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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* Copyright (C) STMicroelectronics 2021 - All Rights Reserved
* Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include "stm32mp135.dtsi"
#include "stm32mp13xf.dtsi"
#include "stm32mp13-pinctrl.dtsi"
/ {
model = "STMicroelectronics STM32MP135F-DK Discovery Board";
compatible = "st,stm32mp135f-dk", "st,stm32mp135";
aliases {
serial0 = &uart4;
};
memory@c0000000 {
device_type = "memory";
reg = <0xc0000000 0x20000000>;
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
optee@dd000000 {
reg = <0xdd000000 0x3000000>;
no-map;
};
};
gpio-keys {
compatible = "gpio-keys";
user-pa13 {
label = "User-PA13";
linux,code = <BTN_1>;
gpios = <&gpioa 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
};
};
leds {
compatible = "gpio-leds";
led-blue {
function = LED_FUNCTION_HEARTBEAT;
color = <LED_COLOR_ID_BLUE>;
gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
default-state = "off";
};
};
vdd_adc: vdd-adc {
compatible = "regulator-fixed";
regulator-name = "vdd_adc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vdd_sd: vdd-sd {
compatible = "regulator-fixed";
regulator-name = "vdd_sd";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
regulator-always-on;
};
};
&adc_1 {
pinctrl-names = "default";
pinctrl-0 = <&adc1_usb_cc_pins_a>;
vdda-supply = <&vdd_adc>;
vref-supply = <&vdd_adc>;
status = "okay";
adc1: adc@0 {
status = "okay";
/*
* Type-C USB_PWR_CC1 & USB_PWR_CC2 on in6 & in12.
* Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
* 5 * (5.1 + 47kOhms) * 5pF => 1.3us.
* Use arbitrary margin here (e.g. 5us).
*/
channel@6 {
reg = <6>;
st,min-sample-time-ns = <5000>;
};
channel@12 {
reg = <12>;
st,min-sample-time-ns = <5000>;
};
};
};
&i2c1 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&i2c1_pins_a>;
pinctrl-1 = <&i2c1_sleep_pins_a>;
i2c-scl-rising-time-ns = <96>;
i2c-scl-falling-time-ns = <3>;
clock-frequency = <1000000>;
status = "okay";
/* spare dmas for other usage */
/delete-property/dmas;
/delete-property/dma-names;
};
&i2c5 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&i2c5_pins_a>;
pinctrl-1 = <&i2c5_sleep_pins_a>;
i2c-scl-rising-time-ns = <170>;
i2c-scl-falling-time-ns = <5>;
clock-frequency = <400000>;
status = "okay";
/* spare dmas for other usage */
/delete-property/dmas;
/delete-property/dma-names;
};
&iwdg2 {
timeout-sec = <32>;
status = "okay";
};
&rtc {
status = "okay";
};
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_clk_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_clk_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
cd-gpios = <&gpioh 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
disable-wp;
st,neg-edge;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
status = "okay";
};
&spi5 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&spi5_pins_a>;
pinctrl-1 = <&spi5_sleep_pins_a>;
status = "disabled";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};
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