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From: Kukjin Kim <kgene.kim@samsung.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arm-kernel@lists.infradead.org,
	"linux-samsung-soc@vger.kernel.org"
	<linux-samsung-soc@vger.kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Ilho Lee <ilho215.lee@samsung.com>,
	Thomas Abraham <thomas.ab@samsung.com>,
	Kumar Gala <galak@codeaurora.org>,
	Olof Johansson <olof@lixom.net>,
	Kukjin Kim <kgene.kim@samsung.com>
Subject: Re: [PATCH 2/3] arm64: Add Kconfig option for Samsung GH7 SoC family
Date: Tue, 11 Feb 2014 11:52:06 +0900	[thread overview]
Message-ID: <52F99056.6010906@samsung.com> (raw)
In-Reply-To: <2286031.FWmKXGrGIV@wuerfel>

On 02/13/14 04:14, Arnd Bergmann wrote:
> On Wednesday 12 February 2014 13:04:40 Kumar Gala wrote:
>> On Feb 12, 2014, at 12:12 PM, Catalin Marinas<catalin.marinas@arm.com>  wrote:
>>> On 12 Feb 2014, at 16:25, Kumar Gala<galak@codeaurora.org>  wrote:
>>>> One reason to keep around ARCH_* is for drivers shared between arm and arm64 that depend on it.
>>>
>>> We already converted some of them (those depending on ARCH_VEXPRESS) to
>>> just depend on ARM64. Ideally, at some point I’d like to see them as
>>> defaulting to modules but I don’t think we are there yet (we had some
>>> discussions at the last KS, I’m not sure anyone started looking into
>>> this).
>>
>> I’m torn about this, I think for something like VEXPRESS it makes sense,
>> however I think  its reasonable to still have an config symbol for a full
>> SoC family or something of that nature.
>
> I think for SBSA compliant systems, we should be able to live with a
> generic ARCH_SBSA Kconfig symbol. For more irregular embedded platforms,
> we may need something more specific.
>
Basically, I agreed with Arnd's suggestion to use ARCH_SBSA. Or we need 
to define level in Kconfig like ARCH_SBSA_L1 for level1. BTW, how about 
compliant with SBSA Level1 and having some specific features?

- Kukjin

WARNING: multiple messages have this Message-ID (diff)
From: kgene.kim@samsung.com (Kukjin Kim)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] arm64: Add Kconfig option for Samsung GH7 SoC family
Date: Tue, 11 Feb 2014 11:52:06 +0900	[thread overview]
Message-ID: <52F99056.6010906@samsung.com> (raw)
In-Reply-To: <2286031.FWmKXGrGIV@wuerfel>

On 02/13/14 04:14, Arnd Bergmann wrote:
> On Wednesday 12 February 2014 13:04:40 Kumar Gala wrote:
>> On Feb 12, 2014, at 12:12 PM, Catalin Marinas<catalin.marinas@arm.com>  wrote:
>>> On 12 Feb 2014, at 16:25, Kumar Gala<galak@codeaurora.org>  wrote:
>>>> One reason to keep around ARCH_* is for drivers shared between arm and arm64 that depend on it.
>>>
>>> We already converted some of them (those depending on ARCH_VEXPRESS) to
>>> just depend on ARM64. Ideally, at some point I?d like to see them as
>>> defaulting to modules but I don?t think we are there yet (we had some
>>> discussions at the last KS, I?m not sure anyone started looking into
>>> this).
>>
>> I?m torn about this, I think for something like VEXPRESS it makes sense,
>> however I think  its reasonable to still have an config symbol for a full
>> SoC family or something of that nature.
>
> I think for SBSA compliant systems, we should be able to live with a
> generic ARCH_SBSA Kconfig symbol. For more irregular embedded platforms,
> we may need something more specific.
>
Basically, I agreed with Arnd's suggestion to use ARCH_SBSA. Or we need 
to define level in Kconfig like ARCH_SBSA_L1 for level1. BTW, how about 
compliant with SBSA Level1 and having some specific features?

