zephyr/drivers/can/Kconfig.rcar
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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# Renesas R-Car CAN configuration options
# Copyright (c) 2021 IoT.bzh
# SPDX-License-Identifier: Apache-2.0
config CAN_RCAR
bool "Renesas R-Car CAN Driver"
default y
depends on DT_HAS_RENESAS_RCAR_CAN_ENABLED
select PINCTRL
help
Enable Renesas R-Car CAN Driver.
config CAN_RCAR_MAX_FILTERS
int "Maximum number of concurrent active filters"
depends on CAN_RCAR
default 16
range 1 32
help
Defines the array size of the callback/msgq pointers.
Must be at least the size of concurrent reads.