linux-kernel - Re: [PATCH 1/2] ARM: npcm: add CONFIG_ARCH_MULTI

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Date:   Tue, 13 Mar 2018 15:35:20 +0200
From:   Tomer Maimon <tmaimon77@...il.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Brendan Higgins <brendanhiggins@...gle.com>,
        Avi Fishman <avifishman70@...il.com>,
        Patrick Venture <venture@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] ARM: npcm: add CONFIG_ARCH_MULTI_V7 dependency

Hi Arnd,

I sent now Full patch for the NPCM BMC's V12,

Is it O.K.? or do you want me to send the same patch to ARM: npcm:
drop extraneous 'select' statements as well?

Thanks

Tomer


On 12 March 2018 at 17:15, Tomer Maimon <tmaimon77@...il.com> wrote:
> Hi Arnd,
>
> I will send tomorrow new version with some modification we need to do
> once we use NPCM7XX and not NPCM750.
>
> Brendan,
>
> Is it O.K.?
>
>
>
> On 12 March 2018 at 15:37, Arnd Bergmann <arnd@...db.de> wrote:
>> On Mon, Mar 12, 2018 at 2:28 PM, Tomer Maimon <tmaimon77@...il.com> wrote:
>>> Hi Brendan,
>>>
>>> According to the last mail I have with Arnd can you modify the Kconfig
>>> as follow:
>>>
>>> +menuconfig ARCH_NPCM
>>> +       bool "Nuvoton NPCM Architecture"
>>> +       depends on ARCH_MULTI_V7
>>> +       select PINCTRL
>>> +
>>> +if ARCH_NPCM
>>> +
>>> +config ARCH_NPCM7XX
>>> +       bool "Support for NPCM7xx BMC (Poleg)"
>>> +       depends on ARCH_MULTI_V7
>>> +       select PINCTRL_NPCM7XX
>>> +       select NPCM7XX_TIMER
>>> +       select ARCH_REQUIRE_GPIOLIB
>>> +       select CACHE_L2X0
>>> +       select ARM_GIC
>>> +       select HAVE_ARM_TWD if SMP
>>> +       select HAVE_ARM_SCU if SMP
>>> +       select ARM_ERRATA_764369 if SMP
>>> +       select ARM_ERRATA_720789
>>> +       select ARM_ERRATA_754322
>>> +       select ARM_ERRATA_794072
>>> +       select PL310_ERRATA_588369
>>> +       select PL310_ERRATA_727915
>>> +       select MFD_SYSCON
>>> +       help
>>> +         General support for NPCM7xx BMC (Poleg).
>>> +
>>> +         Nuvoton NPCM7xx BMC based on the Cortex A9.
>>> +
>>> +endif
>>
>> One more change is needed to avoid a link error without CONFIG_SMP:
>>
>> diff --git a/arch/arm/mach-npcm/Makefile b/arch/arm/mach-npcm/Makefile
>> index c7a1316d27c1..34d51f9f207c 100644
>> --- a/arch/arm/mach-npcm/Makefile
>> +++ b/arch/arm/mach-npcm/Makefile
>> @@ -1,3 +1,4 @@
>>  AFLAGS_headsmp.o               += -march=armv7-a
>>
>> -obj-$(CONFIG_ARCH_NPCM750)     += npcm7xx.o platsmp.o headsmp.o
>> +obj-$(CONFIG_ARCH_NPCM750)     += npcm7xx.o
>> +obj-$(CONFIG_SMP)              += platsmp.o headsmp.o
>>
>> Can one of you send me a pull request or the full patch series on top
>> of the version I have in arm-soc?
>>
>>       Arnd