[PATCH v5 02/14] ARM: OMAP2+: gpmc: Adapt to HWMOD

Mohammed, Afzal afzal at ti.com
Thu Jun 14 02:20:26 EDT 2012


Hi Jon,

On Thu, Jun 14, 2012 at 11:47:03, Mohammed, Afzal wrote:

> gpmc_cs_set_timings() does currently convert time to clock cycles required,
> and this gpmc driver have the capability to do it.
> 
> What I was saying is a different issue, input to gpmc_cs_set_timings, which
> is time sometimes in turn is a function of time or to be exact depends on
> gpmc clock period also. So timings provided to gpmc_cs_set_timings for a
> particular frequency may not hold good for another frequency, unless we
> change the input time to gpmc_cs_set_timings based on gpmc clock.
> 
> If you see gpmc-* files, many a times, they need to know value of gpmc fclk,
> to calculate the input time to be fed for gpmc_cs_set_timings

And the way value of gpmc period has to be handled differs depending
on the peripheral.

Regards
Afzal



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