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                 gpu_reserved: gpu@e8000000 {
  32                         reg = <0xe8000000 0x8000000>;
  33                         no-map;
  34                 };
  35         };
  36
  37         aliases {
  38                 serial0 = &uart4;
  39         };
  40
  41         reg11: reg11 {
  42                 compatible = "regulator-fixed";
  43                 regulator-name = "reg11";
  44                 regulator-min-microvolt = <1100000>;
  45                 regulator-max-microvolt = <1100000>;
  46                 regulator-always-on;
  47         };
  48
  49         reg18: reg18 {
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "reg18";
  52                 regulator-min-microvolt = <1800000>;
  53                 regulator-max-microvolt = <1800000>;
  54                 regulator-always-on;
  55         };
  56
  57         sd_switch: regulator-sd_switch {
  58                 compatible = "regulator-gpio";
  59                 regulator-name = "sd_switch";
  60                 regulator-min-microvolt = <1800000>;
  61                 regulator-max-microvolt = <2900000>;
  62                 regulator-type = "voltage";
  63                 regulator-always-on;
  64
  65                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
  66                 gpios-states = <0>;
  67                 states = <1800000 0x1 2900000 0x0>;
  68         };
  69 };
  70
  71 &dts {
  72         status = "okay";
  73 };
  74
  75 &gpu {
  76         contiguous-area = <&gpu_reserved>;
  77         status = "okay";
  78 };
  79
  80 &i2c4 {
  81         pinctrl-names = "default";
  82         pinctrl-0 = <&i2c4_pins_a>;
  83         i2c-scl-rising-time-ns = <185>;
  84         i2c-scl-falling-time-ns = <20>;
  85         status = "okay";
  86         /* spare dmas for other usage */
  87         /delete-property/dmas;
  88         /delete-property/dma-names;
  89
  90         pmic: stpmic@33 {
  91                 compatible = "st,stpmic1";
  92                 reg = <0x33>;
  93                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
  94                 interrupt-controller;
  95                 #interrupt-cells = <2>;
  96                 status = "okay";
  97
  98                 regulators {
  99                         compatible = "st,stpmic1-regulators";
 100                         ldo1-supply = <&v3v3>;
 101                         ldo2-supply = <&v3v3>;
 102                         ldo3-supply = <&vdd_ddr>;
 103                         ldo5-supply = <&v3v3>;
 104                         ldo6-supply = <&v3v3>;
 105                         pwr_sw1-supply = <&bst_out>;
 106                         pwr_sw2-supply = <&bst_out>;
 107
 108                         vddcore: buck1 {
 109                                 regulator-name = "vddcore";
 110                                 regulator-min-microvolt = <800000>;
 111                                 regulator-max-microvolt = <1350000>;
 112                                 regulator-always-on;
 113                                 regulator-initial-mode = <0>;
 114                                 regulator-over-current-protection;
 115                         };
 116
 117                         vdd_ddr: buck2 {
 118                                 regulator-name = "vdd_ddr";
 119                                 regulator-min-microvolt = <1350000>;
 120                                 regulator-max-microvolt = <1350000>;
 121                                 regulator-always-on;
 122                                 regulator-initial-mode = <0>;
 123                                 regulator-over-current-protection;
 124                         };
 125
 126                         vdd: buck3 {
 127                                 regulator-name = "vdd";
 128                                 regulator-min-microvolt = <3300000>;
 129                                 regulator-max-microvolt = <3300000>;
 130                                 regulator-always-on;
 131                                 st,mask-reset;
 132                                 regulator-initial-mode = <0>;
 133                                 regulator-over-current-protection;
 134                         };
 135
 136                         v3v3: buck4 {
 137                                 regulator-name = "v3v3";
 138                                 regulator-min-microvolt = <3300000>;
 139                                 regulator-max-microvolt = <3300000>;
 140                                 regulator-always-on;
 141                                 regulator-over-current-protection;
 142                                 regulator-initial-mode = <0>;
 143                         };
 144
 145                         vdda: ldo1 {
 146                                 regulator-name = "vdda";
 147                                 regulator-min-microvolt = <2900000>;
 148                                 regulator-max-microvolt = <2900000>;
 149                                 interrupts = <IT_CURLIM_LDO1 0>;
