ARM: dts: imx6*-hummingboard2: remove LDB node

It's disabled by default and the data mapping is supposed to be
retrieved from the attached panel driver in mainline.
Signed-off-by: NLucas Stach <dev@lynxeye.de>
Signed-off-by: NRussell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-hummingboard2.dtsi

@@ -466,15 +466,6 @@
 	};
 };
 
-&ldb {
-	status = "disabled";
-
-	lvds-channel@0 {
-		fsl,data-mapping = "spwg";
-		fsl,data-width = <18>;
-	};
-};
-
 &pcie {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hummingboard2_pcie_reset>;