blob: 42b830365ccdf6a8ccb54bad6bdceb05bbd27355 [file] [log] [blame]
/*
* Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <mem.h>
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/interrupt-controller/esp-esp32c3-intmux.h>
#include <zephyr/dt-bindings/clock/esp32c3_clock.h>
#include <dt-bindings/pinctrl/esp32-pinctrl.h>
/ {
#address-cells = <1>;
#size-cells = <1>;
chosen {
zephyr,entropy = &trng0;
zephyr,flash-controller = &flash;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "espressif,riscv";
reg = <0>;
};
};
pinctrl: pin-controller {
compatible = "espressif,esp32-pinctrl";
status = "okay";
};
wifi: wifi {
compatible = "espressif,esp32-wifi";
status = "disabled";
};
soc {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges;
sram0: memory@3fc7c000 {
compatible = "mmio-sram";
reg = <0x3fc7c000 0x50000>;
};
intc: interrupt-controller@600c2000 {
compatible = "espressif,esp32-intc";
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
reg = <0x600c2000 0x198>;
status = "okay";
};
systimer0: systimer@60023000 {
compatible = "espressif,esp32-systimer";
reg = <0x60023000 0x80>;
interrupts = <SYSTIMER_TARGET0_EDGE_INTR_SOURCE>;
interrupt-parent = <&intc>;
status = "okay";
};
rtc: rtc@60008000 {
compatible = "espressif,esp32-rtc";
reg = <0x60008000 0x1000>;
xtal-freq = <ESP32_CLK_XTAL_40M>;
#clock-cells = <1>;
status = "okay";
rtc_timer: rtc_timer {
compatible = "espressif,esp32-rtc-timer";
slow-clk-freq = <ESP32_RTC_SLOW_CLK_FREQ_90K>;
interrupts = <RTC_CORE_INTR_SOURCE>;
interrupt-parent = <&intc>;
status = "okay";
};
};
flash: flash-controller@60002000 {
compatible = "espressif,esp32-flash-controller";
reg = <0x60002000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
flash0: flash@0 {
compatible = "soc-nv-flash";
reg = <0 0x400000>;
erase-block-size = <4096>;
write-block-size = <4>;
};
};
gpio0: gpio@60004000 {
compatible = "espressif,esp32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x60004000 0x800>;
interrupts = <GPIO_INTR_SOURCE>;
interrupt-parent = <&intc>;
ngpios = <32>; /* 0..31 */
};
i2c0: i2c@60013000 {
compatible = "espressif,esp32-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x60013000 0x1000>;
interrupts = <I2C_EXT0_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_I2C0_MODULE>;
status = "disabled";
};
uart0: uart@60000000 {
compatible = "espressif,esp32-uart";
reg = <0x60000000 0x400>;
status = "disabled";
interrupts = <UART0_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_UART0_MODULE>;
};
uart1: uart@60010000 {
compatible = "espressif,esp32-uart";
reg = <0x60010000 0x400>;
status = "disabled";
interrupts = <UART1_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_UART1_MODULE>;
current-speed = <115200>;
};
ledc0: ledc@60019000 {
compatible = "espressif,esp32-ledc";
pwm-controller;
#pwm-cells = <3>;
reg = <0x60019000 0x1000>;
clocks = <&rtc ESP32_LEDC_MODULE>;
status = "disabled";
};
usb_serial: uart@60043000 {
compatible = "espressif,esp32-usb-serial";
reg = <0x60043000 0x400>;
status = "disabled";
interrupts = <USB_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_USB_MODULE>;
};
timer0: counter@6001f000 {
compatible = "espressif,esp32-timer";
reg = <0x6001F000 DT_SIZE_K(4)>;
group = <0>;
index = <0>;
interrupts = <TG0_T0_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
status = "disabled";
};
timer1: counter@60020000 {
compatible = "espressif,esp32-timer";
reg = <0x60020000 DT_SIZE_K(4)>;
group = <1>;
index = <0>;
interrupts = <TG1_T0_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
status = "disabled";
};
trng0: trng@3ff700b0 {
compatible = "espressif,esp32-trng";
reg = <0x3FF700B0 0x4>;
status = "disabled";
};
spi2: spi@60024000 {
compatible = "espressif,esp32-spi";
reg = <0x60024000 DT_SIZE_K(4)>;
interrupts = <SPI2_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_SPI2_MODULE>;
status = "disabled";
};
wdt0: watchdog@6001f048 {
compatible = "espressif,esp32-watchdog";
reg = <0x6001f048 0x20>;
interrupts = <TG0_WDT_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_TIMG0_MODULE>;
status = "disabled";
};
wdt1: watchdog@60020048 {
compatible = "espressif,esp32-watchdog";
reg = <0x60020048 0x20>;
interrupts = <TG1_WDT_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_TIMG1_MODULE>;
status = "disabled";
};
};
};