dts: bindings: pcie: Add property alt-pcie-node

jammyaspeed · jammyaspeed · commit 675f45cde34c · 2026-02-06T18:18:09.000+08:00
New property, alt-pcie-node, can move ehci/xhci controllers from node 1 to
node 0

Signed-off-by: Jammy Huang &lt;jammy_huang@aspeedtech.com&gt;
Change-Id: Idd0f22757025b195bb9d734611b84ca662df727f
diff --git a/dts/bindings/pcie/endpoint/aspeed,ast27xx-pcie.yaml b/dts/bindings/pcie/endpoint/aspeed,ast27xx-pcie.yaml
@@ -37,3 +37,10 @@ properties:
     description: |
       Specifies which interrupt mode this device supports.
       If absent, then XHCI will be disabled.
+
+  alt-pcie-node:
+    type: boolean
+    description: |
+      Indicates that the EHCI/XHCI nodes should be relocated to the alternative PCIe controller.
+      In this configuration, the VGA and BMC Device functions on PCIe1 are disabled.
+      This property is valid only for the PCIe1 controller.
