[PATCH 1/8] dt-bindings: mfd: ti,j721e-system-controller.yaml: Document "pcie-ctrl"

[Kishon Vijay Abraham I]

Add binding documentation for "pcie-ctrl" which should be a subnode of
the system controller.

Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
 .../devicetree/bindings/mfd/ti,j721e-system-controller.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
index 19fcf59fd2fe..fd985794e419 100644
--- a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
+++ b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml
@@ -50,6 +50,12 @@ patternProperties:
       specified in
       Documentation/devicetree/bindings/mux/reg-mux.txt
 
+  "^pcie-ctrl@[0-9a-f]+$":
+    type: object
+    description: |
+      This is the PCIe controller configuration required to configre PCIe
+      mode, lane width and speed.
+
 required:
   - compatible
   - reg
-- 
2.17.1