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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/thermal/qcom-tsens.yaml | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/thermal/qcom-tsens.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/thermal/qcom-tsens.yaml | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml new file mode 100644 index 000000000..95462e071 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml @@ -0,0 +1,179 @@ +# SPDX-License-Identifier: (GPL-2.0 OR MIT) +# Copyright 2019 Linaro Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/qcom-tsens.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: QCOM SoC Temperature Sensor (TSENS) + +maintainers: + - Amit Kucheria <amitk@kernel.org> + +description: | + QCOM SoCs have TSENS IP to allow temperature measurement. There are currently + three distinct major versions of the IP that is supported by a single driver. + The IP versions are named v0.1, v1 and v2 in the driver, where v0.1 captures + everything before v1 when there was no versioning information. + +properties: + compatible: + oneOf: + - description: v0.1 of TSENS + items: + - enum: + - qcom,msm8916-tsens + - qcom,msm8939-tsens + - qcom,msm8974-tsens + - const: qcom,tsens-v0_1 + + - description: v1 of TSENS + items: + - enum: + - qcom,msm8976-tsens + - qcom,qcs404-tsens + - const: qcom,tsens-v1 + + - description: v2 of TSENS + items: + - enum: + - qcom,msm8996-tsens + - qcom,msm8998-tsens + - qcom,sc7180-tsens + - qcom,sdm845-tsens + - qcom,sm8150-tsens + - qcom,sm8250-tsens + - const: qcom,tsens-v2 + + reg: + items: + - description: TM registers + - description: SROT registers + + interrupts: + minItems: 1 + items: + - description: Combined interrupt if upper or lower threshold crossed + - description: Interrupt if critical threshold crossed + + interrupt-names: + minItems: 1 + items: + - const: uplow + - const: critical + + nvmem-cells: + minItems: 1 + maxItems: 2 + description: + Reference to an nvmem node for the calibration data + + nvmem-cell-names: + minItems: 1 + maxItems: 2 + items: + - const: calib + - const: calib_sel + + "#qcom,sensors": + description: + Number of sensors enabled on this platform + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 16 + + "#thermal-sensor-cells": + const: 1 + description: + Number of cells required to uniquely identify the thermal sensors. Since + we have multiple sensors this is set to 1 + +allOf: + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8916-tsens + - qcom,msm8974-tsens + - qcom,msm8976-tsens + - qcom,qcs404-tsens + - qcom,tsens-v0_1 + - qcom,tsens-v1 + then: + properties: + interrupts: + maxItems: 1 + interrupt-names: + maxItems: 1 + + else: + properties: + interrupts: + minItems: 2 + interrupt-names: + minItems: 2 + +required: + - compatible + - reg + - "#qcom,sensors" + - interrupts + - interrupt-names + - "#thermal-sensor-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + // Example 1 (legacy: for pre v1 IP): + tsens1: thermal-sensor@900000 { + compatible = "qcom,msm8916-tsens", "qcom,tsens-v0_1"; + reg = <0x4a9000 0x1000>, /* TM */ + <0x4a8000 0x1000>; /* SROT */ + + nvmem-cells = <&tsens_caldata>, <&tsens_calsel>; + nvmem-cell-names = "calib", "calib_sel"; + + interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "uplow"; + + #qcom,sensors = <5>; + #thermal-sensor-cells = <1>; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + // Example 2 (for any platform containing v1 of the TSENS IP): + tsens2: thermal-sensor@4a9000 { + compatible = "qcom,qcs404-tsens", "qcom,tsens-v1"; + reg = <0x004a9000 0x1000>, /* TM */ + <0x004a8000 0x1000>; /* SROT */ + + nvmem-cells = <&tsens_caldata>; + nvmem-cell-names = "calib"; + + interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "uplow"; + + #qcom,sensors = <10>; + #thermal-sensor-cells = <1>; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + // Example 3 (for any platform containing v2 of the TSENS IP): + tsens3: thermal-sensor@c263000 { + compatible = "qcom,sdm845-tsens", "qcom,tsens-v2"; + reg = <0xc263000 0x1ff>, + <0xc222000 0x1ff>; + + interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 508 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "uplow", "critical"; + + #qcom,sensors = <13>; + #thermal-sensor-cells = <1>; + }; +... |