linux-kernel - Re: [PATCH v6 4/6] ARM: vf610: enable NAND Flash Controller

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Message-ID: <20150708223156.GA3103@breakpoint.cc>
Date:	Thu, 9 Jul 2015 00:31:56 +0200
From:	Sebastian Andrzej Siewior <sebastian@...akpoint.cc>
To:	Bill Pringlemeir <bpringle@...patico.ca>
Cc:	Shawn Guo <shawnguo@...nel.org>, Stefan Agner <stefan@...er.ch>,
	dwmw2@...radead.org, computersforpeace@...il.com,
	sebastian@...akpoint.cc, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, shawn.guo@...aro.org, kernel@...gutronix.de,
	boris.brezillon@...e-electrons.com, marb@...at.de,
	aaron@...tycactus.com, bpringlemeir@...il.com,
	linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 4/6] ARM: vf610: enable NAND Flash Controller

On Wed, Jul 08, 2015 at 10:32:54AM -0400, Bill Pringlemeir wrote:
> >> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> >> index 3a3d3e9..9358135 100644
> >> --- a/arch/arm/mach-imx/Kconfig
> >> +++ b/arch/arm/mach-imx/Kconfig
> >>>> -589,6 +589,7 @@ config SOC_VF610
> >> 	select PINCTRL_VF610
> >> 	select PL310_ERRATA_769419 if CACHE_L2X0
> >> 	select SMP_ON_UP if SMP
> >> +	select HAVE_NAND_VF610_NFC
> 
> > I'm not sure about the benefit of having this option, except we have
> > to have this additional architecture patch.
> 
> For other SOC, like the PowerPC or ColdFire CPUs with this controller,
> it was a way to mark the controller as populated.  Otherwise, the
> Kconfig entry to select the controller will pop up for everybody.
> 
> Is there a better way to do this?

use
	depends on SOC_VF610
instead.

Sebastian
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