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114 lines
3.8 KiB
114 lines
3.8 KiB
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/thermal/qoriq-thermal.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs |
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maintainers: |
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- Anson Huang <[email protected]> |
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properties: |
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compatible: |
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description: | |
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The version of the device is determined by the TMU IP Block Revision |
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Register (IPBRR0) at offset 0x0BF8. |
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Table of correspondences between IPBRR0 values and example chips: |
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Value Device |
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---------- ----- |
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0x01900102 T1040 |
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enum: |
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- fsl,qoriq-tmu |
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- fsl,imx8mq-tmu |
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reg: |
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maxItems: 1 |
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interrupts: |
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maxItems: 1 |
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fsl,tmu-range: |
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$ref: '/schemas/types.yaml#/definitions/uint32-array' |
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description: | |
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The values to be programmed into TTRnCR, as specified by the SoC |
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reference manual. The first cell is TTR0CR, the second is TTR1CR, etc. |
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maxItems: 4 |
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fsl,tmu-calibration: |
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$ref: '/schemas/types.yaml#/definitions/uint32-matrix' |
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description: | |
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A list of cell pairs containing temperature calibration data, as |
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specified by the SoC reference manual. The first cell of each pair |
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is the value to be written to TTCFGR, and the second is the value |
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to be written to TSCFGR. |
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items: |
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items: |
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- description: value for TTCFGR |
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- description: value for TSCFGR |
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minItems: 1 |
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maxItems: 64 |
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little-endian: |
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description: | |
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boolean, if present, the TMU registers are little endian. If absent, |
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the default is big endian. |
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type: boolean |
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clocks: |
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maxItems: 1 |
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"#thermal-sensor-cells": |
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const: 1 |
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required: |
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- compatible |
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- reg |
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- interrupts |
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- fsl,tmu-range |
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- fsl,tmu-calibration |
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- '#thermal-sensor-cells' |
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additionalProperties: false |
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examples: |
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- | |
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tmu@f0000 { |
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compatible = "fsl,qoriq-tmu"; |
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reg = <0xf0000 0x1000>; |
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interrupts = <18 2 0 0>; |
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fsl,tmu-range = <0x000a0000 0x00090026 0x0008004a 0x0001006a>; |
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fsl,tmu-calibration = <0x00000000 0x00000025>, |
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<0x00000001 0x00000028>, |
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<0x00000002 0x0000002d>, |
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<0x00000003 0x00000031>, |
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<0x00000004 0x00000036>, |
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<0x00000005 0x0000003a>, |
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<0x00000006 0x00000040>, |
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<0x00000007 0x00000044>, |
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<0x00000008 0x0000004a>, |
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<0x00000009 0x0000004f>, |
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<0x0000000a 0x00000054>, |
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<0x00010000 0x0000000d>, |
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<0x00010001 0x00000013>, |
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<0x00010002 0x00000019>, |
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<0x00010003 0x0000001f>, |
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<0x00010004 0x00000025>, |
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<0x00010005 0x0000002d>, |
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<0x00010006 0x00000033>, |
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<0x00010007 0x00000043>, |
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<0x00010008 0x0000004b>, |
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<0x00010009 0x00000053>, |
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<0x00020000 0x00000010>, |
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<0x00020001 0x00000017>, |
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<0x00020002 0x0000001f>, |
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<0x00020003 0x00000029>, |
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<0x00020004 0x00000031>, |
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<0x00020005 0x0000003c>, |
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<0x00020006 0x00000042>, |
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<0x00020007 0x0000004d>, |
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<0x00020008 0x00000056>, |
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<0x00030000 0x00000012>, |
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<0x00030001 0x0000001d>; |
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#thermal-sensor-cells = <1>; |
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};
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