examples:
   - |
-   #include <dt-bindings/interrupt-controller/arm-gic.h>
-
-   bus {
-      #address-cells = <1>;
-      #size-cells = <1>;
-           pcie0: pcie@18012000 {
-              compatible = "brcm,iproc-pcie";
-              reg = <0x18012000 0x1000>;
-
-              #interrupt-cells = <1>;
-              interrupt-map-mask = <0 0 0 0>;
-              interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
-
-              linux,pci-domain = <0>;
-
-              bus-range = <0x00 0xff>;
-
-              #address-cells = <3>;
-              #size-cells = <2>;
-              device_type = "pci";
-              ranges = <0x81000000 0 0     0x28000000 0 0x00010000>,
-                   <0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
-
-              phys = <&phy 0 5>;
-              phy-names = "pcie-phy";
-
-              brcm,pcie-ob;
-              brcm,pcie-ob-axi-offset = <0x00000000>;
-
-              msi-parent = <&msi0>;
-
-              /* iProc event queue based MSI */
-              msi0: msi {
-                 compatible = "brcm,iproc-msi";
-                 msi-controller;
-                 interrupt-parent = <&gic>;
-                 interrupts = <GIC_SPI 96 IRQ_TYPE_NONE>,
-                         <GIC_SPI 97 IRQ_TYPE_NONE>,
-                         <GIC_SPI 98 IRQ_TYPE_NONE>,
-                         <GIC_SPI 99 IRQ_TYPE_NONE>;
-              };
-           };
-
-           pcie1: pcie@18013000 {
-              compatible = "brcm,iproc-pcie";
-              reg = <0x18013000 0x1000>;
-
-              #interrupt-cells = <1>;
-              interrupt-map-mask = <0 0 0 0>;
-              interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
-
-              linux,pci-domain = <1>;
-
-              bus-range = <0x00 0xff>;
-
-              #address-cells = <3>;
-              #size-cells = <2>;
-              device_type = "pci";
-              ranges = <0x81000000 0 0     0x48000000 0 0x00010000>,
-                   <0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
-
-              phys = <&phy 1 6>;
-              phy-names = "pcie-phy";
-           };
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    pcie@18012000 {
+        compatible = "brcm,iproc-pcie";
+        reg = <0x18012000 0x1000>;
+
+        #interrupt-cells = <1>;
+        interrupt-map-mask = <0 0 0 0>;
+        interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
+
+        linux,pci-domain = <0>;
+
+        bus-range = <0x00 0xff>;
+
+        #address-cells = <3>;
+        #size-cells = <2>;
+        device_type = "pci";
+        ranges = <0x81000000 0          0 0x28000000 0 0x00010000>,
+                 <0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
+
+        phys = <&phy 0 5>;
+        phy-names = "pcie-phy";
+
+        brcm,pcie-ob;
+        brcm,pcie-ob-axi-offset = <0x00000000>;
+
+        msi-parent = <&msi0>;
+
+        /* iProc event queue based MSI */
+        msi0: msi {
+            compatible = "brcm,iproc-msi";
+            msi-controller;
+            interrupt-parent = <&gic>;
+            interrupts = <GIC_SPI 96 IRQ_TYPE_NONE>,
+                    <GIC_SPI 97 IRQ_TYPE_NONE>,
+                    <GIC_SPI 98 IRQ_TYPE_NONE>,
+                    <GIC_SPI 99 IRQ_TYPE_NONE>;
+        };
+    };
+  - |
+    pcie@18013000 {
+        compatible = "brcm,iproc-pcie";
+        reg = <0x18013000 0x1000>;
+
+        #interrupt-cells = <1>;
+        interrupt-map-mask = <0 0 0 0>;
+        interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
+
+        linux,pci-domain = <1>;
+
+        bus-range = <0x00 0xff>;
+
+        #address-cells = <3>;
+        #size-cells = <2>;
+        device_type = "pci";
+        ranges = <0x81000000 0          0 0x48000000 0 0x00010000>,
+                 <0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
+
+        phys = <&phy 1 6>;
+        phy-names = "pcie-phy";
     };