arm64: zynqmp: Sync node name address with reg (mailbox)

Address in node name should match with the first reg property in DT.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/47bea10bbc3c88727c1fe839ff20e15a0c79c339.1688992653.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi
index 59b5291..b9cfd56 100644
--- a/arch/arm/dts/zynqmp.dtsi
+++ b/arch/arm/dts/zynqmp.dtsi
@@ -121,7 +121,7 @@
 		#size-cells = <2>;
 		ranges;
 
-		ipi_mailbox_pmu1: mailbox@ff990400 {
+		ipi_mailbox_pmu1: mailbox@ff9905c0 {
 			bootph-all;
 			reg = <0x0 0xff9905c0 0x0 0x20>,
 			      <0x0 0xff9905e0 0x0 0x20>,