diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-10 11:43:25 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-10 11:43:25 -0700 |
commit | f7ea4be434fe7ea38699d14c1192481899e6ac94 (patch) | |
tree | c3fae752d7fde95d4d776a51cc11da849e266137 /Documentation | |
parent | 81361b837a3450f0a44255fddfd7a4c72502b667 (diff) | |
parent | fe6a6de6692e7f7159c1ff42b07ecd737df712b4 (diff) |
Merge tag 'thermal-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux
Pull thermal updates from Daniel Lezcano:
- Add rk3568 sensor support (Finley Xiao)
- Add missing MODULE_DEVICE_TABLE for the Spreadtrum sensor (Chunyan
Zhang)
- Export additionnal attributes for the int340x thermal processor
(Srinivas Pandruvada)
- Add SC7280 compatible for the tsens driver (Rajeshwari Ravindra
Kamble)
- Fix kernel documentation for thermal_zone_device_unregister() and use
devm_platform_get_and_ioremap_resource() (Yang Yingliang)
- Fix coefficient calculations for the rcar_gen3 sensor driver (Niklas
Söderlund)
- Fix shadowing variable rcar_gen3_ths_tj_1 (Geert Uytterhoeven)
- Add missing of_node_put() for the iMX and Spreadtrum sensors
(Krzysztof Kozlowski)
- Add tegra3 thermal sensor DT bindings (Dmitry Osipenko)
- Stop the thermal zone monitoring when unregistering it to prevent a
temperature update without the 'get_temp' callback (Dmitry Osipenko)
- Add rk3568 DT bindings, convert bindings to yaml schemas and add the
corresponding compatible in the Rockchip sensor (Ezequiel Garcia)
- Add the sc8180x compatible for the Qualcomm tsensor (Bjorn Andersson)
- Use the find_first_zero_bit() function instead of custom code (Andy
Shevchenko)
- Fix the kernel doc for the device cooling device (Yang Li)
- Reorg the processor thermal int340x to set the scene for the PCI mmio
driver (Srinivas Pandruvada)
- Add PCI MMIO driver for the int340x processor thermal driver
(Srinivas Pandruvada)
- Add hwmon sensors for the mediatek sensor (Frank Wunderlich)
- Fix warning for return value reported by Smatch for the int340x
thermal processor (Srinivas Pandruvada)
- Fix wrong register access and decoding for the int340x thermal
processor (Srinivas Pandruvada)
* tag 'thermal-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux: (23 commits)
thermal/drivers/int340x/processor_thermal: Fix tcc setting
thermal/drivers/int340x/processor_thermal: Fix warning for return value
thermal/drivers/mediatek: Add sensors-support
thermal/drivers/int340x/processor_thermal: Add PCI MMIO based thermal driver
thermal/drivers/int340x/processor_thermal: Split enumeration and processing part
thermal: devfreq_cooling: Fix kernel-doc
thermal/drivers/intel/intel_soc_dts_iosf: Switch to use find_first_zero_bit()
dt-bindings: thermal: tsens: Add sc8180x compatible
dt-bindings: rockchip-thermal: Support the RK3568 SoC compatible
dt-bindings: thermal: convert rockchip-thermal to json-schema
thermal/core/thermal_of: Stop zone device before unregistering it
dt-bindings: thermal: Add binding for Tegra30 thermal sensor
thermal/drivers/sprd: Add missing of_node_put for loop iteration
thermal/drivers/imx_sc: Add missing of_node_put for loop iteration
thermal/drivers/rcar_gen3_thermal: Do not shadow rcar_gen3_ths_tj_1
thermal/drivers/rcar_gen3_thermal: Fix coefficient calculations
thermal/drivers/st: Use devm_platform_get_and_ioremap_resource()
thermal/core: Correct function name thermal_zone_device_unregister()
dt-bindings: thermal: tsens: Add compatible string to TSENS binding for SC7280
thermal/drivers/int340x: processor_thermal: Export additional attributes
...
