powerpc: Don't try OPAL takeover on old 970 blades
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 28 Sep 2011 20:51:46 +0000 (20:51 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Thu, 29 Sep 2011 07:04:59 +0000 (17:04 +1000)
The firmware on old 970 blades supports some kind of takeover called
"TNK takeover" which will crash if we try to probe for OPAL takeover,
so don't do it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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