video: mmp: add tpo hvga panel supported

Add tpo hvga panel support in marvell display framework.  This panel
driver implements modes query and power on/off.

This panel driver gets panel config/ plat power on/off/ connected path
name from machine-info and registered as a spi device.  This panel
driver uses mmp_disp supplied register_panel function to register panel
to path as machine-info defined.

Signed-off-by: Lisa Du <cldu@marvell.com>
Signed-off-by: Zhou Zhu <zzhu3@marvell.com>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Guoqing Li <ligq@marvell.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/mmp/Makefile b/drivers/video/mmp/Makefile
index 6999a09..a014cb3 100644
--- a/drivers/video/mmp/Makefile
+++ b/drivers/video/mmp/Makefile
@@ -1 +1 @@
-obj-y += core.o hw/ fb/
+obj-y += core.o hw/ panel/ fb/