sys/gnu/dts/arm/stm32mp157a-dk1.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
   4  * Author: Alexandre Torgue <alexandre.torgue@st.com> for STMicroelectronics.
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "stm32mp157c.dtsi"
  10 #include "stm32mp157xac-pinctrl.dtsi"
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/mfd/st,stpmic1.h>
  13
  14 / {
  15         model = "STMicroelectronics STM32MP157A-DK1 Discovery Board";
  16         compatible = "st,stm32mp157a-dk1", "st,stm32mp157";
  17
  18         aliases {
  19                 ethernet0 = &ethernet0;
  20                 serial0 = &uart4;
  21         };
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@c0000000 {
  28                 reg = <0xc0000000 0x20000000>;
  29         };
  30
  31         reserved-memory {
  32                 #address-cells = <1>;
  33                 #size-cells = <1>;
  34                 ranges;
  35
  36                 gpu_reserved: gpu@d4000000 {
  37                         reg = <0xd4000000 0x4000000>;
  38                         no-map;
  39                 };
  40         };
  41
  42         led {
  43                 compatible = "gpio-leds";
  44                 blue {
  45                         label = "heartbeat";
  46                         gpios = <&gpiod 11 GPIO_ACTIVE_HIGH>;
  47                         linux,default-trigger = "heartbeat";
  48                         default-state = "off";
  49                 };
  50         };
  51 };
  52
  53 &cec {
  54         pinctrl-names = "default", "sleep";
  55         pinctrl-0 = <&cec_pins_b>;
  56         pinctrl-1 = <&cec_pins_sleep_b>;
  57         status = "okay";
  58 };
  59
  60 &ethernet0 {
  61         status = "okay";
  62         pinctrl-0 = <&ethernet0_rgmii_pins_a>;
  63         pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
  64         pinctrl-names = "default", "sleep";
  65         phy-mode = "rgmii-id";
  66         max-speed = <1000>;
  67         phy-handle = <&phy0>;
  68
  69         mdio0 {
  70                 #address-cells = <1>;
  71                 #size-cells = <0>;
  72                 compatible = "snps,dwmac-mdio";
  73                 phy0: ethernet-phy@0 {
  74                         reg = <0>;
  75                 };
  76         };
  77 };
  78
  79 &gpu {
  80         contiguous-area = <&gpu_reserved>;
  81         status = "okay";
  82 };
  83
  84 &i2c1 {
  85         pinctrl-names = "default", "sleep";
  86         pinctrl-0 = <&i2c1_pins_a>;
  87         pinctrl-1 = <&i2c1_pins_sleep_a>;
  88         i2c-scl-rising-time-ns = <100>;
  89         i2c-scl-falling-time-ns = <7>;
  90         status = "okay";
  91         /delete-property/dmas;
  92         /delete-property/dma-names;
  93
  94         hdmi-transmitter@39 {
  95                 compatible = "sil,sii9022";
  96                 reg = <0x39>;
  97                 iovcc-supply = <&v3v3_hdmi>;
  98                 cvcc12-supply = <&v1v2_hdmi>;
  99                 reset-gpios = <&gpioa 10 GPIO_ACTIVE_LOW>;
 100                 interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
 101                 interrupt-parent = <&gpiog>;
 102                 pinctrl-names = "default", "sleep";
 103                 pinctrl-0 = <&ltdc_pins_a>;
 104                 pinctrl-1 = <&ltdc_pins_sleep_a>;
 105                 status = "okay";
 106
 107                 ports {
 108                         #address-cells = <1>;
 109                         #size-cells = <0>;
 110
 111                         port@0 {
 112                                 reg = <0>;
 113                                 sii9022_in: endpoint {
 114                                         remote-endpoint = <&ltdc_ep0_out>;
 115                                 };
 116                         };
 117                 };
 118         };
 119 };
 120
 121 &i2c4 {
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&i2c4_pins_a>;
 124         i2c-scl-rising-time-ns = <185>;
 125         i2c-scl-falling-time-ns = <20>;
 126         status = "okay";
 127         /* spare dmas for other usage */
 128         /delete-property/dmas;
 129         /delete-property/dma-names;
 130
 131         pmic: stpmic@33 {
 132                 compatible = "st,stpmic1";
 133                 reg = <0x33>;
 134                 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 135                 interrupt-controller;
 136                 #interrupt-cells = <2>;
 137                 status = "okay";
 138
 139                 regulators {
 140                         compatible = "st,stpmic1-regulators";
 141                         ldo1-supply = <&v3v3>;
 142                         ldo3-supply = <&vdd_ddr>;
 143                         ldo6-supply = <&v3v3>;
 144                         pwr_sw1-supply = <&bst_out>;
 145                         pwr_sw2-supply = <&bst_out>;
 146
 147                         vddcore: buck1 {
 148                                 regulator-name = "vddcore";
 149                                 regulator-min-microvolt = <800000>;
 150                                 regulator-max-microvolt = <1350000>;
 151                                 regulator-always-on;
 152                                 regulator-initial-mode = <0>;
 153                                 regulator-over-current-protection;
 154                         };
 155
 156                         vdd_ddr: buck2 {
 157                                 regulator-name = "vdd_ddr";
 158                                 regulator-min-microvolt = <1350000>;
 159                                 regulator-max-microvolt = <1350000>;
 160                                 regulator-always-on;
 161                                 regulator-initial-mode = <0>;
 162                                 regulator-over-current-protection;
 163                         };
 164
 165                         vdd: buck3 {
 166                                 regulator-name = "vdd";
 167                                 regulator-min-microvolt = <3300000>;
