arch/arm/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 "stm32mp157-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         aliases {
  27                 serial0 = &uart4;
  28         };
  29
  30         sd_switch: regulator-sd_switch {
  31                 compatible = "regulator-gpio";
  32                 regulator-name = "sd_switch";
  33                 regulator-min-microvolt = <1800000>;
  34                 regulator-max-microvolt = <2900000>;
  35                 regulator-type = "voltage";
  36                 regulator-always-on;
  37
  38                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
  39                 gpios-states = <0>;
  40                 states = <1800000 0x1 2900000 0x0>;
  41         };
  42 };
  43
  44 &dts {
  45         status = "okay";
  46 };
  47
  48 &i2c4 {
  49         pinctrl-names = "default";
  50         pinctrl-0 = <&i2c4_pins_a>;
  51         i2c-scl-rising-time-ns = <185>;
  52         i2c-scl-falling-time-ns = <20>;
  53         status = "okay";
  54         /* spare dmas for other usage */
  55         /delete-property/dmas;
  56         /delete-property/dma-names;
  57
  58         pmic: stpmic@33 {
  59                 compatible = "st,stpmic1";
  60                 reg = <0x33>;
  61                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
  62                 interrupt-controller;
  63                 #interrupt-cells = <2>;
  64                 status = "okay";
  65
  66                 regulators {
  67                         compatible = "st,stpmic1-regulators";
  68                         ldo1-supply = <&v3v3>;
  69                         ldo2-supply = <&v3v3>;
  70                         ldo3-supply = <&vdd_ddr>;
  71                         ldo5-supply = <&v3v3>;
  72                         ldo6-supply = <&v3v3>;
  73                         pwr_sw1-supply = <&bst_out>;
  74                         pwr_sw2-supply = <&bst_out>;
  75
  76                         vddcore: buck1 {
  77                                 regulator-name = "vddcore";
  78                                 regulator-min-microvolt = <800000>;
  79                                 regulator-max-microvolt = <1350000>;
  80                                 regulator-always-on;
  81                                 regulator-initial-mode = <0>;
  82                                 regulator-over-current-protection;
  83                         };
  84
  85                         vdd_ddr: buck2 {
  86                                 regulator-name = "vdd_ddr";
  87                                 regulator-min-microvolt = <1350000>;
  88                                 regulator-max-microvolt = <1350000>;
  89                                 regulator-always-on;
  90                                 regulator-initial-mode = <0>;
  91                                 regulator-over-current-protection;
  92                         };
  93
  94                         vdd: buck3 {
  95                                 regulator-name = "vdd";
  96                                 regulator-min-microvolt = <3300000>;
  97                                 regulator-max-microvolt = <3300000>;
  98                                 regulator-always-on;
  99                                 st,mask-reset;
 100                                 regulator-initial-mode = <0>;
 101                                 regulator-over-current-protection;
 102                         };
 103
 104                         v3v3: buck4 {
 105                                 regulator-name = "v3v3";
 106                                 regulator-min-microvolt = <3300000>;
 107                                 regulator-max-microvolt = <3300000>;
 108                                 regulator-always-on;
 109                                 regulator-over-current-protection;
 110                                 regulator-initial-mode = <0>;
 111                         };
 112
 113                         vdda: ldo1 {
 114                                 regulator-name = "vdda";
 115                                 regulator-min-microvolt = <2900000>;
 116                                 regulator-max-microvolt = <2900000>;
 117                                 interrupts = <IT_CURLIM_LDO1 0>;
 118                         };
 119
 120                         v2v8: ldo2 {
 121                                 regulator-name = "v2v8";
 122                                 regulator-min-microvolt = <2800000>;
 123                                 regulator-max-microvolt = <2800000>;
 124                                 interrupts = <IT_CURLIM_LDO2 0>;
 125                         };
 126
 127                         vtt_ddr: ldo3 {
 128                                 regulator-name = "vtt_ddr";
