From: Mark Brown <broonie@kernel.org>
To: Harini Katakam <harinikatakamlinux@gmail.com>
Cc: "Geert Uytterhoeven" <geert@linux-m68k.org>,
"Grant Likely" <grant.likely@linaro.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Pawel Moll" <pawel.moll@arm.com>,
"Mark Rutland" <mark.rutland@arm.com>,
"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
"Kumar Gala" <galak@codeaurora.org>,
linux-spi <linux-spi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"David Woodhouse" <dwmw2@infradead.org>,
"Brian Norris" <computersforpeace@gmail.com>,
"Marek Vašut" <marex@denx.de>,
"Artem Bityutskiy" <artem.bityutskiy@linux.intel.com>,
"Geert Uytterhoeven" <geert+renesas@linux-m68k.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Jingoo Han" <jg1.han@samsung.com>,
"Sourav Poddar" <sourav.poddar@ti.com>,
"michals@xilinx.com" <michals@xilinx.com>,
"Punnaiah Choudary Kalluri" <punnaia@xilinx.com>
Subject: Re: [RFC PATCH 1/2] spi: Add support for Zynq QSPI controller
Date: Thu, 10 Jul 2014 14:01:20 +0200 [thread overview]
Message-ID: <20140710120120.GD30458@sirena.org.uk> (raw)
In-Reply-To: <CAFcVEC+-bM91WmfwweDdTvJ7KwH+dxKDLkzsT82snWKhukLeYQ@mail.gmail.com>
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On Thu, Jul 10, 2014 at 04:03:19PM +0530, Harini Katakam wrote:
> OK. Correct me if I'm wrong but announcing this support in master->flags is
> just to say the controller supports it - Like Punnaiah mentioned in the other
No, it's broken to set this if there is no ability to use it.
> mail, nothing specific needs to be done from the controller driver to enable
> dual/quad support. This is at the SOC/IP level.
How does the client driver select the width to use for a transfer?
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next prev parent reply other threads:[~2014-07-10 12:09 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-10 8:50 [RFC PATCH 0/2] Zynq QSPI RFC Harini Katakam
2014-07-10 8:50 ` [RFC PATCH 1/2] spi: Add support for Zynq QSPI controller Harini Katakam
2014-07-10 9:18 ` Geert Uytterhoeven
2014-07-10 9:31 ` Harini Katakam
2014-07-10 9:42 ` Geert Uytterhoeven
2014-07-10 10:33 ` Harini Katakam
2014-07-10 11:25 ` Geert Uytterhoeven
2014-07-10 11:55 ` Harini Katakam
2014-07-10 12:01 ` Mark Brown [this message]
2014-07-10 12:39 ` Harini Katakam
[not found] ` <20140710150713.GJ30458@sirena.org.uk>
[not found] ` <03CA77BA8AF6F1469AEDFBDA1322A7B748213306@XAP-PVEXMBX01.xlnx.xilinx.com>
2014-07-14 7:22 ` Harini Katakam
2014-07-14 18:07 ` Mark Brown
2014-07-10 9:44 ` Punnaiah Choudary Kalluri
2014-07-11 13:38 ` Mark Brown
2014-07-14 7:27 ` Harini Katakam
2014-07-10 8:50 ` [RFC PATCH 2/2] devicetree: Add devicetree bindings documentation for Zynq QSPI Harini Katakam
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