[PATCH v2 1/3] dt-bindings: spi: add reference file to YAML

[William Qiu <william.qiu@xxxxxxxxxxxxxxxx>]

Add primecell.yaml as a refereence file to YAML.

Signed-off-by: William Qiu <william.qiu@xxxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/spi/spi-pl022.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/spi/spi-pl022.yaml b/Documentation/devicetree/bindings/spi/spi-pl022.yaml
index 91e540a92faf..5e5a704a766e 100644
--- a/Documentation/devicetree/bindings/spi/spi-pl022.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-pl022.yaml
@@ -11,6 +11,7 @@ maintainers:
 
 allOf:
   - $ref: spi-controller.yaml#
+  - $ref: /schemas/arm/primecell.yaml#
 
 # We need a select here so we don't match all nodes with 'arm,primecell'
 select:
-- 
2.34.1