arch/arm/dts/stm32mp157c-ed1.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
   4  * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
   5  */
   6 /dts-v1/;
   7
   8 #include "stm32mp157.dtsi"
   9 #include "stm32mp15xc.dtsi"
  10 #include "stm32mp15-pinctrl.dtsi"
  11 #include "stm32mp15xxaa-pinctrl.dtsi"
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/mfd/st,stpmic1.h>
  14
  15 / {
  16         model = "STMicroelectronics STM32MP157C eval daughter";
  17         compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
  18
  19         chosen {
  20                 stdout-path = "serial0:115200n8";
  21         };
  22
  23         memory@c0000000 {
  24                 device_type = "memory";
  25                 reg = <0xC0000000 0x40000000>;
  26         };
  27
  28         reserved-memory {
  29                 #address-cells = <1>;
  30                 #size-cells = <1>;
  31                 ranges;
  32
  33                 mcuram2: mcuram2@10000000 {
  34                         compatible = "shared-dma-pool";
  35                         reg = <0x10000000 0x40000>;
  36                         no-map;
  37                 };
  38
  39                 vdev0vring0: vdev0vring0@10040000 {
  40                         compatible = "shared-dma-pool";
  41                         reg = <0x10040000 0x1000>;
  42                         no-map;
  43                 };
  44
  45                 vdev0vring1: vdev0vring1@10041000 {
  46                         compatible = "shared-dma-pool";
  47                         reg = <0x10041000 0x1000>;
  48                         no-map;
  49                 };
  50
  51                 vdev0buffer: vdev0buffer@10042000 {
  52                         compatible = "shared-dma-pool";
  53                         reg = <0x10042000 0x4000>;
  54                         no-map;
  55                 };
  56
  57                 mcuram: mcuram@30000000 {
  58                         compatible = "shared-dma-pool";
  59                         reg = <0x30000000 0x40000>;
  60                         no-map;
  61                 };
  62
  63                 retram: retram@38000000 {
  64                         compatible = "shared-dma-pool";
  65                         reg = <0x38000000 0x10000>;
  66                         no-map;
  67                 };
  68
  69                 gpu_reserved: gpu@e8000000 {
  70                         reg = <0xe8000000 0x8000000>;
  71                         no-map;
  72                 };
  73
  74                 optee@fe000000 {
  75                         reg = <0xfe000000 0x02000000>;
  76                         no-map;
  77                 };
  78         };
  79
  80         aliases {
  81                 serial0 = &uart4;
  82         };
  83
  84         sd_switch: regulator-sd_switch {
  85                 compatible = "regulator-gpio";
  86                 regulator-name = "sd_switch";
  87                 regulator-min-microvolt = <1800000>;
  88                 regulator-max-microvolt = <2900000>;
  89                 regulator-type = "voltage";
  90                 regulator-always-on;
  91
  92                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
  93                 gpios-states = <0>;
  94                 states = <1800000 0x1>,
  95                          <2900000 0x0>;
  96         };
  97 };
  98
  99 &adc {
 100         /* ANA0, ANA1 are dedicated pins and don't need pinctrl: only in6. */
 101         pinctrl-0 = <&adc1_in6_pins_a>;
 102         pinctrl-names = "default";
 103         vdd-supply = <&vdd>;
 104         vdda-supply = <&vdda>;
 105         vref-supply = <&vdda>;
 106         status = "disabled";
 107         adc1: adc@0 {
 108                 st,adc-channels = <0 1 6>;
 109                 /* 16.5 ck_cycles sampling time */
 110                 st,min-sample-time-nsecs = <400>;
 111                 status = "okay";
 112         };
 113 };
 114
 115 &dac {
 116         pinctrl-names = "default";
 117         pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
 118         vref-supply = <&vdda>;
 119         status = "disabled";
 120         dac1: dac@1 {
 121                 status = "okay";
 122         };
 123         dac2: dac@2 {
 124                 status = "okay";
 125         };
 126 };
 127
 128 &dts {
 129         status = "okay";
 130 };
 131
 132 &gpu {
 133         contiguous-area = <&gpu_reserved>;
 134         status = "okay";
 135 };
 136
 137 &i2c4 {
 138         pinctrl-names = "default", "sleep";
 139         pinctrl-0 = <&i2c4_pins_a>;
 140         pinctrl-1 = <&i2c4_pins_sleep_a>;
