ARM: dts: Add support for 2712 axi performance monitors

Also give a unique compatible string to 2711 to allow for
driver differences.

Author: popcornmix

arch/arm/boot/dts/broadcom/bcm2711-rpi-ds.dtsi

@@ -505,6 +505,10 @@ i2c_vc: &i2c0 {};
 	pinctrl-names = "default";
 };
 
+&axiperf {
+	compatible = "brcm,bcm2711-axiperf";
+};
+
 /delete-node/ &v3d;
 
 / {

arch/arm/boot/dts/broadcom/bcm2712-rpi.dtsi

@@ -66,6 +66,7 @@
 / {
 	__overrides__ {
 		arm_freq;
+		axiperf = <&axiperf>,"status";
 	};
 };
 

arch/arm/boot/dts/broadcom/bcm2712.dtsi

@@ -112,6 +112,14 @@
 			status = "disabled";
 		};
 
+		axiperf: axiperf {
+			compatible = "brcm,bcm2712-axiperf";
+			reg = <0x7c012800 0x100>,
+				<0x7e000000 0x100>;
+			firmware = <&firmware>;
+			status = "disabled";
+		};
+
 		mailbox: mailbox@7c013880 {
 			compatible = "brcm,bcm2835-mbox";
 			reg = <0x7c013880 0x40>;