[PATCH v9 3/9] arm64: lan969x: Add support for Microchip LAN969x SoC

From: Robert Marko
Date: Wed Aug 13 2025 - 13:49:49 EST


This adds support for the Microchip LAN969x ARMv8-based SoC switch family.

Signed-off-by: Robert Marko <robert.marko@xxxxxxxxxx>
---
Changes in v9:
* Select ARCH_MICROCHIP when ARCH_LAN969X is selected as its now hidden

Changes in v8:
* Place LAN969x under ARCH_MICROCHIP as suggested by Arnd and drop review
tags due to this

arch/arm64/Kconfig.platforms | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index bfea380100a6..31bddd1a17de 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -177,6 +177,21 @@ menu "Microchip SoC support"
config ARCH_MICROCHIP
bool

+config ARCH_LAN969X
+ bool "Microchip LAN969X SoC family"
+ select PINCTRL
+ select DW_APB_TIMER_OF
+ select ARCH_MICROCHIP
+ help
+ This enables support for the Microchip LAN969X ARMv8-based
+ SoC family of TSN-capable gigabit switches.
+
+ The LAN969X Ethernet switch family provides a rich set of
+ switching features such as advanced TCAM-based VLAN and QoS
+ processing enabling delivery of differentiated services, and
+ security through TCAM-based frame processing using versatile
+ content aware processor (VCAP).
+
config ARCH_SPARX5
bool "Microchip Sparx5 SoC family"
select PINCTRL
--
2.50.1