new file mode 100644
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/arm,pl022-peripheral-props.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Peripheral-specific properties for Arm PL022 SPI controller
+
+maintainers:
+ - Linus Walleij <linus.walleij@linaro.org>
+
+select: false
+
+properties:
+ pl022,interface:
+ description: SPI interface type
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum:
+ - 0 # SPI
+ - 1 # Texas Instruments Synchronous Serial Frame Format
+ - 2 # Microwire (Half Duplex)
+
+ pl022,com-mode:
+ description: Specifies the transfer mode
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum:
+ - 0 # interrupt mode
+ - 1 # polling mode
+ - 2 # DMA mode
+ default: 1
+
+ pl022,rx-level-trig:
+ description: Rx FIFO watermark level
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 4
+
+ pl022,tx-level-trig:
+ description: Tx FIFO watermark level
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 4
+
+ pl022,ctrl-len:
+ description: Microwire interface - Control length
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0x03
+ maximum: 0x1f
+
+ pl022,wait-state:
+ description: Microwire interface - Wait state
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+
+ pl022,duplex:
+ description: Microwire interface - Full/Half duplex
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+
+additionalProperties: true
+...
@@ -115,6 +115,7 @@ properties:
# The controller specific properties go here.
allOf:
+ - $ref: arm,pl022-peripheral-props.yaml#
- $ref: cdns,qspi-nor-peripheral-props.yaml#
- $ref: samsung,spi-peripheral-props.yaml#
- $ref: nvidia,tegra210-quad-peripheral-props.yaml#
@@ -74,57 +74,6 @@ properties:
resets:
maxItems: 1
-patternProperties:
- "^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-f]+$":
- type: object
- # SPI slave nodes must be children of the SPI master node and can
- # contain the following properties.
- properties:
- pl022,interface:
- description: SPI interface type
- $ref: /schemas/types.yaml#/definitions/uint32
- enum:
- - 0 # SPI
- - 1 # Texas Instruments Synchronous Serial Frame Format
- - 2 # Microwire (Half Duplex)
-
- pl022,com-mode:
- description: Specifies the transfer mode
- $ref: /schemas/types.yaml#/definitions/uint32
- enum:
- - 0 # interrupt mode
- - 1 # polling mode
- - 2 # DMA mode
- default: 1
-
- pl022,rx-level-trig:
- description: Rx FIFO watermark level
- $ref: /schemas/types.yaml#/definitions/uint32
- minimum: 0
- maximum: 4
-
- pl022,tx-level-trig:
- description: Tx FIFO watermark level
- $ref: /schemas/types.yaml#/definitions/uint32
- minimum: 0
- maximum: 4
-
- pl022,ctrl-len:
- description: Microwire interface - Control length
- $ref: /schemas/types.yaml#/definitions/uint32
- minimum: 0x03
- maximum: 0x1f
-
- pl022,wait-state:
- description: Microwire interface - Wait state
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [0, 1]
-
- pl022,duplex:
- description: Microwire interface - Full/Half duplex
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [0, 1]
-
required:
- compatible
- reg
In order to validate SPI peripherals, SPI controller-specific child node properties need to be in a separate schema, spi-peripheral-props.yaml, which SPI peripheral schemas reference. Move the arm,pl022 child properties to their own schema file and add a $ref in spi-peripheral-props.yaml. Signed-off-by: Rob Herring <robh@kernel.org> --- .../spi/arm,pl022-peripheral-props.yaml | 61 +++++++++++++++++++ .../bindings/spi/spi-peripheral-props.yaml | 1 + .../devicetree/bindings/spi/spi-pl022.yaml | 51 ---------------- 3 files changed, 62 insertions(+), 51 deletions(-) create mode 100644 Documentation/devicetree/bindings/spi/arm,pl022-peripheral-props.yaml