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Date: Tue, 8 Aug 2023 13:31:57 +1200
From: Mark Tomlinson <mark.tomlinson@...iedtelesis.co.nz>
To: Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>
Cc: linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org,
Mathew McBride <matt@...verse.com.au>,
Mark Tomlinson <mark.tomlinson@...iedtelesis.co.nz>
Subject: [PATCH 2/2] dt-bindings: hwmon: add EMC181x
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°C to +127°C, but can be extended to -64°C to
+191°C.
Signed-off-by: Mark Tomlinson <mark.tomlinson@...iedtelesis.co.nz>
---
.../bindings/hwmon/microchip,emc181x.yaml | 45 +++++++++++++++++++
1 file changed, 45 insertions(+)
create mode 100644 Documentation/devicetree/bindings/hwmon/microchip,emc181x.yaml
diff --git a/Documentation/devicetree/bindings/hwmon/microchip,emc181x.yaml 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 sensors
+
+maintainers:
+ - Mark Tomlinson <mark.tomlinson@...iedtelesis.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 (-64-192C)
+
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ temperature-sensor@7c {
+ compatible = "microchip,emc1812";
+ reg = <0x7c>;
+ };
+ };
--
2.41.0
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