linux-kernel - [PATCH 1/2] dt-bindings: hwmon: Describe changes to the device tree

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Date:   Mon, 11 Sep 2023 11:37:34 +0300
From:   Daniel Matyas <daniel.matyas@...log.com>
To:     unlisted-recipients:; (no To-header on input)
CC:     Daniel Matyas <daniel.matyas@...log.com>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        <linux-hwmon@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>
Subject: [PATCH 1/2] dt-bindings: hwmon: Describe changes to the device tree

Added new attributes to the device tree:
	- adi,comp-int
	- adi,alrm-pol
	- adi,flt-q

These modify the corresponding bits in the configuration register.

Signed-off-by: Daniel Matyas <daniel.matyas@...log.com>
---
 .../bindings/hwmon/adi,max31827.yaml          | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml
index 2dc8b07b4d3b..b10878c4a05d 100644
--- a/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml
+++ b/Documentation/devicetree/bindings/hwmon/adi,max31827.yaml
@@ -32,10 +32,28 @@ properties:
       Must have values in the interval (1.6V; 3.6V) in order for the device to
       function correctly.
 
+  adi,comp-int:
+    description:
+      A boolean property. If present interrupt mode is used. If not present
+      comparator mode is used (default).
+
+  adi,alrm-pol:
+    description:
+      A boolean propert. If present, alarm is active on high. If not present,
+      alarm is active on low.
+
+  adi,flt-q:
+    description:
+      Select how many consecutive temperature faults must occur before
+      overtemperature or undertemperature faults are indicated in the
+      corresponding status bits.
+            - can be 1, 2, 4 or 8
+
 required:
   - compatible
   - reg
   - vref-supply
+  - adi,flt-q
 
 additionalProperties: false
 
@@ -49,6 +67,9 @@ examples:
             compatible = "adi,max31827";
             reg = <0x42>;
             vref-supply = <&reg_vdd>;
+            adi,comp-int;
+            adi,alrm-pol;
+            adi,flt-q = <1>;
         };
     };
 ...
-- 
2.34.1