linux-kernel - Re: [RFT PATCH v3 17/27] arm64: Kconfig: Introduce CONFIG_ARCH

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Date:   Wed, 10 Mar 2021 05:30:23 +0900
From:   Hector Martin <marcan@...can.st>
To:     Marc Zyngier <maz@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Rob Herring <robh@...nel.org>, Arnd Bergmann <arnd@...nel.org>,
        Olof Johansson <olof@...om.net>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Mark Kettenis <mark.kettenis@...all.nl>,
        Tony Lindgren <tony@...mide.com>,
        Mohamed Mediouni <mohamed.mediouni@...amail.com>,
        Stan Skowronek <stan@...ellium.com>,
        Alexander Graf <graf@...zon.com>,
        Will Deacon <will@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jonathan Corbet <corbet@....net>,
        Catalin Marinas <catalin.marinas@....com>,
        Christoph Hellwig <hch@...radead.org>,
        "David S. Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org, linux-serial@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFT PATCH v3 17/27] arm64: Kconfig: Introduce CONFIG_ARCH_APPLE

On 09/03/2021 00.35, Marc Zyngier wrote:
> On Thu, 04 Mar 2021 21:38:52 +0000,
> Hector Martin <marcan@...can.st> wrote:
>>
>> This adds a Kconfig option to toggle support for Apple ARM SoCs.
>> At this time this targets the M1 and later "Apple Silicon" Mac SoCs.
>>
>> Signed-off-by: Hector Martin <marcan@...can.st>
>> ---
>>   arch/arm64/Kconfig.platforms | 8 ++++++++
>>   arch/arm64/configs/defconfig | 1 +
>>   2 files changed, 9 insertions(+)
>>
>> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
>> index cdfd5fed457f..c2b5791e3d69 100644
>> --- a/arch/arm64/Kconfig.platforms
>> +++ b/arch/arm64/Kconfig.platforms
>> @@ -36,6 +36,14 @@ config ARCH_ALPINE
>>   	  This enables support for the Annapurna Labs Alpine
>>   	  Soc family.
>>   
>> +config ARCH_APPLE
>> +	bool "Apple Silicon SoC family"
>> +	select APPLE_AIC
>> +	select ARM64_FIQ_SUPPORT
> 
> Do we still need this FIQ symbol? I though it was now gone...

Whoops! Thanks for the catch, this can go away.

-- 
Hector Martin (marcan@...can.st)
Public Key: https://mrcn.st/pub