339 lines
9.2 KiB
Plaintext
339 lines
9.2 KiB
Plaintext
# Kconfig.nrfx - nrfx UART configuration
|
|
#
|
|
# Copyright (c) 2016 - 2018, Nordic Semiconductor ASA
|
|
#
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
#
|
|
|
|
menuconfig UART_NRFX
|
|
bool "nRF UART nrfx drivers"
|
|
default y
|
|
select SERIAL_HAS_DRIVER
|
|
select SERIAL_SUPPORT_INTERRUPT
|
|
select SERIAL_SUPPORT_ASYNC
|
|
depends on SOC_FAMILY_NRF
|
|
help
|
|
Enable support for nrfx UART drivers for nRF MCU series.
|
|
Peripherals with the same instance ID cannot be used together,
|
|
e.g. UART_0 and UARTE_0.
|
|
|
|
if UART_NRFX
|
|
|
|
|
|
# ----------------- port 0 -----------------
|
|
choice
|
|
prompt "UART Port 0 Driver type"
|
|
optional
|
|
|
|
config UART_0_NRF_UART
|
|
bool "nRF UART 0"
|
|
depends on HAS_HW_NRF_UART0
|
|
select NRF_UART_PERIPHERAL
|
|
help
|
|
Enable nRF UART without EasyDMA on port 0.
|
|
|
|
config UART_0_NRF_UARTE
|
|
bool "nRF UARTE 0"
|
|
# In nRF91 Series SoCs, UART peripherals share certain resources with
|
|
# SPI and TWI peripherals having the same instance number, and therefore
|
|
# these cannot be used simultaneously.
|
|
depends on HAS_HW_NRF_UARTE0 && !(SOC_SERIES_NRF91X && (SPI_0 || I2C_0))
|
|
select NRF_UARTE_PERIPHERAL
|
|
help
|
|
Enable nRF UART with EasyDMA on port 0.
|
|
endchoice
|
|
|
|
if UART_0_NRF_UART || UART_0_NRF_UARTE
|
|
|
|
config UART_0_INTERRUPT_DRIVEN
|
|
bool "Enable interrupt support on port 0"
|
|
depends on UART_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART interrupt support on port 0.
|
|
|
|
config UART_0_ASYNC
|
|
bool "Enable Asynchronous API support on port 0"
|
|
depends on UART_ASYNC_API && !UART_0_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART Asynchronous API support on port 0.
|
|
|
|
config UART_0_NRF_PARITY_BIT
|
|
bool "Enable parity bit"
|
|
help
|
|
Enable parity bit.
|
|
|
|
config UART_0_NRF_FLOW_CONTROL
|
|
bool "Enable flow control"
|
|
help
|
|
Enable flow control. If selected, additionally two pins, RTS and CTS
|
|
have to be configured.
|
|
|
|
config UART_0_NRF_TX_BUFFER_SIZE
|
|
int "Size of RAM buffer"
|
|
depends on UART_0_NRF_UARTE
|
|
range 1 65535
|
|
default 32
|
|
help
|
|
Size of the transmit buffer for API function: fifo_fill.
|
|
This value is limited by range of TXD.MAXCNT register for
|
|
particular SoC.
|
|
|
|
config UART_0_NRF_HW_ASYNC
|
|
bool "Use hardware RX byte counting"
|
|
depends on UART_0_NRF_UARTE
|
|
depends on UART_ASYNC_API
|
|
help
|
|
If default driver uses interrupts to count incoming bytes, it is possible
|
|
that with higher speeds and/or high cpu load some data can be lost.
|
|
It is recommended to use hardware byte counting in such scenarios.
|
|
Hardware RX byte counting requires timer instance and one PPI channel
|
|
|
|
config UART_0_NRF_HW_ASYNC_TIMER
|
|
int "Timer instance"
|
|
depends on UART_0_NRF_HW_ASYNC
|
|
|
|
endif # UART_0_NRF_UART || UART_0_NRF_UARTE
|
|
|
|
# ----------------- port 1 -----------------
|
|
config UART_1_NRF_UARTE
|
|
bool "nRF UARTE 1"
|
|
# In nRF91 Series SoCs, UART peripherals share certain resources with
|
|
# SPI and TWI peripherals having the same instance number, and therefore
|
|
# these cannot be used simultaneously.
|
|
depends on HAS_HW_NRF_UARTE1 && !(SOC_SERIES_NRF91X && (SPI_1 || I2C_1))
|
|
select NRF_UARTE_PERIPHERAL
|
|
help
|
|
Enable nRF UART with EasyDMA on port 1.
|
|
|
|
if UART_1_NRF_UARTE
|
|
|
|
config UART_1_INTERRUPT_DRIVEN
|
|
bool "Enable interrupt support on port 1"
|
|
depends on UART_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART interrupt support on port 1.
