arch/arm/boot/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 "stm32mp157c.dtsi"
   9 #include "stm32mp157xaa-pinctrl.dtsi"
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/mfd/st,stpmic1.h>
  12
  13 / {
  14         model = "STMicroelectronics STM32MP157C eval daughter";
  15         compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
  16
  17         chosen {
  18                 stdout-path = "serial0:115200n8";
  19         };
  20
  21         memory@c0000000 {
  22                 device_type = "memory";
  23                 reg = <0xC0000000 0x40000000>;
  24         };
  25
  26         reserved-memory {
  27                 #address-cells = <1>;
  28                 #size-cells = <1>;
  29                 ranges;
  30
  31                 mcuram2: mcuram2@10000000 {
  32                         compatible = "shared-dma-pool";
  33                         reg = <0x10000000 0x40000>;
  34                         no-map;
  35                 };
  36
  37                 vdev0vring0: vdev0vring0@10040000 {
  38                         compatible = "shared-dma-pool";
  39                         reg = <0x10040000 0x1000>;
  40                         no-map;
  41                 };
  42
  43                 vdev0vring1: vdev0vring1@10041000 {
  44                         compatible = "shared-dma-pool";
  45                         reg = <0x10041000 0x1000>;
  46                         no-map;
  47                 };
  48
  49                 vdev0buffer: vdev0buffer@10042000 {
  50                         compatible = "shared-dma-pool";
  51                         reg = <0x10042000 0x4000>;
  52                         no-map;
  53                 };
  54
  55                 mcuram: mcuram@30000000 {
  56                         compatible = "shared-dma-pool";
  57                         reg = <0x30000000 0x40000>;
  58                         no-map;
  59                 };
  60
  61                 retram: retram@38000000 {
  62                         compatible = "shared-dma-pool";
  63                         reg = <0x38000000 0x10000>;
  64                         no-map;
  65                 };
  66
  67                 gpu_reserved: gpu@e8000000 {
  68                         reg = <0xe8000000 0x8000000>;
  69                         no-map;
  70                 };
  71         };
  72
  73         aliases {
  74                 serial0 = &uart4;
  75         };
  76
  77         reg11: reg11 {
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "reg11";
  80                 regulator-min-microvolt = <1100000>;
  81                 regulator-max-microvolt = <1100000>;
  82                 regulator-always-on;
  83         };
  84
  85         reg18: reg18 {
  86                 compatible = "regulator-fixed";
  87                 regulator-name = "reg18";
  88                 regulator-min-microvolt = <1800000>;
  89                 regulator-max-microvolt = <1800000>;
  90                 regulator-always-on;
  91         };
  92
  93         sd_switch: regulator-sd_switch {
  94                 compatible = "regulator-gpio";
  95                 regulator-name = "sd_switch";
  96                 regulator-min-microvolt = <1800000>;
  97                 regulator-max-microvolt = <2900000>;
  98                 regulator-type = "voltage";
  99                 regulator-always-on;
 100
 101                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
 102                 gpios-states = <0>;
 103                 states = <1800000 0x1 2900000 0x0>;
 104         };
 105 };
 106
 107 &dts {
 108         status = "okay";
 109 };
 110
 111 &gpu {
 112         contiguous-area = <&gpu_reserved>;
 113         status = "okay";
 114 };
 115
 116 &i2c4 {
 117         pinctrl-names = "default";
 118         pinctrl-0 = <&i2c4_pins_a>;
 119         i2c-scl-rising-time-ns = <185>;
 120         i2c-scl-falling-time-ns = <20>;
 121         status = "okay";
 122         /* spare dmas for other usage */
 123         /delete-property/dmas;
 124         /delete-property/dma-names;
 125
 126         pmic: stpmic@33 {
 127                 compatible = "st,stpmic1";
 128                 reg = <0x33>;
 129                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 130                 interrupt-controller;
 131                 #interrupt-cells = <2>;
 132                 status = "okay";
 133
 134                 regulators {
 135                         compatible = "st,stpmic1-regulators";
 136                         ldo1-supply = <&v3v3>;
 137                         ldo2-supply = <&v3v3>;
 138                         ldo3-supply = <&vdd_ddr>;
 139                         ldo5-supply = <&v3v3>;
 140                         ldo6-supply = <&v3v3>;
 141                         pwr_sw1-supply = <&bst_out>;
 142                         pwr_sw2-supply = <&bst_out>;
 143
 144                         vddcore: buck1 {
 145                                 regulator-name = "vddcore";
 146                                 regulator-min-microvolt = <800000>;
 147                                 regulator-max-microvolt = <1350000>;
 148                                 regulator-always-on;
 149                                 regulator-initial-mode = <0>;
 150                                 regulator-over-current-protection;
 151                         };
 152
 153                         vdd_ddr: buck2 {
 154                                 regulator-name = "vdd_ddr";
 155                                 regulator-min-microvolt = <1350000>;
 156                                 regulator-max-microvolt = <1350000>;
 157                                 regulator-always-on;
 158                                 regulator-initial-mode = <0>;
 159                                 regulator-over-current-protection;
 160                         };
 161
 162                         vdd: buck3 {
 163                                 regulator-name = "vdd";
 164                                 regulator-min-microvolt = <3300000>;
 165                                 regulator-max-microvolt = <3300000>;
 166                                 regulator-always-on;
 167                                 st,mask-reset;
 168                                 regulator-initial-mode = <0>;
