linux-kernel - [PATCH 3/3] dt-bindings: hwmon: Add bindings for max31732

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Message-ID: <20221214134939.12491-3-Sinan.Divarci@analog.com>
Date:   Wed, 14 Dec 2022 16:49:39 +0300
From:   Sinan Divarci <Sinan.Divarci@...log.com>
To:     <jdelvare@...e.com>, <linux@...ck-us.net>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>
CC:     <linux-hwmon@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Sinan Divarci <Sinan.Divarci@...log.com>
Subject: [PATCH 3/3] dt-bindings: hwmon: Add bindings for max31732

Adding bindings for max31732 quad remote temperature sensor

Signed-off-by: Sinan Divarci <Sinan.Divarci@...log.com>
---
 .../bindings/hwmon/adi,max31732.yaml          | 83 +++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/adi,max31732.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/adi,max31732.yaml b/Documentation/devicetree/bindings/hwmon/adi,max31732.yaml
new file mode 100644
index 000000000..c701cda95
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/adi,max31732.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2022 Analog Devices Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/adi,max31732.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices MAX31732 Temperature Sensor Device Driver
+
+maintainers:
+  - Sinan Divarci <Sinan.Divarci@...log.com>
+
+description: Bindings for the Analog Devices MAX31732 Temperature Sensor Device.
+
+properties:
+  compatible:
+    enum:
+      - adi,max31732
+
+  reg:
+    description: I2C address of the Temperature Sensor Device.
+    maxItems: 1
+
+  interrupts:
+    minItems: 1
+    maxItems: 2
+
+  interrupt-names:
+    description: Name of the interrupt pin of max31732 used for IRQ.
+    minItems: 1
+    items:
+      - enum: [ALARM1, ALARM2]
+      - enum: [ALARM1, ALARM2]
+
+  adi,alarm1-interrupt-mode:
+    description: |
+      Enables the ALARM1 output to function in interrupt mode.
+      Default ALARM1 output function is comparator mode.
+    type: boolean
+
+  adi,alarm2-interrupt-mode:
+    description: |
+      Enables the ALARM2 output to function in interrupt mode.
+      Default ALARM2 output function is comparator mode.
+    type: boolean
+
+  adi,alarm1-fault-queue:
+    description: The number of consecutive faults required to assert ALARM1.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [1, 2, 4, 6]
+    default: 1
+
+  adi,alarm2-fault-queue:
+    description: The number of consecutive faults required to assert ALARM2.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [1, 2, 4, 6]
+    default: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/gpio/gpio.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        sensor@1c {
+            compatible = "adi,max31732";
+            reg = <0x1c>;
+            interrupt-parent = <&gpio>;
+            interrupts = <17 IRQ_TYPE_EDGE_BOTH>, <27 IRQ_TYPE_EDGE_BOTH>;
+            interrupt-names = "ALARM1", "ALARM2";
+            adi,alarm1-fault-queue = <4>;
+            adi,alarm2-fault-queue = <2>;
+            adi,alarm2-interrupt-mode;
+      };
+    };
-- 
2.25.1