "okay";
0418 };
0419
0420 &sdmmc2 {
0421 arm,primecell-periphid = <0x10153180>;
0422 pinctrl-names = "default", "opendrain", "sleep";
0423 pinctrl-0 = <&sdmmc2_b4_pins_b>;
0424 pinctrl-1 = <&sdmmc2_b4_od_pins_b>;
0425 pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
0426 non-removable;
0427 st,neg-edge;
0428 bus-width = <4>;
0429 vmmc-supply = <&v3v3>;
0430 status = "okay";
0431 };
0432
0433 &spi1 {
0434 pinctrl-names = "default";
0435 pinctrl-0 = <&spi1_pins_a>;
0436 cs-gpios = <&gpioz 3 0>;
0437 status = "disabled";
0438
0439 spidev@0 {
0440 compatible = "spidev";
0441 reg = <0>;
0442 spi-max-frequency = <100000>;
0443 };
0444 };
0445
0446 &timers1 {
0447 /* spare dmas for other usage */
0448 /delete-property/dmas;
0449 /delete-property/dma-names;
0450 pwm {
0451 pinctrl-0 = <&pwm1_pins_b>;
0452 pinctrl-1 = <&pwm1_sleep_pins_b>;
0453 pinctrl-names = "default", "sleep";
0454 status = "okay";
0455 };
0456 timer@0 {
0457 status = "okay";
0458 };
0459 };
0460
0461 &timers4 {
0462 /delete-property/dmas;
0463 /delete-property/dma-names;
0464 pwm {
0465 pinctrl-0 = <&pwm4_pins_b>;
0466 pinctrl-1 = <&pwm4_sleep_pins_b>;
0467 pinctrl-names = "default", "sleep";
0468 status = "okay";
0469 };
0470 timer@3 {
0471 status = "okay";
0472 };
0473 };
0474
0475 &timers5 {
0476 /delete-property/dmas;
0477 /delete-property/dma-names;
0478 pwm {
0479 pinctrl-0 = <&pwm5_pins_a>;
0480 pinctrl-1 = <&pwm5_sleep_pins_a>;
0481 pinctrl-names = "default", "sleep";
0482 status = "okay";
0483 };
0484 timer@4 {
0485 status = "okay";
0486 };
0487 };
0488
0489 &uart4 {
0490 pinctrl-names = "default", "sleep", "idle";
0491 pinctrl-0 = <&uart4_pins_a>;
0492 pinctrl-1 = <&uart4_sleep_pins_a>;
0493 pinctrl-2 = <&uart4_idle_pins_a>;
0494 status = "okay";
0495 };
0496
0497 &usart2 {
0498 pinctrl-names = "default", "sleep";
0499 pinctrl-0 = <&usart2_pins_a>;
0500 pinctrl-1 = <&usart2_sleep_pins_a>;
0501 status = "okay";
0502 };
0503
0504 &usart3 {
0505 pinctrl-names = "default", "sleep", "idle";
0506 pinctrl-0 = <&usart3_pins_d>;
0507 pinctrl-1 = <&usart3_sleep_pins_d>;
0508 pinctrl-2 = <&usart3_idle_pins_d>;
0509 status = "okay";
0510 };
0511
0512 &usbh_ehci {
0513 phys = <&usbphyc_port0>;
0514 phy-names = "usb";
0515 status = "okay";
0516 };
0517
0518 &usbh_ohci {
0519 phys = <&usbphyc_port0>;
0520 phy-names = "usb";
0521 status = "okay";
0522 };
0523
0524 &usbotg_hs {
0525 dr_mode = "peripheral";
0526 pinctrl-names = "default";
0527 pinctrl-0 = <&usbotg_hs_pins_a>;
0528 phy-names = "usb2-phy";
0529 phys = <&usbphyc_port1 0>;
0530 vbus-supply = <&vbus_otg>;
0531 status = "okay";
0532 };
0533
0534 &usbphyc {
0535 status = "okay";
0536 };
0537
0538 &usbphyc_port0 {
0539 phy-supply = <&vdd_usb>;
0540 };
0541
0542 &usbphyc_port1 {
0543 phy-supply = <&vdd_usb>;
0544 };
0545
0546 &vrefbuf {
0547 regulator-min-microvolt = <2500000>;
0548 regulator-max-microvolt = <2500000>;
0549 vdda-supply = <&vdd>;
0550 status = "okay";
0551 };
0552
