[linux-sunxi] [PATCH v10 2/2] dmaengine: sun6i: Add driver for the Allwinner A31 DMA controller

Emilio López emilio at elopez.com.ar
Sat Jul 5 20:23:48 PDT 2014


Hi Maxime,

El 30/06/14 10:20, Maxime Ripard escribió:
> The Allwinner A31 has a 16 channels DMA controller that it shares with the
> newer A23. Although sharing some similarities with the DMA controller of the
> older Allwinner SoCs, it's significantly different, I don't expect it to be
> possible to share the driver for these two.
>
> The A31 Controller is able to memory-to-memory or memory-to-device transfers on
> the 16 channels in parallel.
>
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
> Acked-by: Arnd Bergmann <arnd at arndb.de>
> ---
(...)
> +
> +static struct of_device_id sun6i_dma_match[] = {
> +	{ .compatible = "allwinner,sun6i-a31-dma" }
> +};

The empty sentinel is missing here

Cheers,

Emilio



More information about the linux-arm-kernel mailing list