From: jonathan.austin@arm.com (Jonathan Austin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] clk: fixup argument order when setting VCO parameters
Date: Thu, 25 Jul 2013 10:30:29 +0100 [thread overview]
Message-ID: <51F0F035.8010705@arm.com> (raw)
In-Reply-To: <CACRpkdbEiNPG0b89zXKpvNgXtAbsKeV9A9ibgEJCBgNa6vQvCw@mail.gmail.com>
On 24/07/13 20:32, Linus Walleij wrote:
> On Tue, Jul 23, 2013 at 5:42 PM, Jonathan Austin
> <jonathan.austin@arm.com> wrote:
>
>> The order of arguments in the call to vco_set() for the ICST clocks appears to
>> have been switched in error, which results in the VCO not being initialised
>> correctly. This in turn stops the integrated LCD on things like Integrator/CP
>> from working correctly.
>>
>> This patch fixes the order and restores the expected functionality.
>>
>> Cc: Linus Walleij <linus.walleij@linaro.org>
>> Cc: Mike Turquette <mturquette@linaro.org>
>> Signed-off-by: Jonathan Austin <jonathan.austin@arm.com>
>
> Good catch! Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> You should probably mark this for stable as well.
>
Mike, will you add Cc: stable when you take the fix or shall I resubmit
the patch somehow else?
> What I don't understand is why my CLCD VGA output has
> been working all the time :-(
>
No, this confuses me too - perhaps the display you've got it plugged in
to is really lenient about modes and just made the best of it?
> I thought this VCO was necessary for that as well, but apparently
> it works with the defaults.
Certainly I can't get anything out of the display on my integrator or
via the VGA port without this fix and the other one in the series.
Jonny
>
> Yours,
> Linus Walleij
>
next prev parent reply other threads:[~2013-07-25 9:30 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-23 15:42 [PATCH 0/2] Restore Integrator/CP CLCD to fully working state Jonathan Austin
2013-07-23 15:42 ` [PATCH 1/2] ARM: integrator_cp: Set LCD{0, 1} enable lines when turning on CLCD Jonathan Austin
2013-08-15 15:41 ` [PATCH 1/2] ARM: integrator_cp: Set LCD{0,1} " Jonathan Austin
2013-08-28 7:29 ` Linus Walleij
2013-07-23 15:42 ` [PATCH 2/2] clk: fixup argument order when setting VCO parameters Jonathan Austin
2013-07-24 19:32 ` Linus Walleij
2013-07-25 9:30 ` Jonathan Austin [this message]
2013-07-25 9:33 ` Linus Walleij
2013-07-25 9:36 ` Jonathan Austin
2013-07-25 14:01 ` Linus Walleij
2013-07-25 17:44 ` Mike Turquette
2013-07-29 11:01 ` Jonathan Austin
2013-07-24 23:26 ` Mike Turquette
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