From 9e715d67ce60ea6f82c93b38c3d51a1bce21a182 Mon Sep 17 00:00:00 2001 From: Manaf Meethalavalappu Pallikunhi Date: Tue, 4 May 2021 13:26:59 +0530 Subject: [PATCH] dt-bindings: thermal: Snapshot of lmh cpu VDD driver document from msm-4.19 Add a snapshot of limits cpu voltage cooling device driver document from msm-4.19. This is snapshot as of 'commit <683e0411b258> ("dt-bindings: thermal: Add limits CPU voltage cooling device")'. Change-Id: I2de821ec34d89e0c9d1702ebb322267f4c8ea943 --- bindings/thermal/qti-lmh-cpu-vdd-cdev.txt | 33 +++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 bindings/thermal/qti-lmh-cpu-vdd-cdev.txt diff --git a/bindings/thermal/qti-lmh-cpu-vdd-cdev.txt b/bindings/thermal/qti-lmh-cpu-vdd-cdev.txt new file mode 100644 index 000000000000..40bf2a14b8be --- /dev/null +++ b/bindings/thermal/qti-lmh-cpu-vdd-cdev.txt @@ -0,0 +1,33 @@ +QTI LMH CPU Voltage cooling devices. + +The LMH CPU voltage cooling device will be used to place voltage restriction +vote on CPU railway during cold thermal condition. This cooling device driver +will register one cooling device per LLM, which can be used by thermal zone to +place voltage restriction vote. + +Properties: +- compatible: + Usage: required + Value type: + Definition: should be "qcom,lmh-cpu-vdd" + +Cooling device node: +- reg: + Usage: Required + Value type: + Definition: where 'a' is the starting register address of the LLM + and 'b' is the size of LLM address space. + +- #cooling-cells: + Usage: required + Value type: + Definition: Must be 2. Needed for of_thermal as cooling device + identifier. Please refer to + for more + details. +Example: + lmh_cpu_vdd0: qcom,lmh-cpu-vdd@18350800 { + compatible = "qcom,lmh-cpu-vdd"; + reg = <0x18350800 0x1000>; + #cooling-cells = <2>; + };