From mboxrd@z Thu Jan  1 00:00:00 1970
From: Scott Branden <sbranden-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH v3 4/4] ARM: BCM: Add SMP support for Broadcom 4708
Date: Fri, 6 Nov 2015 15:16:24 -0800
Message-ID: <563D34C8.4030706@broadcom.com>
References: <1446844273-6460-1-git-send-email-kapilh@broadcom.com>
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 <563D1ED1.6050506@hauke-m.de>
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To: Hauke Mehrtens <hauke-5/S+JYg5SzeELgA04lAiVw@public.gmane.org>, Kapil Hali <kapilh-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>, Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>, Ian Campbell <ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>, Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>, Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>, Ray Jui <rjui-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>, Jon Mason <jonmason-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>, Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Gregory Fong <gregory.0xf0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Lee Jones <lee-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Kever Yang <kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org>, Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>, Paul Walmsley <paul-DWxLp4Yu+b8AvxtiuMwx3w@public.gmane.org>, Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org
List-Id: devicetree@vger.kernel.org

Hi Hauke,

On 15-11-06 01:42 PM, Hauke Mehrtens wrote:
> On 11/06/2015 10:11 PM, Kapil Hali wrote:
>> From: Jon Mason <jonmason-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
>>
>> Add SMP support for Broadcom's 4708 SoCs.
>>
>> Signed-off-by: Jon Mason <jonmason-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
>> Acked-by: Hauke Mehrtens <hauke-5/S+JYg5SzeELgA04lAiVw@public.gmane.org>
>> Tested-by: Hauke Mehrtens <hauke-5/S+JYg5SzeELgA04lAiVw@public.gmane.org>
>> Signed-off-by: Kapil Hali <kapilh-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>
>
> I tested this on a Netgear R6250 V1 (BCM4708) and SMP worked.
>
>> ---
>>   arch/arm/boot/dts/bcm4708.dtsi | 2 ++
>>   arch/arm/mach-bcm/Kconfig      | 1 +
>>   arch/arm/mach-bcm/Makefile     | 3 +++
>>   3 files changed, 6 insertions(+)
>>
>
> ...
>
>> --- a/arch/arm/mach-bcm/Kconfig
>> +++ b/arch/arm/mach-bcm/Kconfig
>> @@ -54,6 +54,7 @@ config ARCH_BCM_NSP
>>   config ARCH_BCM_5301X
>>   	bool "Broadcom BCM470X / BCM5301X ARM SoC" if ARCH_MULTI_V7
>>   	select ARCH_BCM_IPROC
>
> You activated ARM_ERRATA_764369 for NSP is this not needed for NS?
>
You would have to read the ARM CPU register and then compare to ARM 
Errata to see whether the Errata affects NS or not.
>
>> +	select HAVE_SMP
>>   	help
>>   	  Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores.
>>
>
> ...
>

Regards,
Scott

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