 129                                 regulator-min-microvolt = <500000>;
 130                                 regulator-max-microvolt = <750000>;
 131                                 regulator-always-on;
 132                                 regulator-over-current-protection;
 133                         };
 134
 135                         vdd_usb: ldo4 {
 136                                 regulator-name = "vdd_usb";
 137                                 regulator-min-microvolt = <3300000>;
 138                                 regulator-max-microvolt = <3300000>;
 139                                 interrupts = <IT_CURLIM_LDO4 0>;
 140                         };
 141
 142                         vdd_sd: ldo5 {
 143                                 regulator-name = "vdd_sd";
 144                                 regulator-min-microvolt = <2900000>;
 145                                 regulator-max-microvolt = <2900000>;
 146                                 interrupts = <IT_CURLIM_LDO5 0>;
 147                                 regulator-boot-on;
 148                         };
 149
 150                         v1v8: ldo6 {
 151                                 regulator-name = "v1v8";
 152                                 regulator-min-microvolt = <1800000>;
 153                                 regulator-max-microvolt = <1800000>;
 154                                 interrupts = <IT_CURLIM_LDO6 0>;
 155                         };
 156
 157                         vref_ddr: vref_ddr {
 158                                 regulator-name = "vref_ddr";
 159                                 regulator-always-on;
 160                                 regulator-over-current-protection;
 161                         };
 162
 163                          bst_out: boost {
 164                                 regulator-name = "bst_out";
 165                                 interrupts = <IT_OCP_BOOST 0>;
 166                          };
 167
 168                         vbus_otg: pwr_sw1 {
 169                                 regulator-name = "vbus_otg";
 170                                 interrupts = <IT_OCP_OTG 0>;
 171                          };
 172
 173                          vbus_sw: pwr_sw2 {
 174                                 regulator-name = "vbus_sw";
 175                                 interrupts = <IT_OCP_SWOUT 0>;
 176                                 regulator-active-discharge;
 177                          };
 178                 };
 179
 180                 onkey {
 181                         compatible = "st,stpmic1-onkey";
 182                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 183                         interrupt-names = "onkey-falling", "onkey-rising";
 184                         power-off-time-sec = <10>;
 185                         status = "okay";
 186                 };
 187
 188                 watchdog {
 189                         compatible = "st,stpmic1-wdt";
 190                         status = "disabled";
 191                 };
 192         };
 193 };
 194
 195 &ipcc {
 196         status = "okay";
 197 };
 198
 199 &iwdg2 {
 200         timeout-sec = <32>;
 201         status = "okay";
 202 };
 203
 204 &pwr {
 205         pwr-supply = <&vdd>;
 206 };
 207
 208 &rng1 {
 209         status = "okay";
 210 };
 211
 212 &rtc {
 213         status = "okay";
 214 };
 215
 216 &sdmmc1 {
 217         pinctrl-names = "default", "opendrain", "sleep";
 218         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 219         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
 220         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 221         broken-cd;
 222         st,sig-dir;
 223         st,neg-edge;
 224         st,use-ckin;
 225         bus-width = <4>;
 226         vmmc-supply = <&vdd_sd>;
 227         vqmmc-supply = <&sd_switch>;
 228         status = "okay";
 229 };
 230
 231 &sdmmc2 {
 232         pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
 233         non-removable;
 234         no-sd;
 235         no-sdio;
 236         st,sig-dir;
 237         st,neg-edge;
 238         bus-width = <8>;
 239         vmmc-supply = <&v3v3>;
 240         vqmmc-supply = <&vdd>;
 241         status = "okay";
 242 };
 243
 244 &timers6 {
 245         status = "okay";
 246         /* spare dmas for other usage */
 247         /delete-property/dmas;
 248         /delete-property/dma-names;
 249         timer@5 {
 250                 status = "okay";
 251         };
 252 };
 253
 254 &uart4 {
 255         pinctrl-names = "default";
 256         pinctrl-0 = <&uart4_pins_a>;
 257         status = "okay";
 258 };
 259
 260 &usbotg_hs {
 261         vbus-supply = <&vbus_otg>;
 262 };
 263
 264 &usbphyc_port0 {
 265         phy-supply = <&vdd_usb>;
 266 };
 267
 268 &usbphyc_port1 {
 269         phy-supply = <&vdd_usb>;
 270 };