Messages in this thread | | | Subject | Re: [PATCH 0/3] Using SPI NOR flah on sunxi. | From | Thomas.Betker@rohde-sc ... | Date | Thu, 30 Apr 2015 18:30:32 +0200 |
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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
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