As new i.MX machines are added and product lines are increasing,
having an override for imx machines in general will help clarify
recipes, images, and packagegroups and keep the list of imx 
supported machines a little shorter.

Signed-off-by: Ann Thornton <ra43240@freescale.com>
---
 conf/machine/include/imx-base.inc |    3 +++
 conf/machine/include/mxs-base.inc |    3 +++
 2 files changed, 6 insertions(+)

diff --git a/conf/machine/include/imx-base.inc b/conf/machine/include/imx-base.inc
index 51625eb..32c06c6 100644
--- a/conf/machine/include/imx-base.inc
+++ b/conf/machine/include/imx-base.inc
@@ -117,3 +117,6 @@ SERIAL_CONSOLE = "115200 ttymxc0"
 KERNEL_IMAGETYPE = "zImage"
 
 MACHINE_FEATURES = "apm usbgadget usbhost vfat alsa touchscreen"
+
+# Add the ability to specify _imx machines
+MACHINEOVERRIDES =. "imx:"
diff --git a/conf/machine/include/mxs-base.inc b/conf/machine/include/mxs-base.inc
index a6c34e1..b981155 100644
--- a/conf/machine/include/mxs-base.inc
+++ b/conf/machine/include/mxs-base.inc
@@ -32,3 +32,6 @@ MACHINE_EXTRA_RRECOMMENDS = "kernel-modules"
 SERIAL_CONSOLE = "115200 ttyAMA0"
 
 KERNEL_IMAGETYPE = "zImage"
+
+# Add the ability to specify _imx machines
+MACHINEOVERRIDES =. "imx:"