From: sylvester.nawrocki@gmail•com (Sylwester Nawrocki)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 2/2] ARM: S3C64XX: Statically define parent clock of the "camera" clock
Date: Fri, 09 Nov 2012 09:30:49 +0100 [thread overview]
Message-ID: <509CBF39.2080706@gmail.com> (raw)
In-Reply-To: <CAA11ShAo_N5iwPmVqE27NMzhpSD6NZORqf7yvjUyZ-+kGkgYog@mail.gmail.com>
On 11/09/2012 08:42 AM, Andrey Gusakov wrote:
> Hi.
>
> I think .reg_src can be removed? This clock have only one source.
Yes, good point. I'll repost with reg_src removed.
Can you test that patch then ?
Thanks,
Sylwester
> On Thu, Nov 8, 2012 at 2:00 AM, Sylwester Nawrocki
> <sylvester.nawrocki@gmail•com> wrote:
>> The "camera" clock defined in arch/arm/mach-s3c64xx/clock.c has null
>> clock source mux control register as it can have only one parent
>> clock. In such cases there is a need to configure the parent clock
>> statically, otherwise s3c_set_clksrc() bails out with an error message
>> "no parent clock specified" leaving the parent clock not configured.
>> Define statically the parent clock so it is possible to get or set rate
>> of the "camera" clock.
>>
>> Reported-by: In-Bae Jeong<kukyakya@gmail•com>
>> Signed-off-by: Sylwester Nawrocki<sylvester.nawrocki@gmail•com>
>> ---
>> arch/arm/mach-s3c64xx/clock.c | 1 +
>> 1 files changed, 1 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
>> index 28041e8..85b9cf1 100644
>> --- a/arch/arm/mach-s3c64xx/clock.c
>> +++ b/arch/arm/mach-s3c64xx/clock.c
>> @@ -744,6 +744,7 @@ static struct clksrc_clk clksrcs[] = {
>> .name = "camera",
>> .ctrlbit = S3C_CLKCON_SCLK_CAM,
>> .enable = s3c64xx_sclk_ctrl,
>> + .parent =&clk_h2,
>> },
>> .reg_div = { .reg = S3C_CLK_DIV0, .shift = 20, .size = 4 },
>> .reg_src = { .reg = NULL, .shift = 0, .size = 0 },
>> --
>> 1.7.4.1
next prev parent reply other threads:[~2012-11-09 8:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-07 22:00 [PATCH 1/2] ARM: S3C24XX: Add clkdev entry for camif-upll clock Sylwester Nawrocki
2012-11-07 22:00 ` [PATCH 2/2] ARM: S3C64XX: Statically define parent clock of the "camera" clock Sylwester Nawrocki
2012-11-09 7:42 ` Andrey Gusakov
2012-11-09 8:30 ` Sylwester Nawrocki [this message]
2012-11-09 8:32 ` [PATCH] " Sylwester Nawrocki
2012-11-09 9:31 ` Andrey Gusakov
2012-11-09 10:05 ` Sylwester Nawrocki
2012-11-09 10:18 ` Sylwester Nawrocki
2012-11-09 10:08 ` Kukjin Kim
2012-11-22 6:51 ` [PATCH 1/2] ARM: S3C24XX: Add clkdev entry for camif-upll clock Kukjin Kim
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