From: Jeremy Kerr <jk@ozlabs.org>
Date: Wed, 11 Feb 2015 04:55:44 +0000 (+0800)
Subject: powerpc/boot: don't clobber r6 and r7 in epapr boot
X-Git-Tag: omap-for-v4.1/fixes-rc1~126^2~103
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7f664cf9e422105644818b180349e3b10a370de7;p=pandora-kernel.git

powerpc/boot: don't clobber r6 and r7 in epapr boot

We use r6 and r7 for epapr boot, but the current pre-C init will clobber
both of these.

This change does a simple replacement, of r6 -> r12 and r7 -> r13, so
that we hit platform init with these registers intact.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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