|
|
|
|
config UART_1_ASYNC
|
|
bool "Enable Asynchronous API support on port 1"
|
|
depends on UART_ASYNC_API && !UART_1_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART Asynchronous API support on port 1.
|
|
|
|
config UART_1_NRF_PARITY_BIT
|
|
bool "Enable parity bit"
|
|
help
|
|
Enable parity bit.
|
|
|
|
config UART_1_NRF_FLOW_CONTROL
|
|
bool "Enable flow control"
|
|
help
|
|
Enable flow control. If selected, additionally two pins, RTS and CTS
|
|
have to be configured.
|
|
|
|
config UART_1_NRF_TX_BUFFER_SIZE
|
|
int "Size of RAM buffer"
|
|
depends on UART_INTERRUPT_DRIVEN
|
|
range 1 65535
|
|
default 32
|
|
help
|
|
Size of the transmit buffer for API function: fifo_fill.
|
|
This value is limited by range of TXD.MAXCNT register for
|
|
particular SoC.
|
|
|
|
config UART_1_NRF_HW_ASYNC
|
|
bool "Use hardware RX byte counting"
|
|
depends on UART_1_ASYNC
|
|
help
|
|
If default driver uses interrupts to count incoming bytes, it is possible
|
|
that with higher speeds and/or high cpu load some data can be lost.
|
|
It is recommended to use hardware byte counting in such scenarios.
|
|
Hardware RX byte counting requires timer instance and one PPI channel
|
|
|
|
config UART_1_NRF_HW_ASYNC_TIMER
|
|
int "Timer instance"
|
|
depends on UART_1_NRF_HW_ASYNC
|
|
|
|
endif # UART_1_NRF_UARTE
|
|
|
|
# ----------------- port 2 -----------------
|
|
config UART_2_NRF_UARTE
|
|
bool "nRF UARTE 2"
|
|
# In nRF91 Series SoCs, UART peripherals share certain resources with
|
|
# SPI and TWI peripherals having the same instance number, and therefore
|
|
# these cannot be used simultaneously.
|
|
depends on HAS_HW_NRF_UARTE2 && !(SOC_SERIES_NRF91X && (SPI_2 || I2C_2))
|
|
select NRF_UARTE_PERIPHERAL
|
|
help
|
|
Enable nRF UART with EasyDMA on port 2.
|
|
|
|
if UART_2_NRF_UARTE
|
|
|
|
config UART_2_INTERRUPT_DRIVEN
|
|
bool "Enable interrupt support on port 2"
|
|
depends on UART_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART interrupt support on port 2.
|
|
|
|
config UART_2_ASYNC
|
|
bool "Enable Asynchronous API support on port 2"
|
|
depends on UART_ASYNC_API && !UART_2_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART Asynchronous API support on port 2.
|
|
|
|
config UART_2_NRF_PARITY_BIT
|
|
bool "Enable parity bit"
|
|
help
|
|
Enable parity bit.
|
|
|
|
config UART_2_NRF_FLOW_CONTROL
|
|
bool "Enable flow control"
|
|
help
|
|
Enable flow control. If selected, additionally two pins, RTS and CTS
|
|
have to be configured.
|
|
|
|
config UART_2_NRF_TX_BUFFER_SIZE
|
|
int "Size of RAM buffer"
|
|
range 1 65535
|
|
default 32
|
|
help
|
|
Size of the transmit buffer for API function: fifo_fill.
|
|
This value is limited by range of TXD.MAXCNT register for
|
|
particular SoC.
|
|
|
|
config UART_2_NRF_HW_ASYNC
|
|
bool "Use hardware RX byte counting"
|
|
depends on UART_2_ASYNC
|
|
help
|
|
If default driver uses interrupts to count incoming bytes, it is possible
|
|
that with higher speeds and/or high cpu load some data can be lost.
|
|
It is recommended to use hardware byte counting in such scenarios.
|
|
Hardware RX byte counting requires timer instance and one PPI channel
|
|
|
|
config UART_2_NRF_HW_ASYNC_TIMER
|
|
int "Timer instance"
|
|
depends on UART_2_NRF_HW_ASYNC
|
|
|
|
endif # UART_2_NRF_UARTE
|
|
|
|
# ----------------- port 3 -----------------
|
|
config UART_3_NRF_UARTE
|
|
bool "nRF UARTE 3"
|
|
# In nRF91 Series SoCs, UART peripherals share certain resources with
|
|
# SPI and TWI peripherals having the same instance number, and therefore
|
|
# these cannot be used simultaneously.
|
|
depends on HAS_HW_NRF_UARTE3 && !(SOC_SERIES_NRF91X && (SPI_3 || I2C_3))
|
|
select NRF_UARTE_PERIPHERAL
|
|
help
|
|
Enable nRF UART with EasyDMA on port 3.
