ARM: dts: imx6dl: remove 'lcdif' node

According to the "i.MX 6Solo/6DualLite Applications Processor
Reference Manual" Rev. 3, 09/2017 there is no LCDIF unit on the
i.MX6DL.
Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6dl.dtsi

@@ -80,11 +80,6 @@ epdc: epdc@20f4000 {
 				reg = <0x020f4000 0x4000>;
 				interrupts = <0 97 IRQ_TYPE_LEVEL_HIGH>;
 			};
-
-			lcdif: lcdif@20f8000 {
-				reg = <0x020f8000 0x4000>;
-				interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>;
-			};
 		};
 
 		aips2: aips-bus@2100000 {