 150                         };
 151
 152                         v2v8: ldo2 {
 153                                 regulator-name = "v2v8";
 154                                 regulator-min-microvolt = <2800000>;
 155                                 regulator-max-microvolt = <2800000>;
 156                                 interrupts = <IT_CURLIM_LDO2 0>;
 157                         };
 158
 159                         vtt_ddr: ldo3 {
 160                                 regulator-name = "vtt_ddr";
 161                                 regulator-min-microvolt = <500000>;
 162                                 regulator-max-microvolt = <750000>;
 163                                 regulator-always-on;
 164                                 regulator-over-current-protection;
 165                         };
 166
 167                         vdd_usb: ldo4 {
 168                                 regulator-name = "vdd_usb";
 169                                 regulator-min-microvolt = <3300000>;
 170                                 regulator-max-microvolt = <3300000>;
 171                                 interrupts = <IT_CURLIM_LDO4 0>;
 172                         };
 173
 174                         vdd_sd: ldo5 {
 175                                 regulator-name = "vdd_sd";
 176                                 regulator-min-microvolt = <2900000>;
 177                                 regulator-max-microvolt = <2900000>;
 178                                 interrupts = <IT_CURLIM_LDO5 0>;
 179                                 regulator-boot-on;
 180                         };
 181
 182                         v1v8: ldo6 {
 183                                 regulator-name = "v1v8";
 184                                 regulator-min-microvolt = <1800000>;
 185                                 regulator-max-microvolt = <1800000>;
 186                                 interrupts = <IT_CURLIM_LDO6 0>;
 187                         };
 188
 189                         vref_ddr: vref_ddr {
 190                                 regulator-name = "vref_ddr";
 191                                 regulator-always-on;
 192                                 regulator-over-current-protection;
 193                         };
 194
 195                         bst_out: boost {
 196                                 regulator-name = "bst_out";
 197                                 interrupts = <IT_OCP_BOOST 0>;
 198                         };
 199
 200                         vbus_otg: pwr_sw1 {
 201                                 regulator-name = "vbus_otg";
 202                                 interrupts = <IT_OCP_OTG 0>;
 203                          };
 204
 205                          vbus_sw: pwr_sw2 {
 206                                 regulator-name = "vbus_sw";
 207                                 interrupts = <IT_OCP_SWOUT 0>;
 208                                 regulator-active-discharge;
 209                          };
 210                 };
 211
 212                 onkey {
 213                         compatible = "st,stpmic1-onkey";
 214                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 215                         interrupt-names = "onkey-falling", "onkey-rising";
 216                         power-off-time-sec = <10>;
 217                         status = "okay";
 218                 };
 219
 220                 watchdog {
 221                         compatible = "st,stpmic1-wdt";
 222                         status = "disabled";
 223                 };
 224         };
 225 };
 226
 227 &ipcc {
 228         status = "okay";
 229 };
 230
 231 &iwdg2 {
 232         timeout-sec = <32>;
 233         status = "okay";
 234 };
 235
 236 &rng1 {
 237         status = "okay";
 238 };
 239
 240 &rtc {
 241         status = "okay";
 242 };
 243
 244 &sdmmc1 {
 245         pinctrl-names = "default", "opendrain", "sleep";
 246         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 247         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
 248         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 249         broken-cd;
 250         st,sig-dir;
 251         st,neg-edge;
 252         st,use-ckin;
 253         bus-width = <4>;
 254         vmmc-supply = <&vdd_sd>;
 255         vqmmc-supply = <&sd_switch>;
 256         status = "okay";
 257 };
 258
 259 &timers6 {
 260         status = "okay";
 261         /* spare dmas for other usage */
 262         /delete-property/dmas;
 263         /delete-property/dma-names;
 264         timer@5 {
 265                 status = "okay";
 266         };
 267 };
 268
 269 &uart4 {
 270         pinctrl-names = "default";
 271         pinctrl-0 = <&uart4_pins_a>;
 272         status = "okay";
 273 };
 274
 275 &usbphyc_port0 {
 276         phy-supply = <&vdd_usb>;
 277         vdda1v1-supply = <&reg11>;
 278         vdda1v8-supply = <&reg18>;
 279 };
 280
 281 &usbphyc_port1 {
 282         phy-supply = <&vdd_usb>;
 283         vdda1v1-supply = <&reg11>;
 284         vdda1v8-supply = <&reg18>;
 285 };