video: add dp_enabled variable in vidinfo structure

To support display port in exynos fb driver, added dp_enabled variable
in vidinfo structure that set in board file.

Signed-off-by: Donghwa Lee <dh09.lee@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

include/lcd.h

@@ -240,6 +240,7 @@ typedef struct vidinfo {
 	unsigned int reset_delay;
 	unsigned int interface_mode;
 	unsigned int mipi_enabled;
+	unsigned int dp_enabled;
 	unsigned int cs_setup;
 	unsigned int wr_setup;
 	unsigned int wr_act;