arm64: dts: ti: k3-j784s4-evm: Add TPS62873 node

Add Tulip TPS62873 nodes for J784S4 EVM. These are step-down regulators
that supply VDD_CPU_AVS and VDD_CORE_0V8 to the SoC.
Signed-off-by: Neha Malcom Francis <n-francis@ti.com>
Link: https://lore.kernel.org/r/20240528040159.3919652-4-n-francis@ti.comSigned-off-by: Vignesh Raghavendra <vigneshr@ti.com>

arch/arm64/boot/dts/ti/k3-j784s4-evm.dts

@@ -691,6 +691,27 @@ ldoa4: ldo4 {
 			};
 		};
 	};
+
+	tps62873a: regulator@40 {
+		compatible = "ti,tps62873";
+		reg = <0x40>;
+		bootph-pre-ram;
+		regulator-name = "VDD_CPU_AVS";
+		regulator-min-microvolt = <750000>;
+		regulator-max-microvolt = <1330000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	tps62873b: regulator@43 {
+		compatible = "ti,tps62873";
+		reg = <0x43>;
+		regulator-name = "VDD_CORE_0V8";
+		regulator-min-microvolt = <760000>;
+		regulator-max-microvolt = <840000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &mcu_uart0 {