linux-kernel - Re: [linux-sunxi] Re: [PATCH 3/3] dmaengine: sun6i: Add support for Allwinner A64

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Date:   Thu, 31 Aug 2017 18:35:43 +0200
From:   Code Kipper <codekipper@...il.com>
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     Stefan Brüns <stefan.bruens@...h-aachen.de>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        devicetree <devicetree@...r.kernel.org>,
        dmaengine@...r.kernel.org, Vinod Koul <vinod.koul@...el.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>
Subject: Re: [linux-sunxi] Re: [PATCH 3/3] dmaengine: sun6i: Add support for
 Allwinner A64

On 31 August 2017 at 16:52, Maxime Ripard
<maxime.ripard@...e-electrons.com> wrote:
> On Thu, Aug 31, 2017 at 01:36:09AM +0200, Stefan Brüns wrote:
>> The A64 SoC has the same dma engine as the H3 (sun8i), with a
>> reduced amount of physical channels. Add the proper config data
>> and compatible string to support it.
>>
>> Signed-off-by: Stefan Brüns <stefan.bruens@...h-aachen.de>
>> ---
>>  arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 4 ++++
>>  drivers/dma/sun6i-dma.c                       | 7 +++++++
>>  2 files changed, 11 insertions(+)
>
> With what device did you test this? As far as I know, the SPI driver
> doesn't use DMA at all.
>
Hi Maxime,
I've tested this on spdif and i2s on the Pine64.
BR,
CK
> Maxime
>
> --
> Maxime Ripard, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com
>
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