arm: dts: k3-am654: Update power-domains property for each node

Update the power-domain-cells to 2 and add the permissions
to each node. Mark the following nodes accessed by r5 as shared:
- DDR node
- main uart 0

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/dts/k3-am65-mcu.dtsi b/arch/arm/dts/k3-am65-mcu.dtsi
index 1fd0277..c9bfd9b 100644
--- a/arch/arm/dts/k3-am65-mcu.dtsi
+++ b/arch/arm/dts/k3-am65-mcu.dtsi
@@ -24,6 +24,6 @@
 		#size-cells = <0>;
 		clock-names = "fck";
 		clocks = <&k3_clks 114 1>;
-		power-domains = <&k3_pds 114>;
+		power-domains = <&k3_pds 114 TI_SCI_PD_EXCLUSIVE>;
 	};
 };