arch/arm/boot/dts/stm32mp135f-dk.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
   4  * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
   5  */
   6
   7 /dts-v1/;
   8
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/leds/common.h>
  12 #include "stm32mp135.dtsi"
  13 #include "stm32mp13xf.dtsi"
  14 #include "stm32mp13-pinctrl.dtsi"
  15
  16 / {
  17         model = "STMicroelectronics STM32MP135F-DK Discovery Board";
  18         compatible = "st,stm32mp135f-dk", "st,stm32mp135";
  19
  20         aliases {
  21                 serial0 = &uart4;
  22         };
  23
  24         memory@c0000000 {
  25                 device_type = "memory";
  26                 reg = <0xc0000000 0x20000000>;
  27         };
  28
  29         reserved-memory {
  30                 #address-cells = <1>;
  31                 #size-cells = <1>;
  32                 ranges;
  33
  34                 optee@dd000000 {
  35                         reg = <0xdd000000 0x3000000>;
  36                         no-map;
  37                 };
  38         };
  39
  40         gpio-keys {
  41                 compatible = "gpio-keys";
  42
  43                 user-pa13 {
  44                         label = "User-PA13";
  45                         linux,code = <BTN_1>;
  46                         gpios = <&gpioa 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
  47                 };
  48         };
  49
  50         leds {
  51                 compatible = "gpio-leds";
  52
  53                 led-blue {
  54                         function = LED_FUNCTION_HEARTBEAT;
  55                         color = <LED_COLOR_ID_BLUE>;
  56                         gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
  57                         linux,default-trigger = "heartbeat";
  58                         default-state = "off";
  59                 };
  60         };
  61
  62         v3v3_sw: v3v3-sw {
  63                 compatible = "regulator-fixed";
  64                 regulator-name = "v3v3_sw";
  65                 regulator-min-microvolt = <3300000>;
  66                 regulator-max-microvolt = <3300000>;
  67                 regulator-always-on;
  68         };
  69
  70         vdd_adc: vdd-adc {
  71                 compatible = "regulator-fixed";
  72                 regulator-name = "vdd_adc";
  73                 regulator-min-microvolt = <3300000>;
  74                 regulator-max-microvolt = <3300000>;
  75                 regulator-always-on;
  76         };
  77
  78         vdd_sd: vdd-sd {
  79                 compatible = "regulator-fixed";
  80                 regulator-name = "vdd_sd";
  81                 regulator-min-microvolt = <2900000>;
  82                 regulator-max-microvolt = <2900000>;
  83                 regulator-always-on;
  84         };
  85
  86         vdd_usb: vdd-usb {
  87                 compatible = "regulator-fixed";
  88                 regulator-name = "vdd_usb";
  89                 regulator-min-microvolt = <3300000>;
  90                 regulator-max-microvolt = <3300000>;
  91                 regulator-always-on;
  92         };
  93 };
  94
  95 &adc_1 {
  96         pinctrl-names = "default";
  97         pinctrl-0 = <&adc1_usb_cc_pins_a>;
  98         vdda-supply = <&vdd_adc>;
  99         vref-supply = <&vdd_adc>;
 100         status = "okay";
 101         adc1: adc@0 {
 102                 status = "okay";
 103                 /*
 104                  * Type-C USB_PWR_CC1 & USB_PWR_CC2 on in6 & in12.
 105                  * Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
 106                  * 5 * (5.1 + 47kOhms) * 5pF => 1.3us.
 107                  * Use arbitrary margin here (e.g. 5us).
