Date: Thu, 4 Jun 2015 19:15:47 +0200
From: Richard Cochran <richardcochran@gmail.com>
To: Michal Suchanek <hramrach@gmail.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Krzysztof Kozlowski <k.kozlowski@samsung.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        MTD Maling List <linux-mtd@lists.infradead.org>,
        Alison Chaiken <alison_chaiken@mentor.com>,
        Bean Huo =?utf-8?B?6ZyN5paM5paMIChiZWFuaHVvKQ==?= 
	<beanhuo@micron.com>,
        Marek Vasut <marex@denx.de>,
        "linux-samsung-soc@vger.kernel.org" 
	<linux-samsung-soc@vger.kernel.org>,
        Russell King <linux@arm.linux.org.uk>,
        Vinod Koul <vinod.koul@intel.com>,
        =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>,
        Kukjin Kim <kgene@kernel.org>, Ben Hutchings <ben@decadent.org.uk>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        Pawel Moll <pawel.moll@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>, Mark Brown <broonie@kernel.org>,
        Dan Williams <dan.j.williams@intel.com>,
        "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
        "grmoore@altera.com" <grmoore@altera.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        linux-spi <linux-spi@vger.kernel.org>,
        Huang Shijie <b32955@freescale.com>, Rob Herring <robh+dt@kernel.org>,
        Han Xu <han.xu@freescale.com>,
        Knut Wohlrab <knut.wohlrab@de.bosch.com>,
        dmaengine <dmaengine@vger.kernel.org>,
        Brian Norris <computersforpeace@gmail.com>,
        David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 08/11] MTD: m25p80: Add option to limit SPI transfer size.
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On Thu, Jun 04, 2015 at 10:31:45AM +0200, Michal Suchanek wrote:
> You might want to try to run the bus at 60MHz or 80MHz and then the
> values would probably again be different.
> 
> The first two values are set in DT so the logical place for setting
> the third is also in DT.
> 
> Otherwise you would need some in-kernel table of these settings.

Or a formula.

Thanks,
Richard
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