Include USB FTDI drivers into the default Mendel imx kernel.

This driver allows for Zigbee adapters to function, per request
from the Cloud team. However, a USB to Serial interface can be
used for many other use cases.

Change-Id: I9ab3a27b74be8cb298868b011b5e3750e0702bde
diff --git a/debian/changelog b/debian/changelog
index f1220b0..14da3f4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+linux-imx (12-2) mendel-eagle; urgency=medium
+
+  * defconfig: Include USB FTDI driver
+
+ -- Coral <coral-support@google.com>  Fri, 29 Jan 2021 08:39:52 -0600
+
 linux-imx (12-1) mendel-eagle; urgency=medium
 
   * apex: Add power control for Apex
diff --git a/debian/defconfig b/debian/defconfig
index 1d5965e..81605af 100644
--- a/debian/defconfig
+++ b/debian/defconfig
@@ -56,6 +56,9 @@
 CONFIG_USB_SERIAL_CP210X=y
 CONFIG_MXC_GPU_VIV=n
 
+CONFIG_USB_SERIAL_FTDI_SIO=y
+CONFIG_USB_FTDI_ELAN=y
+
 CONFIG_HWMON=y
 CONFIG_SENSORS_GPIO_FAN=y
 CONFIG_PMBUS=y