Messages in this thread | | | Subject | Re: [RFC 0/4] net: l2switch: Provide support for L2 switch on i.MX28 SoC | From | Florian Fainelli <> | Date | Wed, 25 Nov 2020 17:30:04 -0800 |
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On 11/25/2020 4:00 PM, Andrew Lunn wrote: > On Thu, Nov 26, 2020 at 12:24:55AM +0100, Lukasz Majewski wrote: >> This is the first attempt to add support for L2 switch available on some NXP >> devices - i.e. iMX287 or VF610. This patch set uses common FEC and DSA code. > > Interesting. I need to take another look at the Vybrid manual. Last > time i looked, i was more thinking of a pure switchdev driver, not a > DSA driver. So i'm not sure this is the correct architecture. But has > been a while since i looked at the datasheet.
Agreed the block diagram shows one DMA for each "switch port" which definitively fits more within the switchdev model than the DSA model that re-purposes an existing Ethernet MAC controller as-is and bolts on an integrated or external switch IC. -- Florian
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