arm64: zynqmp: Fix clock node name in kv260 cards

node name shouldn't use '_' that's why convert it to '-'.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/8f392c7ff13bdf2322798818ddeda06446b6d7b8.1703002605.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
index 6756fdb..adf3511 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
@@ -28,37 +28,37 @@
 		io-channels = <&u14 0>, <&u14 1>, <&u14 2>;
 	};
 
-	si5332_0: si5332_0 { /* u17 */
+	si5332_0: si5332-0 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <125000000>;
 	};
 
-	si5332_1: si5332_1 { /* u17 */
+	si5332_1: si5332-1 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <25000000>;
 	};
 
-	si5332_2: si5332_2 { /* u17 */
+	si5332_2: si5332-2 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <48000000>;
 	};
 
-	si5332_3: si5332_3 { /* u17 */
+	si5332_3: si5332-3 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <24000000>;
 	};
 
-	si5332_4: si5332_4 { /* u17 */
+	si5332_4: si5332-4 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <26000000>;
 	};
 
-	si5332_5: si5332_5 { /* u17 */
+	si5332_5: si5332-5 { /* u17 */
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <27000000>;