1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/thermal/imx 4 $id: http://devicetree.org/schemas/thermal/imx-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: NXP i.MX Thermal 7 title: NXP i.MX Thermal
8 8
9 maintainers: 9 maintainers:
10 - Shawn Guo <shawnguo@kernel.org> 10 - Shawn Guo <shawnguo@kernel.org>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 oneOf: 14 oneOf:
15 - enum: 15 - enum:
16 - fsl,imx6q-tempmon 16 - fsl,imx6q-tempmon
17 - fsl,imx6sx-tempmon 17 - fsl,imx6sx-tempmon
18 - fsl,imx7d-tempmon 18 - fsl,imx7d-tempmon
19 - items: 19 - items:
20 - enum: 20 - enum:
21 - fsl,imx6sll-tempmon 21 - fsl,imx6sll-tempmon
22 - fsl,imx6ul-tempmon 22 - fsl,imx6ul-tempmon
23 - const: fsl,imx6sx-tempmon 23 - const: fsl,imx6sx-tempmon
24 24
25 interrupts: 25 interrupts:
26 description: | 26 description: |
27 The interrupt output of the controller, 27 The interrupt output of the controller, i.MX6Q has IRQ_HIGH which
28 will be triggered when temperature is hi 28 will be triggered when temperature is higher than high threshold,
29 i.MX6SX and i.MX7S/D have two more IRQs 29 i.MX6SX and i.MX7S/D have two more IRQs than i.MX6Q, one is IRQ_LOW
30 and the other is IRQ_PANIC, when tempera 30 and the other is IRQ_PANIC, when temperature is lower than low
31 threshold, IRQ_LOW will be triggered, wh 31 threshold, IRQ_LOW will be triggered, when temperature is higher
32 than panic threshold, IRQ_PANIC will be 32 than panic threshold, IRQ_PANIC will be triggered, and system can
33 be configured to auto reboot by SRC modu 33 be configured to auto reboot by SRC module for IRQ_PANIC. IRQ_HIGH,
34 IRQ_LOW and IRQ_PANIC share same interru 34 IRQ_LOW and IRQ_PANIC share same interrupt output of controller.
35 maxItems: 1 35 maxItems: 1
36 36
37 nvmem-cells: 37 nvmem-cells:
38 items: 38 items:
39 - description: Phandle to the calibratio 39 - description: Phandle to the calibration data provided by ocotp
40 - description: Phandle to the temperatur 40 - description: Phandle to the temperature grade provided by ocotp
41 41
42 nvmem-cell-names: 42 nvmem-cell-names:
43 items: 43 items:
44 - const: calib 44 - const: calib
45 - const: temp_grade 45 - const: temp_grade
46 46
47 fsl,tempmon: 47 fsl,tempmon:
48 $ref: /schemas/types.yaml#/definitions/pha 48 $ref: /schemas/types.yaml#/definitions/phandle
49 description: Phandle to anatop system cont 49 description: Phandle to anatop system controller node.
50 50
51 fsl,tempmon-data: 51 fsl,tempmon-data:
52 $ref: /schemas/types.yaml#/definitions/pha 52 $ref: /schemas/types.yaml#/definitions/phandle
53 description: | 53 description: |
54 Deprecated property, phandle pointer to 54 Deprecated property, phandle pointer to fuse controller that contains
55 TEMPMON calibration data, e.g. OCOTP on 55 TEMPMON calibration data, e.g. OCOTP on imx6q. The details about
56 calibration data can be found in SoC Ref 56 calibration data can be found in SoC Reference Manual.
57 deprecated: true 57 deprecated: true
58 58
59 clocks: 59 clocks:
60 maxItems: 1 60 maxItems: 1
61 61
62 "#thermal-sensor-cells": 62 "#thermal-sensor-cells":
63 const: 0 63 const: 0
64 64
65 required: 65 required:
66 - compatible 66 - compatible
67 - interrupts 67 - interrupts
68 - fsl,tempmon 68 - fsl,tempmon
69 - nvmem-cells 69 - nvmem-cells
70 - nvmem-cell-names 70 - nvmem-cell-names
71 71
72 allOf: 72 allOf:
73 - $ref: thermal-sensor.yaml# 73 - $ref: thermal-sensor.yaml#
74 74
75 additionalProperties: false 75 additionalProperties: false
76 76
77 examples: 77 examples:
78 - | 78 - |
79 #include <dt-bindings/clock/imx6sx-clock.h 79 #include <dt-bindings/clock/imx6sx-clock.h>
80 #include <dt-bindings/interrupt-controller 80 #include <dt-bindings/interrupt-controller/arm-gic.h>
81 81
82 efuse@21bc000 { 82 efuse@21bc000 {
83 #address-cells = <1>; 83 #address-cells = <1>;
84 #size-cells = <1>; 84 #size-cells = <1>;
85 compatible = "fsl,imx6sx-ocotp", "sys 85 compatible = "fsl,imx6sx-ocotp", "syscon";
86 reg = <0x021bc000 0x4000>; 86 reg = <0x021bc000 0x4000>;
87 clocks = <&clks IMX6SX_CLK_OCOTP>; 87 clocks = <&clks IMX6SX_CLK_OCOTP>;
88 88
89 tempmon_calib: calib@38 { 89 tempmon_calib: calib@38 {
90 reg = <0x38 4>; 90 reg = <0x38 4>;
91 }; 91 };
92 92
93 tempmon_temp_grade: temp-grade@20 { 93 tempmon_temp_grade: temp-grade@20 {
94 reg = <0x20 4>; 94 reg = <0x20 4>;
95 }; 95 };
96 }; 96 };
97 97
98 anatop@20c8000 { 98 anatop@20c8000 {
99 compatible = "fsl,imx6q-anatop", "sysc 99 compatible = "fsl,imx6q-anatop", "syscon", "simple-mfd";
100 reg = <0x020c8000 0x1000>; 100 reg = <0x020c8000 0x1000>;
101 interrupts = <0 49 IRQ_TYPE_LEVEL_HIGH 101 interrupts = <0 49 IRQ_TYPE_LEVEL_HIGH>,
102 <0 54 IRQ_TYPE_LEVEL_HIGH 102 <0 54 IRQ_TYPE_LEVEL_HIGH>,
103 <0 127 IRQ_TYPE_LEVEL_HIG 103 <0 127 IRQ_TYPE_LEVEL_HIGH>;
104 104
105 tempmon { 105 tempmon {
106 compatible = "fsl,imx6sx-tempmon" 106 compatible = "fsl,imx6sx-tempmon";
107 interrupts = <GIC_SPI 49 IRQ_TYPE 107 interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
108 fsl,tempmon = <&anatop>; 108 fsl,tempmon = <&anatop>;
109 nvmem-cells = <&tempmon_calib>, < 109 nvmem-cells = <&tempmon_calib>, <&tempmon_temp_grade>;
110 nvmem-cell-names = "calib", "temp 110 nvmem-cell-names = "calib", "temp_grade";
111 clocks = <&clks IMX6SX_CLK_PLL3_U 111 clocks = <&clks IMX6SX_CLK_PLL3_USB_OTG>;
112 #thermal-sensor-cells = <0>; 112 #thermal-sensor-cells = <0>;
113 }; 113 };
114 }; 114 };
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