[U-Boot] [PATCH] i.MX31: document timer precision option

[Shinya Kuribayashi <shinya.kuribayashi@necel.com>]

Hi Guennadi,

Guennadi Liakhovetski wrote:
> Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
> ---
> 
> diff -u /dev/null doc/README.imx31
> --- /dev/null	2008-08-28 10:21:05.503011301 +0200
> +++ doc/README.imx31	2008-08-28 12:15:21.000000000 +0200
> @@ -0,0 +1,13 @@
> +i.MX31 specific Configuration Options:
> +--------------------------------------
> +
> +- Timer precision:
> +		CONFIG_MX31_TIMER_HIGH_PRECISION
> +
> +		Enable higher precision timer. The low-precision timer
> +		(default) provides approximately 4% error, whereas the
> +		high-precision timer is about 0.4% accurate. The extra
> +		accuracy is achieved at the cost of higher computational
> +		overhead, which, in places where time is measured, should
> +		not be critical, so, it should be safe to enable this
> +		option.

I'm not familiar with the maintainance policy of README and doc/*, but
is there any reasone this README.imx31 is sitting on the top of tree?
Should be marged into $(TOPDIR)/README, or moved to doc/ directory?

Noticed a few minutes ago, so just let you know...

-- 
Shinya Kuribayashi
NEC Electronics