Messages in this thread | | | Date | Fri, 16 Nov 2018 19:23:59 -0800 (PST) | Subject | Re: [PATCH net] net: mvneta: Don't advertise 2.5G modes | From | David Miller <> |
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From: Maxime Chevallier <maxime.chevallier@bootlin.com> Date: Fri, 9 Nov 2018 09:17:33 +0100
> Using 2.5G speed relies on the SerDes lanes being configured > accordingly. The lanes have to be reconfigured to switch between > 1G and 2.5G, and for now only the bootloader does this configuration. > > In the case we add a Comphy driver to handle switching the lanes > dynamically, it's better for now to stick with supporting only 1G and > add advertisement for 2.5G once we really are capable of handling both > speeds without problem. > > Since the interface mode is initialy taken from the DT, we want to make > sure that adding comphy support won't break boards that don't update > their dtb. > > Fixes: da58a931f248 ("net: mvneta: Add support for 2500Mbps SGMII") > Reported-by: Andrew Lunn <andrew@lunn.ch> > Reported-by: Russell King <linux@armlinux.org.uk> > Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Applied.
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