 168                                 regulator-max-microvolt = <3300000>;
 169                                 regulator-always-on;
 170                                 st,mask-reset;
 171                                 regulator-initial-mode = <0>;
 172                                 regulator-over-current-protection;
 173                         };
 174
 175                         v3v3: buck4 {
 176                                 regulator-name = "v3v3";
 177                                 regulator-min-microvolt = <3300000>;
 178                                 regulator-max-microvolt = <3300000>;
 179                                 regulator-always-on;
 180                                 regulator-over-current-protection;
 181                                 regulator-initial-mode = <0>;
 182                         };
 183
 184                         v1v8_audio: ldo1 {
 185                                 regulator-name = "v1v8_audio";
 186                                 regulator-min-microvolt = <1800000>;
 187                                 regulator-max-microvolt = <1800000>;
 188                                 regulator-always-on;
 189                                 interrupts = <IT_CURLIM_LDO1 0>;
 190                         };
 191
 192                         v3v3_hdmi: ldo2 {
 193                                 regulator-name = "v3v3_hdmi";
 194                                 regulator-min-microvolt = <3300000>;
 195                                 regulator-max-microvolt = <3300000>;
 196                                 regulator-always-on;
 197                                 interrupts = <IT_CURLIM_LDO2 0>;
 198                         };
 199
 200                         vtt_ddr: ldo3 {
 201                                 regulator-name = "vtt_ddr";
 202                                 regulator-min-microvolt = <500000>;
 203                                 regulator-max-microvolt = <750000>;
 204                                 regulator-always-on;
 205                                 regulator-over-current-protection;
 206                         };
 207
 208                         vdd_usb: ldo4 {
 209                                 regulator-name = "vdd_usb";
 210                                 regulator-min-microvolt = <3300000>;
 211                                 regulator-max-microvolt = <3300000>;
 212                                 interrupts = <IT_CURLIM_LDO4 0>;
 213                         };
 214
 215                         vdda: ldo5 {
 216                                 regulator-name = "vdda";
 217                                 regulator-min-microvolt = <2900000>;
 218                                 regulator-max-microvolt = <2900000>;
 219                                 interrupts = <IT_CURLIM_LDO5 0>;
 220                                 regulator-boot-on;
 221                         };
 222
 223                         v1v2_hdmi: ldo6 {
 224                                 regulator-name = "v1v2_hdmi";
 225                                 regulator-min-microvolt = <1200000>;
 226                                 regulator-max-microvolt = <1200000>;
 227                                 regulator-always-on;
 228                                 interrupts = <IT_CURLIM_LDO6 0>;
 229                         };
 230
 231                         vref_ddr: vref_ddr {
 232                                 regulator-name = "vref_ddr";
 233                                 regulator-always-on;
 234                                 regulator-over-current-protection;
 235                         };
 236
 237                          bst_out: boost {
 238                                 regulator-name = "bst_out";
 239                                 interrupts = <IT_OCP_BOOST 0>;
 240                          };
 241
 242                         vbus_otg: pwr_sw1 {
 243                                 regulator-name = "vbus_otg";
 244                                 interrupts = <IT_OCP_OTG 0>;
 245                          };
 246
 247                          vbus_sw: pwr_sw2 {
 248                                 regulator-name = "vbus_sw";
 249                                 interrupts = <IT_OCP_SWOUT 0>;
 250                                 regulator-active-discharge;
 251                          };
 252                 };
 253
 254                 onkey {
 255                         compatible = "st,stpmic1-onkey";
 256                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
 257                         interrupt-names = "onkey-falling", "onkey-rising";
 258                         power-off-time-sec = <10>;
 259                         status = "okay";
 260                 };
 261
 262                 watchdog {
 263                         compatible = "st,stpmic1-wdt";
 264                         status = "disabled";
 265                 };
 266         };
 267 };
 268
 269 &ipcc {
 270         status = "okay";
 271 };
 272
 273 &iwdg2 {
 274         timeout-sec = <32>;
 275         status = "okay";
 276 };
 277
 278 &ltdc {
 279         status = "okay";
 280
 281         port {
 282                 #address-cells = <1>;
 283                 #size-cells = <0>;
 284
 285                 ltdc_ep0_out: endpoint@0 {
 286                         reg = <0>;
 287                         remote-endpoint = <&sii9022_in>;
 288                 };
 289         };
 290 };
 291
 292 &rng1 {
 293         status = "okay";
 294 };
 295
 296 &rtc {
 297         status = "okay";
 298 };
 299
 300 &sdmmc1 {
 301         pinctrl-names = "default", "opendrain", "sleep";
 302         pinctrl-0 = <&sdmmc1_b4_pins_a>;
 303         pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
 304         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
 305         broken-cd;
 306         st,neg-edge;
 307         bus-width = <4>;
 308         vmmc-supply = <&v3v3>;
 309         status = "okay";
 310 };
 311
 312 &uart4 {
 313         pinctrl-names = "default";
 314         pinctrl-0 = <&uart4_pins_a>;
 315         status = "okay";
 316 };