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https://github.com/zephyrproject-rtos/zephyr
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c661cc6c78
Extended clock configuration to allow usage of external clock source for nrf52 series. Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
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* Copyright (c) 2016 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_CLOCK_CONTROL_NRF_CLOCK_CONTROL_H_
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#define ZEPHYR_INCLUDE_DRIVERS_CLOCK_CONTROL_NRF_CLOCK_CONTROL_H_
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#if defined(CONFIG_USB) && defined(CONFIG_SOC_NRF52840)
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#include <device.h>
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#endif
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#include <nrf_clock.h>
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/* TODO: move all these to clock_control.h ? */
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/* Define 32KHz clock source */
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_RC
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#define CLOCK_CONTROL_NRF_K32SRC NRF_CLOCK_LFCLK_RC
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_XTAL
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#define CLOCK_CONTROL_NRF_K32SRC NRF_CLOCK_LFCLK_Xtal
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_SYNTH
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#define CLOCK_CONTROL_NRF_K32SRC NRF_CLOCK_LFCLK_Synth
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_EXT_LOW_SWING
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#define CLOCK_CONTROL_NRF_K32SRC NRF_CLOCK_LFCLK_Xtal_Low_Swing
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_EXT_FULL_SWING
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#define CLOCK_CONTROL_NRF_K32SRC NRF_CLOCK_LFCLK_Xtal_Full_Swing
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#endif
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/* Define 32KHz clock accuracy */
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_500PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 0
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_250PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 1
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_150PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 2
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_100PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 3
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_75PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 4
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_50PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 5
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_30PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 6
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#endif
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#ifdef CONFIG_CLOCK_CONTROL_NRF_K32SRC_20PPM
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#define CLOCK_CONTROL_NRF_K32SRC_ACCURACY 7
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#endif
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#if defined(CONFIG_USB) && defined(CONFIG_SOC_NRF52840)
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void nrf5_power_usb_power_int_enable(bool enable);
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#endif
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#endif /* ZEPHYR_INCLUDE_DRIVERS_CLOCK_CONTROL_NRF_CLOCK_CONTROL_H_ */
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