From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Pierre Ossman <drzeus-list@drzeus.cx>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] MMC compatibility fix - OCR mask
Date: Sat, 18 Sep 2004 11:43:10 +0100 [thread overview]
Message-ID: <20040918114310.A13733@flint.arm.linux.org.uk> (raw)
In-Reply-To: <414C0730.3020503@drzeus.cx>; from drzeus-list@drzeus.cx on Sat, Sep 18, 2004 at 12:00:16PM +0200
On Sat, Sep 18, 2004 at 12:00:16PM +0200, Pierre Ossman wrote:
> This patch avoids using a emtpy OCR mask for the initial power up. Since
> some cards do not like a one bit-mask a routine has been added which
> grows the mask to three bits (one extra bit on each side) if necessary.
As I already replied on this topic, this will not work on hosts
which support a wide range of supplies. If you send an OP_COND
command with bits set outside the MMC cards allowable range, they
go gaga.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
next prev parent reply other threads:[~2004-09-18 10:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-18 10:00 [PATCH 3/3] MMC compatibility fix - OCR mask Pierre Ossman
2004-09-18 10:43 ` Russell King [this message]
2004-09-18 11:06 ` Pierre Ossman
2004-09-18 11:21 ` Russell King
2004-09-18 11:30 ` Pierre Ossman
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