 141         i2c-scl-rising-time-ns = <185>;
 142         i2c-scl-falling-time-ns = <20>;
 143         clock-frequency = <400000>;
 144         status = "okay";
 145         /* spare dmas for other usage */
 146         /delete-property/dmas;
 147         /delete-property/dma-names;
 148
 149         pmic: stpmic@33 {
 150                 compatible = "st,stpmic1";
 151                 reg = <0x33>;
 152                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 153                 interrupt-controller;
 154                 #interrupt-cells = <2>;
 155                 status = "okay";
 156
 157                 regulators {
 158                         compatible = "st,stpmic1-regulators";
 159                         ldo1-supply = <&v3v3>;
 160                         ldo2-supply = <&v3v3>;
 161                         ldo3-supply = <&vdd_ddr>;
 162                         ldo5-supply = <&v3v3>;
 163                         ldo6-supply = <&v3v3>;
 164                         pwr_sw1-supply = <&bst_out>;
 165                         pwr_sw2-supply = <&bst_out>;
 166
 167                         vddcore: buck1 {
 168                                 regulator-name = "vddcore";
 169                                 regulator-min-microvolt = <1200000>;
 170                                 regulator-max-microvolt = <1350000>;
 171                                 regulator-always-on;
 172                                 regulator-initial-mode = <0>;
 173                                 regulator-over-current-protection;
 174                         };
 175
 176                         vdd_ddr: buck2 {
 177                                 regulator-name = "vdd_ddr";
 178                                 regulator-min-microvolt = <1350000>;
 179                                 regulator-max-microvolt = <1350000>;
 180                                 regulator-always-on;
 181                                 regulator-initial-mode = <0>;
 182                                 regulator-over-current-protection;
 183                         };
 184
 185                         vdd: buck3 {
 186                                 regulator-name = "vdd";
 187                                 regulator-min-microvolt = <3300000>;
 188                                 regulator-max-microvolt = <3300000>;
 189                                 regulator-always-on;
 190                                 st,mask-reset;
 191                                 regulator-initial-mode = <0>;
 192                                 regulator-over-current-protection;
 193                         };
 194
 195                         v3v3: buck4 {
 196                                 regulator-name = "v3v3";
 197                                 regulator-min-microvolt = <3300000>;
 198                                 regulator-max-microvolt = <3300000>;
 199                                 regulator-always-on;
 200                                 regulator-over-current-protection;
 201                                 regulator-initial-mode = <0>;
 202                         };
 203
 204                         vdda: ldo1 {
 205                                 regulator-name = "vdda";
 206                                 regulator-min-microvolt = <2900000>;
 207                                 regulator-max-microvolt = <2900000>;
 208                                 interrupts = <IT_CURLIM_LDO1 0>;
 209                         };
 210
 211                         v2v8: ldo2 {
 212                                 regulator-name = "v2v8";
 213                                 regulator-min-microvolt = <2800000>;
 214                                 regulator-max-microvolt = <2800000>;
 215                                 interrupts = <IT_CURLIM_LDO2 0>;
 216                         };
 217
 218                         vtt_ddr: ldo3 {
 219                                 regulator-name = "vtt_ddr";
 220                                 regulator-min-microvolt = <500000>;
 221                                 regulator-max-microvolt = <750000>;
 222                                 regulator-always-on;
 223                                 regulator-over-current-protection;
 224                         };
 225
 226                         vdd_usb: ldo4 {
 227                                 regulator-name = "vdd_usb";
 228                                 interrupts = <IT_CURLIM_LDO4 0>;
 229                         };
 230
 231                         vdd_sd: ldo5 {
 232                                 regulator-name = "vdd_sd";
 233                                 regulator-min-microvolt = <2900000>;