 169                                 regulator-over-current-protection;
 170                         };
 171
 172                         v3v3: buck4 {
 173                                 regulator-name = "v3v3";
 174                                 regulator-min-microvolt = <3300000>;
 175                                 regulator-max-microvolt = <3300000>;
 176                                 regulator-always-on;
 177                                 regulator-over-current-protection;
 178                                 regulator-initial-mode = <0>;
 179                         };
 180
 181                         vdda: ldo1 {
 182                                 regulator-name = "vdda";
 183                                 regulator-min-microvolt = <2900000>;
 184                                 regulator-max-microvolt = <2900000>;
 185                                 interrupts = <IT_CURLIM_LDO1 0>;
 186                         };
 187
 188                         v2v8: ldo2 {
 189                                 regulator-name = "v2v8";
 190                                 regulator-min-microvolt = <2800000>;
 191                                 regulator-max-microvolt = <2800000>;
 192                                 interrupts = <IT_CURLIM_LDO2 0>;
 193                         };
 194
 195                         vtt_ddr: ldo3 {
 196                                 regulator-name = "vtt_ddr";
 197                                 regulator-min-microvolt = <500000>;
 198                                 regulator-max-microvolt = <750000>;
 199                                 regulator-always-on;
 200                                 regulator-over-current-protection;
 201                         };
 202
 203                         vdd_usb: ldo4 {
 204                                 regulator-name = "vdd_usb";
 205                                 regulator-min-microvolt = <3300000>;
 206                                 regulator-max-microvolt = <3300000>;
 207                                 interrupts = <IT_CURLIM_LDO4 0>;
 208                         };
 209
 210                         vdd_sd: ldo5 {
 211                                 regulator-name = "vdd_sd";
 212                                 regulator-min-microvolt = <2900000>;
 213                                 regulator-max-microvolt = <2900000>;
 214                                 interrupts = <IT_CURLIM_LDO5 0>;
 215                                 regulator-boot-on;
 216                         };
 217
 218                         v1v8: ldo6 {
 219                                 regulator-name = "v1v8";
 220                                 regulator-min-microvolt = <1800000>;
 221                                 regulator-max-microvolt = <1800000>;
 222                                 interrupts = <IT_CURLIM_LDO6 0>;
 223                         };
 224
 225                         vref_ddr: vref_ddr {
 226                                 regulator-name = "vref_ddr";
 227                                 regulator-always-on;
 228                                 regulator-over-current-protection;
 229                         };
 230
 231                         bst_out: boost {
 232                                 regulator-name = "bst_out";
 233                                 interrupts = <IT_OCP_BOOST 0>;
 234                         };
 235
 236                         vbus_otg: pwr_sw1 {
 237                                 regulator-name = "vbus_otg";
 238                                 interrupts = <IT_OCP_OTG 0>;
 239                          };
 240
 241                          vbus_sw: pwr_sw2 {
 242                                 regulator-name = "vbus_sw";
 243                                 interrupts = <IT_OCP_SWOUT 0>;
 244                                 regulator-active-discharge;
 245                          };
 246                 };
 247
 248                 onkey {
 249                         compatible = "st,stpmic1-onkey";
 250                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 251                         interrupt-names = "onkey-falling", "onkey-rising";
 252                         power-off-time-sec = <10>;
 253                         status = "okay";
 254                 };
 255
 256                 watchdog {
 257                         compatible = "st,stpmic1-wdt";
 258                         status = "disabled";
 259                 };
 260         };
 261 };
 262
 263 &ipcc {
 264         status = "okay";
 265 };
 266
 267 &iwdg2 {
 268         timeout-sec = <32>;
 269         status = "okay";
 270 };
 271
 272 &m4_rproc {
 273         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 274                         <&vdev0vring1>, <&vdev0buffer>;
 275         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
 276         mbox-names = "vq0", "vq1", "shutdown";
 277         interrupt-parent = <&exti>;
 278         interrupts = <68 1>;
 279         status = "okay";
 280 };
 281
 282 &rng1 {
 283         status = "okay";
 284 };
 285
 286 &rtc {
 287         status = "okay";
 288 };
 289
 290 &sdmmc1 {
 291         pinctrl-names = "default", "opendrain", "sleep";
 292         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 293         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
 294         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 295         broken-cd;
 296         st,sig-dir;
 297         st,neg-edge;
 298         st,use-ckin;
 299         bus-width = <4>;
 300         vmmc-supply = <&vdd_sd>;
 301         vqmmc-supply = <&sd_switch>;
 302         status = "okay";
 303 };
 304
 305 &timers6 {
 306         status = "okay";
 307         /* spare dmas for other usage */
 308         /delete-property/dmas;
 309         /delete-property/dma-names;
 310         timer@5 {
 311                 status = "okay";
 312         };
 313 };
 314
 315 &uart4 {
 316         pinctrl-names = "default";
 317         pinctrl-0 = <&uart4_pins_a>;
 318         status = "okay";
 319 };
 320
 321 &usbphyc_port0 {
 322         phy-supply = <&vdd_usb>;
 323         vdda1v1-supply = <&reg11>;
 324         vdda1v8-supply = <&reg18>;
 325 };
 326
 327 &usbphyc_port1 {
 328         phy-supply = <&vdd_usb>;
 329         vdda1v1-supply = <&reg11>;
 330         vdda1v8-supply = <&reg18>;
 331 };