1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 # Copyright (C) 2020 Renesas Electronics Corp. 2 # Copyright (C) 2020 Renesas Electronics Corp.
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/thermal/rca 5 $id: http://devicetree.org/schemas/thermal/rcar-gen3-thermal.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Renesas R-Car Gen3 Thermal Sensor 8 title: Renesas R-Car Gen3 Thermal Sensor
9 9
10 description: 10 description:
11 On most R-Car Gen3 and later SoCs, the therm !! 11 On R-Car Gen3 SoCs, the thermal sensor controllers (TSC) control the thermal
12 control the thermal sensors (THS) which are !! 12 sensors (THS) which are the analog circuits for measuring temperature (Tj)
13 measuring temperature (Tj) inside the LSI. !! 13 inside the LSI.
14 14
15 maintainers: 15 maintainers:
16 - Niklas Söderlund <niklas.soderlund@ragnate 16 - Niklas Söderlund <niklas.soderlund@ragnatech.se>
17 17
18 $ref: thermal-sensor.yaml# <<
19 <<
20 properties: 18 properties:
21 compatible: 19 compatible:
22 enum: 20 enum:
23 - renesas,r8a774a1-thermal # RZ/G2M 21 - renesas,r8a774a1-thermal # RZ/G2M
24 - renesas,r8a774b1-thermal # RZ/G2N 22 - renesas,r8a774b1-thermal # RZ/G2N
25 - renesas,r8a774e1-thermal # RZ/G2H 23 - renesas,r8a774e1-thermal # RZ/G2H
26 - renesas,r8a7795-thermal # R-Car H3 24 - renesas,r8a7795-thermal # R-Car H3
27 - renesas,r8a7796-thermal # R-Car M3-W 25 - renesas,r8a7796-thermal # R-Car M3-W
28 - renesas,r8a77961-thermal # R-Car M3-W+ 26 - renesas,r8a77961-thermal # R-Car M3-W+
29 - renesas,r8a77965-thermal # R-Car M3-N 27 - renesas,r8a77965-thermal # R-Car M3-N
30 - renesas,r8a77980-thermal # R-Car V3H 28 - renesas,r8a77980-thermal # R-Car V3H
31 - renesas,r8a779a0-thermal # R-Car V3U 29 - renesas,r8a779a0-thermal # R-Car V3U
32 - renesas,r8a779f0-thermal # R-Car S4-8 <<
33 - renesas,r8a779g0-thermal # R-Car V4H <<
34 - renesas,r8a779h0-thermal # R-Car V4M <<
35 30
36 reg: true 31 reg: true
37 32
38 interrupts: 33 interrupts:
39 items: 34 items:
40 - description: TEMP1 interrupt 35 - description: TEMP1 interrupt
41 - description: TEMP2 interrupt 36 - description: TEMP2 interrupt
42 - description: TEMP3 interrupt 37 - description: TEMP3 interrupt
43 38
44 clocks: 39 clocks:
45 maxItems: 1 40 maxItems: 1
46 41
47 power-domains: 42 power-domains:
48 maxItems: 1 43 maxItems: 1
49 44
50 resets: 45 resets:
51 maxItems: 1 46 maxItems: 1
52 47
53 "#thermal-sensor-cells": 48 "#thermal-sensor-cells":
54 const: 1 49 const: 1
55 50
56 required: 51 required:
57 - compatible 52 - compatible
58 - reg 53 - reg
59 - clocks 54 - clocks
60 - power-domains 55 - power-domains
61 - resets 56 - resets
>> 57 - "#thermal-sensor-cells"
62 58
63 if: 59 if:
64 properties: !! 60 not:
65 compatible: !! 61 properties:
66 contains: !! 62 compatible:
67 enum: !! 63 contains:
68 - renesas,r8a779a0-thermal !! 64 enum:
>> 65 - renesas,r8a779a0-thermal
69 then: 66 then:
70 properties: 67 properties:
71 reg: 68 reg:
>> 69 minItems: 2
>> 70 maxItems: 3
72 items: 71 items:
73 - description: TSC0 registers <<
74 - description: TSC1 registers 72 - description: TSC1 registers
75 - description: TSC2 registers 73 - description: TSC2 registers
76 - description: TSC3 registers 74 - description: TSC3 registers
77 - description: TSC4 registers !! 75 required:
>> 76 - interrupts
78 else: 77 else:
79 properties: 78 properties:
80 reg: 79 reg:
81 minItems: 2 <<
82 items: 80 items:
>> 81 - description: TSC0 registers
83 - description: TSC1 registers 82 - description: TSC1 registers
