[PATCH 0/3] Using SPI NOR flah on sunxi.
Thomas.Betker at rohde-schwarz.com
Thomas.Betker at rohde-schwarz.com
Thu Apr 30 09:30:32 PDT 2015
Hello Michal:
> I tried to connect a SPI NOR flash to my sunxi board and due to the
current
> sunxi SPI driver limitations it does not work.
>
> The SPI driver returns an error when more than 64 bytes are
> transferred at once
> due to lack of DMA support.
Wouldn't it be easier to fix the SPI driver to handle transfers larger
than 64 bytes, filling and draining the FIFO multiple times if neccessary?
(As far as I can tell, most SPI drivers do this.)
Just asking,
Thomas
More information about the linux-mtd
mailing list