linux-kernel - Re: [RFC PATCHv4 1/6] arm: TI-Nspire platform code

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Date:	Mon, 27 May 2013 08:56:19 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Daniel Tang <dt.tangr@...il.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	"linux@....linux.org.uk ARM Linux" <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...aro.org>,
	"fabian@...ter-vogt.de Vogt" <fabian@...ter-vogt.de>,
	Lionel Debroux <lionel_debroux@...oo.fr>,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCHv4 1/6] arm: TI-Nspire platform code

On Monday 27 May 2013, Daniel Tang wrote:
> 
> On 27/05/2013, at 6:46 AM, Arnd Bergmann <arnd@...db.de> wrote:
> > 
> > 
> >> +    {
> >> +            .virtual        =  NSPIRE_PWR_VIRT_BASE,
> >> +            .pfn            = __phys_to_pfn(NSPIRE_PWR_PHYS_BASE),
> >> +            .length         = SZ_4K,
> >> +            .type           = MT_DEVICE
> >> +    }
> >> +};
> > 
> > And I think this one can be replaced with a call to of_iomap:
> 
> Does of_iomap work that early in the boot process?

Not from map_io, but soon after. What is the fist place you
really need it?

	Arnd
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