On Thu, Jun 30, 2022 at 09:13:22AM +0200, Miquel Raynal wrote: > Hi Markus, > > + Maxime, for the record :) > > mhoffro...@gmail.com wrote on Thu, 30 Jun 2022 01:26:39 +0200: > > > The sunxi nand SPL loader was broken at least for SUN4I, > > SUN5I and SUN7I SOCs since the implementation change > > from DMA to PIO usage - commit 6ddbb1e. > > > > Root cause for this issue is the NFC control flag NFC_CTL_RAM_METHOD > > being set by method nand_apply_config. > > > > This flag controls the bus being used for the NFCs internal RAM access. > > It must be set for the DMA use case only. > > See A33_Nand_Flash_Controller_Specification.pdf page 12. > > > > This fix is tested by myself on a Cubietruck A20 board. > > Others should test it on new generation SOCs as well. > > Good to know that someone tackled this, Maxime already reported some > time ago that it was broken for a number of boards but I never took the > time to investigate, apologies.
Oh, that's awesome, thanks for tackling this :) Maxime
signature.asc
Description: PGP signature
