sunxi: Add clock support for DE2/HDMI/TCON on newer SoCs

This is needed for HDMI, which will be added later.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index c4fba84..7350e25 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -58,6 +58,7 @@
 
 config MACH_SUNXI_H3_H5
 	bool
+	select SUNXI_DE2
 	select SUNXI_GEN_SUN6I
 	select SUPPORT_SPL
 
@@ -153,6 +154,7 @@
 config MACH_SUN50I
 	bool "sun50i (Allwinner A64)"
 	select ARM64
+	select SUNXI_DE2
 	select SUNXI_GEN_SUN6I
 	select SUNXI_HIGH_SRAM
 	select SUPPORT_SPL
@@ -689,6 +691,10 @@
 config VIDEO_LCD_IF_LVDS
 	bool
 
+config SUNXI_DE2
+	bool
+	default n
+
 
 choice
 	prompt "LCD panel support"