Diffstat (limited to 'Documentation')
4 files changed, 171 insertions, 85 deletions
diff --git a/Documentation/devicetree/bindings/thermal/nvidia,tegra30-tsensor.yaml b/Documentation/devicetree/bindings/thermal/nvidia,tegra30-tsensor.yaml new file mode 100644 index 000000000000..a35da257b070 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/nvidia,tegra30-tsensor.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/nvidia,tegra30-tsensor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra30 Thermal Sensor + +maintainers: + - Dmitry Osipenko <digetx@gmail.com> + - Jon Hunter <jonathanh@nvidia.com> + - Thierry Reding <thierry.reding@gmail.com> + +description: | + TSENSOR provides thermal and voltage sensors which monitor temperature + and voltage of the chip. Sensors are placed across the die to gauge the + temperature of the whole chip. The TSENSOR module: + + Generates an interrupt to SW to lower temperature via DVFS on reaching + a certain thermal/voltage threshold. + + Generates a signal to the CAR to reduce CPU frequency by half on reaching + a certain thermal/voltage threshold. + + Generates a signal to the PMC when the temperature reaches dangerously high + levels to reset the chip and sets a flag in the PMC. + + TSENSOR has two channels which monitor two different spots of the SoC. + +properties: + compatible: + const: nvidia,tegra30-tsensor + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#thermal-sensor-cells": + const: 1 + + assigned-clock-parents: true + assigned-clock-rates: true + assigned-clocks: true + +required: + - compatible + - reg + - clocks + - resets + - interrupts + - "#thermal-sensor-cells" + +additionalProperties: false + +examples: + - | + thermal-sensor@70014000 { + compatible = "nvidia,tegra30-tsensor"; + reg = <0x70014000 0x500>; + interrupts = <0 102 4>; + clocks = <&clk 100>; + resets = <&rst 100>; + + #thermal-sensor-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml index 0b3b6af7bd5b..4a2eaf28e3fd 100644 --- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml @@ -46,6 +46,8 @@ properties: - qcom,msm8996-tsens - qcom,msm8998-tsens - qcom,sc7180-tsens + - qcom,sc7280-tsens + - qcom,sc8180x-tsens - qcom,sdm845-tsens - qcom,sm8150-tsens - qcom,sm8250-tsens diff --git a/Documentation/devicetree/bindings/thermal/rockchip-thermal.txt b/Documentation/devicetree/bindings/thermal/rockchip-thermal.txt deleted file mode 100644 index 7f94669e9ebe..000000000000 --- a/Documentation/devicetree/bindings/thermal/rockchip-thermal.txt +++ /dev/null @@ -1,85 +0,0 @@ -* Temperature Sensor ADC (TSADC) on rockchip SoCs - -Required properties: -- compatible : should be "rockchip,<name>-tsadc" - "rockchip,px30-tsadc": found on PX30 SoCs - "rockchip,rv1108-tsadc": found on RV1108 SoCs - "rockchip,rk3228-tsadc": found on RK3228 SoCs - "rockchip,rk3288-tsadc": found on RK3288 SoCs - "rockchip,rk3328-tsadc": found on RK3328 SoCs - "rockchip,rk3368-tsadc": found on RK3368 SoCs - "rockchip,rk3399-tsadc": found on RK3399 SoCs -- reg : physical base address of the controller and length of memory mapped - region. -- interrupts : The interrupt number to the cpu. The interrupt specifier format - depends on the interrupt controller. -- clocks : Must contain an entry for each entry in clock-names. -- clock-names : Shall be "tsadc" for the converter-clock, and "apb_pclk" for - the peripheral clock. -- resets : Must contain an entry for each entry in reset-names. - See ../reset/reset.txt for details. -- reset-names : Must include the name "tsadc-apb". -- pinctrl-names : The pin control state names; -- pinctrl-0 : The "init" pinctrl state, it will be set before device probe. -- pinctrl-1 : The "default" pinctrl state, it will be set after reset the - TSADC