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Commit d7a4303b authored by Viresh Kumar's avatar Viresh Kumar Committed by Zhang Rui
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dt-bindings: thermal: Allow multiple devices to share cooling map 



Allow cooling devices sharing same trip point with same contribution
value to share the cooling map as well. Otherwise the same information
will be duplicated for each device sharing the trip point.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
parent 5043f06e

Documentation/devicetree/bindings/thermal/thermal.txt

+3 −8
Original line number Diff line number Diff line
@@ -97,8 +97,8 @@ get assigned to trip points of the zone. The cooling devices are expected 
to be loaded in the target system.



Required properties:

- cooling-device:	A phandle of a cooling device with its specifier,

  Type: phandle +	referring to which cooling device is used in this

- cooling-device:	A list of phandles of cooling devices with their specifiers,

  Type: phandle +	referring to which cooling devices are used in this

    cooling specifier	binding. In the cooling specifier, the first cell

			is the minimum cooling state and the second cell

			is the maximum cooling state used in this map.
@@ -276,12 +276,7 @@ thermal-zones { 
			};

			map1 {

				trip = <&cpu_alert1>;

				cooling-device = <&fan0 5 THERMAL_NO_LIMIT>;

			};

			map2 {

				trip = <&cpu_alert1>;

				cooling-device =

				    <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;

				cooling-device = <&fan0 5 THERMAL_NO_LIMIT>, <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;

			};

		};

	};