[PATCH 2/2] ARM: disable errata work-arounds which access secure registers

Rob Herring robherring2 at gmail.com
Fri Jan 4 17:08:08 EST 2013


On 01/04/2013 03:45 PM, Fabio Estevam wrote:
> On Fri, Jan 4, 2013 at 7:39 PM, Fabio Estevam <festevam at gmail.com> wrote:
>>
>> Should we do like this?
> 
> Looks like this would be better (same as it was done for vexpress):
> 
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> index 1ad0d76..3e628fd 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -841,8 +841,6 @@ config SOC_IMX6Q
>         select ARCH_HAS_CPUFREQ
>         select ARCH_HAS_OPP
>         select ARM_CPU_SUSPEND if PM
> -       select ARM_ERRATA_743622
> -       select ARM_ERRATA_751472
>         select ARM_ERRATA_754322
>         select ARM_ERRATA_764369 if SMP
>         select ARM_ERRATA_775420
> 
> Rob, is this the correct approach?

Yes, that's the correct approach (along with updating the bootloader to
enable these work-arounds). I had this fix on my todo (the git
autobuilder caught it yesterday), but haven't gotten to it. So if you
could send it out that would be great.

Rob



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