[PATCH 06/12] omap: mailbox: Flush posted write when acking mailbox irq

Artem Bityutskiy dedekind1 at gmail.com
Fri Sep 25 03:12:21 EDT 2009

On 09/25/2009 02:39 AM, Tony Lindgren wrote:
> From: Hiroshi DOYU<Hiroshi.DOYU at nokia.com>
> The only way to flush posted write to L4 bus is to do a read back
> of the same register right after the write.

Just curious, is it really necessary to read back the _same_ register?
Would reading back any L4 bus-related register be sufficient?

Best Regards,
Artem Bityutskiy (Артём Битюцкий)

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