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This adds basic support for the watchdog timer on the RP2040 MCU and Raspberry Pi Pico development board Signed-off-by: Jamie McCrae <spam@helper3000.net>
21 lines
688 B
Plaintext
21 lines
688 B
Plaintext
# Copyright (c) 2022, Jamie McCrae
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# SPDX-License-Identifier: Apache-2.0
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DT_COMPAT_RASPBERRYPI_PICO_WATCHDOG := raspberrypi,pico-watchdog
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config WDT_RPI_PICO
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bool "Raspberry Pi Pico Watchdog driver"
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default $(dt_compat_enabled,$(DT_COMPAT_RASPBERRYPI_PICO_WATCHDOG))
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depends on SOC_FAMILY_RPI_PICO
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config WDT_RPI_PICO_INITIAL_TIMEOUT
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int "Default watchdog timeout in us"
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depends on WDT_RPI_PICO
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default 8388607
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range 1 8388607
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help
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Sets the default watchdog timeout at start-up, the feed function must
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be called every interval prior to this time elapsing to prevent a
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reboot of the module. The default is just over 8 seconds, which is the
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largest timeout possible.
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