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Diffstat (limited to 'Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml')
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diff --git a/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml new file mode 100644 index 000000000..f6c1be226 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml @@ -0,0 +1,99 @@ +# 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 + - rockchip,rk3228-tsadc + - rockchip,rk3288-tsadc + - rockchip,rk3328-tsadc + - rockchip,rk3368-tsadc + - rockchip,rk3399-tsadc + - rockchip,rk3568-tsadc + - rockchip,rv1108-tsadc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 2 + + clock-names: + items: + - const: tsadc + - const: apb_pclk + + resets: + minItems: 1 + maxItems: 3 + + reset-names: + minItems: 1 + items: + - const: tsadc-apb + - const: tsadc + - const: tsadc-phy + + "#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 + - "#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>; + }; |