blob: b4a0bddd4680b96ecaed567c87ace2c5c6acf1a3 [file] [log] [blame]
/*
* Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <mem.h>
#include <xtensa/xtensa.dtsi>
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/clock/esp32s2_clock.h>
#include <zephyr/dt-bindings/interrupt-controller/esp32s2-xtensa-intmux.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 = "cdns,tensilica-xtensa-lx7";
reg = <0>;
};
};
wifi: wifi {
compatible = "espressif,esp32-wifi";
status = "disabled";
};
pinctrl: pin-controller {
compatible = "espressif,esp32-pinctrl";
status = "okay";
};
soc {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges;
sram0: memory@3ffb0000 {
compatible = "mmio-sram";
reg = <0x3ffb0000 0x50000>;
};
intc: interrupt-controller@3f4c2000 {
#interrupt-cells = <1>;
compatible = "espressif,esp32-intc";
interrupt-controller;
reg = <0x3f4c2000 0x114>;
label = "INTC_0";
status = "okay";
};
rtc: rtc@3f408000 {
compatible = "espressif,esp32-rtc";
reg = <0x3f408000 0x0D8>;
label = "RTC";
xtal-freq = <ESP32_CLK_XTAL_40M>;
#clock-cells = <1>;
status = "ok";
};
flash: flash-controller@3f402000 {
compatible = "espressif,esp32-flash-controller";
label = "FLASH_CTRL";
reg = <0x3f402000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
flash0: flash@0 {
compatible = "soc-nv-flash";
label = "FLASH_ESP32S2";
reg = <0 0x400000>;
erase-block-size = <4096>;
write-block-size = <4>;
};
};
uart0: uart@3f400000 {
compatible = "espressif,esp32-uart";
reg = <0x3f400000 0x400>;
label = "UART_0";
status = "disabled";
interrupts = <UART0_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_UART0_MODULE>;
};
uart1: uart@3f410000 {
compatible = "espressif,esp32-uart";
reg = <0x3f410000 0x400>;
label = "UART_1";
status = "disabled";
interrupts = <UART1_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_UART1_MODULE>;
current-speed = <115200>;
};
gpio0: gpio@3f404000 {
compatible = "espressif,esp32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x3f404000 0x800>;
interrupts = <GPIO_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "GPIO_0";
ngpios = <32>; /* 0..31 */
};
gpio1: gpio@3f404800 {
compatible = "espressif,esp32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x3f404800 0x800>;
interrupts = <GPIO_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "GPIO_1";
ngpios = <22>; /* 32..53 */
};
i2c0: i2c@3f413000 {
compatible = "espressif,esp32-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x3f413000 0x1000>;
interrupts = <I2C_EXT0_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "I2C_0";
clocks = <&rtc ESP32_I2C0_MODULE>;
status = "disabled";
};
i2c1: i2c@3f427000 {
compatible = "espressif,esp32-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x3f427000 0x1000>;
interrupts = <I2C_EXT1_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "I2C_1";
clocks = <&rtc ESP32_I2C1_MODULE>;
status = "disabled";
};
timer0: counter@3f41f000 {
compatible = "espressif,esp32-timer";
reg = <0x3f41f000 DT_SIZE_K(4)>;
interrupts = <TG0_T0_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "TIMG0_T0";
status = "disabled";
};
timer1: counter@3f41f024 {
compatible = "espressif,esp32-timer";
reg = <0x3f41f024 DT_SIZE_K(4)>;
interrupts = <TG0_T1_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "TIMG0_T1";
status = "disabled";
};
timer2: counter@3f420000 {
compatible = "espressif,esp32-timer";
reg = <0x3f420000 DT_SIZE_K(4)>;
interrupts = <TG1_T0_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "TIMG1_T0";
status = "disabled";
};
timer3: counter@3f420024 {
compatible = "espressif,esp32-timer";
reg = <0x3f420024 DT_SIZE_K(4)>;
interrupts = <TG1_T1_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "TIMG1_T1";
};
trng0: trng@3f435110 {
compatible = "espressif,esp32-trng";
reg = <0x3f435110 0x4>;
label = "TRNG_0";
status = "disabled";
};
spi2: spi@3f424000 {
compatible = "espressif,esp32-spi";
reg = <0x3f424000 DT_SIZE_K(4)>;
interrupts = <SPI2_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "SPI_2";
clocks = <&rtc ESP32_FSPI_MODULE>;
status = "disabled";
};
spi3: spi@3f425000 {
compatible = "espressif,esp32-spi";
reg = <0x3f425000 DT_SIZE_K(4)>;
interrupts = <SPI3_INTR_SOURCE>;
interrupt-parent = <&intc>;
label = "SPI_3";
clocks = <&rtc ESP32_HSPI_MODULE>;
status = "disabled";
};
wdt0: watchdog@3f41f048 {
compatible = "espressif,esp32-watchdog";
reg = <0x3f41f048 0x20>;
interrupts = <TG0_WDT_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_TIMG0_MODULE>;
label = "WDT_0";
status = "disabled";
};
wdt1: watchdog@3f42f048 {
compatible = "espressif,esp32-watchdog";
reg = <0x3f42f048 0x20>;
interrupts = <TG1_WDT_LEVEL_INTR_SOURCE>;
interrupt-parent = <&intc>;
clocks = <&rtc ESP32_TIMG1_MODULE>;
label = "WDT_1";
status = "disabled";
};
};
};