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From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] cpuidle / calxeda: remove redundant Kconfig option
Date: Tue, 19 Mar 2013 10:13:51 -0500	[thread overview]
Message-ID: <514880AF.7010404@gmail.com> (raw)
In-Reply-To: <514877B5.6080200@linaro.org>

On 03/19/2013 09:35 AM, Daniel Lezcano wrote:
> On 03/19/2013 01:22 PM, Rob Herring wrote:
>> On 03/12/2013 04:27 AM, Daniel Lezcano wrote:
>>> When the CPU_IDLE and the ARCH_HIGHBANK options are set it is
>>> pointless to define a new option CPU_IDLE_CALXEDA because it
>>> is redundant.
>>>
>>> The Makefile drivers directory contains a condition to compile
>>> the cpuidle drivers:
>>>
>>> obj-$(CONFIG_CPU_IDLE)          += cpuidle/
>>>
>>> Hence, if CPU_IDLE is not set we won't enter this directory.
>>>
>>> This patch removes the useless Kconfig option and replaces the
>>> condition in the Makefile by CONFIG_ARCH_HIGHBANK.
>>
>> If I have multiple platforms including highbank compiled in, but want to
>> disable cpuidle just for highbank, then you can't disable it at compile
>> time.
> 
> Could you elaborate a bit ? Is it today possible to have multiple
> platforms in a single kernel ?

You've heard of single zImage, right? Vexpress, mvebu, highbank, imx,
omap2+, socfpga, vt8500 off the top of my head as of 3.8.

Rob

  reply	other threads:[~2013-03-19 15:13 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-12  9:27 [PATCH 1/2] cpuidle / kirkwood: remove redundant Kconfig option Daniel Lezcano
2013-03-12  9:27 ` [PATCH 2/2] cpuidle / calxeda: " Daniel Lezcano
2013-03-19 11:49   ` Daniel Lezcano
2013-03-19 12:22   ` Rob Herring
2013-03-19 14:35     ` Daniel Lezcano
2013-03-19 15:13       ` Rob Herring [this message]
2013-03-19 22:03         ` Daniel Lezcano
2013-03-12 11:22 ` [PATCH 1/2] cpuidle / kirkwood: " Jason Cooper

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