diff --git a/openpower/configs/hostboot/p9dsu.config b/openpower/configs/hostboot/p9dsu.config
new file mode 100644
index 0000000..52ff4c9
--- /dev/null
+++ b/openpower/configs/hostboot/p9dsu.config
@@ -0,0 +1,68 @@
+# The Serial Flash Controller is the AST2400 BMC.
+set   SFC_IS_AST2500
+unset SFC_IS_AST2400
+unset BMC_DOES_SFC_INIT
+unset SFC_IS_IBM_DPSS
+set   ALLOW_MICRON_PNOR
+set   ALLOW_MACRONIX_PNOR
+
+# VPD options.
+set MVPD_READ_FROM_HW
+set MVPD_WRITE_TO_HW
+set MVPD_READ_FROM_PNOR
+set MVPD_WRITE_TO_PNOR
+set DJVPD_READ_FROM_HW
+unset DJVPD_WRITE_TO_HW
+set DJVPD_READ_FROM_PNOR
+set DJVPD_WRITE_TO_PNOR
+unset MEMVPD_READ_FROM_HW
+unset MEMVPD_WRITE_TO_HW
+set MEMVPD_READ_FROM_PNOR
+set MEMVPD_WRITE_TO_PNOR
+unset PVPD_READ_FROM_HW
+unset PVPD_WRITE_TO_HW
+set PVPD_READ_FROM_PNOR
+set PVPD_WRITE_TO_PNOR
+unset CDIMM_FORMAT_FOR_CVPD
+
+# gpio config
+set GPIODD
+unset PALMETTO_VDDR
+
+# Enable SBE updates
+unset SBE_UPDATE_INDEPENDENT
+unset SBE_UPDATE_SEQUENTIAL
+set SBE_UPDATE_SIMULTANEOUS
+unset NO_SBE_UPDATES
+
+unset PCIE_HOTPLUG_CONTROLLER
+
+# turn on console output
+set CONSOLE
+set BMC_AST2500
+
+set DISABLE_HOSTBOOT_RUNTIME
+
+# Compile in hostboot runtime PRD
+set HBRT_PRD
+unset HTMGT
+unset START_OCC_DURING_BOOT
+
+#PNOR flags
+unset PNOR_TWO_SIDE_SUPPORT
+
+set BMC_BT_LPC_IPMI
+
+# Disable Checktop Analysis
+unset ENABLE_CHECKSTOP_ANALYSIS
+unset IPLTIME_CHECKSTOP_ANALYSIS
+
+# Hostboot will not detect hardware changes
+unset HOST_HCDB_SUPPORT
+
+# set for trace debug to console
+set CONSOLE_OUTPUT_TRACE
+
+unset CONFIG_SECUREBOOT
+unset CONFIG_TPMDD
+unset CONFIG_TPM_NUVOTON