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Date: Fri, 10 Jan 2014 16:58:47 +0000 From: Catalin Marinas <catalin.marinas@....com> To: Rob Herring <robherring2@...il.com> Cc: "msalter@...hat.com" <msalter@...hat.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Russell King <linux@....linux.org.uk>, Arnd Bergmann <arnd@...db.de>, Will Deacon <Will.Deacon@....com>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org> Subject: Re: [PATCH v3 4/6] arm: add early_ioremap support On Fri, Jan 10, 2014 at 04:11:03PM +0000, Rob Herring wrote: > On Thu, Jan 9, 2014 at 9:50 PM, Mark Salter <msalter@...hat.com> wrote: > > This patch uses the generic early_ioremap code to implement > > early_ioremap for ARM. The ARM-specific bits come mostly from > > an earlier patch from Leif Lindholm <leif.lindholm@...aro.org> > > here: > > > > https://lkml.org/lkml/2013/10/3/279 > > I think this will be useful to implement an arm64 style earlycon for > arm as the current DEBUG_LL doesn't really work with multi-platform > kernels. I started on this and quickly realized I needed the fixmap > support. It would be even better if you can make it more generic (drivers/tty/serial/) and keep DEBUG_LL as a specialised case for arch/arm (when !multi-platform). -- Catalin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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