Add p8dtu platform

This contains the p8dtu platform from SuperMicro.
It has previously lived out of tree.

Like other POWER8 platforms, several Hostboot patches are required.
Since Hostboot does not have the ability to have per-platform code,
this comes in as patches.

Signed-off-by: Jim Yuan <jim.yuan@supermicro.com>
[stewart: cleanup and longer commit message]
Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
diff --git a/openpower/patches/p8dtu-patches/hostboot-p8/0002-Support-130W-Turismo-Parts.patch b/openpower/patches/p8dtu-patches/hostboot-p8/0002-Support-130W-Turismo-Parts.patch
new file mode 100644
index 0000000..9b3c4b0
--- /dev/null
+++ b/openpower/patches/p8dtu-patches/hostboot-p8/0002-Support-130W-Turismo-Parts.patch
@@ -0,0 +1,40 @@
+From 3040a458385e82d7d9edf7b926fcdba641d0a048 Mon Sep 17 00:00:00 2001
+From: Jim Yuan <jim.yuan@supermicro.com>
+Date: Tue, 18 Oct 2016 16:12:21 -0700
+Subject: [PATCH 02/14] Support 130W Turismo Parts.
+
+Signed-off-by: Jim Yuan <jim.yuan@supermicro.com>
+---
+ src/usr/targeting/common/xmltohb/attribute_types.xml | 2 +-
+ src/usr/targeting/common/xmltohb/target_types.xml    | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/usr/targeting/common/xmltohb/attribute_types.xml b/src/usr/targeting/common/xmltohb/attribute_types.xml
+index d7fc183a4..0f0e2f6a7 100644
+--- a/src/usr/targeting/common/xmltohb/attribute_types.xml
++++ b/src/usr/targeting/common/xmltohb/attribute_types.xml
+@@ -15890,7 +15890,7 @@ firmware notes: Platforms should initialize this attribute to AUTO (0)</descript
+     <simpleType>
+         <enumeration>
+             <id>MRW_NEST_CAPABLE_FREQUENCIES_SYS</id>
+-            <default>UNSUPPORTED_FREQ</default>
++            <default>2000_MHZ_OR_2400_MHZ</default>
+         </enumeration>
+     </simpleType>
+     <persistency>non-volatile</persistency>
+diff --git a/src/usr/targeting/common/xmltohb/target_types.xml b/src/usr/targeting/common/xmltohb/target_types.xml
+index b28607ca2..a150ce64d 100644
+--- a/src/usr/targeting/common/xmltohb/target_types.xml
++++ b/src/usr/targeting/common/xmltohb/target_types.xml
+@@ -681,7 +681,7 @@
+     </attribute>
+     <attribute>
+         <id>DEFAULT_PROC_MODULE_NEST_FREQ_MHZ</id>
+-        <default>2400</default>
++        <default>2000</default>
+     </attribute>
+ </targetType>
+ 
+-- 
+2.16.2.windows.1
+