linux-kernel - Re: [PATCH] pinctrl: remove pxa pinctrl driver

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Date:	Wed, 27 Mar 2013 22:20:30 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Haojian Zhuang <haojian.zhuang@...aro.org>
Cc:	linux-kernel@...r.kernel.org, Patch Tracking <patches@...aro.org>
Subject: Re: [PATCH] pinctrl: remove pxa pinctrl driver

On Thu, Mar 14, 2013 at 2:21 AM, Haojian Zhuang
<haojian.zhuang@...aro.org> wrote:
> On 14 March 2013 03:03, Linus Walleij <linus.walleij@...aro.org> wrote:
>> On Wed, Mar 13, 2013 at 9:23 AM, Haojian Zhuang
>> <haojian.zhuang@...aro.org> wrote:
>>
>>> pinctrl-pxa driver doesn't support well on DT mode. Now pinctrl-single
>>> could support DT mode & pin configuration. Use pinctrl-single driver to
>>> support MMP/PXA silicons instead.
>>>
>>> Signed-off-by: Haojian Zhuang <haojian.zhuang@...aro.org>
>>
>> Is the switch to pinctrl-single already done for these platforms,
>> i.e. the device trees are updated to contain pinctrl-single data?
>>
>> And is ATAG code path removed, so noone needs the old driver?
>>
>> And is the defconfig or Kconfig for PXA/MMP altered to select
>> the single driver instead?
>>
>> Else I cannot merge it...
>>
>> Yours,
>> Linus Walleij
>
> pinctrl-pxa driver is used for PXA/MMP silicons. But the old MFP driver
> also exists and be using. PXA/MMP didn't really switch to pinctrl-pxa
> driver. So it doesn't matter to remove pinctrl-pxa.
>
> In the Kconfig, PXA/MMP already selected to pinctrl-single driver instead.

OK then, patch applied!

Sorry for slowness on getting back on this.

Yours,
Linus Walleij
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