From: Tushar Behera <tushar.behera@linaro.org>
To: Mark Brown <broonie@kernel.org>
Cc: Thomas Abraham <thomas.abraham@linaro.org>,
Kukjin Kim <kgene.kim@samsung.com>,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: XCLKOUT in exynos5250 clock driver
Date: Fri, 26 Jul 2013 15:26:06 +0530 [thread overview]
Message-ID: <51F247B6.9010902@linaro.org> (raw)
In-Reply-To: <20130725145158.GI9858@sirena.org.uk>
On 07/25/2013 08:21 PM, Mark Brown wrote:
> I appear to be missing something in the clock driver for the exynos5250.
> I'm looking at the Arndale schematic and I see that the audio master
> clock is connected to XCLKOUT on the SoC. However I can't see any
> reference to XCLKOUT or anything similar in the clock driver or any of
> the DTS files - where is this clock exposed by the clock driver?
>
> Unfortunately I haven't been able to get access to the datasheet for the
> part so I can't check this myself.
>
Information as per Exynos5250 user manual:
"XCLKOUT is an output pin for debugging clocks. Exynos5250 has a CLKOUT
logic which can select one of the clocks (within its clock domains) and
output that through XCLKOUT pin."
Not sure if XCLKOUT on Arndale schematics means the same.
--
Tushar Behera
WARNING: multiple messages have this Message-ID (diff)
From: tushar.behera@linaro.org (Tushar Behera)
To: linux-arm-kernel@lists.infradead.org
Subject: XCLKOUT in exynos5250 clock driver
Date: Fri, 26 Jul 2013 15:26:06 +0530 [thread overview]
Message-ID: <51F247B6.9010902@linaro.org> (raw)
In-Reply-To: <20130725145158.GI9858@sirena.org.uk>
On 07/25/2013 08:21 PM, Mark Brown wrote:
> I appear to be missing something in the clock driver for the exynos5250.
> I'm looking at the Arndale schematic and I see that the audio master
> clock is connected to XCLKOUT on the SoC. However I can't see any
> reference to XCLKOUT or anything similar in the clock driver or any of
> the DTS files - where is this clock exposed by the clock driver?
>
> Unfortunately I haven't been able to get access to the datasheet for the
> part so I can't check this myself.
>
Information as per Exynos5250 user manual:
"XCLKOUT is an output pin for debugging clocks. Exynos5250 has a CLKOUT
logic which can select one of the clocks (within its clock domains) and
output that through XCLKOUT pin."
Not sure if XCLKOUT on Arndale schematics means the same.
--
Tushar Behera
next prev parent reply other threads:[~2013-07-26 9:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-25 14:51 XCLKOUT in exynos5250 clock driver Mark Brown
2013-07-25 14:51 ` Mark Brown
2013-07-26 9:56 ` Tushar Behera [this message]
2013-07-26 9:56 ` Tushar Behera
2013-07-26 11:39 ` Mark Brown
2013-07-26 11:39 ` Mark Brown
2013-07-26 12:19 ` Sylwester Nawrocki
2013-07-26 12:19 ` Sylwester Nawrocki
2013-07-26 14:27 ` Mark Brown
2013-07-26 14:27 ` Mark Brown
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