 108                  */
 109                 channel@6 {
 110                         reg = <6>;
 111                         st,min-sample-time-ns = <5000>;
 112                 };
 113                 channel@12 {
 114                         reg = <12>;
 115                         st,min-sample-time-ns = <5000>;
 116                 };
 117         };
 118 };
 119
 120 &i2c1 {
 121         pinctrl-names = "default", "sleep";
 122         pinctrl-0 = <&i2c1_pins_a>;
 123         pinctrl-1 = <&i2c1_sleep_pins_a>;
 124         i2c-scl-rising-time-ns = <96>;
 125         i2c-scl-falling-time-ns = <3>;
 126         clock-frequency = <1000000>;
 127         status = "okay";
 128         /* spare dmas for other usage */
 129         /delete-property/dmas;
 130         /delete-property/dma-names;
 131
 132         typec@53 {
 133                 compatible = "st,stm32g0-typec";
 134                 reg = <0x53>;
 135                 /* Alert pin on PI2 */
 136                 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
 137                 interrupt-parent = <&gpioi>;
 138                 /* Internal pull-up on PI2 */
 139                 pinctrl-names = "default";
 140                 pinctrl-0 = <&stm32g0_intn_pins_a>;
 141                 firmware-name = "stm32g0-ucsi.mp135f-dk.fw";
 142                 connector {
 143                         compatible = "usb-c-connector";
 144                         label = "USB-C";
 145
 146                         port {
 147                                 con_usb_c_g0_ep: endpoint {
 148                                         remote-endpoint = <&usbotg_hs_ep>;
 149                                 };
 150                         };
 151                 };
 152         };
 153 };
 154
 155 &i2c5 {
 156         pinctrl-names = "default", "sleep";
 157         pinctrl-0 = <&i2c5_pins_a>;
 158         pinctrl-1 = <&i2c5_sleep_pins_a>;
 159         i2c-scl-rising-time-ns = <170>;
 160         i2c-scl-falling-time-ns = <5>;
 161         clock-frequency = <400000>;
 162         status = "okay";
 163         /* spare dmas for other usage */
 164         /delete-property/dmas;
 165         /delete-property/dma-names;
 166 };
 167
 168 &iwdg2 {
 169         timeout-sec = <32>;
 170         status = "okay";
 171 };
 172
 173 &rtc {
 174         status = "okay";
 175 };
 176
 177 &sdmmc1 {
 178         pinctrl-names = "default", "opendrain", "sleep";
 179         pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_clk_pins_a>;
 180         pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_clk_pins_a>;
 181         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
 182         cd-gpios = <&gpioh 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
 183         disable-wp;
 184         st,neg-edge;
 185         bus-width = <4>;
 186         vmmc-supply = <&vdd_sd>;
 187         status = "okay";
 188 };
 189
 190 &spi5 {
 191         pinctrl-names = "default", "sleep";
 192         pinctrl-0 = <&spi5_pins_a>;
 193         pinctrl-1 = <&spi5_sleep_pins_a>;
 194         status = "disabled";
 195 };
 196
 197 &uart4 {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&uart4_pins_a>;
 200         status = "okay";
 201 };
 202
 203 &usbh_ehci {
 204         phys = <&usbphyc_port0>;
 205         status = "okay";
 206         #address-cells = <1>;
 207         #size-cells = <0>;
 208         /* onboard HUB */
 209         hub@1 {
 210                 compatible = "usb424,2514";
 211                 reg = <1>;
 212                 vdd-supply = <&v3v3_sw>;
 213         };
 214 };
 215
 216 &usbotg_hs {
 217         phys = <&usbphyc_port1 0>;
 218         phy-names = "usb2-phy";
 219         usb-role-switch;
 220         status = "okay";
 221         port {
 222                 usbotg_hs_ep: endpoint {
 223                         remote-endpoint = <&con_usb_c_g0_ep>;
 224                 };
 225         };
 226 };
 227
 228 &usbphyc {
 229         status = "okay";
 230 };
 231
 232 &usbphyc_port0 {
 233         phy-supply = <&vdd_usb>;
 234         st,current-boost-microamp = <1000>;
 235         st,decrease-hs-slew-rate;
 236         st,tune-hs-dc-level = <2>;
 237         st,enable-hs-rftime-reduction;
 238         st,trim-hs-current = <11>;
 239         st,trim-hs-impedance = <2>;
 240         st,tune-squelch-level = <1>;
 241         st,enable-hs-rx-gain-eq;
 242         st,no-hs-ftime-ctrl;
 243         st,no-lsfs-sc;
 244 };
 245
 246 &usbphyc_port1 {
 247         phy-supply = <&vdd_usb>;
 248         st,current-boost-microamp = <1000>;
 249         st,decrease-hs-slew-rate;
 250         st,tune-hs-dc-level = <2>;
 251         st,enable-hs-rftime-reduction;
 252         st,trim-hs-current = <11>;
 253         st,trim-hs-impedance = <2>;
 254         st,tune-squelch-level = <1>;
 255         st,enable-hs-rx-gain-eq;
 256         st,no-hs-ftime-ctrl;
 257         st,no-lsfs-sc;
 258 };