[PATCH 4/7] dt-bindings: fsi: fsi2spi: Document new restricted property

[Eddie James]

Add documentation for the "fsi2spi,restricted" property which indicates
a controller shouldn't sequence loops and therefore has a smaller
transfer size.

Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx>
Acked-by: Joel Stanley <joel@xxxxxxxxx>
Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
---
 Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml b/Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml
index b26d4b4be743..0d2fb071fd00 100644
--- a/Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml
+++ b/Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml
@@ -24,6 +24,16 @@ properties:
     items:
       - description: FSI slave address
 
+patternProperties:
+  "^spi(@.*|-[0-9a-f])*$":
+    type: object
+
+    properties:
+      fsi2spi,restricted:
+        description: indicates the controller should not use looping in the
+          sequencer and therefore has a smaller maximum transfer size
+        type: boolean
+
 required:
   - compatible
   - reg
-- 
2.26.2