84 - description: TSC2 registers 83 - description: TSC2 registers
85 - description: TSC3 registers 84 - description: TSC3 registers
86 - description: TSC4 registers 85 - description: TSC4 registers
87 if: <<
88 not: <<
89 properties: <<
90 compatible: <<
91 contains: <<
92 enum: <<
93 - renesas,r8a779f0-thermal <<
94 - renesas,r8a779g0-thermal <<
95 - renesas,r8a779h0-thermal <<
96 then: <<
97 required: <<
98 - interrupts <<
99 86
100 unevaluatedProperties: false !! 87 additionalProperties: false
101 88
102 examples: 89 examples:
103 - | 90 - |
104 #include <dt-bindings/clock/r8a7795-cpg-ms 91 #include <dt-bindings/clock/r8a7795-cpg-mssr.h>
105 #include <dt-bindings/interrupt-controller 92 #include <dt-bindings/interrupt-controller/arm-gic.h>
106 #include <dt-bindings/power/r8a7795-sysc.h 93 #include <dt-bindings/power/r8a7795-sysc.h>
107 94
108 tsc: thermal@e6198000 { 95 tsc: thermal@e6198000 {
109 compatible = "renesas,r8a7795-thermal" !! 96 compatible = "renesas,r8a7795-thermal";
110 reg = <0xe6198000 0x100>, !! 97 reg = <0xe6198000 0x100>,
111 <0xe61a0000 0x100>, !! 98 <0xe61a0000 0x100>,
112 <0xe61a8000 0x100>; !! 99 <0xe61a8000 0x100>;
113 interrupts = <GIC_SPI 67 IRQ_TYPE_LEVE !! 100 interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
114 <GIC_SPI 68 IRQ_TYPE_LEVE !! 101 <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
115 <GIC_SPI 69 IRQ_TYPE_LEVE !! 102 <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
116 clocks = <&cpg CPG_MOD 522>; !! 103 clocks = <&cpg CPG_MOD 522>;
117 power-domains = <&sysc R8A7795_PD_ALWA !! 104 power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
118 resets = <&cpg 522>; !! 105 resets = <&cpg 522>;
119 #thermal-sensor-cells = <1>; !! 106 #thermal-sensor-cells = <1>;
120 }; 107 };
121 108
122 thermal-zones { 109 thermal-zones {
123 sensor_thermal: sensor-thermal { !! 110 sensor_thermal: sensor-thermal {
124 polling-delay-passive = <250>; !! 111 polling-delay-passive = <250>;
125 polling-delay = <1000>; !! 112 polling-delay = <1000>;
126 thermal-sensors = <&tsc 0>; !! 113 thermal-sensors = <&tsc 0>;
127 !! 114
128 trips { !! 115 trips {
129 sensor1_crit: sensor1-crit { !! 116 sensor1_crit: sensor1-crit {
130 temperature = <90000>; !! 117 temperature = <90000>;
131 hysteresis = <2000>; !! 118 hysteresis = <2000>;
132 type = "critical"; !! 119 type = "critical";
133 }; !! 120 };
>> 121 };
134 }; 122 };
135 }; <<
136 }; 123 };
137 - | 124 - |
138 #include <dt-bindings/clock/r8a779a0-cpg-m 125 #include <dt-bindings/clock/r8a779a0-cpg-mssr.h>
139 #include <dt-bindings/interrupt-controller 126 #include <dt-bindings/interrupt-controller/arm-gic.h>
140 #include <dt-bindings/power/r8a779a0-sysc. 127 #include <dt-bindings/power/r8a779a0-sysc.h>
141 128
142 tsc_r8a779a0: thermal@e6190000 { 129 tsc_r8a779a0: thermal@e6190000 {
143 compatible = "renesas,r8a779a0-thermal !! 130 compatible = "renesas,r8a779a0-thermal";
144 reg = <0xe6190000 0x200>, !! 131 reg = <0xe6190000 0x200>,
145 <0xe6198000 0x200>, !! 132 <0xe6198000 0x200>,
146 <0xe61a0000 0x200>, !! 133 <0xe61a0000 0x200>,
147 <0xe61a8000 0x200>, !! 134 <0xe61a8000 0x200>,
148 <0xe61b0000 0x200>; !! 135 <0xe61b0000 0x200>;
149 clocks = <&cpg CPG_MOD 919>; !! 136 clocks = <&cpg CPG_MOD 919>;
150 power-domains = <&sysc R8A779A0_PD_ALW !! 137 power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
151 resets = <&cpg 919>; !! 138 resets = <&cpg 919>;
152 #thermal-sensor-cells = <1>; !! 139 #thermal-sensor-cells = <1>;
153 }; 140 };
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