Enable BD71837 and OV5645 drivers.
Add gstreamer and v4l-utils.

Change-Id: I02fdb43a632ee780f6cc33afc2466aa572252351
diff --git a/defconfig b/defconfig
index 679e03a..73215a0 100644
--- a/defconfig
+++ b/defconfig
@@ -22,3 +22,7 @@
 CONFIG_SND_SOC_RT5645=y
 CONFIG_SND_SOC_RT5631=y
 CONFIG_SND_SOC_RL6231=y
+CONFIG_MFD_BD71837=y
+CONFIG_REGULATOR_BD71837=y
+CONFIG_MXC_CAMERA_OV5645_MIPI_V2=y
+
diff --git a/preamble.mk b/preamble.mk
index 9c34165..eada7ba 100644
--- a/preamble.mk
+++ b/preamble.mk
@@ -28,6 +28,8 @@
 	firmware-atheros \
 	gettext-base \
 	gnupg \
+	gstreamer1.0-plugins-good \
+	gstreamer1.0-tools \
 	hdparm \
 	ifupdown \
 	init \
@@ -70,6 +72,7 @@
 	tasksel \
 	telnet \
 	traceroute \
+	v4l-utils \
 	vim \
 	wamerican \
 	wget \