ARM: at91/dt: enable lcd support for at91sam9x5 SoCs

Use the at91sam9x5 display module dtsi in the relevant board dts.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

arch/arm/boot/dts/at91sam9g15ek.dts

@@ -8,9 +8,34 @@
  */
 /dts-v1/;
 #include "at91sam9g15.dtsi"
+#include "at91sam9x5dm.dtsi"
 #include "at91sam9x5ek.dtsi"
 
 / {
 	model = "Atmel AT91SAM9G15-EK";
 	compatible = "atmel,at91sam9g15ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+
+	ahb {
+		apb {
+			hlcdc: hlcdc@f8038000 {
+				status = "okay";
+			};
+		};
+	};
+
+	backlight: backlight {
+		status = "okay";
+	};
+
+	bl_reg: backlight_regulator {
+		status = "okay";
+	};
+
+	panel: panel {
+		status = "okay";
+	};
+
+	panel_reg: panel_regulator {
+		status = "okay";
+	};
 };