New Witherspoon MRW XML

* Added cooling zone information to the fans.
* Gave the TMP275 a hwmon name so it will start
  being recognized by phosphor-hwmon.

Change-Id: I54da1677973b52de1594c6011e4a302fb56558fd
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/meta-witherspoon/conf/machine/witherspoon.conf b/meta-witherspoon/conf/machine/witherspoon.conf
index 7a181e6..9685e60 100644
--- a/meta-witherspoon/conf/machine/witherspoon.conf
+++ b/meta-witherspoon/conf/machine/witherspoon.conf
@@ -13,4 +13,4 @@
 require conf/machine/include/p9.inc
 
 PHOSPHOR_MRW_URI = "git://github.com/open-power/witherspoon-xml"
-PHOSPHOR_MRW_REV = "8b0fd4410c247b03fa0f8e049dd1e7c6c6a4cf1f"
+PHOSPHOR_MRW_REV = "3a7d05c38c449d9bcd73544a941c0b41121e8e94"