From: khilman@kernel.org (Kevin Hilman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v1] tty: serial: 8250_core: restore the LCR register in set_sleep
Date: Mon, 20 Oct 2014 08:01:27 -0700 [thread overview]
Message-ID: <7hppdmg4zc.fsf@deeprootsystems.com> (raw)
In-Reply-To: <1413549558-24227-1-git-send-email-ssreedharan@mvista.com> (Sudhir Sreedharan's message of "Fri, 17 Oct 2014 18:09:18 +0530")
Sudhir Sreedharan <ssreedharan@mvista.com> writes:
> In ST16650V2 based serial uarts, while initalizing the PM state,
> LCR registers are being initialized to 0 in serial8250_set_sleep().
> If console port is already initialized and being used, this will
> throws garbage in the console.
>
> Signed-off-by: Sudhir Sreedharan <ssreedharan@mvista.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
I boot tested this on a bunch of ARM boards and don't see any
more failures/regressions.
Kevin
next prev parent reply other threads:[~2014-10-20 15:01 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1411367422-2095-1-git-send-email-ssreedharan@mvista.com>
2014-10-01 17:27 ` [PATCH] serial/core: Initialize the console pm state Kevin Hilman
2014-10-03 4:35 ` Greg KH
2014-10-03 12:22 ` Geert Uytterhoeven
2014-10-06 9:48 ` Sudhir Sreedharan
2014-10-06 9:27 ` Sudhir Sreedharan
2014-10-09 13:42 ` Sudhir Sreedharan
2014-10-09 13:45 ` [PATCH] tty: serial: 8250_core: Do not call set_sleep for console port Sudhir Sreedharan
2014-10-09 14:45 ` Peter Hurley
2014-10-15 6:43 ` [PATCH] tty: serial: 8250_core: restore the LCR register in set_sleep Sudhir Sreedharan
2014-10-16 7:21 ` Kevin Hilman
2014-10-16 10:15 ` Sudhir Sreedharan
2014-10-16 12:35 ` Peter Hurley
2014-10-17 10:25 ` Sudhir Sreedharan
2014-10-17 12:39 ` [PATCH v1] " Sudhir Sreedharan
2014-10-17 12:46 ` Peter Hurley
2014-10-20 15:01 ` Kevin Hilman [this message]
2014-10-21 6:45 ` Sudhir Sreedharan
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