renesas,r9a09g047-tsu.yaml

 1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 2%YAML 1.2
 3---
 4$id: http://devicetree.org/schemas/thermal/renesas,r9a09g047-tsu.yaml#
 5$schema: http://devicetree.org/meta-schemas/core.yaml#
 6
 7title: Renesas RZ/G3E Temperature Sensor Unit (TSU)
 8
 9maintainers:
10  - John Madieu <john.madieu.xa@bp.renesas.com>
11
12description:
13  The Temperature Sensor Unit (TSU) is an integrated thermal sensor that
14  monitors the chip temperature on the Renesas RZ/G3E SoC. The TSU provides
15  real-time temperature measurements for thermal management.
16
17properties:
18  compatible:
19    oneOf:
20      - const: renesas,r9a09g047-tsu # RZ/G3E
21      - items:
22          - const: renesas,r9a09g057-tsu # RZ/V2H
23          - const: renesas,r9a09g047-tsu # RZ/G3E
24
25  reg:
26    maxItems: 1
27
28  clocks:
29    maxItems: 1
30
31  resets:
32    maxItems: 1
33
34  power-domains:
35    maxItems: 1
36
37  interrupts:
38    items:
39      - description: Conversion complete interrupt signal (pulse)
40      - description: Comparison result interrupt signal (level)
41
42  interrupt-names:
43    items:
44      - const: adi
45      - const: adcmpi
46
47  "#thermal-sensor-cells":
48    const: 0
49
50  renesas,tsu-trim:
51    $ref: /schemas/types.yaml#/definitions/phandle-array
52    items:
53      - items:
54          - description: phandle to system controller
55          - description: offset of trim registers
56    description:
57      Phandle and offset to the system controller containing the TSU
58      calibration trim values. The offset points to the first trim register
59      (OTPTSU1TRMVAL0), with the second trim register (OTPTSU1TRMVAL1) located
60      at offset + 4.
61
62required:
63  - compatible
64  - reg
65  - clocks
66  - resets
67  - power-domains
68  - interrupts
69  - interrupt-names
70  - "#thermal-sensor-cells"
71  - renesas,tsu-trim
72
73additionalProperties: false
74
75examples:
76  - |
77    #include <dt-bindings/clock/renesas,r9a09g047-cpg.h>
78    #include <dt-bindings/interrupt-controller/arm-gic.h>
79
80    thermal-sensor@14002000 {
81        compatible = "renesas,r9a09g047-tsu";
82        reg = <0x14002000 0x1000>;
83        clocks = <&cpg CPG_MOD 0x10a>;
84        resets = <&cpg 0xf8>;
85        power-domains = <&cpg>;
86        interrupts = <GIC_SPI 250 IRQ_TYPE_EDGE_RISING>,
87                     <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>;
88        interrupt-names = "adi", "adcmpi";
89        #thermal-sensor-cells = <0>;
90        renesas,tsu-trim = <&sys 0x330>;
91    };