armv7: ls1021a: enable esdhc

This patch is to enable eSDHC for ls1021a.

Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/dts/ls1021a.dtsi b/arch/arm/dts/ls1021a.dtsi
index 5b3fc6a..59c97d5 100644
--- a/arch/arm/dts/ls1021a.dtsi
+++ b/arch/arm/dts/ls1021a.dtsi
@@ -96,7 +96,6 @@
 			sdhci,auto-cmd12;
 			big-endian;
 			bus-width = <4>;
-			status = "disabled";
 		};
 
 		scfg: scfg@1570000 {