0001 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
0002 /*
0003 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
0004 * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
0005 */
0006 /dts-v1/;
0007
0008 #include "stm32mp157.dtsi"
0009 #include "stm32mp15xc.dtsi"
0010 #include "stm32mp15-pinctrl.dtsi"
0011 #include "stm32mp15xxaa-pinctrl.dtsi"
0012 #include <dt-bindings/gpio/gpio.h>
0013 #include <dt-bindings/mfd/st,stpmic1.h>
0014
0015 / {
0016 model = "STMicroelectronics STM32MP157C eval daughter";
0017 compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
0018
0019 chosen {
0020 stdout-path = "serial0:115200n8";
0021 };
0022
0023 memory@c0000000 {
0024 device_type = "memory";
0025 reg = <0xC0000000 0x40000000>;
0026 };
0027
0028 reserved-memory {
0029 #address-cells = <1>;
0030 #size-cells = <1>;
0031 ranges;
0032
0033 mcuram2: mcuram2@10000000 {
0034 compatible = "shared-dma-pool";
0035 reg = <0x10000000 0x40000>;
0036 no-map;
0037 };
0038
0039 vdev0vring0: vdev0vring0@10040000 {
0040 compatible = "shared-dma-pool";
0041 reg = <0x10040000 0x1000>;
0042 no-map;
0043 };
0044
0045 vdev0vring1: vdev0vring1@10041000 {
0046 compatible = "shared-dma-pool";
0047 reg = <0x10041000 0x1000>;
0048 no-map;
0049 };
0050
0051 vdev0buffer: vdev0buffer@10042000 {
0052 compatible = "shared-dma-pool";
0053 reg = <0x10042000 0x4000>;
0054 no-map;
0055 };
0056
0057 mcuram: mcuram@30000000 {
0058 compatible = "shared-dma-pool";
0059 reg = <0x30000000 0x40000>;
0060 no-map;
0061 };
0062
0063 retram: retram@38000000 {
0064 compatible = "shared-dma-pool";
0065 reg = <0x38000000 0x10000>;
0066 no-map;
0067 };
0068
0069 gpu_reserved: gpu@e8000000 {
0070 reg = <0xe8000000 0x8000000>;
0071 no-map;
0072 };
0073 };
0074
0075 aliases {
0076 serial0 = &uart4;
0077 };
0078
0079 sd_switch: regulator-sd_switch {
0080 compatible = "regulator-gpio";
0081 regulator-name = "sd_switch";
0082 regulator-min-microvolt = <1800000>;
0083 regulator-max-microvolt = <2900000>;
0084 regulator-type = "voltage";
0085 regulator-always-on;
0086
0087 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
0088 gpios-states = <0>;
0089 states = <1800000 0x1>,
0090 <2900000 0x0>;
0091 };
0092
0093 vin: vin {
0094 compatible = "regulator-fixed";
0095 regulator-name = "vin";
0096 regulator-min-microvolt = <5000000>;
0097 regulator-max-microvolt = <5000000>;
0098 regulator-always-on;
0099 };
0100 };
0101
0102 &adc {
0103 /* ANA0, ANA1 are dedicated pins and don't need pinctrl: only in6. */
0104 pinctrl-0 = <&adc1_in6_pins_a>;
0105 pinctrl-names = "default";
0106 vdd-supply = <&vdd>;
0107 vdda-supply = <&vdda>;
0108 vref-supply = <&vdda>;
0109 status = "disabled";
0110 adc1: adc@0 {
0111 st,adc-channels = <0 1 6>;
0112 /* 16.5 ck_cycles sampling time */
0113 st,min-sample-time-nsecs = <400>;
0114 status = "okay";
0115 };
0116 };
0117
0118 &crc1 {
0119 status = "okay";
0120 };
0121
0122 &cryp1 {
0123 status = "okay";
0124 };
0125
0126 &dac {
0127 pinctrl-names = "default";
0128 pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
0129 vref-supply = <&vdda>;
0130 status = "disabled";
0131 dac1: dac@1 {
0132 status = "okay";
0133 };
0134 dac2: dac@2 {
0135 status = "okay";
0136 };
0137 };
0138
