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Open Menu /drivers/serial/Kconfig.nrf5 
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# Kconfig.nrf5 - NRF5 UART configuration
#
# Copyright (c) 2016 Nordic Semiconductor ASA
#
# SPDX-License-Identifier: Apache-2.0
#

menuconfig UART_NRF5
	bool "Nordic Semiconductor NRF5 family processor UART driver"
	default n
	select SERIAL_HAS_DRIVER
	select SERIAL_SUPPORT_INTERRUPT
	depends on SOC_FAMILY_NRF5
	select GPIO_NRF5
	help
	  This option enables the UART driver for Nordic Semiconductor nRF5
	  family processors. Note that there is only one
	  UART controller on nRF5 ICs.

config UART_NRF5_CLK_FREQ
	int
	default 16000000
	depends on UART_NRF5

config UART_NRF5_FLOW_CONTROL
	bool "Enable Flow Control"
	default n
	depends on UART_NRF5
	help
	  Enable Flow Control. If selected, additionally two pins, RTS and CTS
	  has to be configured.

config UART_NRF5_GPIO_TX_PIN
	int "TX Pin Number"
	range 0 47 if SOC_NRF52840_QIAA
	range 0 31
	depends on UART_NRF5
	depends on GPIO_NRF5
	help
	  The GPIO pin to use for TX.

config UART_NRF5_GPIO_RX_PIN
	int "RX Pin Number"
	range 0 47 if SOC_NRF52840_QIAA
	range 0 31
	depends on UART_NRF5
	depends on GPIO_NRF5
	help
	  The GPIO pin to use for RX.

config UART_NRF5_GPIO_RTS_PIN
	int "RTS Pin Number"
	range 0 47 if SOC_NRF52840_QIAA
	range 0 31
	depends on UART_NRF5
	depends on GPIO_NRF5
	depends on UART_NRF5_FLOW_CONTROL
	help
	  The GPIO pin to use for RTS.

config UART_NRF5_GPIO_CTS_PIN
	int "CTS Pin Number"
	range 0 47 if SOC_NRF52840_QIAA
	range 0 31
	depends on UART_NRF5
	depends on GPIO_NRF5
	depends on UART_NRF5_FLOW_CONTROL
	help
	  The GPIO pin to use for CTS.