Add cooling device support to gpu. A cooling device is bound to a thermal zone to allow thermal mitigation.
Signed-off-by: Akhil P Oommen akhilpo@codeaurora.org --- Documentation/devicetree/bindings/display/msm/gpu.txt | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/msm/gpu.txt b/Documentation/devicetree/bindings/display/msm/gpu.txt index 1af0ff1..a496381 100644 --- a/Documentation/devicetree/bindings/display/msm/gpu.txt +++ b/Documentation/devicetree/bindings/display/msm/gpu.txt @@ -39,6 +39,10 @@ Required properties: a4xx Snapdragon SoCs. See Documentation/devicetree/bindings/sram/qcom,ocmem.yaml.
+Optional properties: +- #cooling-cells: The value must be 2. Please refer + Documentation/devicetree/bindings/thermal/thermal.txt for detail. + Example 3xx/4xx:
/ { @@ -61,6 +65,7 @@ Example 3xx/4xx: power-domains = <&mmcc OXILICX_GDSC>; operating-points-v2 = <&gpu_opp_table>; iommus = <&gpu_iommu 0>; + #cooling-cells = <2>; };
gpu_sram: ocmem@fdd00000 { @@ -98,6 +103,8 @@ Example a6xx (with GMU): reg = <0x5000000 0x40000>, <0x509e000 0x10>; reg-names = "kgsl_3d0_reg_memory", "cx_mem";
+ #cooling-cells = <2>; + /* * Look ma, no clocks! The GPU clocks and power are * controlled entirely by the GMU