lantiq: dts: mark PCI bridges as such

Use the device_type property to mark PCI host bridges as such. With
linux 5.10 it is mandatory, otherwise the PCI IO space is flages as PCI
memory and the PCI init fails.

Signed-off-by: Mathias Kresin <[email protected]>

target/linux/lantiq/files/arch/mips/boot/dts/lantiq/ar9.dtsi

@@ -412,6 +412,8 @@
 			interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 			interrupt-map = <0x7000 0 0 1 &icu0 30 1>;
 			req-mask = <0x1>;
+
+			device_type = "pci";
 		};
 	};
 

target/linux/lantiq/files/arch/mips/boot/dts/lantiq/danube.dtsi

@@ -325,6 +325,8 @@
 			interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 			interrupt-map = <0x7000 0 0 1 &icu0 30 1>; /* slot 14, irq 30 */
 			req-mask = <0x1>; /* GNT1 */
+
+			device_type = "pci";
 		};
 	};
 

target/linux/lantiq/files/arch/mips/boot/dts/lantiq/vr9.dtsi

@@ -520,6 +520,8 @@
 			interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 			interrupt-map = <0x7000 0 0 1 &icu0 30 1>; /* slot 14, irq 30 */
 			req-mask = <0x1>; /* GNT1 */
+
+			device_type = "pci";
 		};
 	};