video: support DP controller driver

Samsung EXYNOS SoC such Exynos5 has DP controller and embedded DP
panel can be used. This patch supports DP driver based on Samsung
EXYNOS SoC chip.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

drivers/video/exynos/Kconfig

@@ -27,4 +27,11 @@ config EXYNOS_LCD_S6E8AX0
 	  If you have an S6E8AX0 MIPI AMOLED LCD Panel, say Y to enable its
 	  LCD control driver.
 
+config EXYNOS_DP
+	bool "EXYNOS DP driver support"
+	depends on ARCH_EXYNOS
+	default n
+	help
+	  This enables support for DP device.
+
 endif # EXYNOS_VIDEO

drivers/video/exynos/Makefile

@@ -5,3 +5,4 @@
 obj-$(CONFIG_EXYNOS_MIPI_DSI)		+= exynos_mipi_dsi.o exynos_mipi_dsi_common.o \
 				     	exynos_mipi_dsi_lowlevel.o
 obj-$(CONFIG_EXYNOS_LCD_S6E8AX0)	+= s6e8ax0.o
+obj-$(CONFIG_EXYNOS_DP)			+= exynos_dp_core.o exynos_dp_reg.o