linux-kernel - Re: [PATCH 3/5] spi: sunxi: expose maximum transfer size limit

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Message-ID: <20160530083745.GG4247@lukather>
Date:	Mon, 30 May 2016 10:37:45 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Michal Suchanek <hramrach@...il.com>
Cc:	linux-sunxi@...glegroups.com, Mark Brown <broonie@...nel.org>,
	Chen-Yu Tsai <wens@...e.org>, linux-spi@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] spi: sunxi: expose maximum transfer size limit

On Thu, May 26, 2016 at 07:25:24PM -0000, Michal Suchanek wrote:
> The sun4i spi hardware can trasfer at most 63 bytes of data without DMA
> support so report the limitation. Same on sun6i.

Is it? Is there timeouts on the A31 and later SoCs?

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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