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authorPunit Agrawal <punit.agrawal@arm.com>2015-09-08 12:20:49 +0100
committerRob Herring <robh@kernel.org>2015-09-17 14:36:36 -0500
commit9fa04fbeb78eab6f3817e444644348c46c7e2370 (patch)
treeaa73914e42b2533704f6043e3877c887048d7c67
parenteb168b70dea54578a45119fcdb3b48ad5d75fed9 (diff)
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of: thermal: Mark cooling-*-level properties optional
The cooling-{min,max}-level properties are marked as optional in Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt and the usage in various device tree matches this, i.e., some cooling device in the device trees provide these properties while others do not. Make the bindings in Documentation/devicetree/bindings/thermal/thermal.txt consistent with the cpufreq-dt bindings by marking the cooling-*-level properties as optional. Signed-off-by: Punit Agrawal <punit.agrawal@arm.com> Cc: Eduardo Valentin <edubezval@gmail.com> Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: Kumar Gala <galak@codeaurora.org> Signed-off-by: Rob Herring <robh@kernel.org>
-rw-r--r--Documentation/devicetree/bindings/thermal/thermal.txt17
1 files changed, 9 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/thermal/thermal.txt b/Documentation/devicetree/bindings/thermal/thermal.txt
index 8320186..41b817f 100644
--- a/Documentation/devicetree/bindings/thermal/thermal.txt
+++ b/Documentation/devicetree/bindings/thermal/thermal.txt
@@ -60,14 +60,6 @@ properties) should be defined in a particular device's binding.
For more examples of cooling devices, refer to the example sections below.
Required properties:
-- cooling-min-level: An integer indicating the smallest
- Type: unsigned cooling state accepted. Typically 0.
- Size: one cell
-
-- cooling-max-level: An integer indicating the largest
- Type: unsigned cooling state accepted.
- Size: one cell
-
- #cooling-cells: Used to provide cooling device specific information
Type: unsigned while referring to it. Must be at least 2, in order
Size: one cell to specify minimum and maximum cooling state used
@@ -77,6 +69,15 @@ Required properties:
See Cooling device maps section below for more details
on how consumers refer to cooling devices.
+Optional properties:
+- cooling-min-level: An integer indicating the smallest
+ Type: unsigned cooling state accepted. Typically 0.
+ Size: one cell
+
+- cooling-max-level: An integer indicating the largest
+ Type: unsigned cooling state accepted.
+ Size: one cell
+
* Trip points
The trip node is a node to describe a point in the temperature domain
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