rainier: software manager mtd names

The rainier filesystem is in a bit of flux right now. Just do the basics
for now.

Change-Id: I885ffcb96caaa5f6afccd20c864e73b41facde58
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-witherspoon/recipes-phosphor/flash/phosphor-software-manager_%.bbappend b/meta-witherspoon/recipes-phosphor/flash/phosphor-software-manager_%.bbappend
index 61a99fd..61297c1 100644
--- a/meta-witherspoon/recipes-phosphor/flash/phosphor-software-manager_%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/flash/phosphor-software-manager_%.bbappend
@@ -1,12 +1,16 @@
 BMC_RW_MTD_ibm-ac-server = "bmc"
+BMC_RW_MTD_rainier = "bmc"
 BMC_RW_MTD_mihawk = "bmc"
 BMC_RO_MTD_ibm-ac-server = "alt-bmc+bmc"
+BMC_RO_MTD_rainier = "bmc"
 BMC_RO_MTD_mihawk = "alt-bmc+bmc"
 BMC_KERNEL_MTD_ibm-ac-server = "bmc"
+BMC_KERNEL_MTD_rainier = "bmc"
 BMC_KERNEL_MTD_mihawk = "bmc"
 
 # Enable signature verification
 PACKAGECONFIG_append_ibm-ac-server = " verify_signature"
+PACKAGECONFIG_append_rainier = " verify_signature"
 PACKAGECONFIG_append_mihawk = " verify_signature"
 
 # Enable sync of persistent files to the alternate BMC chip