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powerpc/powernv: Add support for p5ioc2 PCI-X and PCIe
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 19 Sep 2011 17:45:05 +0000 (17:45 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 20 Sep 2011 06:10:04 +0000 (16:10 +1000)
This adds support for PCI-X and PCIe on the p5ioc2 IO hub using
OPAL. This includes allocating & setting up TCE tables and config
space access routines.

This also supports fallbacks via RTAS when OPAL is absent, using
legacy TCE format pre-allocated via the device-tree (BML style)

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

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