linux-kernel - Re: [PATCH] ARM: exynos: Select PINCTRL

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Date:	Thu, 9 May 2013 11:11:10 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	Tomasz Figa <t.figa@...sung.com>
Cc:	Olof Johansson <olof@...om.net>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Thomas Abraham <thomas.abraham@...aro.org>,
	Simon Glass <sjg@...omium.org>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Russell King <linux@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: exynos: Select PINCTRL_EXYNOS for exynos5

Tomasz / Olof,

On Thu, May 9, 2013 at 2:45 AM, Tomasz Figa <t.figa@...sung.com> wrote:
>> Nothing stops you from doing that on your own. I tend to push back
>> onto the maintainers to get them engaged in their own housekeeping,
>> but anyone is free to :)

I will probably leave this to the maintainers at this point...  ;)

>> Yeah, it should -- this is just in transition since 5440 was first out
>> of the gate with pinctrl.
>
> AFAIK, Exynos5440 contains a completely different pin controller block, which
> is not compatible with pinctrl-samsung driver, so I don't see any point of
> moving it under PINCTRL_EXYNOS, which is currently used for Exynos 4210, 4x12
> and 5250, but will be also extended with driver data for S5PV210 as well.
>
> I'd say that CPU_EXYNOS4210, SOC_EXYNOS4212, SOC_EXYNOS4412 and SOC_EXYNOS5250
> should select PINCTRL_EXYNOS and SOC_EXYNOS5440 should be left as is,
> selecting PINCTRL_EXYNOS5440.

OK, sounds reasonable.  I didn't dig into all of the details of the
5440 pin control driver and don't have a user manual in front of me.
I will do as you say.

New patch coming shortly.

-Doug
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