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-rw-r--r--Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml36
1 files changed, 32 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml b/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
index 74a817cc7d94..62a568bdbfa0 100644
--- a/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
@@ -13,16 +13,18 @@ description:
maintainers:
- Conor Dooley <conor.dooley@microchip.com>
-allOf:
- - $ref: spi-controller.yaml#
-
properties:
compatible:
oneOf:
- items:
- - const: microchip,mpfs-qspi
+ - enum:
+ - microchip,mpfs-qspi
+ - microchip,pic64gx-qspi
- const: microchip,coreqspi-rtl-v2
- const: microchip,coreqspi-rtl-v2 # FPGA QSPI
+ - items:
+ - const: microchip,pic64gx-spi
+ - const: microchip,mpfs-spi
- const: microchip,mpfs-spi
reg:
@@ -43,6 +45,32 @@ required:
- interrupts
- clocks
+allOf:
+ - $ref: spi-controller.yaml#
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: microchip,mpfs-spi
+ then:
+ properties:
+ num-cs:
+ default: 1
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: microchip,mpfs-spi
+ not:
+ required:
+ - cs-gpios
+ then:
+ properties:
+ num-cs:
+ maximum: 1
+
unevaluatedProperties: false
examples: