video: atmel: Drop pre-DM parts of video driver

This relies on the old LCD implementation which is to be removed. Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 64e086c..b537b36 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -430,7 +430,7 @@
 
 config ATMEL_LCD
 	bool "Atmel LCD panel support"
-	depends on LCD && ARCH_AT91
+	depends on DM_VIDEO && ARCH_AT91
 
 config ATMEL_LCD_BGR555
 	bool "Display in BGR555 mode"
@@ -585,6 +585,7 @@
 
 config ATMEL_HLCD
 	bool "Enable ATMEL video support using HLCDC"
+	depends on DM_VIDEO
 	help
 	   HLCDC supports video output to an attached LCD panel.