From: Mark Brown <broonie@kernel.org>
To: Huang Shijie <b32955@freescale.com>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"computersforpeace@gmail.com" <computersforpeace@gmail.com>,
"b44548@freescale.com" <b44548@freescale.com>,
"dedekind1@gmail.com" <dedekind1@gmail.com>,
"dwmw2@infradead.org" <dwmw2@infradead.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"b18965@freescale.com" <b18965@freescale.com>,
"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
"thomas.langer@lantiq.com" <thomas.langer@lantiq.com>,
"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
"Gupta, Pekon" <pekon@ti.com>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"lznuaa@gmail.com" <lznuaa@gmail.com>,
"shawn.guo@linaro.org" <shawn.guo@linaro.org>,
Huang Shijie <shijie8@gmail.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v3 0/8] Add the Quadspi driver for vf610-twr
Date: Wed, 11 Sep 2013 12:30:02 +0100 [thread overview]
Message-ID: <20130911113002.GP29403@sirena.org.uk> (raw)
In-Reply-To: <52304BFF.4060007@freescale.com>
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On Wed, Sep 11, 2013 at 06:54:55PM +0800, Huang Shijie wrote:
> The LUT registers needs to be filled with the SPI NOR command, such
> Fast-read/Quad-read.
> So the Quadspi driver needs to know the spi commands, and that's why the
> SPI driver has
> references to the spi command opcodes.
Indeed - what I was wondering was if those opcodes could be requested
from the flash driver rather than coded in there. The driver needs to
write the commands to the device but it's not clear to me if it really
needs to know the specific commands.
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next prev parent reply other threads:[~2013-09-11 11:30 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-30 2:07 [PATCH v3 0/8] Add the Quadspi driver for vf610-twr Huang Shijie
2013-08-30 2:07 ` [PATCH v3 1/8] mtd: m25p80: move the spi-nor commands to a header Huang Shijie
2013-08-30 2:07 ` [PATCH v3 2/8] mtd: m25p80: add support for Spansion s25fl128s chip Huang Shijie
2013-08-30 2:07 ` [PATCH v3 3/8] mtd: m25p80: add the quad-read support Huang Shijie
2013-08-30 2:07 ` [PATCH v3 4/8] mtd: m25p80: add the DDR " Huang Shijie
2013-08-30 2:07 ` [PATCH v3 5/8] spi: Add Freescale QuadSpi driver Huang Shijie
2013-09-10 18:09 ` Mark Brown
2013-09-11 2:40 ` Huang Shijie
2013-09-11 10:39 ` Mark Brown
2013-08-30 2:07 ` [PATCH v3 6/8] Documentation: add the binding file for Quadspi driver Huang Shijie
2013-08-30 2:07 ` [PATCH v3 7/8] ARM: dts: vf610: change the PAD values for Quadspi Huang Shijie
2013-08-30 2:07 ` [PATCH v3 8/8] ARM: dts: vf610-twr: Add SPI NOR support Huang Shijie
2013-09-04 2:16 ` [PATCH v3 0/8] Add the Quadspi driver for vf610-twr Huang Shijie
2013-09-04 9:55 ` Mark Brown
2013-09-04 10:29 ` Huang Shijie
2013-09-04 11:33 ` Mark Brown
2013-09-05 1:43 ` Huang Shijie
2013-09-04 13:45 ` thomas.langer
2013-09-05 2:04 ` Huang Shijie
2013-09-05 4:25 ` Gupta, Pekon
2013-09-05 5:34 ` Huang Shijie
2013-09-05 6:32 ` Gupta, Pekon
2013-09-05 7:45 ` Huang Shijie
2013-09-05 9:11 ` Gupta, Pekon
2013-09-05 9:30 ` Huang Shijie
2013-09-05 13:50 ` Mark Brown
2013-09-06 2:36 ` Huang Shijie
2013-09-08 13:47 ` Mark Brown
2013-09-09 3:07 ` Huang Shijie
2013-09-09 15:14 ` Mark Brown
2013-09-10 6:59 ` Huang Shijie
2013-09-10 18:07 ` Mark Brown
2013-09-11 2:38 ` Huang Shijie
2013-09-11 10:41 ` Mark Brown
2013-09-11 10:54 ` Huang Shijie
2013-09-11 11:30 ` Mark Brown [this message]
2013-09-11 12:26 ` Gupta, Pekon
2013-09-11 12:35 ` Mark Brown
2013-09-12 9:18 ` Huang Shijie
2013-09-12 10:20 ` Mark Brown
2013-09-13 3:30 ` Huang Shijie
2013-09-12 15:32 ` David Woodhouse
2013-09-12 10:39 ` David Woodhouse
2013-09-12 10:56 ` Gupta, Pekon
2013-09-12 11:17 ` David Woodhouse
2013-09-12 11:48 ` Mark Brown
2013-09-12 11:55 ` Russell King - ARM Linux
2013-09-12 13:24 ` Mark Brown
2013-09-12 13:25 ` Ricard Wanderlof
2013-09-12 14:10 ` Russell King - ARM Linux
2013-09-12 12:02 ` David Woodhouse
2013-09-12 13:43 ` Mark Brown
2013-09-12 14:03 ` David Woodhouse
2013-09-12 14:40 ` Mark Brown
2013-09-13 3:14 ` Huang Shijie
2013-09-11 14:05 ` David Woodhouse
2013-09-11 15:07 ` Mark Brown
[not found] ` <20130909151450 <52318953.6090405@freescale.com>
[not found] ` <52318953.6090405@freescale.com>
2013-09-12 9:50 ` David Woodhouse
2013-09-12 10:19 ` Mark Brown
2013-09-13 2:58 ` Huang Shijie
2013-09-12 15:22 ` David Woodhouse
2013-09-13 4:12 ` Huang Shijie
2013-09-12 16:26 ` David Woodhouse
2013-09-13 3:06 ` Huang Shijie
2013-09-12 16:27 ` Fabio Estevam
2013-09-13 2:21 ` Huang Shijie
2013-09-12 20:56 ` Mark Brown
2013-09-13 4:55 ` Huang Shijie
2013-09-13 10:21 ` Mark Brown
2013-09-16 2:40 ` Huang Shijie
2013-09-16 10:19 ` Mark Brown
2013-09-16 10:27 ` Huang Shijie
2013-09-16 11:06 ` Mark Brown
2013-09-17 2:14 ` Huang Shijie
2013-09-17 10:51 ` Mark Brown
2013-09-17 15:05 ` Gerhard Sittig
2013-09-17 16:49 ` Gerhard Sittig
2013-09-17 19:54 ` Sourav Poddar
2013-09-17 19:13 ` Mark Brown
2013-09-18 15:40 ` David Woodhouse
2013-09-18 16:00 ` Mark Brown
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