arm64: zynqmp: Reflect emmc controller ID in model in DT

Make sense to add controller ID to model name to have it visible through
the logs to know which controller is used by which configuration.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/dts/zynqmp-mini-emmc0.dts b/arch/arm/dts/zynqmp-mini-emmc0.dts
index 24dd1ab..13d0813 100644
--- a/arch/arm/dts/zynqmp-mini-emmc0.dts
+++ b/arch/arm/dts/zynqmp-mini-emmc0.dts
@@ -10,7 +10,7 @@
 /dts-v1/;
 
 / {
-	model = "ZynqMP MINI EMMC";
+	model = "ZynqMP MINI EMMC0";
 	compatible = "xlnx,zynqmp";
 	#address-cells = <2>;
 	#size-cells = <2>;