update p9dsu xml.
diff --git a/openpower/configs/p9dsu_defconfig b/openpower/configs/p9dsu_defconfig
index d72fc70..bf75c55 100644
--- a/openpower/configs/p9dsu_defconfig
+++ b/openpower/configs/p9dsu_defconfig
@@ -42,7 +42,7 @@
 BR2_OPENPOWER_POWER9=y
 BR2_HOSTBOOT_CONFIG_FILE="p9dsu.config"
 BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE="p9dsu-xml"
-BR2_OPENPOWER_MACHINE_XML_VERSION="165246b67f20079b115e7e01db1e206e3b07a8cc"
+BR2_OPENPOWER_MACHINE_XML_VERSION="5687edd9bca22293fd2783c7a6bb240f78c7478a"
 BR2_OPENPOWER_MACHINE_XML_FILENAME="p9dsu.xml"
 BR2_OPENPOWER_SYSTEM_XML_FILENAME="P9DSU_hb.system.xml"
 BR2_OPENPOWER_MRW_XML_FILENAME="P9DSU_hb.mrw.xml"