 234                                 regulator-max-microvolt = <2900000>;
 235                                 interrupts = <IT_CURLIM_LDO5 0>;
 236                                 regulator-boot-on;
 237                         };
 238
 239                         v1v8: ldo6 {
 240                                 regulator-name = "v1v8";
 241                                 regulator-min-microvolt = <1800000>;
 242                                 regulator-max-microvolt = <1800000>;
 243                                 interrupts = <IT_CURLIM_LDO6 0>;
 244                         };
 245
 246                         vref_ddr: vref_ddr {
 247                                 regulator-name = "vref_ddr";
 248                                 regulator-always-on;
 249                         };
 250
 251                         bst_out: boost {
 252                                 regulator-name = "bst_out";
 253                                 interrupts = <IT_OCP_BOOST 0>;
 254                         };
 255
 256                         vbus_otg: pwr_sw1 {
 257                                 regulator-name = "vbus_otg";
 258                                 interrupts = <IT_OCP_OTG 0>;
 259                          };
 260
 261                          vbus_sw: pwr_sw2 {
 262                                 regulator-name = "vbus_sw";
 263                                 interrupts = <IT_OCP_SWOUT 0>;
 264                                 regulator-active-discharge = <1>;
 265                          };
 266                 };
 267
 268                 onkey {
 269                         compatible = "st,stpmic1-onkey";
 270                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 271                         interrupt-names = "onkey-falling", "onkey-rising";
 272                         power-off-time-sec = <10>;
 273                         status = "okay";
 274                 };
 275
 276                 watchdog {
 277                         compatible = "st,stpmic1-wdt";
 278                         status = "disabled";
 279                 };
 280         };
 281 };
 282
 283 &ipcc {
 284         status = "okay";
 285 };
 286
 287 &iwdg2 {
 288         timeout-sec = <32>;
 289         status = "okay";
 290 };
 291
 292 &m4_rproc {
 293         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 294                         <&vdev0vring1>, <&vdev0buffer>;
 295         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
 296         mbox-names = "vq0", "vq1", "shutdown";
 297         interrupt-parent = <&exti>;
 298         interrupts = <68 1>;
 299         status = "okay";
 300 };
 301
 302 &pwr_regulators {
 303         vdd-supply = <&vdd>;
 304         vdd_3v3_usbfs-supply = <&vdd_usb>;
 305 };
 306
 307 &rng1 {
 308         status = "okay";
 309 };
 310
 311 &rtc {
 312         status = "okay";
 313 };
 314
 315 &sdmmc1 {
 316         pinctrl-names = "default", "opendrain", "sleep";
 317         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 318         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
 319         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 320         cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
 321         disable-wp;
 322         st,sig-dir;
 323         st,neg-edge;
 324         st,use-ckin;
 325         bus-width = <4>;
 326         vmmc-supply = <&vdd_sd>;
 327         vqmmc-supply = <&sd_switch>;
 328         status = "okay";
 329 };
 330
 331 &sdmmc2 {
 332         pinctrl-names = "default", "opendrain", "sleep";
 333         pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
 334         pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
 335         pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
 336         non-removable;
 337         no-sd;
 338         no-sdio;
 339         st,neg-edge;
 340         bus-width = <8>;
 341         vmmc-supply = <&v3v3>;
 342         vqmmc-supply = <&vdd>;
 343         mmc-ddr-3_3v;
 344         status = "okay";
 345 };
 346
 347 &timers6 {
 348         status = "okay";
 349         /* spare dmas for other usage */
 350         /delete-property/dmas;
 351         /delete-property/dma-names;
 352         timer@5 {
 353                 status = "okay";
 354         };
 355 };
 356
 357 &uart4 {
 358         pinctrl-names = "default";
 359         pinctrl-0 = <&uart4_pins_a>;
 360         status = "okay";
 361 };
 362
 363 &usbotg_hs {
 364         vbus-supply = <&vbus_otg>;
 365 };
 366
 367 &usbphyc_port0 {
 368         phy-supply = <&vdd_usb>;
 369 };
 370
 371 &usbphyc_port1 {
 372         phy-supply = <&vdd_usb>;
 373 };