[PATCH v4 08/10] spi: rockchip: modify DMA max burst to 1
broonie at kernel.org
Fri Sep 11 04:28:07 PDT 2015
On Sun, Sep 06, 2015 at 09:13:06AM +0800, Shawn Lin wrote:
> From: Addy Ke <addy.ke at rock-chips.com>
> Generic dma controller on Rockchips' platform cannot support
> DMAFLUSHP instruction which make dma to flush the req of non-aligned
> or non-multiple of what we need. That will cause an unrecoverable
> dma bus error. The saftest way is to set dma max burst to 1.
Acked-by: Mark Brown <broonie at kernel.org>
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