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[v15,10/12] ARM: hisi: enable erratum 798181 of A15 on HiP04

Message ID 1406555876-11989-11-git-send-email-haojian.zhuang@linaro.org
State Changes Requested
Headers show

Commit Message

Haojian Zhuang July 28, 2014, 1:57 p.m. UTC 
From: Kefeng Wang <kefeng.wang@linaro.org>

The commit 93dc688 (ARM: 7684/1: errata: Workaround for Cortex-A15
erratum 798181 (TLBI/DSB operations)) introduced a workaround for
Cortex-A15 erratum 798181. Enable it for HIP04(Cortex-a15 r3p2).

Signed-off-by: Kefeng Wang <kefeng.wang@linaro.org>
Singed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
---
 arch/arm/mach-hisi/Kconfig | 1 +
 1 file changed, 1 insertion(+)

Comments

Olof Johansson July 29, 2014, 4:08 a.m. UTC | #1 
On Mon, Jul 28, 2014 at 09:57:54PM +0800, Haojian Zhuang wrote:
> From: Kefeng Wang <kefeng.wang@linaro.org>
> 
> The commit 93dc688 (ARM: 7684/1: errata: Workaround for Cortex-A15
> erratum 798181 (TLBI/DSB operations)) introduced a workaround for
> Cortex-A15 erratum 798181. Enable it for HIP04(Cortex-a15 r3p2).
> 
> Signed-off-by: Kefeng Wang <kefeng.wang@linaro.org>
> Singed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>

There's no need to do this as a separate patch if you just added this entry in
a different patch in the same series -- just fold this in with that.


-Olof
Haojian Zhuang July 29, 2014, 10:41 a.m. UTC | #2 
On 29 July 2014 12:08, Olof Johansson <olof@lixom.net> wrote:
> On Mon, Jul 28, 2014 at 09:57:54PM +0800, Haojian Zhuang wrote:
>> From: Kefeng Wang <kefeng.wang@linaro.org>
>>
>> The commit 93dc688 (ARM: 7684/1: errata: Workaround for Cortex-A15
>> erratum 798181 (TLBI/DSB operations)) introduced a workaround for
>> Cortex-A15 erratum 798181. Enable it for HIP04(Cortex-a15 r3p2).
>>
>> Signed-off-by: Kefeng Wang <kefeng.wang@linaro.org>
>> Singed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
>
> There's no need to do this as a separate patch if you just added this entry in
> a different patch in the same series -- just fold this in with that.
>
>
> -Olof

OK

Regards
Haojian
diff mbox

Patch

diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig
index 2a36fb7..075772b 100644
--- a/arch/arm/mach-hisi/Kconfig
+++ b/arch/arm/mach-hisi/Kconfig
@@ -24,6 +24,7 @@  config ARCH_HI3xxx
 
 config ARCH_HIP04
 	bool "Hisilicon HiP04 Cortex A15 family" if ARCH_MULTI_V7
+	select ARM_ERRATA_798181 if SMP
 	select HAVE_ARM_ARCH_TIMER
 	select MCPM if SMP
 	select MCPM_QUAD_CLUSTER if SMP