video: Add support for Armada XP LCD controller

This patch adds basic support for the LCD controller of the Marvell
Armada XP SoC.

An AXP based custom board port will be added later, to use this
driver to display a splash screen via the bmp command later.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
[agust: rebased]
Signed-off-by: Anatolij Gustschin <agust@denx.de>
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 912e397..4e706b7 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -293,6 +293,13 @@
 	option takes a string in the format understood by 'name_to_gpio'
 	function, e.g. PH1 for pin 1 of port H.
 
+config VIDEO_MVEBU
+	bool "Armada XP LCD controller"
+	default n
+	---help---
+	Support for the LCD controller integrated in the Marvell
+	Armada XP SoC.
+
 config DISPLAY
 	bool "Enable Display support"
 	depends on DM