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powerpc/powernv: Add PIO accessors for Power8 LPC bus
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 15 Jul 2013 03:03:11 +0000 (13:03 +1000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 14 Aug 2013 04:58:08 +0000 (14:58 +1000)
This uses the hooks provided by CONFIG_PPC_INDIRECT_PIO to
implement a set of hooks for IO port access to use the LPC
bus via OPAL calls for the first 64K of IO space

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

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