[media] media: platform: add VPFE capture driver support for AM437X

This patch adds Video Processing Front End (VPFE) driver for
AM437X family of devices
Driver supports the following:
- V4L2 API using MMAP buffer access based on videobuf2 api
- Asynchronous sensor/decoder sub device registration
- DT support

Signed-off-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Darren Etheridge <detheridge@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
[hans.verkuil@cisco.com: swapped two lines to fix vpfe_release() & add pinctrl include]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index dc2d912..4318f34 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8745,6 +8745,15 @@
 F:	drivers/media/platform/davinci/
 F:	include/media/davinci/
 
+TI AM437X VPFE DRIVER
+M:	Lad, Prabhakar <prabhakar.csengg@gmail.com>
+L:	linux-media@vger.kernel.org
+W:	http://linuxtv.org/
+Q:	http://patchwork.linuxtv.org/project/linux-media/list/
+T:	git git://linuxtv.org/mhadli/v4l-dvb-davinci_devices.git
+S:	Maintained
+F:	drivers/media/platform/am437x/
+
 SIS 190 ETHERNET DRIVER
 M:	Francois Romieu <romieu@fr.zoreil.com>
 L:	netdev@vger.kernel.org