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From: Arnd Bergmann <arnd@arndb.de>
To: Lyra Zhang <zhang.lyra@gmail.com>
Cc: "Chunyan Zhang" <chunyan.zhang@spreadtrum.com>,
	grant.likely@linaro.org,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	"Catalin Marinas" <catalin.marinas@arm.com>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"ijc+devicetree@hellion.org.uk" <ijc+devicetree@hellion.org.uk>,
	"jslaby@suse.cz" <jslaby@suse.cz>,
	"Kumar Gala" <galak@codeaurora.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"m-karicheri2@ti.com" <m-karicheri2@ti.com>,
	"Pawel Moll" <pawel.moll@arm.com>,
	"Ramkumar Ramachandra" <artagnon@gmail.com>,
	"rrichter@cavium.com" <rrichter@cavium.com>,
	"Will Deacon" <will.deacon@arm.com>,
	gnomes@lxorguk.ukuu.org.uk, corbet@lwn.net, jason@lakedaemon.net,
	"Mark Brown" <broonie@kernel.org>,
	heiko@sntech.de, shawn.guo@freescale.com,
	florian.vaussard@epfl.ch, andrew@lunn.ch, hytszk@gmail.com,
	"Orson Zhai" <orsonzhai@gmail.com>,
	"geng.ren@spreadtrum.com" <geng.ren@spreadtrum.com>,
	"zhizhou.zhang" <zhizhou.zhang@spreadtrum.com>,
	lanqing.liu@spreadtrum.com,
	"Wei Qiao (乔伟)" <wei.qiao@spreadtrum.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"sprdlinux@freelists.org" <sprdlinux@freelists.org>,
	linux-doc@vger.kernel.org, linux-serial@vger.kernel.org,
	linux-api@vger.kernel.org
Subject: Re: [PATCH v3 4/5] arm64: Add support for Spreadtrum's Sharkl64 Platform in Kconfig and defconfig
Date: Wed, 26 Nov 2014 10:00:31 +0100	[thread overview]
Message-ID: <5825969.ZSdbLFRUel@wuerfel> (raw)
In-Reply-To: <CAAfSe-uoXOJ8=agCFuBnXhj7nBBTskQ=8_jMtv_SAjor2gfO2w@mail.gmail.com>

On Wednesday 26 November 2014 10:32:35 Lyra Zhang wrote:
> 
> For now, we have only one platform(Sharkl64) based on ARM64 been submitted,
> but we're intending to add support for more our platforms based on ARM64 or
> ARM32 in the future. There are many common devices on these platforms, such
> as serial. Our idea would be that if we had a 'menuconfig ARCH_SPRD' in the
> Kconfig, these common devices only need to depend on ARCH_SPRD in the
> respective Kconfig, otherwise they may depend on a few Kconfig symbols for
> every platforms which include these common devices.
> 
> So, do you think whether we should define a menuconfig(ARCH_SPRD) in the
> Kconfig for this case ?

It sounds like your other platforms are all related, so one ARCH_SPRD
should be enough. If someone wants to build a  kernel that is only
going to run on a particular machine, they can just turn off all the
other drivers they don't want.

	Arnd

WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Lyra Zhang <zhang.lyra-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Chunyan Zhang
	<chunyan.zhang-lxIno14LUO0EEoCn2XhGlw@public.gmane.org>,
	grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	"robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org"
	<robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
	"gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org"
	<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
	"ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org"
	<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
	"jslaby-AlSwsSmVLrQ@public.gmane.org"
	<jslaby-AlSwsSmVLrQ@public.gmane.org>,
	Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	"m-karicheri2-l0cyMroinI0@public.gmane.org"
	<m-karicheri2-l0cyMroinI0@public.gmane.org>,
	Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
	Ramkumar Ramachandra
	<artagnon-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"rrichter-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org"
	<rrichter-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>,
	Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
	gnomes-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org,
	corbet-T1hC0tSOHrs@public.gmane.org,
	jason-NLaQJdtUoK4Be96aLqz0jA@public.gmane.org,
	Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org,
	shawn.guo-KZfg59tc24xl57MIdRCFDg@public.gmane.org,
	florian.vaussard-p8DiymsW2f8@public.gmane.org,
	andrew-g2DYL2Zd6BY@public.gmane.org,
	hytszk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	Orson Zhai <orsonzhai-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"geng.ren-lxIno14LUO0EEoCn2XhGlw@public.gmane.org"
	<geng.ren-lxIno14LUO0EEoCn2XhGlw@public.gmane.org>
Subject: Re: [PATCH v3 4/5] arm64: Add support for Spreadtrum's Sharkl64 Platform in Kconfig and defconfig
Date: Wed, 26 Nov 2014 10:00:31 +0100	[thread overview]
Message-ID: <5825969.ZSdbLFRUel@wuerfel> (raw)
In-Reply-To: <CAAfSe-uoXOJ8=agCFuBnXhj7nBBTskQ=8_jMtv_SAjor2gfO2w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On Wednesday 26 November 2014 10:32:35 Lyra Zhang wrote:
> 
> For now, we have only one platform(Sharkl64) based on ARM64 been submitted,
> but we're intending to add support for more our platforms based on ARM64 or
> ARM32 in the future. There are many common devices on these platforms, such
> as serial. Our idea would be that if we had a 'menuconfig ARCH_SPRD' in the
> Kconfig, these common devices only need to depend on ARCH_SPRD in the
> respective Kconfig, otherwise they may depend on a few Kconfig symbols for
> every platforms which include these common devices.
> 
> So, do you think whether we should define a menuconfig(ARCH_SPRD) in the
> Kconfig for this case ?

