From: Artem Bityutskiy <dedekind1@gmail.com>
To: Anton Vorontsov <avorontsov@mvista.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>,
Mike Frysinger <vapier.adi@gmail.com>,
Barry Song <21cnbao@gmail.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
linux-mtd@lists.infradead.org,
uclinux-dist-devel@blackfin.uclinux.org,
Andrew Morton <akpm@linux-foundation.org>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 1/2] mtd: m25p80: Fix false-positive probing
Date: Thu, 08 Jul 2010 08:57:24 +0300 [thread overview]
Message-ID: <1278568644.12733.35.camel@localhost> (raw)
In-Reply-To: <20100622165734.GA20699@oksana.dev.rtsoft.ru>
On Tue, 2010-06-22 at 20:57 +0400, Anton Vorontsov wrote:
> Since commit 18c6182bae0acca220ed6611f741034d563cd19f ("Rework
> probing/JEDEC code"), m25p80 driver successfully registers chips
> even if JEDEC probing fails.
>
> This was needed to support non-JEDEC flashes. Though, it appears
> that some platforms (e.g. blackfin bf533 stamp[1]) used the old
> behavior to detect if there's any flash connected, so the driver
> have to fail on JEDEC probing errors.
>
> This patch restores the old behavior for JEDEC flashes, and adds
> "-nonjedec" SPI device IDs for M25Pxx flashes, so that the kernel
> still supports non-JEDEC flashes.
>
> [1] http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=5975
>
> Reported-by: Mingquan Pan
> Reported-by: Barry Song <21cnbao@gmail.com>
> Signed-off-by: Anton Vorontsov <avorontsov@mvista.com>
> ---
Pushed both patches to my l2-mtd-2.6.git / dunno, added Mike's ack.
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
next prev parent reply other threads:[~2010-07-08 6:24 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-31 0:39 [PATCH v2 0/6] Device table matching for SPI subsystem Anton Vorontsov
2009-07-31 0:40 ` [PATCH 1/6] spi: Add support for device table matching Anton Vorontsov
2009-07-31 0:41 ` [PATCH 2/6] mtd: m25p80: Convert to " Anton Vorontsov
2009-08-04 2:54 ` David Brownell
2009-08-18 21:44 ` Anton Vorontsov
2009-08-18 21:46 ` [PATCH 1/2] mtd: m25p80: Rework probing/JEDEC code Anton Vorontsov
2010-06-12 6:27 ` Barry Song
2010-06-18 13:32 ` Anton Vorontsov
2010-06-21 2:42 ` [Uclinux-dist-devel] [PATCH 1/2] mtd: m25p80: Reworkprobing/JEDEC code Song, Barry
2010-06-21 3:27 ` Barry Song
2010-06-21 7:15 ` Anton Vorontsov
2010-06-21 7:22 ` Barry Song
2010-06-21 7:39 ` Anton Vorontsov
2010-06-21 10:31 ` Barry Song
2010-06-21 11:20 ` Anton Vorontsov
2010-06-21 16:34 ` Mike Frysinger
2010-06-21 16:47 ` Anton Vorontsov
2010-06-21 16:54 ` Mike Frysinger
2010-06-22 6:37 ` Barry Song
2010-06-22 16:55 ` Anton Vorontsov
2010-06-22 16:57 ` [PATCH 1/2] mtd: m25p80: Fix false-positive probing Anton Vorontsov
2010-06-22 17:56 ` Mike Frysinger
2010-07-08 5:57 ` Artem Bityutskiy [this message]
2010-06-22 16:57 ` [PATCH 2/2] mtd: m25p80: Make jedec_probe() return proper errno values Anton Vorontsov
2009-08-18 21:46 ` [PATCH 2/2] mtd: m25p80: Add support for CAT25xxx serial EEPROMs Anton Vorontsov
2009-09-22 23:25 ` Andrew Morton
2009-09-22 23:40 ` Anton Vorontsov
2009-09-22 21:17 ` [PATCH 2/6] mtd: m25p80: Convert to device table matching Andrew Morton
2009-09-22 23:01 ` Anton Vorontsov
2009-09-22 23:43 ` David Woodhouse
2009-09-22 23:52 ` Andrew Morton
2009-09-22 23:55 ` Anton Vorontsov
2009-09-23 0:02 ` Andrew Morton
2009-08-12 20:45 ` Michael Barkowski
2009-08-12 20:58 ` Anton Vorontsov
2009-08-12 20:58 ` Michael Barkowski
2009-07-31 0:41 ` [PATCH 3/6] of: Remove "stm,m25p40" alias Anton Vorontsov
2009-07-31 0:41 ` [PATCH 4/6] hwmon: adxx: Convert to device table matching Anton Vorontsov
2009-07-31 0:41 ` [PATCH 5/6] hwmon: lm70: " Anton Vorontsov
2009-07-31 0:41 ` [PATCH 6/6] spi: Prefix modalias with "spi:" Anton Vorontsov
2009-08-10 7:35 ` [PATCH v2 0/6] Device table matching for SPI subsystem Artem Bityutskiy
2009-08-18 21:44 ` Anton Vorontsov
2009-08-25 14:14 ` Artem Bityutskiy
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