From: Brian Norris <computersforpeace@gmail.com>
To: Sourav Poddar <sourav.poddar@ti.com>
Cc: Marek Vasut <marex@denx.de>,
Jagan Teki <jagannadh.teki@gmail.com>,
balbi@ti.com, Huang Shijie <b32955@freescale.com>,
broonie@kernel.org, linux-mtd@lists.infradead.org,
spi-devel-general@lists.sourceforge.net, dwmw2@infradead.org
Subject: Re: [PATCHv3 2/3] drivers: mtd: devices: Add quad read support.
Date: Thu, 24 Oct 2013 10:07:54 -0700 [thread overview]
Message-ID: <20131024170754.GA20061@ld-irv-0074.broadcom.com> (raw)
In-Reply-To: <5268DE0B.7040208@ti.com>
On Thu, Oct 24, 2013 at 02:14:59PM +0530, Sourav Poddar wrote:
> On Thursday 24 October 2013 01:04 PM, Brian Norris wrote:
> >I just submitted my cleanups which (among other things) fixes this bug.
> >I believe I CC'd you. Go ahead and review it, and if it works to your
> >liking, please just base your work on top of it. I'll apply some or all
> >of that series if no one objects.
> >
> Ok.
I'll push parts the reviewed parts of my patch series now, so you can
base off them. (I'm still open to comments on them, though.)
> >Do all parts that support quad read also support all the other quad
> >opcodes (like quad program)?
> >
> I have Spansion and Macronix flash with me.
>
> For spansion,
> supported quad commands are:
> QOR(0x6b) which is what I am using.
> QIOR(0xeb)
> DDR QIOR(0xed)
>
> For macronix,
> QOR(0x6b) which is what I am using.
> QIOR(0xeb)
So it seems there are flash which support quad read but not quad
program. So the flag I recommended (M25P80_QUAD) should be made specific
to quad read (M25P80_QUAD_READ) I guess, since we may support page
program eventually.
Brian
next prev parent reply other threads:[~2013-10-24 17:08 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-09 15:24 [PATCH 0/3]Add quad/memory mapped support for SPI flash Sourav Poddar
2013-10-09 15:24 ` Sourav Poddar
2013-10-09 15:24 ` [PATCH 1/3] spi/qspi: Add memory mapped read support Sourav Poddar
2013-10-09 15:24 ` Sourav Poddar
2013-10-09 16:07 ` Mark Brown
2013-10-09 16:07 ` Mark Brown
[not found] ` <20131009160759.GQ21581-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-10-09 16:54 ` Sourav Poddar
2013-10-09 16:54 ` Sourav Poddar
2013-10-09 17:40 ` Mark Brown
2013-10-09 17:40 ` Mark Brown
2013-10-09 18:15 ` Sourav Poddar
2013-10-09 18:15 ` Sourav Poddar
2013-10-09 18:41 ` Mark Brown
2013-10-09 18:41 ` Mark Brown
[not found] ` <20131009174027.GS21581-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-10-09 19:01 ` Peter Korsgaard
2013-10-09 19:01 ` Peter Korsgaard
2013-10-09 19:36 ` Mark Brown
2013-10-09 19:36 ` Mark Brown
[not found] ` <87hacq1d5k.fsf-D6SC8u56vOOJDPpyT6T3/w@public.gmane.org>
2013-10-10 2:27 ` Trent Piepho
2013-10-10 2:27 ` Trent Piepho
2013-10-10 8:52 ` Sourav Poddar
2013-10-10 8:52 ` Sourav Poddar
2013-10-10 10:14 ` Mark Brown
2013-10-10 10:14 ` Mark Brown
2013-10-10 10:17 ` Sourav Poddar
2013-10-10 10:17 ` Sourav Poddar
2013-10-10 11:08 ` Sourav Poddar
2013-10-10 11:08 ` Sourav Poddar
2013-10-11 10:08 ` Mark Brown
2013-10-11 10:08 ` Mark Brown
2013-10-15 6:06 ` Sourav Poddar
2013-10-15 6:06 ` Sourav Poddar
2013-10-15 11:16 ` Mark Brown
2013-10-15 11:16 ` Mark Brown
