[PATCH 2/2] ARM: OMAP2+: am335x: Change the wdt1 func clk src to per_32k clk

Paul Walmsley paul at pwsan.com
Sat Mar 30 22:18:35 EDT 2013


On Fri, 29 Mar 2013, Vaibhav Hiremath wrote:

> WDT1 module can take one of the below clocks as input functional
> clock -
>      - On-Chip 32K RC Osc [default/reset]
>      - 32K from PRCM
> 
> The On-Chip 32K RC Osc clock is not an accurate clock-source as per
> the design/spec, so as a result, for example, timer which supposed
> to get expired @60Sec, but will expire somewhere ~@40Sec, which is
> not expected by any use-case.
> 
> The solution here is to switch the input clock-source to PRCM
> generated 32K clock-source during boot-time itself.
> 
> Signed-off-by: Vaibhav Hiremath <hvaibhav at ti.com>
> Cc: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Cc: Benoit Cousson <benoit.cousson at linaro.org>
> Cc: Paul Walmsley <paul at pwsan.com>

Thanks, queued for 3.10.


- Paul



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