36 lines
1014 B
Plaintext
36 lines
1014 B
Plaintext
# STM32 Cube LL RTC
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# Copyright (c) 2018, Linaro Limited
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# SPDX-License-Identifier: Apache-2.0
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menuconfig COUNTER_RTC_STM32
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bool "STM32 Counter RTC driver"
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default y if !RTC
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depends on DT_HAS_ST_STM32_RTC_ENABLED
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select USE_STM32_LL_RTC
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select USE_STM32_LL_PWR
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select USE_STM32_LL_RCC
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select USE_STM32_LL_EXTI
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help
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Build RTC driver for STM32 SoCs.
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Tested on STM32 C0, F0, F2, F3, F4, F7, G0, G4, H7, L1, L4, L5, U5 series
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if COUNTER_RTC_STM32
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config COUNTER_RTC_STM32_SAVE_VALUE_BETWEEN_RESETS
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bool "Save rtc time value between resets"
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default n
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help
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Keep the counter value after each reset.
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config COUNTER_RTC_STM32_SUBSECONDS
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bool "Use the subseconds as a basic tick."
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depends on !SOC_SERIES_STM32F1X
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help
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Use the subseconds as the basic time tick. It increases resolution
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of the counter. The frequency of the time is RTC Source Clock divided
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by 2. It is the clock after the first asynchronous prescaler.
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The config increases power consumption.
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endif # COUNTER_RTC_STM32
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