Files
zephyr/drivers/can/Kconfig.sja1000
Henrik Brix Andersen 65eee6d3d9 drivers: can: increase default setting for software-limited RX filters
Increase the default number of software-limited CAN RX filters across the
drivers. Some of these were chosen quite conservative, requiring custom
configuration for even simple in-tree samples.

Users can reduce the number of available RX filters to reduce RAM footprint
as needed.

Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
2025-12-09 14:54:02 -05:00

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# NXP SJA1000 configuration options
# Copyright (c) 2022 Henrik Brix Andersen <henrik@brixandersen.dk>
# SPDX-License-Identifier: Apache-2.0
config CAN_SJA1000
bool
help
This enables support for the shared NXP SJA1000 CAN driver.
config CAN_SJA1000_MAX_FILTERS
int "Maximum number of concurrent active RX filters"
depends on CAN_SJA1000
default 16
range 1 32
help
As the NXP SJA1000 only supports one full-width RX filter, filtering of received CAN
frames are done in software.