From 7f43e71e8c538356efd5b33a183e6d9ace4739a5 Mon Sep 17 00:00:00 2001
From: Joel Stanley <joel@jms.id.au>
Date: Fri, 30 Jan 2015 17:13:08 +1030
Subject: [PATCH] powerpc/powernv: Add OPAL soft-poweroff routine

Register a notifier for a OPAL message indicating that the machine
should prepare itself for a graceful power off.

OPAL will tell us if the power off is a reboot or shutdown, but for now
we perform the same orderly_poweroff action.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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