Add device-tree bindings for Analog Devices TMC5240 stepper controllers. Signed-off-by: David Jander <david@xxxxxxxxxxx> --- .../bindings/motion/adi,tmc5240.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/motion/adi,tmc5240.yaml diff --git a/Documentation/devicetree/bindings/motion/adi,tmc5240.yaml b/Documentation/devicetree/bindings/motion/adi,tmc5240.yaml new file mode 100644 index 000000000000..3364f9dfccb1 --- /dev/null +++ b/Documentation/devicetree/bindings/motion/adi,tmc5240.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/motion/adi,tmc5240.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices TMC5240 Stepper Motor controller + +maintainers: + - David Jander <david@protonic> + +description: | + Stepper motor controller with motion engine and SPI interface. + +properties: + compatible: + enum: + - adi,tmc5240 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + enable-supply: + description: Optional external enable supply to control SLEEPn pin. Can + be shared between several controllers. + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + - $ref: /schemas/motion/common.yaml# + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + motor@0 { + compatible = "adi,tmc5240"; + reg = <0>; + interrupts-extended = <&gpiok 7 0>; + clocks = <&clock_tmc5240>; + enable-supply = <&stpsleepn>; + spi-max-frequency = <1000000>; + }; + }; + -- 2.47.2
