arm64: zynqmp: Remove clock-names from pcap node

Clock is not used in driver and also not described in binding.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/0a0fa0ba197fa4051a2c8a24e1451cefadce7517.1688992653.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi
index a21dca8..1ae8ea2 100644
--- a/arch/arm/dts/zynqmp-clk-ccf.dtsi
+++ b/arch/arm/dts/zynqmp-clk-ccf.dtsi
@@ -289,10 +289,6 @@
 	clocks = <&zynqmp_clk AMS_REF>;
 };
 
-&zynqmp_pcap {
-	clocks = <&zynqmp_clk PCAP>;
-};
-
 &zynqmp_dpdma {
 	clocks = <&zynqmp_clk DPDMA_REF>;
 	assigned-clocks = <&zynqmp_clk DPDMA_REF>; /* apll */
diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi
index 6228149..1632be8 100644
--- a/arch/arm/dts/zynqmp.dtsi
+++ b/arch/arm/dts/zynqmp.dtsi
@@ -193,7 +193,6 @@
 
 			zynqmp_pcap: pcap {
 				compatible = "xlnx,zynqmp-pcap-fpga";
-				clock-names = "ref_clk";
 			};
 
 			xlnx_aes: zynqmp-aes {