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From:   Okan Sahin <okan.sahin@analog.com>
To:     <okan.sahin@analog.com>
CC:     Rob Herring <robh@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Ibrahim Tilki <Ibrahim.Tilki@analog.com>,
        <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Subject: [PATCH v2 1/2] dt-bindings: regulator: max77857: Add ADI MAX77857/59/MAX77831 Regulator
Date:   Tue, 11 Jul 2023 19:27:47 +0300
Message-ID: <20230711162751.7094-2-okan.sahin@analog.com>
In-Reply-To: <20230711162751.7094-1-okan.sahin@analog.com>
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Add ADI MAX77857/59 and MAX77831 Regulator device tree document.

Signed-off-by: Okan Sahin <okan.sahin@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/regulator/adi,max77857.yaml      | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/regulator/adi,max77857.yaml

diff --git a/Documentation/devicetree/bindings/regulator/adi,max77857.yaml b/Documentation/devicetree/bindings/regulator/adi,max77857.yaml
new file mode 100644
index 000000000000..4b6d0d794ba9
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/adi,max77857.yaml
@@ -0,0 +1,85 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2022 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/adi,max77857.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices MAX77857 Buck-Boost Converter
+
+maintainers:
+  - Ibrahim Tilki <Ibrahim.Tilki@analog.com>
+
+description: Analog Devices MAX77857 Buck-Boost Converter
+
+properties:
+  compatible:
+    enum:
+      - adi,max77831
+      - adi,max77857
+      - adi,max77859
+      - adi,max77859a
+
+  reg:
+    description: I2C address of the device
+    items:
+      - enum: [0x66, 0x67, 0x6E, 0x6F]
+
+  interrupts:
+    maxItems: 1
+
+  adi,switch-frequency-hz:
+    description: Switching frequency of the Buck-Boost converter in Hz.
+    items:
+      - enum: [1200000, 1500000, 1800000, 2100000]
+
+  adi,rtop-ohms:
+    description: Top feedback resistor value in ohms for external feedback.
+    minimum: 150000
+    maximum: 330000
+
+  adi,rbot-ohms:
+    description: Bottom feedback resistor value in ohms for external feedback.
+
+dependencies:
+  adi,rtop-ohms: [ 'adi,rbot-ohms' ]
+  adi,rbot-ohms: [ 'adi,rtop-ohms' ]
+
+required:
+  - compatible
+  - reg
+
+allOf:
+  - $ref: regulator.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - adi,max77831
+
+    then:
+      properties:
+        adi,switch-frequency-hz:
+          items:
+            enum: [1200000, 1500000, 1800000]
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        regulator@66 {
+            reg = <0x66>;
+            compatible = "adi,max77857";
+            interrupt-parent = <&gpio>;
+            interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
+
+            adi,rtop-ohms = <312000>;
+            adi,rbot-ohms = <12000>;
+        };
+    };
-- 
2.30.2