138 lines
2.5 KiB
Plaintext
138 lines
2.5 KiB
Plaintext
/*
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* Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <espressif/esp32c3/esp32c3_mini_n4.dtsi>
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#include "esp32c3_devkitm-pinctrl.dtsi"
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#include <zephyr/dt-bindings/input/input-event-codes.h>
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/ {
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model = "esp32c3_devkitm";
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compatible = "espressif,esp32c3";
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chosen {
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zephyr,sram = &sram0;
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zephyr,console = &uart0;
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zephyr,shell-uart = &uart0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &slot0_partition;
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};
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aliases {
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sw0 = &user_button1;
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i2c-0 = &i2c0;
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watchdog0 = &wdt0;
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};
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gpio_keys {
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compatible = "gpio-keys";
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user_button1: button_1 {
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label = "User SW1";
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gpios = <&gpio0 9 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
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zephyr,code = <INPUT_KEY_0>;
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};
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};
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};
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&cpu0 {
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clock-frequency = <ESP32_CLK_CPU_160M>;
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};
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&uart0 {
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status = "okay";
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current-speed = <115200>;
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pinctrl-0 = <&uart0_default>;
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pinctrl-names = "default";
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};
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&usb_serial {
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/* requires resoldering of resistors on the board */
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c0_default>;
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pinctrl-names = "default";
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};
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&trng0 {
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status = "okay";
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};
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&spi2 {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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pinctrl-0 = <&spim2_default>;
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pinctrl-names = "default";
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};
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&gpio0 {
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status = "okay";
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};
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&wdt0 {
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status = "okay";
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};
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&timer0 {
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status = "disabled";
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};
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&timer1 {
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status = "disabled";
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};
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&twai {
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/* requires external CAN transceiver or jumper on RX and TX pins for loopback testing */
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status = "disabled";
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pinctrl-0 = <&twai_default>;
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pinctrl-names = "default";
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bus-speed = <125000>;
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};
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&flash0 {
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status = "okay";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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/* Reserve 60kB for the bootloader */
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boot_partition: partition@0 {
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label = "mcuboot";
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reg = <0x00000000 0x0000F000>;
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read-only;
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};
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/* Reserve 1024kB for the application in slot 0 */
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slot0_partition: partition@10000 {
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label = "image-0";
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reg = <0x00010000 0x00100000>;
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};
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/* Reserve 1024kB for the application in slot 1 */
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slot1_partition: partition@110000 {
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label = "image-1";
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reg = <0x00110000 0x00100000>;
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};
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/* Reserve 256kB for the scratch partition */
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scratch_partition: partition@210000 {
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label = "image-scratch";
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reg = <0x00210000 0x00040000>;
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};
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storage_partition: partition@250000 {
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label = "storage";
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reg = <0x00250000 0x00006000>;
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};
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};
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};
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