linux-kernel - Re: [RFC v1 5/5] ARM: mvebu: add board init for Armada 1500

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Message-Id: <201308190944.26177.arnd@arndb.de>
Date:	Mon, 19 Aug 2013 09:44:25 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Jason Cooper <jason@...edaemon.net>,
	Russell King <linux@....linux.org.uk>,
	Andrew Lunn <andrew@...n.ch>,
	Gregory Clement <gregory.clement@...e-electrons.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC v1 5/5] ARM: mvebu: add board init for Armada 1500

On Monday 19 August 2013, Sebastian Hesselbarth wrote:
> > Note that we should really change the common code to do both the of_clk_init()
> > and the l2x0_of_init() automatically, but that needs to be done with some care,
> > in order to not break any of the existing platforms. Would you be able to do
> > one of the two? We can then get the next person that wants to add a platform
> > to do the last one ;-)
> 
> Scary but that reduces armada-1500.c to MACH descriptor and DT
> compatible only ;) I don't expect any weird hacks required for
> it anyway.

You will need the .smp_ops pointer once you add SMP support. Other than that,
if your machine descriptor only has the pointer to the compatible strings,
you can actually build without a machine descriptor (as we do on arm64).
The string is used only in /proc/cpuinfo then.

	Arnd
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