arch/arm/boot/dts/stm32mp157a-avenger96.dts

   1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
   4  * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "stm32mp157.dtsi"
  10 #include "stm32mp15-pinctrl.dtsi"
  11 #include "stm32mp15xxac-pinctrl.dtsi"
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/mfd/st,stpmic1.h>
  14
  15 / {
  16         model = "Arrow Electronics STM32MP157A Avenger96 board";
  17         compatible = "arrow,stm32mp157a-avenger96", "st,stm32mp157";
  18
  19         aliases {
  20                 ethernet0 = &ethernet0;
  21                 mmc0 = &sdmmc1;
  22                 serial0 = &uart4;
  23                 serial1 = &uart7;
  24         };
  25
  26         chosen {
  27                 stdout-path = "serial0:115200n8";
  28         };
  29
  30         memory@c0000000 {
  31                 device_type = "memory";
  32                 reg = <0xc0000000 0x40000000>;
  33         };
  34
  35         led {
  36                 compatible = "gpio-leds";
  37                 led1 {
  38                         label = "green:user1";
  39                         gpios = <&gpioz 7 GPIO_ACTIVE_HIGH>;
  40                         linux,default-trigger = "heartbeat";
  41                         default-state = "off";
  42                 };
  43
  44                 led2 {
  45                         label = "green:user2";
  46                         gpios = <&gpiof 3 GPIO_ACTIVE_HIGH>;
  47                         linux,default-trigger = "mmc0";
  48                         default-state = "off";
  49                 };
  50
  51                 led3 {
  52                         label = "green:user3";
  53                         gpios = <&gpiog 0 GPIO_ACTIVE_HIGH>;
  54                         linux,default-trigger = "mmc1";
  55                         default-state = "off";
  56                 };
  57
  58                 led4 {
  59                         label = "green:user3";
  60                         gpios = <&gpiog 1 GPIO_ACTIVE_HIGH>;
  61                         linux,default-trigger = "none";
  62                         default-state = "off";
  63                         panic-indicator;
  64                 };
  65
  66                 led5 {
  67                         label = "yellow:wifi";
  68                         gpios = <&gpioz 3 GPIO_ACTIVE_HIGH>;
  69                         linux,default-trigger = "phy0tx";
  70                         default-state = "off";
  71                 };
  72
  73                 led6 {
  74                         label = "blue:bt";
  75                         gpios = <&gpioz 6 GPIO_ACTIVE_HIGH>;
  76                         linux,default-trigger = "bluetooth-power";
  77                         default-state = "off";
  78                 };
  79         };
  80 };
  81
  82 &ethernet0 {
  83         status = "okay";
  84         pinctrl-0 = <&ethernet0_rgmii_pins_a>;
  85         pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
  86         pinctrl-names = "default", "sleep";
  87         phy-mode = "rgmii";
  88         max-speed = <1000>;
  89         phy-handle = <&phy0>;
  90
  91         mdio0 {
  92                 #address-cells = <1>;
  93                 #size-cells = <0>;
  94                 compatible = "snps,dwmac-mdio";
  95                 phy0: ethernet-phy@7 {
  96                         reg = <7>;
  97                 };
  98         };
  99 };
 100
 101 &i2c1 {
 102         pinctrl-names = "default";
 103         pinctrl-0 = <&i2c1_pins_b>;
 104         i2c-scl-rising-time-ns = <185>;
 105         i2c-scl-falling-time-ns = <20>;
 106         status = "okay";
 107         /delete-property/dmas;
 108         /delete-property/dma-names;
 109 };
 110
 111 &i2c2 {
 112         pinctrl-names = "default";
 113         pinctrl-0 = <&i2c2_pins_b1 &i2c2_pins_b2>;
 114         i2c-scl-rising-time-ns = <185>;
 115         i2c-scl-falling-time-ns = <20>;
 116         status = "okay";
 117         /delete-property/dmas;
 118         /delete-property/dma-names;
 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         /delete-property/dmas;
 128         /delete-property/dma-names;
 129
 130         pmic: stpmic@33 {
 131                 compatible = "st,stpmic1";
 132                 reg = <0x33>;
 133                 interrupts-extended = <&exti 55 IRQ_TYPE_EDGE_FALLING>;
 134                 interrupt-controller;
 135                 #interrupt-cells = <2>;
 136                 status = "okay";
 137
 138                 regulators {
 139                         compatible = "st,stpmic1-regulators";
 140
 141                         ldo1-supply = <&v3v3>;
 142                         ldo2-supply = <&v3v3>;
 143                         ldo3-supply = <&vdd_ddr>;
 144                         ldo5-supply = <&v3v3>;
 145                         ldo6-supply = <&v3v3>;
 146                         pwr_sw1-supply = <&bst_out>;
 147                         pwr_sw2-supply = <&bst_out>;
 148
 149                         vddcore: buck1 {
 150                                 regulator-name = "vddcore";
 151                                 regulator-min-microvolt = <1200000>;
 152                                 regulator-max-microvolt = <1350000>;
 153                                 regulator-always-on;
 154                                 regulator-initial-mode = <0>;
 155                                 regulator-over-current-protection;
 156                         };
 157
 158                         vdd_ddr: buck2 {
 159                                 regulator-name = "vdd_ddr";
 160                                 regulator-min-microvolt = <1350000>;
 161                                 regulator-max-microvolt = <1350000>;
 162                                 regulator-always-on;
 163                                 regulator-initial-mode = <0>;
 164                                 regulator-over-current-protection;
 165                         };
 166
 167                         vdd: buck3 {
 168                                 regulator-name = "vdd";
 169                                 regulator-min-microvolt = <3300000>;
 170                                 regulator-max-microvolt = <3300000>;
