[RFC,6/7] dt-bindings: motion: Add adi,tmc5240 bindings

Commit Message

David Jander Feb. 27, 2025, 4:28 p.m. UTC

Add device-tree bindings for Analog Devices TMC5240 stepper controllers.

Signed-off-by: David Jander <[e-mail]>
---
 .../bindings/motion/adi,tmc5240.yaml          | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/motion/adi,tmc5240.yaml

Patch

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>;
+        };
+    };
+