Squashed 'import-layers/yocto-poky/' changes from dc8508f6099..67491b0c104

Yocto 2.2.2 (Morty)

Change-Id: Id9a452e28940d9f166957de243d9cb1d8818704e
git-subtree-dir: import-layers/yocto-poky
git-subtree-split: 67491b0c104101bb9f366d697edd23c895be4302
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/import-layers/yocto-poky/meta/conf/machine/qemumips64.conf b/import-layers/yocto-poky/meta/conf/machine/qemumips64.conf
index 9529f4c..3f91cbe 100644
--- a/import-layers/yocto-poky/meta/conf/machine/qemumips64.conf
+++ b/import-layers/yocto-poky/meta/conf/machine/qemumips64.conf
@@ -9,6 +9,6 @@
 KERNEL_IMAGETYPE = "vmlinux"
 KERNEL_ALT_IMAGETYPE = "vmlinux.bin"
 
-SERIAL_CONSOLES = "115200;ttyS0 115200;ttyS1"
+SERIAL_CONSOLES ?= "115200;ttyS0 115200;ttyS1"
 
 MACHINE_EXTRA_RRECOMMENDS = " kernel-modules"