[U-Boot] [PATCH v2] common/xyzModem.c: Fix delay timeout calculation

[Tom Rini]

On Tue, Sep 20, 2016 at 10:39:49AM -0500, Andrew F. Davis wrote:

> When waiting for input in CYGACC_COMM_IF_GETC_TIMEOUT we delay 2
> seconds by incrementing and checking a counter variable every 20
> uSeconds. The overhead in the loop calling tstc() thousands of times
> causes the timeout to be closer to 20 seconds. Delay longer per iteration
> to reduce overhead and bring the timeout back closer to the correct time.
> 
> Signed-off-by: Andrew F. Davis <afd at ti.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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