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Signed-off-by: Pengfei Li Signed-off-by: Frank Li --- .../devicetree/bindings/thermal/fsl,imx91-tmu.yaml | 65 ++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml new file mode 100644 index 0000000000000..f5898db1006c6 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/fsl,imx91-tmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX91 Thermal + +maintainers: + - Pengfei Li + +description: + i.MX91 features a new temperature sensor. It includes programmable + temperature threshold comparators for both normal and privileged + accesses and allows a programmable measurement frequency for the + Periodic One-Shot Measurement mode. Additionally, it provides + status registers for indicating the end of measurement and threshold + violation events. + +properties: + compatible: + items: + - const: fsl,imx91-tmu + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + nvmem-cells: + items: + - description: Phandle to the trim control 1 provided by ocotp + - description: Phandle to the trim control 2 provided by ocotp + + nvmem-cell-names: + items: + - const: trim1 + - const: trim2 + + "#thermal-sensor-cells": + enum: [0, 1] + +required: + - compatible + - reg + - clocks + - '#thermal-sensor-cells' + +additionalProperties: false + +examples: + - | + #include + + thermal-sensor@44482000 { + compatible = "fsl,imx91-tmu"; + reg = <0x44482000 0x1000>; + #thermal-sensor-cells = <0>; + clocks = <&clk IMX93_CLK_TMC_GATE>; + nvmem-cells = <&tmu_trim1>, <&tmu_trim2>; + nvmem-cell-names = "trim1", "trim2"; + }; + +...