Michael Neuling <[email protected]> writes:

> Only delay opal_rtc_read() when busy and are going to retry.
>
> This has the advantage of possibly saving a massive 10ms off booting!
>
> Kudos to Stewart for noticing.
>
> Signed-off-by: Michael Neuling <[email protected]>

Reviewed-by: Stewart Smith <[email protected]>

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