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