- Kukjin

  reply	other threads:[~2014-02-13  0:56 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-11  6:29 [PATCH 0/3] arm64: add new support Samsung GH7 SoC and SSDK board Kukjin Kim
2014-02-11  6:29 ` Kukjin Kim
2014-02-11  6:29 ` [PATCH 1/3] arm64: dts: add initial dts for Samsung GH7 SoC and SSDK-GH7 board Kukjin Kim
2014-02-11  6:29   ` Kukjin Kim
2014-02-11 18:15   ` Mark Rutland
2014-02-11 18:15     ` Mark Rutland
2014-02-11  3:16     ` Kukjin Kim
2014-02-11  3:16       ` Kukjin Kim
2014-02-18 10:30       ` Mark Rutland
2014-02-18 10:30         ` Mark Rutland
2014-02-24 23:56         ` Kukjin Kim
2014-02-24 23:56           ` Kukjin Kim
2014-02-11 23:36   ` Olof Johansson
2014-02-11 23:36     ` Olof Johansson
2014-02-11  3:25     ` Kukjin Kim
2014-02-11  3:25       ` Kukjin Kim
2014-02-12 11:13     ` Marc Zyngier
2014-02-12 11:13       ` Marc Zyngier
2014-02-12 11:29       ` Mark Rutland
2014-02-12 11:29         ` Mark Rutland
2014-02-12 11:40         ` Marc Zyngier
2014-02-12 11:40           ` Marc Zyngier
2014-02-11  3:03           ` Kukjin Kim
2014-02-11  3:03             ` Kukjin Kim
2014-02-11  6:29 ` [PATCH 2/3] arm64: Add Kconfig option for Samsung GH7 SoC family Kukjin Kim
2014-02-11  6:29   ` Kukjin Kim
2014-02-11 23:39   ` Olof Johansson
2014-02-11 23:39     ` Olof Johansson
2014-02-12 10:38     ` Catalin Marinas
2014-02-12 10:38       ` Catalin Marinas
2014-02-12 16:25       ` Kumar Gala
2014-02-12 16:25         ` Kumar Gala
2014-02-12 18:12         ` Catalin Marinas
2014-02-12 18:12           ` Catalin Marinas
2014-02-12 19:04           ` Kumar Gala
2014-02-12 19:04             ` Kumar Gala
2014-02-12 19:14             ` Arnd Bergmann
2014-02-12 19:14               ` Arnd Bergmann
2014-02-11  2:52               ` Kukjin Kim [this message]
2014-02-11  2:52                 ` Kukjin Kim
2014-02-13 19:26                 ` Olof Johansson
2014-02-13 19:26                   ` Olof Johansson
2014-02-14 17:06                   ` Arnd Bergmann
2014-02-14 17:06                     ` Arnd Bergmann
2014-02-18  1:10                     ` Kukjin Kim
2014-02-18  1:10                       ` Kukjin Kim
2014-02-18 10:53                       ` Arnd Bergmann
2014-02-18 10:53                         ` Arnd Bergmann
2014-02-18 16:16                       ` Olof Johansson
2014-02-18 16:16                         ` Olof Johansson
2014-02-18 18:13                         ` Arnd Bergmann
2014-02-18 18:13                           ` Arnd Bergmann
2014-02-18 19:52                           ` John Stultz
2014-02-18 19:52                             ` John Stultz
2014-02-18 20:00                             ` Olof Johansson
2014-02-18 20:00                               ` Olof Johansson
2014-02-18 20:06                               ` John Stultz
2014-02-18 20:06                                 ` John Stultz
2014-02-20  9:03                                 ` Olof Johansson
2014-02-20  9:03                                   ` Olof Johansson
2014-02-20 11:22                                   ` Catalin Marinas
2014-02-20 11:22                                     ` Catalin Marinas
2014-02-20 12:07                                     ` Arnd Bergmann
2014-02-20 12:07                                       ` Arnd Bergmann
2014-02-20 17:09                                     ` Olof Johansson
2014-02-20 17:09                                       ` Olof Johansson
2014-02-20 18:58                                       ` Catalin Marinas
2014-02-20 18:58                                         ` Catalin Marinas
2014-02-25  0:19                                         ` Kukjin Kim
2014-02-25  0:19                                           ` Kukjin Kim
2014-02-25  0:20                                   ` Kukjin Kim
2014-02-25  0:20                                     ` Kukjin Kim
2014-02-25  0:10                               ` Kukjin Kim
2014-02-25  0:10                                 ` Kukjin Kim
2014-02-18 16:40                       ` Catalin Marinas
2014-02-18 16:40                         ` Catalin Marinas
2014-02-13 20:08     ` Rob Herring
2014-02-13 20:08       ` Rob Herring
2014-02-13 20:19       ` Olof Johansson
2014-02-13 20:19         ` Olof Johansson
2014-02-11  6:29 ` [PATCH 3/3] Documentation: DT: add new entry for Samsung GH7 SoC and SSDK board Kukjin Kim
2014-02-11  6:29   ` Kukjin Kim

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