Re: [PATCH 1/3] arm: hisi: add ARCH_MULTI_V5 support

From: Jiancheng Xue
Date: Fri Nov 18 2016 - 01:46:20 EST


Hi Marty,

On 2016/11/17 11:03, Jiancheng Xue wrote:
> Hi Weiï
>
> On 2016/11/16 17:31, Wei Xu wrote:
>> Hi Pan,
>>
>> On 2016/11/16 8:56, wenpan wrote:
>>> Hi Martyï
>>> Does this confict with your patchï If notïI hope this could be merged first. Besides could you tell me the link to your related patch?
>>
>> This is the link: https://patchwork.kernel.org/patch/9334743/
>>

Could you give your comments on this patch?
If you have any objections to it, please let us know.

>
> Thank you for offering this.If I want to give some comments on Marty's patch,
> what should I do?
>
> For Marty's patch, I think there's no need to add specific config item ARCH_HIxxxx
> for every chipset. Some existing chipsets depend on ARCH_HISI directly like Hi3519
> and Hi3798CV200. If some options like ARM_GIC is removed from ARCH_HISI, this kind
> of chipsets will must choose other place to select it. I suggest we should keep selecting
> ARM_GIC under ARCH_HISI as Pan's patch do.
>
> The code may be like this:
>
> config ARCH_HISI
> bool "Hisilicon SoC Support"
> - depends on ARCH_MULTI_V7
> + depends on ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7
> select ARM_AMBA
> - select ARM_GIC
> + select ARM_GIC if ARCH_MULTI_V7
> + select ARM_VIC if ARCH_MULTI_V5 || depends on ARCH_MULTI_V6
> select ARM_TIMER_SP804
> select POWER_RESET
> select POWER_RESET_HISI
> select POWER_SUPPLY
>

What's your opinion about this?

Best Regards,
Jiancheng

>>> On 2016/10/17 21:48, Arnd Bergmann wrote:
>>>> On Monday, October 17, 2016 8:07:03 PM CEST Pan Wen wrote:
>>>>> Add support for some HiSilicon SoCs which depend on ARCH_MULTI_V5.
>>>>>
>>>>> Signed-off-by: Pan Wen <wenpan@xxxxxxxxxxxxx>
>>>>>
>>>>
>>>> Looks ok. I've added Marty Plummer to Cc, he was recently proposing
>>>> patches for Hi3520, which I think is closely related to this one.
>>>> Please try to work together so the patches don't conflict. It should
>>>> be fairly straightforward since you are basically doing the same
>>>> change here.
>>>>
>
>
>
> .
>