Re: [PATCH 4/4] arm64: dts: microchip: add LAN969x support

From: Conor Dooley

Date: Mon Dec 08 2025 - 12:36:18 EST


On Wed, Dec 03, 2025 at 01:21:32PM +0100, Robert Marko wrote:
> Add support for Microchip LAN969x switch SoC, including the EV23X71A
> EVB board.
>
> Signed-off-by: Robert Marko <robert.marko@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/microchip/Makefile | 2 +
> .../boot/dts/microchip/lan9696-ev23x71a.dts | 761 ++++++++++++++++++
> arch/arm64/boot/dts/microchip/lan969x.dtsi | 482 +++++++++++
> 3 files changed, 1245 insertions(+)
> create mode 100644 arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
> create mode 100644 arch/arm64/boot/dts/microchip/lan969x.dtsi
>
> diff --git a/arch/arm64/boot/dts/microchip/Makefile b/arch/arm64/boot/dts/microchip/Makefile
> index c6e0313eea0f..d02ac50aae79 100644
> --- a/arch/arm64/boot/dts/microchip/Makefile
> +++ b/arch/arm64/boot/dts/microchip/Makefile
> @@ -2,3 +2,5 @@
> dtb-$(CONFIG_ARCH_SPARX5) += sparx5_pcb125.dtb
> dtb-$(CONFIG_ARCH_SPARX5) += sparx5_pcb134.dtb sparx5_pcb134_emmc.dtb
> dtb-$(CONFIG_ARCH_SPARX5) += sparx5_pcb135.dtb sparx5_pcb135_emmc.dtb
> +

> +dtb-$(CONFIG_ARCH_LAN969X) += lan9696-ev23x71a.dtb

ngl, I wonder why this config even exists, it's not meaningfully different
to ARCH_SPARX5.

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