From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
snps,dwc-ssi-1.01a has a single user - the Canaan k210, which uses a
width of 4 for spi-{r,t}x-bus-width. Update the binding to reflect
this.
Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
---
.../bindings/spi/snps,dw-apb-ssi.yaml | 48 ++++++++++++++-----
1 file changed, 35 insertions(+), 13 deletions(-)
diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
index e25d44c218f2..f2b9e3f062cd 100644
--- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
+++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
@@ -135,19 +135,41 @@ properties:
of the designware controller, and the upper limit is also subject to
controller configuration.
-patternProperties:
- "^.*@[0-9a-f]+$":
- type: object
- properties:
- reg:
- minimum: 0
- maximum: 3
-
- spi-rx-bus-width:
- const: 1
-
- spi-tx-bus-width:
- const: 1
+if:
+ properties:
+ compatible:
+ contains:
+ const: snps,dwc-ssi-1.01a
+
+then:
+ patternProperties:
+ "^.*@[0-9a-f]+$":
+ type: object
+ properties:
+ reg:
+ minimum: 0
+ maximum: 3
+
+ spi-rx-bus-width:
+ const: 4
+
+ spi-tx-bus-width:
+ const: 4
+
+else:
+ patternProperties:
+ "^.*@[0-9a-f]+$":
+ type: object
+ properties:
+ reg:
+ minimum: 0
+ maximum: 3
+
+ spi-rx-bus-width:
+ const: 1
+
+ spi-tx-bus-width:
+ const: 1
unevaluatedProperties: false
--
2.36.1
