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 "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         reg11: reg11 {
  31                 compatible = "regulator-fixed";
  32                 regulator-name = "reg11";
  33                 regulator-min-microvolt = <1100000>;
  34                 regulator-max-microvolt = <1100000>;
  35                 regulator-always-on;
  36         };
  37
  38         reg18: reg18 {
  39                 compatible = "regulator-fixed";
  40                 regulator-name = "reg18";
  41                 regulator-min-microvolt = <1800000>;
  42                 regulator-max-microvolt = <1800000>;
  43                 regulator-always-on;
  44         };
  45
  46         sd_switch: regulator-sd_switch {
  47                 compatible = "regulator-gpio";
  48                 regulator-name = "sd_switch";
  49                 regulator-min-microvolt = <1800000>;
  50                 regulator-max-microvolt = <2900000>;
  51                 regulator-type = "voltage";
  52                 regulator-always-on;
  53
  54                 gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
  55                 gpios-states = <0>;
  56                 states = <1800000 0x1 2900000 0x0>;
  57         };
  58 };
  59
  60 &dts {
  61         status = "okay";
  62 };
  63
  64 &i2c4 {
  65         pinctrl-names = "default";
  66         pinctrl-0 = <&i2c4_pins_a>;
  67         i2c-scl-rising-time-ns = <185>;
  68         i2c-scl-falling-time-ns = <20>;
  69         status = "okay";
  70         /* spare dmas for other usage */
  71         /delete-property/dmas;
  72         /delete-property/dma-names;
  73
  74         pmic: stpmic@33 {
  75                 compatible = "st,stpmic1";
  76                 reg = <0x33>;
  77                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
  78                 interrupt-controller;
  79                 #interrupt-cells = <2>;
  80                 status = "okay";
  81
  82                 regulators {
  83                         compatible = "st,stpmic1-regulators";
  84                         ldo1-supply = <&v3v3>;
  85                         ldo2-supply = <&v3v3>;
  86                         ldo3-supply = <&vdd_ddr>;
  87                         ldo5-supply = <&v3v3>;
  88                         ldo6-supply = <&v3v3>;
  89                         pwr_sw1-supply = <&bst_out>;
  90                         pwr_sw2-supply = <&bst_out>;
  91
  92                         vddcore: buck1 {
  93                                 regulator-name = "vddcore";
  94                                 regulator-min-microvolt = <800000>;
  95                                 regulator-max-microvolt = <1350000>;
  96                                 regulator-always-on;
  97                                 regulator-initial-mode = <0>;
  98                                 regulator-over-current-protection;
  99                         };
 100
 101                         vdd_ddr: buck2 {
 102                                 regulator-name = "vdd_ddr";
 103                                 regulator-min-microvolt = <1350000>;
 104                                 regulator-max-microvolt = <1350000>;
 105                                 regulator-always-on;
 106                                 regulator-initial-mode = <0>;
 107                                 regulator-over-current-protection;
 108                         };
 109
 110                         vdd: buck3 {
 111                                 regulator-name = "vdd";
 112                                 regulator-min-microvolt = <3300000>;
 113                                 regulator-max-microvolt = <3300000>;
 114                                 regulator-always-on;
 115                                 st,mask-reset;
 116                                 regulator-initial-mode = <0>;
 117                                 regulator-over-current-protection;
 118                         };
 119
 120                         v3v3: buck4 {
 121                                 regulator-name = "v3v3";
 122                                 regulator-min-microvolt = <3300000>;
 123                                 regulator-max-microvolt = <3300000>;
 124                                 regulator-always-on;
 125                                 regulator-over-current-protection;
 126                                 regulator-initial-mode = <0>;
 127                         };
 128
 129                         vdda: ldo1 {
 130                                 regulator-name = "vdda";
 131                                 regulator-min-microvolt = <2900000>;
 132                                 regulator-max-microvolt = <2900000>;
 133                                 interrupts = <IT_CURLIM_LDO1 0>;
 134                         };
 135
 136                         v2v8: ldo2 {
 137                                 regulator-name = "v2v8";
