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watchdog: Add WDT driver for Atmel SAM SoCs

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Basic Watchdog driver for Atmel SAM family MCUs. Currently only
disabling the watchdog is supported.

Tested on Atmel SAMV71 Xplained Ultra Evaluation Kit.

Origin: Original

Jira: ZEP-1684

Change-Id: I8f717c7f53aa290c944b7935e0570c2a6f53956e
Signed-off-by: Souvik K Chakravarty <souvik.k.chakravarty@intel.com>
This commit is contained in:
Souvik K Chakravarty 2017-03-07 08:56:58 +05:30 • committed by Maureen Helm
commit 8fa2f82524
5 changed files with 126 additions and 0 deletions
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drivers/watchdog/Kconfig.sam Normal file
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# Kconfig - Atmel SAM WDT configuration
#
# Copyright (C) 2017 Intel Deutschland GmbH
#
# SPDX-License-Identifier: Apache-2.0
#
menuconfig WDT_SAM
bool "Atmel SAM MCU Family Watchdog (WDT) Driver"
depends on SOC_FAMILY_SAM
default y
help
Enable WDT driver for Atmel SAM MCUs.
config WDT_SAM_DISABLE_AT_BOOT
bool "Disable WDT during boot"
depends on WDT_SAM
default y
help
Select this option to disable the WDT during boot.
config WDT_SAM_DEVICE_NAME
string "Device name for Watchdog (WDT)"
depends on WDT_SAM
default "WDT"
help
Set the name used by WDT device during registration.