arch/arm/dts/stm32mp157c-odyssey-som.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "stm32mp157.dtsi"
   9 #include "stm32mp15xc.dtsi"
  10 #include "stm32mp15-pinctrl.dtsi"
  11 #include "stm32mp15xxac-pinctrl.dtsi"
  12
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/mfd/st,stpmic1.h>
  15
  16 / {
  17
  18         model = "Seeed Studio Odyssey-STM32MP157C SOM";
  19         compatible = "seeed,odyssey-stm32mp157c-som", "st,stm32mp157";
  20
  21         memory@c0000000 {
  22                 device_type = "memory";
  23                 reg = <0xc0000000 0x20000000>;
  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@d4000000 {
  68                         reg = <0xd4000000 0x4000000>;
  69                         no-map;
  70                 };
  71
  72                 optee@de000000 {
  73                         reg = <0xde000000 0x02000000>;
  74                         no-map;
  75                 };
  76         };
  77
  78         led {
  79                 compatible = "gpio-leds";
  80                 blue {
  81                         label = "heartbeat";
  82                         gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
  83                         linux,default-trigger = "heartbeat";
  84                         default-state = "off";
  85                 };
  86         };
  87
  88 };
  89
  90 &gpu {
  91         contiguous-area = <&gpu_reserved>;
  92         status = "okay";
  93 };
  94
  95 &i2c2 {
  96         pinctrl-names = "default", "sleep";
  97         pinctrl-0 = <&i2c2_pins_a>;
  98         pinctrl-1 = <&i2c2_sleep_pins_a>;
  99         i2c-scl-rising-time-ns = <185>;
 100         i2c-scl-falling-time-ns = <20>;
 101         clock-frequency = <400000>;
 102         status = "okay";
 103         /* spare dmas for other usage */
 104         /delete-property/dmas;
 105         /delete-property/dma-names;
 106
 107         pmic: stpmic@33 {
 108                 compatible = "st,stpmic1";
 109                 reg = <0x33>;
 110                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 111                 interrupt-controller;
 112                 #interrupt-cells = <2>;
 113                 status = "okay";
 114
 115                 regulators {
 116                         compatible = "st,stpmic1-regulators";
 117                         ldo1-supply = <&v3v3>;
 118                         ldo3-supply = <&vdd_ddr>;
 119                         ldo6-supply = <&v3v3>;
 120                         pwr_sw1-supply = <&bst_out>;
 121                         pwr_sw2-supply = <&bst_out>;
 122
 123                         vddcore: buck1 {
 124                                 regulator-name = "vddcore";
 125                                 regulator-min-microvolt = <1200000>;
 126                                 regulator-max-microvolt = <1350000>;
 127                                 regulator-always-on;
 128                                 regulator-initial-mode = <0>;
 129                                 regulator-over-current-protection;
 130                         };
 131
 132                         vdd_ddr: buck2 {
 133                                 regulator-name = "vdd_ddr";
 134                                 regulator-min-microvolt = <1350000>;
 135                                 regulator-max-microvolt = <1350000>;
 136                                 regulator-always-on;
 137                                 regulator-initial-mode = <0>;
 138                                 regulator-over-current-protection;
 139                         };
 140
 141                         vdd: buck3 {
 142                                 regulator-name = "vdd";
 143                                 regulator-min-microvolt = <3300000>;
 144                                 regulator-max-microvolt = <3300000>;
 145                                 regulator-always-on;
 146                                 st,mask-reset;
 147                                 regulator-initial-mode = <0>;
 148                                 regulator-over-current-protection;
 149                         };
 150
 151                         v3v3: buck4 {
 152                                 regulator-name = "v3v3";
 153                                 regulator-min-microvolt = <3300000>;
 154                                 regulator-max-microvolt = <3300000>;
 155                                 regulator-always-on;
 156                                 regulator-over-current-protection;
 157                                 regulator-initial-mode = <0>;
 158                         };
 159
 160                         v1v8_audio: ldo1 {
 161                                 regulator-name = "v1v8_audio";
 162                                 regulator-min-microvolt = <1800000>;
 163                                 regulator-max-microvolt = <1800000>;
 164                                 regulator-always-on;
 165                                 interrupts = <IT_CURLIM_LDO1 0>;
 166                         };
 167
 168                         v3v3_hdmi: ldo2 {
 169                                 regulator-name = "v3v3_hdmi";
 170                                 regulator-min-microvolt = <3300000>;
 171                                 regulator-max-microvolt = <3300000>;
 172                                 regulator-always-on;
 173                                 interrupts = <IT_CURLIM_LDO2 0>;
 174                         };
 175
 176                         vtt_ddr: ldo3 {
 177                                 regulator-name = "vtt_ddr";
 178                                 regulator-min-microvolt = <500000>;
 179                                 regulator-max-microvolt = <750000>;
 180                                 regulator-always-on;
 181                                 regulator-over-current-protection;
 182                         };
 183
 184                         vdd_usb: ldo4 {
 185                                 regulator-name = "vdd_usb";
 186                                 interrupts = <IT_CURLIM_LDO4 0>;
 187                         };
