colibri-imx6ull: support building with DM_VIDEO=y

1. This fixes linking issues when building with DM_VIDEO enabled mxsfb
driver.
2. Provide proper defines for both VIDEO=y and DM_VIDEO=y.

Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
index 4084ab7..075d246 100644
--- a/arch/arm/mach-imx/mx6/soc.c
+++ b/arch/arm/mach-imx/mx6/soc.c
@@ -554,7 +554,7 @@
 void reset_misc(void)
 {
 #ifndef CONFIG_SPL_BUILD
-#ifdef CONFIG_VIDEO_MXS
+#if defined(CONFIG_VIDEO_MXS) && !defined(CONFIG_DM_VIDEO)
 	lcdif_power_down();
 #endif
 #endif
diff --git a/include/configs/colibri-imx6ull.h b/include/configs/colibri-imx6ull.h
index 2c43862..05af222 100644
--- a/include/configs/colibri-imx6ull.h
+++ b/include/configs/colibri-imx6ull.h
@@ -170,7 +170,7 @@
 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	SZ_16M
 #define DFU_DEFAULT_POLL_TIMEOUT	300
 
-#ifdef CONFIG_VIDEO
+#if defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
 #define CONFIG_VIDEO_MXS
 #define MXS_LCDIF_BASE MX6UL_LCDIF1_BASE_ADDR
 #define CONFIG_VIDEO_LOGO