dt-bindings: soc: ti: ti,j721e-system-controller: Add PCIe ctrl property

Add a pattern property for pcie-ctrl which can be part of this controller.

Signed-off-by: Andrew Davis <afd@ti.com>
[j-choudhary@ti.com: Change description and add example]
Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com>
Reviewed-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250402113201.151195-2-j-choudhary@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>

diff --git a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
index 378e9cc5fac2a1d41a28acca1d42a9361c053417..13b6b6fa5dee7f95195d9abd34da65cb4ed55e20 100644 (file)
--- a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
+++ b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
@@ -68,6 +68,11 @@ patternProperties:
     description:
       The node corresponding to SoC chip identification.
 
+  "^pcie-ctrl@[0-9a-f]+$":
+    type: object
+    description:
+      The node corresponding to PCIe control register.
+
 required:
   - compatible
   - reg
@@ -110,5 +115,10 @@ examples:
             compatible = "ti,am654-chipid";
             reg = <0x14 0x4>;
         };
+
+        pcie0_ctrl: pcie-ctrl@4070 {
+            compatible = "ti,j784s4-pcie-ctrl", "syscon";
+            reg = <0x4070 0x4>;
+        };
     };
 ...