|
|
|
|
if UART_3_NRF_UARTE
|
|
|
|
config UART_3_INTERRUPT_DRIVEN
|
|
bool "Enable interrupt support on port 3"
|
|
depends on UART_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART interrupt support on port 3.
|
|
|
|
config UART_3_ASYNC
|
|
bool "Enable Asynchronous API support on port 3"
|
|
depends on UART_ASYNC_API && !UART_3_INTERRUPT_DRIVEN
|
|
default y
|
|
help
|
|
This option enables UART Asynchronous API support on port 3.
|
|
|
|
config UART_3_NRF_PARITY_BIT
|
|
bool "Enable parity bit"
|
|
help
|
|
Enable parity bit.
|
|
|
|
config UART_3_NRF_FLOW_CONTROL
|
|
bool "Enable flow control"
|
|
help
|
|
Enable flow control. If selected, additionally two pins, RTS and CTS
|
|
have to be configured.
|
|
|
|
config UART_3_NRF_TX_BUFFER_SIZE
|
|
int "Size of RAM buffer"
|
|
range 1 65535
|
|
default 32
|
|
help
|
|
Size of the transmit buffer for API function: fifo_fill.
|
|
This value is limited by range of TXD.MAXCNT register for
|
|
particular SoC.
|
|
|
|
config UART_3_NRF_HW_ASYNC
|
|
bool "Use hardware RX byte counting"
|
|
depends on UART_3_ASYNC
|
|
help
|
|
If default driver uses interrupts to count incoming bytes, it is possible
|
|
that with higher speeds and/or high cpu load some data can be lost.
|
|
It is recommended to use hardware byte counting in such scenarios.
|
|
Hardware RX byte counting requires timer instance and one PPI channel
|
|
|
|
config UART_3_NRF_HW_ASYNC_TIMER
|
|
int "Timer instance"
|
|
depends on UART_3_NRF_HW_ASYNC
|
|
|
|
endif # UART_3_NRF_UARTE
|
|
|
|
|
|
config NRFX_TIMER0
|
|
default y
|
|
depends on UART_0_NRF_HW_ASYNC_TIMER = 0 || UART_1_NRF_HW_ASYNC_TIMER = 0 || \
|
|
UART_3_NRF_HW_ASYNC_TIMER = 0 || UART_2_NRF_HW_ASYNC_TIMER = 0
|
|
|
|
config NRFX_TIMER1
|
|
default y
|
|
depends on UART_0_NRF_HW_ASYNC_TIMER = 1 || UART_1_NRF_HW_ASYNC_TIMER = 1 || \
|
|
UART_3_NRF_HW_ASYNC_TIMER = 1 || UART_2_NRF_HW_ASYNC_TIMER = 1
|
|
|
|
config NRFX_TIMER2
|
|
default y
|
|
depends on UART_0_NRF_HW_ASYNC_TIMER = 2 || UART_1_NRF_HW_ASYNC_TIMER = 2 || \
|
|
UART_3_NRF_HW_ASYNC_TIMER = 2 || UART_2_NRF_HW_ASYNC_TIMER = 2
|
|
|
|
config NRFX_TIMER3
|
|
default y
|
|
depends on UART_0_NRF_HW_ASYNC_TIMER = 3 || UART_1_NRF_HW_ASYNC_TIMER = 3 || \
|
|
UART_3_NRF_HW_ASYNC_TIMER = 3 || UART_2_NRF_HW_ASYNC_TIMER = 3
|
|
|
|
config NRFX_TIMER4
|
|
default y
|
|
depends on UART_0_NRF_HW_ASYNC_TIMER = 4 || UART_1_NRF_HW_ASYNC_TIMER = 4 || \
|
|
UART_3_NRF_HW_ASYNC_TIMER = 4 || UART_2_NRF_HW_ASYNC_TIMER = 4
|
|
|
|
|
|
if UART_0_NRF_HW_ASYNC || UART_1_NRF_HW_ASYNC || UART_2_NRF_HW_ASYNC || UART_3_NRF_HW_ASYNC
|
|
|
|
config NRFX_TIMER
|
|
default y
|
|
|
|
config NRFX_PPI
|
|
depends on HAS_HW_NRF_PPI
|
|
default y
|
|
|
|
config NRFX_DPPI
|
|
depends on HAS_HW_NRF_DPPIC
|
|
default y
|
|
|
|
config UARTE_NRF_HW_ASYNC
|
|
bool
|
|
default y
|
|
|
|
endif
|
|
|
|
config NRF_UART_PERIPHERAL
|
|
bool
|
|
|
|
config NRF_UARTE_PERIPHERAL
|
|
bool
|
|
|
|
endif # UART_NRFX
|