From c1c8a92f7017519f343fa87a32e544c217d9d287 Mon Sep 17 00:00:00 2001
From: Li Zhong <zhong@linux.vnet.ibm.com>
Date: Tue, 12 Aug 2014 17:17:04 +0800
Subject: [PATCH] powerpc: use machine_subsys_initcall() for
 opal_hmi_handler_init()

As opal_message_init() uses machine_early_initcall(powernv, ), and
opal_hmi_handler_init() depends on that early initcall, so it also needs
use machine_* to check the machine_id.

Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>
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