linux-kernel - Re: [PATCH 4/8] tty/serial: add generic serial earlycon

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Date:	Thu, 17 Apr 2014 21:16:44 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Rob Herring <robherring2@...il.com>
Cc:	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Russell King <linux@....linux.org.uk>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"x86@...nel.org" <x86@...nel.org>,
	Will Deacon <Will.Deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
	Jiri Slaby <jslaby@...e.cz>
Subject: Re: [PATCH 4/8] tty/serial: add generic serial earlycon

> At some point it was believed to be needed on the 8250 driver. Perhaps
> Alan can comment since the commit message tells us nothing:

Don't remember sorry - I guess at the time someone had ioremap on their
plaform acting as cached. It was a long time ago 8)
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