Re: [PATCH] ARM: Fix errata 751472 handling on Cortex-A9 r1p*

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On Wed, Nov 14, 2012 at 10:53:35AM -0800, Tony Lindgren wrote:
> Looks like enabling CONFIG_ARM_ERRATA_751472 causes omap4 blaze
> to not boot when enabled. The ARM core on it is an earlier r1p2:
> 
> CPU: ARMv7 Processor [411fc092] revision 2 (ARMv7), cr=10c53c7d
> 
> Unfortunately I don't have the details of errata 751472, but I'm
> guessing we need to disable it for r1p*.

Fails because it can't write the diagnostic register from non-secure
mode or fails later?
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