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-ibm/meta-witherspoon/recipes-kernel/linux/linux-obmc/witherspoon.cfg b/meta-ibm/meta-witherspoon/recipes-kernel/linux/linux-obmc/witherspoon.cfg
new file mode 100644
index 0000000..99efe89
--- /dev/null
+++ b/meta-ibm/meta-witherspoon/recipes-kernel/linux/linux-obmc/witherspoon.cfg
@@ -0,0 +1,2 @@
+CONFIG_HWMON=y
+CONFIG_SENSORS_TMP421=y