zephyr/dts/bindings/watchdog/espressif,esp32-xt-wdt.yaml
Lucas Tamborrino aa692309bf drivers: wdt: espressif: Add 32K Xtal Watchdog
This WDT is responsible for monitoring the external
32.728 Hz crystal connected to pins XTAL_32K_P and
XTAL_32K_N. If an oscillation failure is detected
the hardware automatically switch to RTC_RC_SLOW
clock source and triggers an interrupt.

Signed-off-by: Lucas Tamborrino <lucas.tamborrino@espressif.com>
2024-05-30 16:52:37 -05:00

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YAML

# Copyright (c) 2024 Espressif Systems (Shanghai) Co., Ltd.
# SPDX-License-Identifier: Apache-2.0
description: |
This watchdog timer can detect oscillation failure of the RTC_SLOW_CLK_SRC_XTAL32K.
When such a failure is detected the hardware automatically switch to
ESP32_RTC_SLOW_CLK_SRC_RC_SLOW.
This feature is only available for ESP32S2,ESP32C3 and ESP32S3.
compatible: "espressif,esp32-xt-wdt"
include: base.yaml
properties:
reg:
required: true