2013-10-15 11:49 ` Sourav Poddar
2013-10-15 11:49 ` Sourav Poddar
2013-10-15 12:46 ` Mark Brown
2013-10-15 12:46 ` Mark Brown
[not found] ` <20131015124656.GM2443-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-10-15 13:23 ` Sourav Poddar
2013-10-15 13:23 ` Sourav Poddar
2013-10-15 15:53 ` Mark Brown
2013-10-15 15:53 ` Mark Brown
[not found] ` <525D41E2.30206-l0cyMroinI0@public.gmane.org>
2013-10-15 15:33 ` Gupta, Pekon
2013-10-15 15:33 ` Gupta, Pekon
2013-10-15 16:01 ` Mark Brown
2013-10-15 16:01 ` Mark Brown
2013-10-15 16:54 ` Gupta, Pekon
2013-10-15 16:54 ` Gupta, Pekon
2013-10-15 18:01 ` Brian Norris
2013-10-15 18:01 ` Brian Norris
2013-10-15 18:10 ` Sourav Poddar
2013-10-15 18:10 ` Sourav Poddar
[not found] ` <20131015180142.GS23337-bU/DPfM3abD4WzifrMjOTkcViWtcw2C0@public.gmane.org>
2013-10-15 18:13 ` Trent Piepho
2013-10-15 18:13 ` Trent Piepho
2013-10-15 18:33 ` Gupta, Pekon
2013-10-15 18:33 ` Gupta, Pekon
2013-10-15 20:52 ` Mark Brown
2013-10-15 20:52 ` Mark Brown
[not found] ` <20131015205254.GX2443-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-10-15 21:03 ` Trent Piepho
2013-10-15 21:03 ` Trent Piepho
2013-10-15 22:10 ` Mark Brown
2013-10-15 22:10 ` Mark Brown
[not found] ` <20980858CB6D3A4BAE95CA194937D5E73EA23640-yXqyApvAXouIQmiDNMet8wC/G2K4zDHf@public.gmane.org>
2013-10-17 12:24 ` Sourav Poddar
2013-10-17 12:24 ` Sourav Poddar
2013-10-17 12:38 ` Mark Brown
2013-10-17 12:38 ` Mark Brown
2013-10-17 13:03 ` Gupta, Pekon
2013-10-17 13:03 ` Gupta, Pekon
2013-10-17 23:42 ` Mark Brown
2013-10-18 4:06 ` Sourav Poddar
2013-10-18 5:56 ` Trent Piepho
2013-10-18 6:10 ` Sourav Poddar
2013-10-18 7:27 ` Sourav Poddar
2013-10-18 10:31 ` Mark Brown
2013-10-18 11:48 ` Sourav Poddar
2013-10-18 13:08 ` Mark Brown
2013-10-18 14:47 ` Sourav Poddar
2013-10-15 20:59 ` Mark Brown
2013-10-15 20:59 ` Mark Brown
[not found] ` <52566ACC.1080100-l0cyMroinI0@public.gmane.org>
2013-10-11 9:30 ` Gupta, Pekon
2013-10-11 9:30 ` Gupta, Pekon
2013-10-10 10:10 ` Mark Brown
2013-10-10 10:10 ` Mark Brown
[not found] ` <20131010101052.GF21581-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-10-10 23:53 ` Trent Piepho
2013-10-11 9:59 ` Mark Brown
2013-10-11 9:59 ` Mark Brown
2013-10-09 15:24 ` [PATCHv3 2/3] drivers: mtd: devices: Add quad " Sourav Poddar
2013-10-09 15:24 ` Sourav Poddar
[not found] ` <1381332284-21822-3-git-send-email-sourav.poddar-l0cyMroinI0@public.gmane.org>
2013-10-09 18:15 ` Jagan Teki
2013-10-09 18:15 ` Jagan Teki
[not found] ` <CAD6G_RShZMkSpVzvXWEE0+sDX=pcnf7ndChndgDG5_T4EVL2vQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-10-11 7:10 ` Gupta, Pekon
2013-10-11 7:10 ` Gupta, Pekon
2013-10-24 1:06 ` Brian Norris
2013-10-24 5:44 ` Sourav Poddar
2013-10-24 7:34 ` Brian Norris
2013-10-24 8:44 ` Sourav Poddar
2013-10-24 17:07 ` Brian Norris [this message]
2013-10-24 17:55 ` Sourav Poddar
2013-10-09 15:24 ` [RFC/PATCH 3/3] drivers: mtd: devices: Add memory mapped " Sourav Poddar
2013-10-09 15:24 ` Sourav Poddar
2013-10-09 15:45 ` Mark Brown
2013-10-09 15:45 ` Mark Brown
2013-10-24 0:22 ` [PATCH 0/3]Add quad/memory mapped support for SPI flash Brian Norris
2013-10-24 4:51 ` Sourav Poddar
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