Add mihawk platform to meta-ibm

The contents of this up-stream include the following items
1.Basic function
2.Led settings
3.GPIO monitor (id button and power supply)
4.Linux dts patch.

Change-Id: Id0d4fd06ed9a9d4abde6c2a68b0a709fde343f60
Signed-off-by: Ben Pai <Ben_Pai@wistron.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-witherspoon/recipes-phosphor/console/obmc-console/mihawk/obmc-console.conf b/meta-witherspoon/recipes-phosphor/console/obmc-console/mihawk/obmc-console.conf
new file mode 100755
index 0000000..a5ba3f3
--- /dev/null
+++ b/meta-witherspoon/recipes-phosphor/console/obmc-console/mihawk/obmc-console.conf
@@ -0,0 +1,4 @@
+lpc-address = 0x3f8
+sirq = 4
+local-tty = ttyS0
+local-tty-baud = 115200