Initial Witherspoon layer

Witherspoon is an IBM branded OpenPOWER system aimed at the HPC
market.

It should be noted that this doesn't boot cleanly with the current
4.6 branch.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-witherspoon/recipes-bsp/u-boot/u-boot_%.bbappend b/meta-witherspoon/recipes-bsp/u-boot/u-boot_%.bbappend
new file mode 100644
index 0000000..9db981f
--- /dev/null
+++ b/meta-witherspoon/recipes-bsp/u-boot/u-boot_%.bbappend
@@ -0,0 +1,2 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+SRC_URI += "file://0001-Witherspoon-OpenBMC-configuration.patch"