[PATCH 5/5] OMAP4: do not force workarounds for errata fixed in 4460
mans.rullgard at linaro.org
Wed Nov 23 03:42:34 UTC 2011
On 22 November 2011 12:22, Mans Rullgard <mans.rullgard at linaro.org> wrote:
> 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.
Correction, 588369 is not needed on 4430 ES2.x. It was fixed in PL310 r2p0
which is used there. I can't find a TRM for ES1.x so can't check the PL310
version it uses (don't have a device either).
Mans Rullgard / mru
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