From: Florian Fainelli <f.faine...@gmail.com> Date: Thu, 20 Oct 2016 09:32:19 -0700
> For a kernel that is being kexec'd we re-enable the integrated GPHY in > order for the subsequent MDIO bus scan to succeed and properly bind to > the bcm7xxx PHY driver. If we did not do that, the GPHY would be shut > down by the time the MDIO driver is probing the bus, and it would fail > to read the correct PHY OUI and therefore bind to an appropriate PHY > driver. Later on, this would cause DSA not to be able to successfully > attach to the PHY, and the interface would not be created at all. > > Signed-off-by: Florian Fainelli <f.faine...@gmail.com> Applied, but I have to wonder... If enabling the GPHY is necessary for proper probing, why isn't the kexec kernel enabling it properly?
