[PATCH 1/1] ARM: dts: imx6qdl.dtsi: add "arm, shared-override" for pl310

Shawn Guo shawnguo at kernel.org
Wed Jun 15 18:02:09 PDT 2016

On Tue, Jun 07, 2016 at 05:39:25PM +0800, Peter Chen wrote:
> The imx6 SMP system has the same DMA memory coherency issue [1] with
> pl310 L2 controller. With this shared override bit set, the customer
> reports the DMA coherency issue is gone. Besides, I have tested
> the performance using USB ethernet with/without this bit, it shows
> no difference.
> [1] http://patchwork.ozlabs.org/patch/469362/
> Signed-off-by: Peter Chen <peter.chen at nxp.com>

Applied, thanks.

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