diff --git a/bindings/thermal/qcom,bcl-off-cdev.yaml b/bindings/thermal/qcom,bcl-off-cdev.yaml new file mode 100644 index 00000000..d9898c38 --- /dev/null +++ b/bindings/thermal/qcom,bcl-off-cdev.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/qcom,bcl-off-cdev.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. BCL OFF cooling device + +maintainers: + - Nitesh Kumar + +description: | + The BCL OFF cooling device, will be used to disable PMIC bcl. + This cooling device will be called when modem RF calibration + is performed using external power supply. + + When external power supply is used for RF calibration, ibat current + can cross the battery specs and can trigger batfet issues. So pmic bcl + should be disabled as it is for protection for battery not external + power supply. + + +properties: + compatible: + const: qcom,bcl-off + + reg: + maxItems: 1 + description: | + where 'a' is the starting register address of the PMIC + peripheral and 'b' is the size of the peripheral address space. + + '#cooling-cells': + const: 2 + description: | + Must be 2. Needed for of_thermal as cooling device identifier. + Please refer to for + more details. + +required: + - compatible + - reg + - '#cooling-cells' + +additionalProperties: false + +examples: + - | + bcl_off: bcl-off { + compatible = "qcom,bcl-off"; + reg = <0x4700 0x100>; + #cooling-cells = <2>; + }; diff --git a/bindings/thermal/qti-lmh-cpu-vdd-cdev.yaml b/bindings/thermal/qti-lmh-cpu-vdd-cdev.yaml new file mode 100644 index 00000000..9165f43f --- /dev/null +++ b/bindings/thermal/qti-lmh-cpu-vdd-cdev.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/qti-lmh-cpu-vdd-cdev.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: QTI LMH CPU Voltage cooling devices. + +maintainers: + - Nitesh Kumar + +description: | + 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: + const: qcom,lmh-cpu-vdd + + reg: + maxItems: 1 + description: | + where 'a' is the starting register address of the LLM + and 'b' is the size of LLM address space. + + "#cooling-cells": + const: 2 + description: | + Must be 2. Needed for of_thermal as cooling device + identifier. Please refer to for more + details. + +required: + - compatible + - reg + - "#cooling-cells" + +additionalProperties: false + +examples: + - | + lmh_cpu_vdd0: qcom,lmh-cpu-vdd@18350800 { + compatible = "qcom,lmh-cpu-vdd"; + reg = <0x18350800 0x1000>; + #cooling-cells = <2>; + }; diff --git a/bindings/thermal/qti-regulator-cdev.yaml b/bindings/thermal/qti-regulator-cdev.yaml new file mode 100644 index 00000000..485098f7 --- /dev/null +++ b/bindings/thermal/qti-regulator-cdev.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/qti-regulator-cdev.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Regulator cooling device. + +maintainers: + - Nitesh Kumar + +description: | + The regulator cooling device, will be used to place a voltage floor + restriction on a rail. + + +properties: + compatible: + const: qcom,regulator-cooling-device + + cdev-supply: + description: | + phandle to the regulator to which the cooling device will + place a floor mitigation. + + regulator-levels: + description: | + Array of regulator voltages the cooling device should + use to place a floor restriction. The voltages should be specified + in descending order. + + "#cooling-cells": + const: 2 + description: | + Must be 2. Please refer to + for more details. + +required: + - compatible + - cdev-supply + - regulator-levels + - "#cooling-cells" + +additionalProperties: false + +examples: + - | + mx_cdev: mx-cdev-lvl { + compatible = "qcom,regulator-cooling-device"; + cdev-supply = <®ulator-cdev-supply>; + regulator-levels = ; + #cooling-cells = <2>; + };