On Tuesday 12 December 2017 11:51, Vignesh R wrote:

[...] Many of the newer SPI NOR flashes such as MT35x do not support U-Boot's legacy way of accessing >128Mb region. Are you planning to submit dm-spi-nor anytime soon? If not, then IMO, at least patch 2/5 is worth considering for now.

I haven't tested that patch, but I assume it uses 4-byte mode instead of the bank register? That would certainly improve the situation in my case, too, where the flash is in 4-byte mode after soft reset and we would have to set it back to 3-byte mode.

(https://patchwork.ozlabs.org/patch/826919/)

Simon