Message-ID: <4FC47D49.50204@zytor.com>
Date: Tue, 29 May 2012 00:39:53 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Alessandro Rubini <rubini@gnudd.com>
CC: linux-kernel@vger.kernel.org, giancarlo.asnaghi@st.com,
        alan@linux.intel.com, tglx@linutronix.de, mingo@redhat.com,
        sameo@linux.intel.com, x86@kernel.org, Len Brown <lenb@kernel.org>
Subject: Re: [PATCH] x86/platform: sta2x11: add platform code
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On 05/29/2012 12:34 AM, Alessandro Rubini wrote:
> 
> So, it seems I must go device-tree for the chipset-like mounting. And
> what about plug in boards? I may arrange a firmware-loader mechanism
> as an alternative, so the vendor of each board can provide the the
> platform data for all the sub devices. Actually, if firmware loader is
> acceptable, I'd try it first, to avoid changing the boot procedure;
> maybe I can save myself from the device tree.
> 

If you're going to use a binary blob for the loader, use either ACPI 5
SSDT or device tree format.  This is *not* something where (re)invention
is encouraged.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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