On 11/15/2018 08:47 PM, Alexander Weidinger wrote: > Hi Paul, hi everyone, > > we had the same problem with our olinuxino-a64, but we were able to > solve it by using an old patch series proposed by Icenowy Zheng. > > We extended the *.dts with content of the current torvalds/Linux master > branch to contain an emac configuration, which basically results in the > same changes you did. [0] > Additionally We adapted the patch series from [1] for the current > v2018.11-rc3 branch of denx/U-Boot. [2] > When not applying the patch series, the 'tx-delay-ps' option seems to > have no effect on the driver - at least we didn't find reference for > this in the code. > > After this we are able to use DHCP and boot our board via TFTP. > > The patch series is in the state 'Changes Requested' and it seems there > was no activity for quite some time. Nonetheless this seems to fix the > problem for us. > As a side note - this patch series seems also to be necessary for the > BananaPi-M3, which uses the same Ethernet driver but a different PHY > (Realtek instead of Micrel).
Can you repost the series ? > Best regards > > Alexander Weidinger > > [0]: > https://github.com/argos-research/u-boot/commit/546105fe859a5199b9533fbc0137b9328935bdba > [1]: > https://patchwork.ozlabs.org/project/uboot/list/?series=&submitter=71295&state=*&q=emac&archive=both&delegate= > [2]: > https://github.com/argos-research/u-boot/commit/f2a8eda9432c2d785ae446509f104de8b1492dd6 > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > https://lists.denx.de/listinfo/u-boot > -- Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot