linux-kernel - Re: [PATCH] arch/arm/mach-mvebu/Kconfig: remove obsolete selects

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Message-ID: <20150428165428.GF12732@n2100.arm.linux.org.uk>
Date:	Tue, 28 Apr 2015 17:54:28 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
Cc:	Valentin Rothberg <valentinrothberg@...il.com>,
	Paul Bolle <pebolle@...cali.nl>, jason@...edaemon.net,
	andrew@...n.ch, sebastian.hesselbarth@...il.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arch/arm/mach-mvebu/Kconfig: remove obsolete selects

On Tue, Apr 28, 2015 at 06:41:41PM +0200, Gregory CLEMENT wrote:
> Hi Valentin,
> 
> On 28/04/2015 18:02, Valentin Rothberg wrote:
> > ARM_ERRATA_753970 is not defined in Kconfig, so that both selects turn
> > out to be nops.  Hence, we can safely remove them.
> 
> It was already pointed by Paul Bolle a few months ago:
> http://thread.gmane.org/gmane.linux.kernel/1868817
> 
> and I thought it was applied.
> 
> He pointed that the original intent was to select
> PL310_ERRATA_753970. Initially I was not sure if we needed it. In the
> meantime I didn't get any answer from the hardware designers but this
> errata affects the r3p0 version and according to the Cache ID register
> the PL310 used on these two SoCs were the r3p3.

It's probably something I need to look at when I'm in a more relaxed
state, and when I have more time to deal with the dreaded email
backlog...

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