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
  67         led {
  68                 compatible = "gpio-leds";
  69                 led-blue {
  70                         color = <LED_COLOR_ID_BLUE>;
  71                         function = LED_FUNCTION_HEARTBEAT;
  72                         gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
  73                         linux,default-trigger = "heartbeat";
  74                 };
  75         };
  76 };
  77
  78 &i2c2 {
  79         pinctrl-names = "default";
  80         pinctrl-0 = <&i2c2_pins_a>;
  81         i2c-scl-rising-time-ns = <185>;
  82         i2c-scl-falling-time-ns = <20>;
  83         status = "okay";
  84         /* spare dmas for other usage */
  85         /delete-property/dmas;
  86         /delete-property/dma-names;
  87
  88         pmic: stpmic@33 {
  89                 compatible = "st,stpmic1";
  90                 reg = <0x33>;
  91                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
  92                 interrupt-controller;
  93                 #interrupt-cells = <2>;
  94
  95                 regulators {
  96                         compatible = "st,stpmic1-regulators";
  97                         ldo1-supply = <&v3v3>;
  98                         ldo3-supply = <&vdd_ddr>;
  99                         ldo6-supply = <&v3v3>;
 100                         pwr_sw1-supply = <&bst_out>;
 101                         pwr_sw2-supply = <&bst_out>;
 102
 103                         vddcore: buck1 {
 104                                 regulator-name = "vddcore";
 105                                 regulator-min-microvolt = <800000>;
 106                                 regulator-max-microvolt = <1350000>;
 107                                 regulator-always-on;
 108                                 regulator-initial-mode = <0>;
 109                                 regulator-over-current-protection;
 110                         };
 111
 112                         vdd_ddr: buck2 {
 113                                 regulator-name = "vdd_ddr";
 114                                 regulator-min-microvolt = <1350000>;
 115                                 regulator-max-microvolt = <1350000>;
 116                                 regulator-always-on;
 117                                 regulator-initial-mode = <0>;
 118                                 regulator-over-current-protection;
 119                         };
 120
 121                         vdd: buck3 {
 122                                 regulator-name = "vdd";
 123                                 regulator-min-microvolt = <3300000>;
 124                                 regulator-max-microvolt = <3300000>;
 125                                 regulator-always-on;
 126                                 st,mask-reset;
 127                                 regulator-initial-mode = <0>;
 128                                 regulator-over-current-protection;
 129                         };
 130
 131                         v3v3: buck4 {
 132                                 regulator-name = "v3v3";
 133                                 regulator-min-microvolt = <3300000>;
 134                                 regulator-max-microvolt = <3300000>;
 135                                 regulator-always-on;
 136                                 regulator-over-current-protection;
 137                                 regulator-initial-mode = <0>;
 138                         };
 139
 140                         v1v8_audio: ldo1 {
 141                                 regulator-name = "v1v8_audio";
 142                                 regulator-min-microvolt = <1800000>;
 143                                 regulator-max-microvolt = <1800000>;
 144                                 regulator-always-on;
 145                                 interrupts = <IT_CURLIM_LDO1 0>;
 146                         };
 147
 148                         v3v3_hdmi: ldo2 {
 149                                 regulator-name = "v3v3_hdmi";
 150                                 regulator-min-microvolt = <3300000>;
 151                                 regulator-max-microvolt = <3300000>;
 152                                 regulator-always-on;
 153                                 interrupts = <IT_CURLIM_LDO2 0>;
 154                         };
 155
 156                         vtt_ddr: ldo3 {
 157                                 regulator-name = "vtt_ddr";
 158                                 regulator-min-microvolt = <500000>;
 159                                 regulator-max-microvolt = <750000>;
 160                                 regulator-always-on;
 161                                 regulator-over-current-protection;
 162                         };
 163
 164                         vdd_usb: ldo4 {
 165                                 regulator-name = "vdd_usb";
 166                                 interrupts = <IT_CURLIM_LDO4 0>;
 167                         };
 168
 169                         vdda: ldo5 {
 170                                 regulator-name = "vdda";
 171                                 regulator-min-microvolt = <2900000>;
 172                                 regulator-max-microvolt = <2900000>;
 173                                 interrupts = <IT_CURLIM_LDO5 0>;
 174                                 regulator-boot-on;
 175                         };
 176
 177                         v1v2_hdmi: ldo6 {
 178                                 regulator-name = "v1v2_hdmi";
 179                                 regulator-min-microvolt = <1200000>;
 180                                 regulator-max-microvolt = <1200000>;
 181                                 regulator-always-on;
 182                                 interrupts = <IT_CURLIM_LDO6 0>;
 183                         };
 184
 185                         vref_ddr: vref_ddr {
 186                                 regulator-name = "vref_ddr";
 187                                 regulator-always-on;
 188                         };
 189
 190                          bst_out: boost {
 191                                 regulator-name = "bst_out";
 192                                 interrupts = <IT_OCP_BOOST 0>;
 193                          };
 194
 195                         vbus_otg: pwr_sw1 {
 196                                 regulator-name = "vbus_otg";
 197                                 interrupts = <IT_OCP_OTG 0>;
 198                          };
 199
 200                          vbus_sw: pwr_sw2 {
 201                                 regulator-name = "vbus_sw";
 202                                 interrupts = <IT_OCP_SWOUT 0>;
 203                                 regulator-active-discharge = <1>;
 204                          };
 205                 };
 206
 207                 onkey {
 208                         compatible = "st,stpmic1-onkey";
 209                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 210                         interrupt-names = "onkey-falling", "onkey-rising";
 211                         power-off-time-sec = <10>;
 212                 };
 213
 214                 watchdog {
 215                         compatible = "st,stpmic1-wdt";
 216                         status = "disabled";
 217                 };
 218         };
 219 };
 220
 221 &ipcc {
 222         status = "okay";
 223 };
 224
 225 &iwdg2 {
 226         timeout-sec = <32>;
 227         status = "okay";
 228 };
 229
 230 &m4_rproc {
 231         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 232                         <&vdev0vring1>, <&vdev0buffer>;
 233         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
 234         mbox-names = "vq0", "vq1", "shutdown", "detach";
 235         interrupt-parent = <&exti>;
 236         interrupts = <68 1>;
 237         status = "okay";
 238 };
 239
 240 &rng1 {
 241         status = "okay";
 242 };
 243
 244 &rtc {
 245         status = "okay";
 246 };
 247
 248 &sdmmc2 {
 249         pinctrl-names = "default", "opendrain", "sleep";
 250         pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_d>;
 251         pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_d>;
 252         pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_d>;
 253         non-removable;
 254         no-sd;
 255         no-sdio;
 256         st,neg-edge;
 257         bus-width = <8>;
 258         vmmc-supply = <&v3v3>;
 259         vqmmc-supply = <&vdd>;
 260         mmc-ddr-3_3v;
 261         status = "okay";
 262 };
 263