Thread (51 messages) 51 messages, 6 authors, 2025-09-11

Re: [PATCH v1 10/14] regulator: dt-bindings: Convert Dialog Semiconductor DA9211 Regulators to YAML

From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2025-08-21 06:53:09
Also in: dri-devel, linux-arm-kernel, linux-clk, linux-devicetree, linux-gpio, linux-input, linux-media, linux-mediatek, linux-sound, lkml

On Wed, Aug 20, 2025 at 02:12:58PM -0300, Ariel D'Alessandro wrote:
Convert the existing text-based DT bindings for Dialog Semiconductor DA9211
Voltage Regulators family to a YAML schema. Examples are simplified, as
these are all equal.
Also not wrapped... fix your editor to recognize how commits are
written.
Signed-off-by: Ariel D'Alessandro <redacted>
---
...
+---
+$id: http://devicetree.org/schemas/regulator/dlg,da9211.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: |
Drop |
+  Dialog Semiconductor DA9211/DA9212/DA9213/DA9223/DA9214/DA9224/DA9215/DA9225
+  Voltage Regulator
+
+maintainers:
+  - Ariel D'Alessandro [off-list ref]
+
+properties:
+  compatible:
+    enum:
+      - "dlg,da9211"
+      - "dlg,da9212"
+      - "dlg,da9213"
+      - "dlg,da9223"
+      - "dlg,da9214"
+      - "dlg,da9224"
+      - "dlg,da9215"
+      - "dlg,da9225"
No quotes. I don't think this was ever tested.

Also, keep it properly ordered

+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  regulators:
+    type: object
+    additionalProperties: false
+    description: |
Drop |
+      List of regulators provided by the device
+
+    patternProperties:
+      "^BUCK([A-B])$":
[AB]
+        type: object
+        $ref: regulator.yaml#
+        description: |
+          Properties for a single BUCK regulator
+
+        properties:
+          regulator-initial-mode:
+            items:
+              enum: [ 1, 2, 3 ]
+            description: Defined in include/dt-bindings/regulator/dlg,da9211-regulator.h
+
+          regulator-allowed-modes:
+            items:
+              enum: [ 1, 2, 3 ]
+            description: Defined in include/dt-bindings/regulator/dlg,da9211-regulator.h
+
+          enable-gpios:
+            maxItems: 1
+            description: Specify a valid GPIO for platform control of the regulator
Drop description, obvious.
+
+        unevaluatedProperties: false
For nested blocks this goes after $ref: regulator.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - regulators
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/regulator/dlg,da9211-regulator.h>
+
+    i2c1 {
i2c
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        da9212: da9212@68 {
Node names should be generic. See also an explanation and list of
examples (not exhaustive) in DT specification:
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation


Best regards,
Krzysztof
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