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Subject[PATCH v7 1/3] dt-bindings: iio/temperature: Add thermocouple types (and doc)
Date
This patch introduces common thermocouple types used by various
temperature sensors. Also a brief documentation explaining this
"thermocouple-type" property.

Signed-off-by: Patrick Havelange <patrick.havelange@essensium.com>
---
Changes v7
- Merge header and doc in same patch
- Doc:add it's a single cell entry
- Doc:removed non complete example

Changes v6
- Add this file
---
.../iio/temperature/temperature-bindings.txt | 7 +++++++
.../dt-bindings/iio/temperature/thermocouple.h | 16 ++++++++++++++++
2 files changed, 23 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/temperature/temperature-bindings.txt
create mode 100644 include/dt-bindings/iio/temperature/thermocouple.h

diff --git a/Documentation/devicetree/bindings/iio/temperature/temperature-bindings.txt b/Documentation/devicetree/bindings/iio/temperature/temperature-bindings.txt
new file mode 100644
index 000000000000..8f339cab74ae
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/temperature/temperature-bindings.txt
@@ -0,0 +1,7 @@
+If the temperature sensor device can be configured to use some specific
+thermocouple type, you can use the defined types provided in the file
+"include/dt-bindings/iio/temperature/thermocouple.h".
+
+Property:
+thermocouple-type: A single cell representing the type of the thermocouple
+ used by the device.
diff --git a/include/dt-bindings/iio/temperature/thermocouple.h b/include/dt-bindings/iio/temperature/thermocouple.h
new file mode 100644
index 000000000000..ce037f5238ac
--- /dev/null
+++ b/include/dt-bindings/iio/temperature/thermocouple.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _DT_BINDINGS_TEMPERATURE_THERMOCOUPLE_H
+#define _DT_BINDINGS_TEMPERATURE_THERMOCOUPLE_H
+
+
+#define THERMOCOUPLE_TYPE_B 0x00
+#define THERMOCOUPLE_TYPE_E 0x01
+#define THERMOCOUPLE_TYPE_J 0x02
+#define THERMOCOUPLE_TYPE_K 0x03
+#define THERMOCOUPLE_TYPE_N 0x04
+#define THERMOCOUPLE_TYPE_R 0x05
+#define THERMOCOUPLE_TYPE_S 0x06
+#define THERMOCOUPLE_TYPE_T 0x07
+
+#endif /* _DT_BINDINGS_TEMPERATURE_THERMOCOUPLE_H */
--
2.19.1
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