[PATCH 3/3] ARM: dts: sunxi: Improve sun8i NAND transfers by using DMA

Maxime Ripard maxime.ripard at bootlin.com
Fri Apr 5 02:18:07 PDT 2019


On Thu, Apr 04, 2019 at 06:21:11PM +0200, Miquel Raynal wrote:
> In the current state, sun8i NAND controllers use PIO during
> transfers. Throughput can be increased thanks to the use of DMA
> (mostly during reads, because of the ECC pipelining feature).
>
> Besides the usual addition of DMA DT properties, because the sun8i

The only thing that "sun8i" means for Allwinner is that the SoC has
Cortex-A7 CPUs. You need to be more precise than that, why not just
use A33?

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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