[PATCH 5/5] OMAP4: do not force workarounds for errata fixed in 4460

[Mans Rullgard]

On 22 November 2011 10:30, Andy Green <andy.green at linaro.org> wrote:
> On 11/22/2011 10:45 AM, Somebody in the thread at some point said:
>>
>> Signed-off-by: Mans Rullgard<mans.rullgard at linaro.org>
>> ---
>>  arch/arm/mach-omap2/Kconfig |    3 ---
>>  1 files changed, 0 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
>> index fe18e27..427d27b 100644
>> --- a/arch/arm/mach-omap2/Kconfig
>> +++ b/arch/arm/mach-omap2/Kconfig
>> @@ -44,9 +44,6 @@ config ARCH_OMAP4
>>        select CPU_V7
>>        select ARM_GIC
>>        select LOCAL_TIMERS if SMP
>> -       select PL310_ERRATA_588369
>> -       select PL310_ERRATA_727915
>> -       select ARM_ERRATA_720789
>>        select ARCH_HAS_OPP
>>        select PM_OPP if PM
>>        select USB_ARCH_HAS_EHCI
>
> Mans thanks for bringing these to my attention.
>
> From what I can figure out from Santosh's comments I want the two PL310
> patches.  I already had my own patch for limiting 4460 ES1.0 cache
> workaround to that revision, although I'll happily deprecate it when yours
> turns up in mainline.

Mainline has nothing at all for this, nor does linux-omap.

> For this particular patch although it's fixed in 4460 CONFIG_ARCH_OMAP4 is
> also there for 4430.  Am I right to take from your patch name we do need
> these workarounds on 4430?

Yes, the workarounds are needed on 4430.  Ideally any workarounds which can
be applied selectively at runtime should be done that way.  If I have time,
I might have a look at that, but no promises.

-- 
Mans Rullgard / mru