arch/arm/boot/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 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/leds/common.h>
  14 #include <dt-bindings/mfd/st,stpmic1.h>
  15
  16 / {
  17         model = "Seeed Studio Odyssey-STM32MP157C SOM";
  18         compatible = "seeed,stm32mp157c-odyssey-som", "st,stm32mp157";
  19
  20         memory@c0000000 {
  21                 device_type = "memory";
  22                 reg = <0xc0000000 0x20000000>;
  23         };
  24
  25         reserved-memory {
  26                 #address-cells = <1>;
  27                 #size-cells = <1>;
  28                 ranges;
  29
  30                 mcuram2: mcuram2@10000000 {
  31                         compatible = "shared-dma-pool";
  32                         reg = <0x10000000 0x40000>;
  33                         no-map;
  34                 };
  35
  36                 vdev0vring0: vdev0vring0@10040000 {
  37                         compatible = "shared-dma-pool";
  38                         reg = <0x10040000 0x1000>;
  39                         no-map;
  40                 };
  41
  42                 vdev0vring1: vdev0vring1@10041000 {
  43                         compatible = "shared-dma-pool";
  44                         reg = <0x10041000 0x1000>;
  45                         no-map;
  46                 };
  47
  48                 vdev0buffer: vdev0buffer@10042000 {
  49                         compatible = "shared-dma-pool";
  50                         reg = <0x10042000 0x4000>;
  51                         no-map;
  52                 };
  53
  54                 mcuram: mcuram@30000000 {
  55                         compatible = "shared-dma-pool";
  56                         reg = <0x30000000 0x40000>;
  57                         no-map;
  58                 };
  59
  60                 retram: retram@38000000 {
  61                         compatible = "shared-dma-pool";
  62                         reg = <0x38000000 0x10000>;
  63                         no-map;
  64                 };
  65
  66                 gpu_reserved: gpu@d4000000 {
  67                         reg = <0xd4000000 0x4000000>;
  68                         no-map;
  69                 };
  70         };
  71
  72         led {
  73                 compatible = "gpio-leds";
  74                 led-blue {
  75                         color = <LED_COLOR_ID_BLUE>;
  76                         function = LED_FUNCTION_HEARTBEAT;
  77                         gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
  78                         linux,default-trigger = "heartbeat";
  79                 };
  80         };
  81 };
  82
  83 &gpu {
  84         contiguous-area = <&gpu_reserved>;
  85         status = "okay";
  86 };
  87
  88 &i2c2 {
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&i2c2_pins_a>;
  91         i2c-scl-rising-time-ns = <185>;
  92         i2c-scl-falling-time-ns = <20>;
  93         status = "okay";
  94         /* spare dmas for other usage */
  95         /delete-property/dmas;
  96         /delete-property/dma-names;
  97
  98         pmic: stpmic@33 {
  99                 compatible = "st,stpmic1";
 100                 reg = <0x33>;
 101                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 102                 interrupt-controller;
 103                 #interrupt-cells = <2>;
 104
 105                 regulators {
 106                         compatible = "st,stpmic1-regulators";
 107                         ldo1-supply = <&v3v3>;
 108                         ldo3-supply = <&vdd_ddr>;
 109                         ldo6-supply = <&v3v3>;
 110                         pwr_sw1-supply = <&bst_out>;
 111                         pwr_sw2-supply = <&bst_out>;
 112
 113                         vddcore: buck1 {
 114                                 regulator-name = "vddcore";
 115                                 regulator-min-microvolt = <800000>;
 116                                 regulator-max-microvolt = <1350000>;
 117                                 regulator-always-on;
 118                                 regulator-initial-mode = <0>;
 119                                 regulator-over-current-protection;
 120                         };
 121
 122                         vdd_ddr: buck2 {
 123                                 regulator-name = "vdd_ddr";
 124                                 regulator-min-microvolt = <1350000>;
 125                                 regulator-max-microvolt = <1350000>;
 126                                 regulator-always-on;
 127                                 regulator-initial-mode = <0>;
 128                                 regulator-over-current-protection;
 129                         };
 130
 131                         vdd: buck3 {
 132                                 regulator-name = "vdd";
 133                                 regulator-min-microvolt = <3300000>;
 134                                 regulator-max-microvolt = <3300000>;
 135                                 regulator-always-on;
 136                                 st,mask-reset;
 137                                 regulator-initial-mode = <0>;
 138                                 regulator-over-current-protection;
 139                         };
 140
 141                         v3v3: buck4 {
 142                                 regulator-name = "v3v3";
