ARM64: zynqmp: Added broken-tuning property to SD, eMMC nodes

This patch adds broken-tuning property to SD and
eMMC nodes.

Signed-off-by: P L Sai Krishna <lakshmis@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynqmp.dtsi

@@ -434,6 +434,7 @@
 			interrupts = <0 48 4>;
 			reg = <0x0 0xff160000 0x1000>;
 			clock-names = "clk_xin", "clk_ahb";
+			broken-tuning;
 		};
 
 		sdhci1: sdhci@ff170000 {
@@ -443,6 +444,7 @@
 			interrupts = <0 49 4>;
 			reg = <0x0 0xff170000 0x1000>;
 			clock-names = "clk_xin", "clk_ahb";
+			broken-tuning;
 		};
 
 		smmu: smmu@fd800000 {