0139 &dts {
0140 status = "okay";
0141 };
0142
0143 &gpu {
0144 contiguous-area = <&gpu_reserved>;
0145 };
0146
0147 &hash1 {
0148 status = "okay";
0149 };
0150
0151 &i2c4 {
0152 pinctrl-names = "default", "sleep";
0153 pinctrl-0 = <&i2c4_pins_a>;
0154 pinctrl-1 = <&i2c4_sleep_pins_a>;
0155 i2c-scl-rising-time-ns = <185>;
0156 i2c-scl-falling-time-ns = <20>;
0157 clock-frequency = <400000>;
0158 status = "okay";
0159 /* spare dmas for other usage */
0160 /delete-property/dmas;
0161 /delete-property/dma-names;
0162
0163 pmic: stpmic@33 {
0164 compatible = "st,stpmic1";
0165 reg = <0x33>;
0166 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
0167 interrupt-controller;
0168 #interrupt-cells = <2>;
0169 status = "okay";
0170
0171 regulators {
0172 compatible = "st,stpmic1-regulators";
0173 buck1-supply = <&vin>;
0174 buck2-supply = <&vin>;
0175 buck3-supply = <&vin>;
0176 buck4-supply = <&vin>;
0177 ldo1-supply = <&v3v3>;
0178 ldo2-supply = <&v3v3>;
0179 ldo3-supply = <&vdd_ddr>;
0180 ldo4-supply = <&vin>;
0181 ldo5-supply = <&v3v3>;
0182 ldo6-supply = <&v3v3>;
0183 vref_ddr-supply = <&vin>;
0184 boost-supply = <&vin>;
0185 pwr_sw1-supply = <&bst_out>;
0186 pwr_sw2-supply = <&bst_out>;
0187
0188 vddcore: buck1 {
0189 regulator-name = "vddcore";
0190 regulator-min-microvolt = <1200000>;
0191 regulator-max-microvolt = <1350000>;
0192 regulator-always-on;
0193 regulator-initial-mode = <0>;
0194 regulator-over-current-protection;
0195 };
0196
0197 vdd_ddr: buck2 {
0198 regulator-name = "vdd_ddr";
0199 regulator-min-microvolt = <1350000>;
0200 regulator-max-microvolt = <1350000>;
0201 regulator-always-on;
0202 regulator-initial-mode = <0>;
0203 regulator-over-current-protection;
0204 };
0205
0206 vdd: buck3 {
0207 regulator-name = "vdd";
0208 regulator-min-microvolt = <3300000>;
0209 regulator-max-microvolt = <3300000>;
0210 regulator-always-on;
0211 st,mask-reset;
0212 regulator-initial-mode = <0>;
0213 regulator-over-current-protection;
0214 };
0215
0216 v3v3: buck4 {
0217 regulator-name = "v3v3";
0218 regulator-min-microvolt = <3300000>;
0219 regulator-max-microvolt = <3300000>;
0220 regulator-always-on;
0221 regulator-over-current-protection;
0222 regulator-initial-mode = <0>;
0223 };
0224
0225 vdda: ldo1 {
0226 regulator-name = "vdda";
0227 regulator-min-microvolt = <2900000>;
0228 regulator-max-microvolt = <2900000>;
0229 interrupts = <IT_CURLIM_LDO1 0>;
0230 };
0231
0232 v2v8: ldo2 {
0233 regulator-name = "v2v8";
0234 regulator-min-microvolt = <2800000>;
0235 regulator-max-microvolt = <2800000>;
0236 interrupts = <IT_CURLIM_LDO2 0>;
0237 };
0238
0239 vtt_ddr: ldo3 {
0240 regulator-name = "vtt_ddr";
0241 regulator-min-microvolt = <500000>;
0242 regulator-max-microvolt = <750000>;
0243 regulator-always-on;
0244 regulator-over-current-protection;
0245 };
0246
0247 vdd_usb: ldo4 {
0248 regulator-name = "vdd_usb";
0249 interrupts = <IT_CURLIM_LDO4 0>;
0250 };
0251
0252 vdd_sd: ldo5 {
0253 regulator-name = "vdd_sd";
0254 regulator-min-microvolt = <2900000>;
0255 regulator-max-microvolt = <2900000>;
0256 interrupts = <IT_CURLIM_LDO5 0>;
0257 regulator-boot-on;
0258 };
0259
0260 v1v8: ldo6 {
0261 regulator-name = "v1v8";
0262 regulator-min-microvolt = <1800000>;
