62 lines
1.6 KiB
Plaintext
62 lines
1.6 KiB
Plaintext
|
# 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 31
|
||
|
|
help
|
||
|
|
Maximum number of filters supported by the can_add_rx_callback() API call.
|
||
|
|
|
||
|
|
endif # CAN_MCP251XFD
|