Re: [PATCH v3 4/4] ARM: BCM: Add SMP support for Broadcom 4708

[Scott Branden <sbranden@broadcom.com>]

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@broadcom.com>
>>
>> Add SMP support for Broadcom's 4708 SoCs.
>>
>> Signed-off-by: Jon Mason <jonmason@broadcom.com>
>> Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
>> Tested-by: Hauke Mehrtens <hauke@hauke-m.de>
>> Signed-off-by: Kapil Hali <kapilh@broadcom.com>
>
> 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