0263 regulator-max-microvolt = <1800000>;
0264 interrupts = <IT_CURLIM_LDO6 0>;
0265 };
0266
0267 vref_ddr: vref_ddr {
0268 regulator-name = "vref_ddr";
0269 regulator-always-on;
0270 };
0271
0272 bst_out: boost {
0273 regulator-name = "bst_out";
0274 interrupts = <IT_OCP_BOOST 0>;
0275 };
0276
0277 vbus_otg: pwr_sw1 {
0278 regulator-name = "vbus_otg";
0279 interrupts = <IT_OCP_OTG 0>;
0280 };
0281
0282 vbus_sw: pwr_sw2 {
0283 regulator-name = "vbus_sw";
0284 interrupts = <IT_OCP_SWOUT 0>;
0285 regulator-active-discharge = <1>;
0286 };
0287 };
0288
0289 onkey {
0290 compatible = "st,stpmic1-onkey";
0291 interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
0292 interrupt-names = "onkey-falling", "onkey-rising";
0293 power-off-time-sec = <10>;
0294 status = "okay";
0295 };
0296
0297 watchdog {
0298 compatible = "st,stpmic1-wdt";
0299 status = "disabled";
0300 };
0301 };
0302 };
0303
0304 &ipcc {
0305 status = "okay";
0306 };
0307
0308 &iwdg2 {
0309 timeout-sec = <32>;
0310 status = "okay";
0311 };
0312
0313 &m4_rproc {
0314 memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
0315 <&vdev0vring1>, <&vdev0buffer>;
0316 mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
0317 mbox-names = "vq0", "vq1", "shutdown", "detach";
0318 interrupt-parent = <&exti>;
0319 interrupts = <68 1>;
0320 status = "okay";
0321 };
0322
0323 &pwr_regulators {
0324 vdd-supply = <&vdd>;
0325 vdd_3v3_usbfs-supply = <&vdd_usb>;
0326 };
0327
0328 &rng1 {
0329 status = "okay";
0330 };
0331
0332 &rtc {
0333 status = "okay";
0334 };
0335
0336 &sdmmc1 {
0337 pinctrl-names = "default", "opendrain", "sleep";
0338 pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
0339 pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
0340 pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
0341 cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
0342 disable-wp;
0343 st,sig-dir;
0344 st,neg-edge;
0345 st,use-ckin;
0346 bus-width = <4>;
0347 vmmc-supply = <&vdd_sd>;
0348 vqmmc-supply = <&sd_switch>;
0349 sd-uhs-sdr12;
0350 sd-uhs-sdr25;
0351 sd-uhs-sdr50;
0352 sd-uhs-ddr50;
0353 status = "okay";
0354 };
0355
0356 &sdmmc2 {
0357 pinctrl-names = "default", "opendrain", "sleep";
0358 pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
0359 pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
0360 pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
0361 non-removable;
0362 no-sd;
0363 no-sdio;
0364 st,neg-edge;
0365 bus-width = <8>;
0366 vmmc-supply = <&v3v3>;
0367 vqmmc-supply = <&vdd>;
0368 mmc-ddr-3_3v;
0369 status = "okay";
0370 };
0371
0372 &timers6 {
0373 status = "okay";
0374 /* spare dmas for other usage */
0375 /delete-property/dmas;
0376 /delete-property/dma-names;
0377 timer@5 {
0378 status = "okay";
0379 };
0380 };
0381
0382 &uart4 {
0383 pinctrl-names = "default", "sleep", "idle";
0384 pinctrl-0 = <&uart4_pins_a>;
0385 pinctrl-1 = <&uart4_sleep_pins_a>;
0386 pinctrl-2 = <&uart4_idle_pins_a>;
0387 /delete-property/dmas;
0388 /delete-property/dma-names;
0389 status = "okay";
0390 };
0391
0392 &usbotg_hs {
0393 vbus-supply = <&vbus_otg>;
0394 };
0395
0396 &usbphyc_port0 {
0397 phy-supply = <&vdd_usb>;
0398 };
0399
0400 &usbphyc_port1 {
0401 phy-supply = <&vdd_usb>;
0402 };
