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Subject[PATCH v6 1/3] dt-bindings: regulator: Add DT binding for cros-ec-regulator
Date
Add DT binding documentation for cros-ec-regulator, a voltage regulator
controlled by ChromeOS EC.

Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
---
Changes from v5:
* No change

Changes from v4:
* Change compatible name from regulator-cros-ec to cros-ec-regulator.

Changes from v3:
* Fix dt bindings file name.
* Add full example.

Changes from v2:
* No change

Changes from v1:
* Change compatible string to google,regulator-cros-ec.
* Use reg property in device tree.
* Change license for dt binding according to checkpatch.pl.
---
.../regulator/google,cros-ec-regulator.yaml | 51 +++++++++++++++++++
1 file changed, 51 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/google,cros-ec-regulator.yaml

diff --git a/Documentation/devicetree/bindings/regulator/google,cros-ec-regulator.yaml b/Documentation/devicetree/bindings/regulator/google,cros-ec-regulator.yaml
new file mode 100644
index 000000000000..c9453d7ce227
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/google,cros-ec-regulator.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/google,cros-ec-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ChromeOS EC controlled voltage regulators
+
+maintainers:
+ - Pi-Hsun Shih <pihsun@chromium.org>
+
+description:
+ Any property defined as part of the core regulator binding, defined in
+ regulator.yaml, can also be used.
+
+allOf:
+ - $ref: "regulator.yaml#"
+
+properties:
+ compatible:
+ const: google,cros-ec-regulator
+
+ reg:
+ maxItems: 1
+ description: Identifier for the voltage regulator to ChromeOS EC.
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ spi0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cros_ec: ec@0 {
+ compatible = "google,cros-ec-spi";
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ regulator@0 {
+ compatible = "google,cros-ec-regulator";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ reg = <0>;
+ };
+ };
+ };
+...
--
2.27.0.290.gba653c62da-goog
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