XCLKOUT in exynos5250 clock driver

Tushar Behera tushar.behera at linaro.org
Fri Jul 26 05:56:06 EDT 2013


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



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