It sounds like your other platforms are all related, so one ARCH_SPRD
should be enough. If someone wants to build a  kernel that is only
going to run on a particular machine, they can just turn off all the
other drivers they don't want.

	Arnd

WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 4/5] arm64: Add support for Spreadtrum's Sharkl64 Platform in Kconfig and defconfig
Date: Wed, 26 Nov 2014 10:00:31 +0100	[thread overview]
Message-ID: <5825969.ZSdbLFRUel@wuerfel> (raw)
In-Reply-To: <CAAfSe-uoXOJ8=agCFuBnXhj7nBBTskQ=8_jMtv_SAjor2gfO2w@mail.gmail.com>

On Wednesday 26 November 2014 10:32:35 Lyra Zhang wrote:
> 
> For now, we have only one platform(Sharkl64) based on ARM64 been submitted,
> but we're intending to add support for more our platforms based on ARM64 or
> ARM32 in the future. There are many common devices on these platforms, such
> as serial. Our idea would be that if we had a 'menuconfig ARCH_SPRD' in the
> Kconfig, these common devices only need to depend on ARCH_SPRD in the
> respective Kconfig, otherwise they may depend on a few Kconfig symbols for
> every platforms which include these common devices.
> 
> So, do you think whether we should define a menuconfig(ARCH_SPRD) in the
> Kconfig for this case ?

It sounds like your other platforms are all related, so one ARCH_SPRD
should be enough. If someone wants to build a  kernel that is only
going to run on a particular machine, they can just turn off all the
other drivers they don't want.

	Arnd

  reply	other threads:[~2014-11-26  9:01 UTC|newest]

