linux-kernel - Re: [PATCH 1/7] mfd: max8925: Move _IO resources out of ioport

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Date:	Mon, 10 Sep 2012 23:11:37 +0800
From:	Haojian Zhuang <haojian.zhuang@...il.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	linux-kernel@...r.kernel.org,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Russell King <rmk@....linux.org.uk>
Subject: Re: [PATCH 1/7] mfd: max8925: Move _IO resources out of ioport_ioresource

On Wed, Aug 8, 2012 at 11:20 PM, Haojian Zhuang
<haojian.zhuang@...il.com> wrote:
> On Wed, Aug 8, 2012 at 3:46 AM, Arnd Bergmann <arnd@...db.de> wrote:
>> On Tuesday 07 August 2012, Mark Brown wrote:
>>> The removal of mach/io.h from most ARM platforms also set the range of
>>> valid IO ports to be empty for most platforms when previously any 32
>>> bit integer had been valid. This makes it impossible to add IO resources
>>> as the added range is smaller than that of the root resource for IO ports.
>>>
>>> Since we're not really using IO memory at all fix this by defining our
>>> own root resource outside the normal tree and make that the parent of
>>> all IO resources. This also ensures we won't conflict with read IO ports
>>> if we ever run on a platform which happens to use them.
>>>
>>> Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
>>> Cc: stable@...r.kernel.org (v3.4+)
>>
>> (whole series)
>>
>> Acked-by: Arnd Bergmann <arnd@...db.de>
>>
> Acked-by: Haojian Zhuang <haojian.zhuang@...il.com>
> Tested-by: Haojian Zhuang <haojian.zhuang@...il.com>
>
> And I also attached my 3 patches for 88pm860x since the old self-defined
> IORESOURCE_IO should be changed to register offset (IORESOURCE_REG).
> Otherwise, it still fails in my platform.
>
> Regards
> Haojian

Hi Samuel,

Is it OK to merge Mark's patch and my patch into your MFD tree for v3.7?

You can also find those patches in git://github.com/hzhuang1/linux.git
mfd_pmic branch

Best Regards
Haojian
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