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Subject[PATCH v3 1/2] regulator: rt6245: Add the binding document for Richtek RT6245
Date
From: ChiYuan Huang <cy_huang@richtek.com>

Add the binding document for Richtek RT6245.

Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
since v3
- Add Reviewed-by string in patch description.
---
.../regulator/richtek,rt6245-regulator.yaml | 89 ++++++++++++++++++++++
1 file changed, 89 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml

diff --git a/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml b/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml
new file mode 100644
index 00000000..796ceac
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/richtek,rt6245-regulator.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/richtek,rt6245-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Richtek RT6245 High Current Voltage Regulator
+
+maintainers:
+ - ChiYuan Huang <cy_huang@richtek.com>
+
+description: |
+ The RT6245 is a high-performance, synchronous step-down converter
+ that can deliver up to 14A output current with an input supply
+ voltage range of 4.5V to 17V.
+
+allOf:
+ - $ref: regulator.yaml#
+
+properties:
+ compatible:
+ enum:
+ - richtek,rt6245
+
+ reg:
+ maxItems: 1
+
+ enable-gpios:
+ description: |
+ A connection of the chip 'enable' gpio line. If not provided,
+ it will be treat as a default-on power.
+ maxItems: 1
+
+ richtek,oc-level-select:
+ $ref: "/schemas/types.yaml#/definitions/uint8"
+ enum: [0, 1, 2, 3]
+ description: |
+ Over current level selection. Each respective value means the current
+ limit 8A, 14A, 12A, 10A. If this property is missing then keep in
+ in chip default.
+
+ richtek,ot-level-select:
+ $ref: "/schemas/types.yaml#/definitions/uint8"
+ enum: [0, 1, 2]
+ description: |
+ Over temperature level selection. Each respective value means the degree
+ 150'c, 130'c, 170'c. If this property is missing then keep in chip
+ default.
+
+ richtek,pgdly-time-select:
+ $ref: "/schemas/types.yaml#/definitions/uint8"
+ enum: [0, 1, 2, 3]
+ description: |
+ Power good signal delay time selection. Each respective value means the
+ delay time 0us, 10us, 20us, 40us. If this property is missing then keep
+ in chip default.
+
+
+ richtek,switch-freq-select:
+ $ref: "/schemas/types.yaml#/definitions/uint8"
+ enum: [0, 1, 2]
+ description: |
+ Buck switch frequency selection. Each respective value means 400KHz,
+ 800KHz, 1200KHz. If this property is missing then keep in chip default.
+
+required:
+ - compatible
+ - reg
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rt6245@34 {
+ compatible = "richtek,rt6245";
+ status = "okay";
+ reg = <0x34>;
+ enable-gpios = <&gpio26 2 0>;
+
+ regulator-name = "rt6245-regulator";
+ regulator-min-microvolt = <437500>;
+ regulator-max-microvolt = <1387500>;
+ regulator-boot-on;
+ };
+ };
--
2.7.4
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