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From:   Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz>
To:     Jean Delvare <jdelvare@suse.com>,
        Guenter Roeck <linux@roeck-us.net>
Cc:     linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org,
        Mathew McBride <matt@traverse.com.au>,
        Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz>
Subject: [PATCH 2/2] dt-bindings: hwmon: add EMC181x
Date:   Tue,  8 Aug 2023 13:31:57 +1200
Message-ID: <20230808013157.80913-2-mark.tomlinson@alliedtelesis.co.nz>
In-Reply-To: <20230808013157.80913-1-mark.tomlinson@alliedtelesis.co.nz>
References: <20230808013157.80913-1-mark.tomlinson@alliedtelesis.co.nz>
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The EMC181x range are I2C temperature sensors with a varying number of
sensors in each device. Each has one internal sensor, and one to four
external sensor diodes.

The default range is from 0=C2=B0C to +127=C2=B0C, but can be extended to=
 -64=C2=B0C to
+191=C2=B0C.

Signed-off-by: Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz>
---
 .../bindings/hwmon/microchip,emc181x.yaml     | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/microchip,emc=
181x.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/microchip,emc181x.ya=
ml b/Documentation/devicetree/bindings/hwmon/microchip,emc181x.yaml
new file mode 100644
index 000000000000..5967f98ad7ba
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/microchip,emc181x.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+
+$id: http://devicetree.org/schemas/hwmon/microchip,emc181x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip EMC1812/EMC1813/EMC1814/EMC1815/EMC1833 temperature sen=
sors
+
+maintainers:
+  - Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz>
+
+properties:
+  compatible:
+    enum:
+      - microchip,emc1812
+      - microchip,emc1813
+      - microchip,emc1814
+      - microchip,emc1815
+      - microchip,emc1833
+
+  reg:
+    maxItems: 1
+
+  emc181x,extended-range:
+    description: Allow for reading of extended temperature range (-64-19=
2C)
+
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells =3D <1>;
+        #size-cells =3D <0>;
+
+        temperature-sensor@7c {
+            compatible =3D "microchip,emc1812";
+            reg =3D <0x7c>;
+        };
+    };
--=20
2.41.0