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