On Sat, Feb 23, 2019 at 12:37:42AM +0100, Maxime Chevallier wrote: > As per 802.3bz, if bit 14 of (1.11) "PMA Extended Abilities" indicates > whether or not we should read register (1.21) "2.52/5G PMA Extended > Abilities", which contains information on the support of 2.5GBASET and > 5GBASET. > > After testing on several variants of PHYS of this family, it appears > that bit 14 in (1.11) isn't always set when it should be. > > PHYs 88X3310 (on MacchiatoBin) and 88E2010 do support 2.5G and 5GBASET, > but don't have 1.11.14 set. Their register 1.21 is filled with the > correct values, indicating 2.5G and 5G support. > > PHYs 88E2110 do have their 1.11.14 bit set, as it should. > > Signed-off-by: Maxime Chevallier <maxime.chevall...@bootlin.com>
Reviewed-by: Andrew Lunn <and...@lunn.ch> Andrew