 188
 189                         vdda: ldo5 {
 190                                 regulator-name = "vdda";
 191                                 regulator-min-microvolt = <2900000>;
 192                                 regulator-max-microvolt = <2900000>;
 193                                 interrupts = <IT_CURLIM_LDO5 0>;
 194                                 regulator-boot-on;
 195                         };
 196
 197                         v1v2_hdmi: ldo6 {
 198                                 regulator-name = "v1v2_hdmi";
 199                                 regulator-min-microvolt = <1200000>;
 200                                 regulator-max-microvolt = <1200000>;
 201                                 regulator-always-on;
 202                                 interrupts = <IT_CURLIM_LDO6 0>;
 203                         };
 204
 205                         vref_ddr: vref_ddr {
 206                                 regulator-name = "vref_ddr";
 207                                 regulator-always-on;
 208                         };
 209
 210                          bst_out: boost {
 211                                 regulator-name = "bst_out";
 212                                 interrupts = <IT_OCP_BOOST 0>;
 213                          };
 214
 215                         vbus_otg: pwr_sw1 {
 216                                 regulator-name = "vbus_otg";
 217                                 interrupts = <IT_OCP_OTG 0>;
 218                          };
 219
 220                          vbus_sw: pwr_sw2 {
 221                                 regulator-name = "vbus_sw";
 222                                 interrupts = <IT_OCP_SWOUT 0>;
 223                                 regulator-active-discharge = <1>;
 224                          };
 225                 };
 226
 227                 onkey {
 228                         compatible = "st,stpmic1-onkey";
 229                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 230                         interrupt-names = "onkey-falling", "onkey-rising";
 231                         power-off-time-sec = <10>;
 232                         status = "okay";
 233                 };
 234
 235                 watchdog {
 236                         compatible = "st,stpmic1-wdt";
 237                         status = "disabled";
 238                 };
 239         };
 240 };
 241
 242 &ipcc {
 243         status = "okay";
 244 };
 245
 246 &iwdg2 {
 247         timeout-sec = <32>;
 248         status = "okay";
 249 };
 250
 251 &m4_rproc {
 252         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 253                         <&vdev0vring1>, <&vdev0buffer>;
 254         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
 255         mbox-names = "vq0", "vq1", "shutdown";
 256         interrupt-parent = <&exti>;
 257         interrupts = <68 1>;
 258         status = "okay";
 259 };
 260
 261 &sdmmc2 {
 262         pinctrl-names = "default", "opendrain", "sleep";
 263         pinctrl-0 = <&sdmmc2_b4_pins_a>;
 264         pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
 265         pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
 266         broken-cd;
 267         disable-wp;
 268         st,neg-edge;
 269         bus-width = <4>;
 270         vmmc-supply = <&v3v3>;
 271         status = "okay";
 272 };
 273
 274 &timers1 {
 275         /* spare dmas for other usage */
 276         /delete-property/dmas;
 277         /delete-property/dma-names;
 278         status = "disabled";
 279         pwm {
 280                 pinctrl-0 = <&pwm1_pins_a>;
 281                 pinctrl-1 = <&pwm1_sleep_pins_a>;
 282                 pinctrl-names = "default", "sleep";
 283                 status = "okay";
 284         };
 285         timer@0 {
 286                 status = "okay";
 287         };
 288 };
 289
 290 &timers3 {
 291         /delete-property/dmas;
 292         /delete-property/dma-names;
 293         status = "disabled";
 294         pwm {
 295                 pinctrl-0 = <&pwm3_pins_a>;
 296                 pinctrl-1 = <&pwm3_sleep_pins_a>;
 297                 pinctrl-names = "default", "sleep";
 298                 status = "okay";
 299         };
 300         timer@2 {
 301                 status = "okay";
 302         };
 303 };
 304
 305 &timers4 {
 306         /delete-property/dmas;
 307         /delete-property/dma-names;
 308         status = "disabled";
 309         pwm {
 310                 pinctrl-0 = <&pwm4_pins_a &pwm4_pins_b>;
 311                 pinctrl-1 = <&pwm4_sleep_pins_a &pwm4_sleep_pins_b>;
 312                 pinctrl-names = "default", "sleep";
 313                 status = "okay";
 314         };
 315         timer@3 {
 316                 status = "okay";
 317         };
 318 };
 319
 320 &timers5 {
 321         /delete-property/dmas;
 322         /delete-property/dma-names;
 323         status = "disabled";
 324         pwm {
 325                 pinctrl-0 = <&pwm5_pins_a>;
 326                 pinctrl-1 = <&pwm5_sleep_pins_a>;
 327                 pinctrl-names = "default", "sleep";
 328                 status = "okay";
 329         };
 330         timer@4 {
 331                 status = "okay";
 332         };
 333 };
 334
 335 &timers6 {
 336         /delete-property/dmas;
 337         /delete-property/dma-names;
 338         status = "disabled";
 339         timer@5 {
 340                 status = "okay";
 341         };
 342 };
 343
 344 &timers12 {
 345         /delete-property/dmas;
 346         /delete-property/dma-names;
 347         status = "disabled";
 348         pwm {
 349                 pinctrl-0 = <&pwm12_pins_a>;
 350                 pinctrl-1 = <&pwm12_sleep_pins_a>;
 351                 pinctrl-names = "default", "sleep";
 352                 status = "okay";
 353         };
 354         timer@11 {
 355                 status = "okay";
 356         };
 357 };
 358
 359 &vrefbuf {
 360         regulator-min-microvolt = <2500000>;
 361         regulator-max-microvolt = <2500000>;
 362         vdda-supply = <&vdd>;
 363         status = "okay";
 364 };