 171                                 regulator-always-on;
 172                                 regulator-initial-mode = <0>;
 173                                 regulator-over-current-protection;
 174                         };
 175
 176                         v3v3: buck4 {
 177                                 regulator-name = "v3v3";
 178                                 regulator-min-microvolt = <3300000>;
 179                                 regulator-max-microvolt = <3300000>;
 180                                 regulator-always-on;
 181                                 regulator-over-current-protection;
 182                                 regulator-initial-mode = <0>;
 183                         };
 184
 185                         vdda: ldo1 {
 186                                 regulator-name = "vdda";
 187                                 regulator-min-microvolt = <2900000>;
 188                                 regulator-max-microvolt = <2900000>;
 189                                 interrupts = <IT_CURLIM_LDO1 0>;
 190                                 interrupt-parent = <&pmic>;
 191                         };
 192
 193                         v2v8: ldo2 {
 194                                 regulator-name = "v2v8";
 195                                 regulator-min-microvolt = <2800000>;
 196                                 regulator-max-microvolt = <2800000>;
 197                                 interrupts = <IT_CURLIM_LDO2 0>;
 198                                 interrupt-parent = <&pmic>;
 199                         };
 200
 201                         vtt_ddr: ldo3 {
 202                                 regulator-name = "vtt_ddr";
 203                                 regulator-min-microvolt = <500000>;
 204                                 regulator-max-microvolt = <750000>;
 205                                 regulator-always-on;
 206                                 regulator-over-current-protection;
 207                         };
 208
 209                         vdd_usb: ldo4 {
 210                                 regulator-name = "vdd_usb";
 211                                 interrupts = <IT_CURLIM_LDO4 0>;
 212                                 interrupt-parent = <&pmic>;
 213                         };
 214
 215                         vdd_sd: ldo5 {
 216                                 regulator-name = "vdd_sd";
 217                                 regulator-min-microvolt = <2900000>;
 218                                 regulator-max-microvolt = <2900000>;
 219                                 interrupts = <IT_CURLIM_LDO5 0>;
 220                                 interrupt-parent = <&pmic>;
 221                                 regulator-boot-on;
 222                         };
 223
 224                         v1v8: ldo6 {
 225                                 regulator-name = "v1v8";
 226                                 regulator-min-microvolt = <1800000>;
 227                                 regulator-max-microvolt = <1800000>;
 228                                 interrupts = <IT_CURLIM_LDO6 0>;
 229                                 interrupt-parent = <&pmic>;
 230                                 regulator-enable-ramp-delay = <300000>;
 231                         };
 232
 233                         vref_ddr: vref_ddr {
 234                                 regulator-name = "vref_ddr";
 235                                 regulator-always-on;
 236                         };
 237
 238                         bst_out: boost {
 239                                 regulator-name = "bst_out";
 240                                 interrupts = <IT_OCP_BOOST 0>;
 241                                 interrupt-parent = <&pmic>;
 242                         };
 243
 244                         vbus_otg: pwr_sw1 {
 245                                 regulator-name = "vbus_otg";
 246                                 interrupts = <IT_OCP_OTG 0>;
 247                                 interrupt-parent = <&pmic>;
 248                         };
 249
 250                         vbus_sw: pwr_sw2 {
 251                                 regulator-name = "vbus_sw";
 252                                 interrupts = <IT_OCP_SWOUT 0>;
 253                                 interrupt-parent = <&pmic>;
 254                                 regulator-active-discharge = <1>;
 255                         };
 256                 };
 257
 258                 onkey {
 259                         compatible = "st,stpmic1-onkey";
 260                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
 261                         interrupt-names = "onkey-falling", "onkey-rising";
 262                         status = "okay";
 263                 };
 264
 265                 watchdog {
 266                         compatible = "st,stpmic1-wdt";
 267                         status = "disabled";
 268                 };
 269         };
 270 };
 271
 272 &iwdg2 {
 273         timeout-sec = <32>;
 274         status = "okay";
 275 };
 276
 277 &pwr_regulators {
 278         vdd-supply = <&vdd>;
 279         vdd_3v3_usbfs-supply = <&vdd_usb>;
 280 };
 281
 282 &rng1 {
 283         status = "okay";
 284 };
 285
 286 &rtc {
 287         status = "okay";
 288 };
 289
 290 &sdmmc1 {
 291         pinctrl-names = "default", "opendrain", "sleep";
 292         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
 293         pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
 294         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
 295         cd-gpios = <&gpioi 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
 296         disable-wp;
 297         st,sig-dir;
 298         st,neg-edge;
 299         st,use-ckin;
 300         bus-width = <4>;
 301         vmmc-supply = <&vdd_sd>;
 302         status = "okay";
 303 };
 304
 305 &uart4 {
 306         /* On Low speed expansion header */
 307         label = "LS-UART1";
 308         pinctrl-names = "default";
 309         pinctrl-0 = <&uart4_pins_b>;
 310         status = "okay";
 311 };
 312
 313 &uart7 {
 314         /* On Low speed expansion header */
 315         label = "LS-UART0";
 316         pinctrl-names = "default";
 317         pinctrl-0 = <&uart7_pins_a>;
 318         status = "okay";
 319 };