 143                                 regulator-min-microvolt = <3300000>;
 144                                 regulator-max-microvolt = <3300000>;
 145                                 regulator-always-on;
 146                                 regulator-over-current-protection;
 147                                 regulator-initial-mode = <0>;
 148                         };
 149
 150                         v1v8_audio: ldo1 {
 151                                 regulator-name = "v1v8_audio";
 152                                 regulator-min-microvolt = <1800000>;
 153                                 regulator-max-microvolt = <1800000>;
 154                                 regulator-always-on;
 155                                 interrupts = <IT_CURLIM_LDO1 0>;
 156                         };
 157
 158                         v3v3_hdmi: ldo2 {
 159                                 regulator-name = "v3v3_hdmi";
 160                                 regulator-min-microvolt = <3300000>;
 161                                 regulator-max-microvolt = <3300000>;
 162                                 regulator-always-on;
 163                                 interrupts = <IT_CURLIM_LDO2 0>;
 164                         };
 165
 166                         vtt_ddr: ldo3 {
 167                                 regulator-name = "vtt_ddr";
 168                                 regulator-min-microvolt = <500000>;
 169                                 regulator-max-microvolt = <750000>;
 170                                 regulator-always-on;
 171                                 regulator-over-current-protection;
 172                         };
 173
 174                         vdd_usb: ldo4 {
 175                                 regulator-name = "vdd_usb";
 176                                 interrupts = <IT_CURLIM_LDO4 0>;
 177                         };
 178
 179                         vdda: ldo5 {
 180                                 regulator-name = "vdda";
 181                                 regulator-min-microvolt = <2900000>;
 182                                 regulator-max-microvolt = <2900000>;
 183                                 interrupts = <IT_CURLIM_LDO5 0>;
 184                                 regulator-boot-on;
 185                         };
 186
 187                         v1v2_hdmi: ldo6 {
 188                                 regulator-name = "v1v2_hdmi";
 189                                 regulator-min-microvolt = <1200000>;
 190                                 regulator-max-microvolt = <1200000>;
 191                                 regulator-always-on;
 192                                 interrupts = <IT_CURLIM_LDO6 0>;
 193                         };
 194
 195                         vref_ddr: vref_ddr {
 196                                 regulator-name = "vref_ddr";
 197                                 regulator-always-on;
 198                         };
 199
 200                          bst_out: boost {
 201                                 regulator-name = "bst_out";
 202                                 interrupts = <IT_OCP_BOOST 0>;
 203                          };
 204
 205                         vbus_otg: pwr_sw1 {
 206                                 regulator-name = "vbus_otg";
 207                                 interrupts = <IT_OCP_OTG 0>;
 208                          };
 209
 210                          vbus_sw: pwr_sw2 {
 211                                 regulator-name = "vbus_sw";
 212                                 interrupts = <IT_OCP_SWOUT 0>;
 213                                 regulator-active-discharge = <1>;
 214                          };
 215                 };
 216
 217                 onkey {
 218                         compatible = "st,stpmic1-onkey";
 219                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 220                         interrupt-names = "onkey-falling", "onkey-rising";
 221                         power-off-time-sec = <10>;
 222                 };
 223
 224                 watchdog {
 225                         compatible = "st,stpmic1-wdt";
 226                         status = "disabled";
 227                 };
 228         };
 229 };
 230
 231 &ipcc {
 232         status = "okay";
 233 };
 234
 235 &iwdg2 {
 236         timeout-sec = <32>;
 237         status = "okay";
 238 };
 239
 240 &m4_rproc {
 241         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 242                         <&vdev0vring1>, <&vdev0buffer>;
 243         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
 244         mbox-names = "vq0", "vq1", "shutdown";
 245         interrupt-parent = <&exti>;
 246         interrupts = <68 1>;
 247         status = "okay";
 248 };
 249
 250 &rng1 {
 251         status = "okay";
 252 };
 253
 254 &rtc {
 255         status = "okay";
 256 };
 257
 258 &sdmmc2 {
 259         pinctrl-names = "default", "opendrain", "sleep";
 260         pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_d>;
 261         pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_d>;
 262         pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_d>;
 263         non-removable;
 264         no-sd;
 265         no-sdio;
 266         st,neg-edge;
 267         bus-width = <8>;
 268         vmmc-supply = <&v3v3>;
 269         vqmmc-supply = <&vdd>;
 270         mmc-ddr-3_3v;
 271         status = "okay";
 272 };
 273