1 # SPDX-License-Identifier: GPL-2.0-only
2 # Copyright (C) 2020 Renesas Electronics Corp.
5 $id: http://devicetree.org/schemas/thermal/rcar-gen3-thermal.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Renesas R-Car Gen3 Thermal Sensor
11 On R-Car Gen3 SoCs, the thermal sensor controllers (TSC) control the thermal
12 sensors (THS) which are the analog circuits for measuring temperature (Tj)
16 - Niklas Söderlund <niklas.soderlund@ragnatech.se>
21 - renesas,r8a774a1-thermal # RZ/G2M
22 - renesas,r8a774b1-thermal # RZ/G2N
23 - renesas,r8a774e1-thermal # RZ/G2H
24 - renesas,r8a7795-thermal # R-Car H3
25 - renesas,r8a7796-thermal # R-Car M3-W
26 - renesas,r8a77961-thermal # R-Car M3-W+
27 - renesas,r8a77965-thermal # R-Car M3-N
28 - renesas,r8a77980-thermal # R-Car V3H
33 - description: TSC1 registers
34 - description: TSC2 registers
35 - description: TSC3 registers
39 - description: TEMP1 interrupt
40 - description: TEMP2 interrupt
41 - description: TEMP3 interrupt
52 "#thermal-sensor-cells":
62 - "#thermal-sensor-cells"
64 additionalProperties: false
68 #include <dt-bindings/clock/r8a7795-cpg-mssr.h>
69 #include <dt-bindings/interrupt-controller/arm-gic.h>
70 #include <dt-bindings/power/r8a7795-sysc.h>
72 tsc: thermal@e6198000 {
73 compatible = "renesas,r8a7795-thermal";
74 reg = <0xe6198000 0x100>,
77 interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
78 <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
79 <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
80 clocks = <&cpg CPG_MOD 522>;
81 power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
83 #thermal-sensor-cells = <1>;
87 sensor_thermal: sensor-thermal {
88 polling-delay-passive = <250>;
89 polling-delay = <1000>;
90 thermal-sensors = <&tsc 0>;
93 sensor1_crit: sensor1-crit {
94 temperature = <90000>;