On Sun, Oct 29, 2017 at 7:08 PM, Benoît Thébaudeau <benoit.thebaudeau....@gmail.com> wrote: > The following error has been observed on i.MX25 with a high-speed SDSC > card: > Data Write Failed in PIO Mode. > > It was caused by the timeout set on PRSSTAT.BWEN, which was triggered > because this bit takes 15 ms to be set after writing the first block to > DATPORT with this card. Without this timeout, all the blocks are > properly written. > > This timeout was implemented by decrementing a variable, so it was > depending on the CPU frequency. Fix this issue by setting this timeout > to a long enough absolute duration (500 ms). > > Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau....@gmail.com> > Cc: Stefano Babic <sba...@denx.de> > Cc: Fabio Estevam <fabio.este...@nxp.com> > Cc: Jaehoon Chung <jh80.ch...@samsung.com>
Reviewed-by: Fabio Estevam <fabio.este...@nxp.com> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
