Re: [PATCH net-next v2 1/2] dt-bindings: net: dsa: mediatek,mt7530: add econet,en7528-switch

[Krzysztof Kozlowski <krzk@kernel.org>]

On Sat, Jul 11, 2026 at 03:41:00PM +0400, Ahmed Naseef wrote:
> The EcoNet EN7528 MIPS SoC integrates an MT7530 Gigabit switch,
> memory-mapped in the SoC register space like the built-in switches of
> the MediaTek MT7988 and Airoha EN7581/AN7583 SoCs. Its four user ports
> are connected to integrated Gigabit PHYs and its CPU port is connected
> internally to the SoC Ethernet MAC.
> 
> Those three switches are MT7531-based, whereas the EN7528 has a genuine
> MT7530 switch core (its chip revision register reads 0x7530). The two
> generations differ in their register programming - for example the CPU
> port is selected through the MT7530-style MFC register rather than the
> MT7531 CFC register - so the EN7528 is not compatible with the existing
> switch compatibles and cannot fall back to one of them.
> 
> Add the econet,en7528-switch compatible, with the same constraints as
> the other built-in switches.
> 

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>

Best regards,
Krzysztof