 138                                 regulator-min-microvolt = <2800000>;
 139                                 regulator-max-microvolt = <2800000>;
 140                                 interrupts = <IT_CURLIM_LDO2 0>;
 141                         };
 142
 143                         vtt_ddr: ldo3 {
 144                                 regulator-name = "vtt_ddr";
 145                                 regulator-min-microvolt = <500000>;
 146                                 regulator-max-microvolt = <750000>;
 147                                 regulator-always-on;
 148                                 regulator-over-current-protection;
 149                         };
 150
 151                         vdd_usb: ldo4 {
 152                                 regulator-name = "vdd_usb";
 153                                 regulator-min-microvolt = <3300000>;
 154                                 regulator-max-microvolt = <3300000>;
 155                                 interrupts = <IT_CURLIM_LDO4 0>;
 156                         };
 157
 158                         vdd_sd: ldo5 {
 159                                 regulator-name = "vdd_sd";
 160                                 regulator-min-microvolt = <2900000>;
 161                                 regulator-max-microvolt = <2900000>;
 162                                 interrupts = <IT_CURLIM_LDO5 0>;
 163                                 regulator-boot-on;
 164                         };
 165
 166                         v1v8: ldo6 {
 167                                 regulator-name = "v1v8";
 168                                 regulator-min-microvolt = <1800000>;
 169                                 regulator-max-microvolt = <1800000>;
 170                                 interrupts = <IT_CURLIM_LDO6 0>;
 171                         };
 172
 173                         vref_ddr: vref_ddr {
 174                                 regulator-name = "vref_ddr";
 175                                 regulator-always-on;
 176                                 regulator-over-current-protection;
 177                         };
 178
 179                         bst_out: boost {
 180                                 regulator-name = "bst_out";
 181                                 interrupts = <IT_OCP_BOOST 0>;
 182                         };
 183
 184                         vbus_otg: pwr_sw1 {
 185                                 regulator-name = "vbus_otg";
 186                                 interrupts = <IT_OCP_OTG 0>;
 187                          };
 188
 189                          vbus_sw: pwr_sw2 {
 190                                 regulator-name = "vbus_sw";
 191                                 interrupts = <IT_OCP_SWOUT 0>;
 192                                 regulator-active-discharge;
 193                          };
 194                 };
 195
 196                 onkey {
 197                         compatible = "st,stpmic1-onkey";
 198                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 199                         interrupt-names = "onkey-falling", "onkey-rising";
 200                         power-off-time-sec = <10>;
 201                         status = "okay";
 202                 };
 203
 204                 watchdog {
 205                         compatible = "st,stpmic1-wdt";
 206                         status = "disabled";
 207                 };
 208         };
 209 };
 210
 211 &ipcc {
 212         status = "okay";
 213 };
 214
 215 &iwdg2 {
 216         timeout-sec = <32>;
 217         status = "okay";
 218 };
 219
 220 &rng1 {
 221         status = "okay";
 222 };
 223
 224 &rtc {
 225         status = "okay";
 226 };
 227
 228 &sdmmc1 {
 229         pinctrl-names = "default", "opendrain", "sleep";
 230         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 231         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
 232         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 233         broken-cd;
 234         st,sig-dir;
 235         st,neg-edge;
 236         st,use-ckin;
 237         bus-width = <4>;
 238         vmmc-supply = <&vdd_sd>;
 239         vqmmc-supply = <&sd_switch>;
 240         status = "okay";
 241 };
 242
 243 &timers6 {
 244         status = "okay";
 245         /* spare dmas for other usage */
 246         /delete-property/dmas;
 247         /delete-property/dma-names;
 248         timer@5 {
 249                 status = "okay";
 250         };
 251 };
 252
 253 &uart4 {
 254         pinctrl-names = "default";
 255         pinctrl-0 = <&uart4_pins_a>;
 256         status = "okay";
 257 };
 258
 259 &usbphyc_port0 {
 260         phy-supply = <&vdd_usb>;
 261         vdda1v1-supply = <&reg11>;
 262         vdda1v8-supply = <&reg18>;
 263 };
 264
 265 &usbphyc_port1 {
 266         phy-supply = <&vdd_usb>;
 267         vdda1v1-supply = <&reg11>;
 268         vdda1v8-supply = <&reg18>;
 269 };