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Diffstat (limited to 'Documentation/devicetree/bindings/thermal/sprd-thermal.yaml')
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1 files changed, 108 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml b/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml new file mode 100644 index 000000000000..3bfe05504456 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml @@ -0,0 +1,108 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/sprd-thermal.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Spreadtrum thermal sensor controller bindings + +maintainers: + - Orson Zhai <orsonzhai@gmail.com> + - Baolin Wang <baolin.wang7@gmail.com> + - Chunyan Zhang <zhang.lyra@gmail.com> + +properties: + compatible: + const: sprd,ums512-thermal + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: enable + + nvmem-cells: + maxItems: 2 + description: + Reference to nvmem nodes for the calibration data. + + nvmem-cell-names: + maxItems: 2 + items: + - const: thm_sign_cal + - const: thm_ratio_cal + + "#thermal-sensor-cells": + const: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^([a-z]*-)?sensor(-section)?@[0-9]+$": + type: object + description: + Represent one thermal sensor. + + properties: + reg: + description: Specify the sensor id. + maxItems: 1 + + nvmem-cells: + maxItems: 1 + description: + Reference to an nvmem node for the calibration data. + + nvmem-cell-names: + const: sen_delta_cal + + required: + - reg + - nvmem-cells + - nvmem-cell-names + +required: + - compatible + - reg + - clocks + - clock-names + - nvmem-cells + - nvmem-cell-names + - "#thermal-sensor-cells" + - "#address-cells" + - "#size-cells" + +examples: + - | + ap_thm0: thermal@32200000 { + compatible = "sprd,ums512-thermal"; + reg = <0 0x32200000 0 0x10000>; + clock-names = "enable"; + clocks = <&aonapb_gate 32>; + #thermal-sensor-cells = <1>; + nvmem-cells = <&thm0_sign>, <&thm0_ratio>; + nvmem-cell-names = "thm_sign_cal", "thm_ratio_cal"; + #address-cells = <1>; + #size-cells = <0>; + + prometheus-sensor@0 { + reg = <0>; + nvmem-cells = <&thm0_sen0>; + nvmem-cell-names = "sen_delta_cal"; + }; + + ank-sensor@1 { + reg = <1>; + nvmem-cells = <&thm0_sen1>; + nvmem-cell-names = "sen_delta_cal"; + }; + }; +... |