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Message-Id: <1621183560-6668-1-git-send-email-u0084500@gmail.com>
Date: Mon, 17 May 2021 00:45:59 +0800
From: cy_huang <u0084500@...il.com>
To: lgirdwood@...il.com, broonie@...nel.org, robh+dt@...nel.org
Cc: linux-kernel@...r.kernel.org, cy_huang@...htek.com,
devicetree@...r.kernel.org
Subject: [PATCH v2 1/2] regulator: rt6160: Add DT binding document for Richtek RT6160
From: ChiYuan Huang <cy_huang@...htek.com>
Add DT binding document for Richtek RT6160 voltage regulator.
Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
---
since v2
- Move buckboost node from patternProperties to Properties.
---
.../regulator/richtek,rt6160-regulator.yaml | 67 ++++++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/richtek,rt6160-regulator.yaml
diff --git a/Documentation/devicetree/bindings/regulator/richtek,rt6160-regulator.yaml b/Documentation/devicetree/bindings/regulator/richtek,rt6160-regulator.yaml
new file mode 100644
index 00000000..4ce1f7c
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/richtek,rt6160-regulator.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/richtek,rt6160-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Richtek RT6160 BuckBoost converter
+
+maintainers:
+ - ChiYuan Huang <cy_huang@...htek.com>
+
+description: |
+ The RT6160 is a high-efficiency buck-boost converter that can provide
+ up to 3A output current from 2025mV to 5200mV. And it support the wide
+ input voltage range from 2200mV to 5500mV.
+
+ Datasheet is available at
+ https://www.richtek.com/assets/product_file/RT6160A/DS6160A-00.pdf
+
+properties:
+ compatible:
+ enum:
+ - richtek,rt6160
+
+ reg:
+ maxItems: 1
+
+ enable-gpios:
+ description: A connection of the 'enable' gpio line.
+ maxItems: 1
+
+ richtek,vsel_active_low:
+ description: |
+ Used to indicate the 'vsel' pin active level. if not specified, use
+ high active level as the default.
+ type: boolean
+
+ buckboost:
+ description: BuckBoost converter regulator description.
+ type: object
+ $ref: regulator.yaml#
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rt6160@75 {
+ compatible = "richtek,rt6160";
+ reg = <0x75>;
+ enable-gpios = <&gpio26 2 0>;
+
+ buckboost {
+ regulator-name = "rt6160-buckboost";
+ regulator-min-microvolt = <2025000>;
+ regulator-max-microvolt = <5200000>;
+ regulator-allowed-modes = <0 1>;
+ };
+ };
+ };
--
2.7.4
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