From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: linux-kernel@vger.kernel.org, dsaxena@plexity.net
Subject: Re: [PATCH,resend] don't disable xscale serial ports after autoconfig
Date: Sat, 12 Nov 2005 21:59:01 +0000 [thread overview]
Message-ID: <20051112215900.GH28987@flint.arm.linux.org.uk> (raw)
In-Reply-To: <20051030134209.GD24313@xi.wantstofly.org>
On Sun, Oct 30, 2005 at 02:42:09PM +0100, Lennert Buytenhek wrote:
> xscale-type UARTs have an extra bit (UUE) in the IER register that has
> to be written as 1 to enable the UART. At the end of autoconfig() in
> drivers/serial/8250.c, the IER register is unconditionally written as
> zero, which turns off the UART, and makes any subsequent printch() hang
> the box.
Applied, thanks.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
prev parent reply other threads:[~2005-11-12 21:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-30 13:42 Lennert Buytenhek
2005-11-12 21:59 ` Russell King [this message]
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