On Wed, Nov 05, 2014 at 09:01:08PM +0100, Karsten Merker wrote: [Failing ethernet PHY detection in d-i on the BananaPi] > I have now run several tests with a modified BananaPi dtb in > which I have added a "regulator-always-on" stanza to the > reg_gmac_3v3 definition. With this change the PHY detection in > d-i has worked every time, so this would support the theory that > the regulator might not be powered up fast enough for the PHY > detection to succeed, but I cannot see why this problem only > occurs within the d-i environment.
Further experiments show that increasing the "startup-delay-us" value in the regulator definition seems to solve the issue. I'll do some further experiments to determine a value that is long enough for a reliable detection without being unnecessary long and discuss the issue with the upstream author. Regards, Karsten -- Gem. Par. 28 Abs. 4 Bundesdatenschutzgesetz widerspreche ich der Nutzung sowie der Weitergabe meiner personenbezogenen Daten für Zwecke der Werbung sowie der Markt- oder Meinungsforschung. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