Thread overview: 135+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <Sharkl64-v3>
2014-11-25 12:16 ` [PATCH v3 0/5] Add Spreadtrum Sharkl64 Platform support Chunyan Zhang
2014-11-25 12:16   ` Chunyan Zhang
2014-11-25 12:16   ` Chunyan Zhang
2014-11-25 12:16   ` [PATCH v3 1/5] Documentation: DT: Renamed of-serial.txt to 8250.txt Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-27 11:38     ` Mark Rutland
2014-11-27 11:38       ` Mark Rutland
2014-11-27 11:38       ` Mark Rutland
2014-11-27 12:08       ` Lyra Zhang
2014-11-27 12:08         ` Lyra Zhang
2014-11-27 12:08         ` Lyra Zhang
2014-11-25 12:16   ` [PATCH v3 2/5] Documentation: DT: Add bindings for Spreadtrum SoC Platform Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:52     ` Arnd Bergmann
2014-11-25 12:52       ` Arnd Bergmann
2014-11-25 12:16   ` [PATCH v3 3/5] arm64: dts: Add support for Spreadtrum SC9836 SoC in dts and Makefile Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-27 11:50     ` Mark Rutland
2014-11-27 11:50       ` Mark Rutland
2014-11-27 11:50       ` Mark Rutland
2014-11-27 12:12       ` Catalin Marinas
2014-11-27 12:12         ` Catalin Marinas
2014-11-27 12:12         ` Catalin Marinas
2014-11-27 13:43         ` Mark Rutland
2014-11-27 13:43           ` Mark Rutland
2014-11-27 13:43           ` Mark Rutland
2014-11-28 14:29           ` Catalin Marinas
2014-11-28 14:29             ` Catalin Marinas
2014-11-28 14:29             ` Catalin Marinas
2014-11-28 14:35             ` Mark Rutland
2014-11-28 14:35               ` Mark Rutland
2014-11-28 14:35               ` Mark Rutland
2014-11-28 14:44               ` Will Deacon
2014-11-28 14:44                 ` Will Deacon
2014-11-28 14:44                 ` Will Deacon
2014-11-28 14:46                 ` Mark Rutland
2014-11-28 14:46                   ` Mark Rutland
2014-11-28 14:46                   ` Mark Rutland
2014-11-28 14:59                   ` Will Deacon
2014-11-28 14:59                     ` Will Deacon
2014-11-28 14:59                     ` Will Deacon
2014-11-28 14:50                 ` Mark Brown
2014-11-28 14:50                   ` Mark Brown
2014-11-28 14:50                   ` Mark Brown
2014-11-28 15:03                 ` Catalin Marinas
2014-11-28 15:03                   ` Catalin Marinas
2014-11-28 15:03                   ` Catalin Marinas
2014-11-28 15:09                   ` Will Deacon
2014-11-28 15:09                     ` Will Deacon
2014-11-28 15:09                     ` Will Deacon
2014-11-28 16:40                   ` Mark Rutland
2014-11-28 16:40                     ` Mark Rutland
2014-11-28 16:40                     ` Mark Rutland
2014-11-28 17:24                     ` Catalin Marinas
2014-11-28 17:24                       ` Catalin Marinas
2014-11-28 17:24                       ` Catalin Marinas
2014-12-03  2:35       ` Orson Zhai
2014-12-03  2:35         ` Orson Zhai
2014-12-03  9:16       ` Lyra Zhang
2014-12-03  9:16         ` Lyra Zhang
2014-12-03  9:16         ` Lyra Zhang
2014-11-25 12:16   ` [PATCH v3 4/5] arm64: Add support for Spreadtrum's Sharkl64 Platform in Kconfig and defconfig Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:57     ` Arnd Bergmann
2014-11-25 12:57       ` Arnd Bergmann
2014-11-26  2:32       ` Lyra Zhang
2014-11-26  9:00         ` Arnd Bergmann [this message]
2014-11-26  9:00           ` Arnd Bergmann
2014-11-26  9:00           ` Arnd Bergmann
2014-11-26  3:08       ` Lyra Zhang
2014-11-26  3:08         ` Lyra Zhang
2014-11-26  3:08         ` Lyra Zhang
2014-11-25 12:16   ` [PATCH v3 5/5] tty/serial: Add Spreadtrum sc9836-uart driver support Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 12:16     ` Chunyan Zhang
2014-11-25 20:03     ` Greg KH
2014-11-25 20:03       ` Greg KH
2014-11-27 11:05       ` Lyra Zhang
2014-11-27 11:05         ` Lyra Zhang
2014-11-27 11:05         ` Lyra Zhang
2014-11-26  9:48     ` Tobias Klauser
2014-11-26  9:48       ` Tobias Klauser
2014-11-27 11:39       ` Lyra Zhang
2014-11-27 11:39         ` Lyra Zhang
2014-11-27 11:39         ` Lyra Zhang
2014-11-26 12:33     ` One Thousand Gnomes
2014-11-26 12:33       ` One Thousand Gnomes
2014-11-26 12:33       ` One Thousand Gnomes
2014-11-28 10:13       ` Orson Zhai
2014-11-28 10:13         ` Orson Zhai
2014-11-28 18:21         ` One Thousand Gnomes
2014-11-26 18:29     ` Murali Karicheri
2014-11-26 18:29       ` Murali Karicheri
2014-11-26 18:29       ` Murali Karicheri
2014-11-27 11:59       ` Lyra Zhang
2014-11-27 11:59         ` Lyra Zhang
2014-11-27 11:59         ` Lyra Zhang
2014-11-27 12:57         ` Arnd Bergmann
2014-11-27 12:57           ` Arnd Bergmann
2014-11-27 12:57           ` Arnd Bergmann
2014-11-27 15:23           ` Lyra Zhang
2014-11-27 15:23             ` Lyra Zhang
2014-11-27 15:23             ` Lyra Zhang
2014-11-27 15:34             ` One Thousand Gnomes
2014-11-27 15:34               ` One Thousand Gnomes
2014-11-27 15:34               ` One Thousand Gnomes
2014-11-27 15:36             ` Arnd Bergmann
2014-11-27 15:36               ` Arnd Bergmann
2014-11-27 15:36               ` Arnd Bergmann
2014-12-03  9:17       ` Lyra Zhang
2014-12-03  9:17         ` Lyra Zhang
2014-12-03  9:17         ` Lyra Zhang
2014-12-03  9:50         ` Arnd Bergmann
2014-12-03  9:50           ` Arnd Bergmann
2014-12-03  9:50           ` Arnd Bergmann
2014-12-03 10:11           ` Russell King - ARM Linux
2014-12-03 10:11             ` Russell King - ARM Linux
2014-12-03 10:11             ` Russell King - ARM Linux
2014-12-03 12:08             ` Lyra Zhang
2014-12-03 12:08               ` Lyra Zhang
2014-12-03 12:08               ` Lyra Zhang
2014-12-03 12:15           ` Lyra Zhang
2014-12-03 12:15             ` Lyra Zhang
2014-12-03 12:15             ` Lyra Zhang
2014-11-25 12:57   ` [PATCH v3 0/5] Add Spreadtrum Sharkl64 Platform support Mark Brown
2014-11-25 12:57     ` Mark Brown
2014-11-25 12:59   ` Arnd Bergmann
2014-11-25 12:59     ` Arnd Bergmann
2014-11-27 12:03   ` Mark Rutland
2014-11-27 12:03     ` Mark Rutland
2014-11-27 12:03     ` Mark Rutland

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