controller. -- pinctrl-2 : The "sleep" pinctrl state, it will be in for suspend. -- #thermal-sensor-cells : Should be 1. See Documentation/devicetree/bindings/thermal/thermal-sensor.yaml for a description. - -Optional properties: -- rockchip,hw-tshut-temp : The hardware-controlled shutdown temperature value. -- rockchip,hw-tshut-mode : The hardware-controlled shutdown mode 0:CRU 1:GPIO. -- rockchip,hw-tshut-polarity : The hardware-controlled active polarity 0:LOW - 1:HIGH. -- rockchip,grf : The phandle of the syscon node for the general register file. - -Exiample: -tsadc: tsadc@ff280000 { - compatible = "rockchip,rk3288-tsadc"; - reg = <0xff280000 0x100>; - interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>; - clock-names = "tsadc", "apb_pclk"; - resets = <&cru SRST_TSADC>; - reset-names = "tsadc-apb"; - pinctrl-names = "init", "default", "sleep"; - pinctrl-0 = <&otp_gpio>; - pinctrl-1 = <&otp_out>; - pinctrl-2 = <&otp_gpio>; - #thermal-sensor-cells = <1>; - rockchip,hw-tshut-temp = <95000>; - rockchip,hw-tshut-mode = <0>; - rockchip,hw-tshut-polarity = <0>; -}; - -Example: referring to thermal sensors: -thermal-zones { - cpu_thermal: cpu_thermal { - polling-delay-passive = <1000>; /* milliseconds */ - polling-delay = <5000>; /* milliseconds */ - - /* sensor ID */ - thermal-sensors = <&tsadc 1>; - - trips { - cpu_alert0: cpu_alert { - temperature = <70000>; /* millicelsius */ - hysteresis = <2000>; /* millicelsius */ - type = "passive"; - }; - cpu_crit: cpu_crit { - temperature = <90000>; /* millicelsius */ - hysteresis = <2000>; /* millicelsius */ - type = "critical"; - }; - }; - - cooling-maps { - map0 { - trip = <&cpu_alert0>; - cooling-device = - <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; - }; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml new file mode 100644 index 000000000000..b96ea277b558 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/rockchip-thermal.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Temperature Sensor ADC (TSADC) on Rockchip SoCs + +maintainers: + - Heiko Stuebner <heiko@sntech.de> + +properties: + compatible: + enum: + - rockchip,px30-tsadc # PX30 SoCs + - rockchip,rv1108-tsadc # RV1108 SoCs + - rockchip,rk3228-tsadc # RK3228 SoCs + - rockchip,rk3288-tsadc # RK3288 SoCs + - rockchip,rk3328-tsadc # RK3328 SoCs + - rockchip,rk3368-tsadc # RK3368 SoCs + - rockchip,rk3399-tsadc # RK3399 SoCs + - rockchip,rk3568-tsadc # RK3568 SoCs + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 2 + + clock-names: + items: + - const: tsadc + - const: apb_pclk + + resets: + maxItems: 1 + + reset-names: + items: + - const: tsadc-apb + + "#thermal-sensor-cells": + const: 1 + + rockchip,grf: + description: The phandle of the syscon node for the general register file. + $ref: /schemas/types.yaml#/definitions/phandle + + rockchip,hw-tshut-temp: + description: The hardware-controlled shutdown temperature value. + $ref: /schemas/types.yaml#/definitions/uint32 + + rockchip,hw-tshut-mode: + description: The hardware-controlled shutdown mode 0:CRU 1:GPIO. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + rockchip,hw-tshut-polarity: + description: The hardware-controlled active polarity 0:LOW 1:HIGH. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - reset-names + - "#thermal-sensor-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/rk3288-cru.h> + + tsadc: tsadc@ff280000 { + compatible = "rockchip,rk3288-tsadc"; + reg = <0xff280000 0x100>; + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>; + clock-names = "tsadc", "apb_pclk"; + resets = <&cru SRST_TSADC>; + reset-names = "tsadc-apb"; + #thermal-sensor-cells = <1>; + rockchip,hw-tshut-temp = <95000>; + rockchip,hw-tshut-mode = <0>; + rockchip,hw-tshut-polarity = <0>; + }; |