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-rw-r--r--Documentation/devicetree/bindings/hwmon/lm90.txt6
-rw-r--r--MAINTAINERS1
-rw-r--r--include/dt-bindings/thermal/lm90.h12
3 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/lm90.txt b/Documentation/devicetree/bindings/hwmon/lm90.txt
index e8632486b9ef..97581266e329 100644
--- a/Documentation/devicetree/bindings/hwmon/lm90.txt
+++ b/Documentation/devicetree/bindings/hwmon/lm90.txt
@@ -33,6 +33,11 @@ Optional properties:
LM90 "-ALERT" pin output.
See interrupt-controller/interrupts.txt for the format.
+- #thermal-sensor-cells: should be set to 1. See thermal/thermal.txt for
+ details. See <include/dt-bindings/thermal/lm90.h> for the
+ definition of the local, remote and 2nd remote sensor index
+ constants.
+
Example LM90 node:
temp-sensor {
@@ -41,4 +46,5 @@ temp-sensor {
vcc-supply = <&palmas_ldo6_reg>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(O, 4) IRQ_TYPE_LEVEL_LOW>;
+ #thermal-sensor-cells = <1>;
}
diff --git a/MAINTAINERS b/MAINTAINERS
index cfff2c9e3d94..ad5bfb441dec 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7527,6 +7527,7 @@ S: Maintained
F: Documentation/hwmon/lm90
F: Documentation/devicetree/bindings/hwmon/lm90.txt
F: drivers/hwmon/lm90.c
+F: include/dt-bindings/thermal/lm90.h
LM95234 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
diff --git a/include/dt-bindings/thermal/lm90.h b/include/dt-bindings/thermal/lm90.h
new file mode 100644
index 000000000000..8c2e3095f704
--- /dev/null
+++ b/include/dt-bindings/thermal/lm90.h
@@ -0,0 +1,12 @@
+/*
+ * This header provides constants for the LM90 thermal bindings.
+ */
+
+#ifndef _DT_BINDINGS_THERMAL_LM90_H_
+#define _DT_BINDINGS_THERMAL_LM90_H_
+
+#define LM90_LOCAL_TEMPERATURE 0
+#define LM90_REMOTE_TEMPERATURE 1
+#define LM90_REMOTE2_TEMPERATURE 2
+
+#endif