# MCP25XXFD CAN configuration options

# Copyright (c) 2020 Abram Early
# Copyright (c) 2023 Andriy Gelman
# SPDX-License-Identifier: Apache-2.0

config CAN_MCP251XFD
	bool "MCP25XXFD CAN Driver"
	default y
	depends on DT_HAS_MICROCHIP_MCP251XFD_ENABLED
	select CRC
	select SPI
	help
	  Enable MCP25XXFD CAN Driver

if CAN_MCP251XFD

config CAN_MCP251XFD_MAX_TX_QUEUE
	int "Maximum number of queued messages"
	default 8
	range 1 32
	help
	  Defines the array size of transmit callback pointers and semaphores,
	  as well as the number of messages in the TX queue.

config CAN_MCP251XFD_RX_FIFO_ITEMS
	int "Number of CAN messages in the RX fifo"
	default 16
	range 1 32
	help
	  Defines the number of CAN messages in the RX fifo.

config CAN_MCP251XFD_INT_THREAD_STACK_SIZE
	int "Stack size for interrupt handler"
	default 768
	help
	  Size of the stack used for internal thread which is ran for
	  interrupt handling and incoming packets.

config CAN_MCP251XFD_INT_THREAD_PRIO
	int "Priority for interrupt handler"
	default 2
	help
	  Thread priority of the interrupt handler. A higher number implies a
	  higher priority. The thread is cooperative and will not be interrupted by
	  another thread until execution is released.

config CAN_MCP251XFD_READ_CRC_RETRIES
	int "Number of retries during SFR register read"
	default 5
	help
	  Number of retries during SFR register read if CRC fails.

config CAN_MAX_FILTER
	int "Maximum number of concurrent active filters"
	default 5
	range 1 32
	help
	  Maximum number of filters supported by the can_add_rx_callback() API call.

endif # CAN_MCP251XFD