linux/drivers/net/dsa/b53/Kconfig
Álvaro Fernández Rojas c3cf059a4d net: dsa: b53: support legacy FCS tags
Commit 46c5176c58 ("net: dsa: b53: support legacy tags") introduced
support for legacy tags, but it turns out that BCM5325 and BCM5365
switches require the original FCS value and length, so they have to be
treated differently.

Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Link: https://patch.msgid.link/20250614080000.1884236-4-noltari@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-06-17 17:52:04 -07:00

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# SPDX-License-Identifier: GPL-2.0-only
menuconfig B53
tristate "Broadcom BCM53xx managed switch support"
depends on NET_DSA
select NET_DSA_TAG_NONE
select NET_DSA_TAG_BRCM
select NET_DSA_TAG_BRCM_LEGACY
select NET_DSA_TAG_BRCM_LEGACY_FCS
select NET_DSA_TAG_BRCM_PREPEND
help
This driver adds support for Broadcom managed switch chips. It supports
BCM5325E, BCM5365, BCM539x, BCM53115 and BCM53125 as well as BCM63XX
integrated switches.
config B53_SPI_DRIVER
tristate "B53 SPI connected switch driver"
depends on B53 && SPI
help
Select to enable support for registering switches configured through SPI.
config B53_MDIO_DRIVER
tristate "B53 MDIO connected switch driver"
depends on B53
help
Select to enable support for registering switches configured through MDIO.
config B53_MMAP_DRIVER
tristate "B53 MMAP connected switch driver"
depends on B53 && HAS_IOMEM
default BCM63XX || BMIPS_GENERIC
help
Select to enable support for memory-mapped switches like the BCM63XX
integrated switches.
config B53_SRAB_DRIVER
tristate "B53 SRAB connected switch driver"
depends on B53 && HAS_IOMEM
depends on B53_SERDES || !B53_SERDES
default ARCH_BCM_IPROC
help
Select to enable support for memory-mapped Switch Register Access
Bridge Registers (SRAB) like it is found on the BCM53010
config B53_SERDES
tristate "B53 SerDes support"
depends on B53
default ARCH_BCM_NSP
help
Select to enable support for SerDes on e.g: Northstar Plus SoCs.