blob: 06b319425472b82c40b8c2b4affa29dec7ff2c5a [file] [log] [blame]
/*
* Copyright (c) 2019 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <espressif/esp32.dtsi>
#include "esp32-pinctrl.dtsi"
/ {
model = "esp32";
compatible = "espressif,esp32";
aliases {
sw0 = &user_button;
uart-0 = &uart0;
i2c-0 = &i2c0;
sw0 = &button0;
watchdog0 = &wdt0;
};
buttons {
compatible = "gpio-keys";
button0: button_0 {
gpios = <&gpio0 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "BOOT Button";
};
};
chosen {
zephyr,sram = &sram0;
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,flash = &flash0;
};
power-states {
light_sleep: light_sleep {
compatible = "zephyr,power-state";
power-state-name = "standby";
min-residency-us = <200>;
exit-latency-us = <60>;
};
deep_sleep: deep_sleep {
compatible = "zephyr,power-state";
power-state-name = "soft-off";
min-residency-us = <2000>;
exit-latency-us = <212>;
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: user_button {
label = "BOOT";
gpios = <&gpio0 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
};
};
};
&cpu0 {
clock-frequency = <ESP32_CLK_CPU_240M>;
cpu-power-states = <&light_sleep &deep_sleep>;
};
&cpu1 {
clock-frequency = <ESP32_CLK_CPU_240M>;
};
&uart0 {
status = "okay";
current-speed = <115200>;
pinctrl-0 = <&uart0_default>;
pinctrl-names = "default";
};
&uart1 {
current-speed = <115200>;
pinctrl-0 = <&uart1_default>;
pinctrl-names = "default";
};
&uart2 {
current-speed = <115200>;
pinctrl-0 = <&uart2_default>;
pinctrl-names = "default";
};
&gpio0 {
status = "okay";
};
&gpio1 {
status = "okay";
};
&i2c0 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
sda-gpios = <&gpio0 21 GPIO_OPEN_DRAIN>;
scl-gpios = <&gpio0 22 GPIO_OPEN_DRAIN>;
pinctrl-0 = <&i2c0_default>;
pinctrl-names = "default";
};
&spi2 {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pinctrl-0 = <&spim2_default>;
pinctrl-names = "default";
};
&spi3 {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pinctrl-0 = <&spim3_default>;
pinctrl-names = "default";
};
&timer0 {
status = "disabled";
};
&timer1 {
status = "disabled";
};
&timer2 {
status = "disabled";
};
&timer3 {
status = "disabled";
};
&trng0 {
status = "okay";
};
&flash0 {
status = "okay";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* Reserve 60kB for the bootloader */
boot_partition: partition@1000 {
label = "mcuboot";
reg = <0x00001000 0x0000F000>;
read-only;
};
/* Reserve 1024kB for the application in slot 0 */
slot0_partition: partition@10000 {
label = "image-0";
reg = <0x00010000 0x00100000>;
};
/* Reserve 1024kB for the application in slot 1 */
slot1_partition: partition@110000 {
label = "image-1";
reg = <0x00110000 0x00100000>;
};
/* Reserve 256kB for the scratch partition */
scratch_partition: partition@210000 {
label = "image-scratch";
reg = <0x00210000 0x00040000>;
};
storage_partition: partition@250000 {
label = "storage";
reg = <0x00250000 0x00006000>;
};
};
};