Hi Heiko, On 30 November 2016 at 04:52, Heiko Stübner <he...@sntech.de> wrote: > Am Dienstag, 29. November 2016, 19:47:10 schrieb Simon Glass: >> Hi Heiko, >> >> On 29 November 2016 at 16:45, Heiko Stübner <he...@sntech.de> wrote: >> > Hi Simon, >> > >> > Am Sonntag, 27. November 2016, 10:01:40 schrieb Simon Glass: >> >> This v3 patch is an update on Sjoerd's original v2 series from Feburary. >> >> I have dealt with the changes requested at the time, and adjusted the way >> >> that the speed change is handled. >> >> >> >> Tested on firefly-rk3288, rock2. >> > >> > Tested on a firefly as well. Though I get mixed results in my netboot >> > environment. At 100MBit (manually limited) everything seems fine: >> > >> > ---------------------- >> > Speed: 100, full duplex >> > BOOTP broadcast 1 >> > BOOTP broadcast 2 >> > DHCP client bound to address 192.168.140.58 (269 ms) >> > Using ethernet@ff290000 device >> > TFTP from server 192.168.140.1; our IP address is 192.168.140.58 >> > Filename 'hstuebner/firefly.vmlinuz'. >> > Load address: 0x4000000 >> > Loading: ################################################################# >> > >> > ################################################################# >> > ################################################################# >> > ################################################################# >> > ################################################################# >> > ################################################################# >> > ################################################################# >> > ######################### >> > 2.9 MiB/s >> > >> > done >> > Bytes transferred = 7033483 (6b528b hex) >> > ---------------------- >> > >> > 5 out of 5 boots worked fine. >> > >> > >> > but at 1000MHz I only get: >> > >> > ---------------------- >> > Speed: 1000, full duplex >> > BOOTP broadcast 1 >> > BOOTP broadcast 2 >> > DHCP client bound to address 192.168.140.57 (270 ms) >> > Using ethernet@ff290000 device >> > TFTP from server 192.168.140.1; our IP address is 192.168.140.57 >> > Filename 'hstuebner/firefly.vmlinuz'. >> > Load address: 0x4000000 >> > Loading: #####T #T #T ##T T #T #T T ####T #T #### >> > Retry count exceeded; starting again >> > ---------------------- >> > >> > on 5 boots. 1 lonely boot also worked at 1000MBit for some unknown reason. >> > I'm not sure if just my switch is some special snowflake (TL-SG1024 from >> > TP- Link) or there is some other voodoo at work here. >> > >> > The rootfs over nfs seems to work fine on 1000MBit though. >> >> Yes I see some timeouts, although I don't think it is anything to do >> with the driver conversion. Or does this not happen unless my patches >> are applied? > > nope, really looks like some other parts are just not fast enough? And the > setup of GRF and so on, look the same as in the linux kernel, so should be > fine > as well.
So to be clear, are you saying that the same problem happens on a downstream tree that you tried, or not? In terms of 'not fast enough' you could try turning off HDMI if that is on. Also see veyron_init() and see if you can adapt that to firefly to get the clock speed up? Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
