--- /dev/null
+From 498e2f7a6e69dcbca24715de2b4b97569fdfeff4 Mon Sep 17 00:00:00 2001
+From: Balsam CHIHI <bchihi@baylibre.com>
+Date: Thu, 9 Feb 2023 11:56:24 +0100
+Subject: [PATCH] dt-bindings: thermal: mediatek: Add LVTS thermal controllers
+
+Add LVTS thermal controllers dt-binding definition for mt8192 and mt8195.
+
+Signed-off-by: Balsam CHIHI <bchihi@baylibre.com>
+Reviewed-by: Rob Herring <robh@kernel.org>
+Link: https://lore.kernel.org/r/20230209105628.50294-3-bchihi@baylibre.com
+Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
+Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
+---
+ .../thermal/mediatek,lvts-thermal.yaml | 142 ++++++++++++++++++
+ .../thermal/mediatek,lvts-thermal.h | 19 +++
+ 2 files changed, 161 insertions(+)
+ create mode 100644 Documentation/devicetree/bindings/thermal/mediatek,lvts-thermal.yaml
+ create mode 100644 include/dt-bindings/thermal/mediatek,lvts-thermal.h
+
+--- /dev/null
++++ b/Documentation/devicetree/bindings/thermal/mediatek,lvts-thermal.yaml
+@@ -0,0 +1,142 @@
++# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
++%YAML 1.2
++---
++$id: http://devicetree.org/schemas/thermal/mediatek,lvts-thermal.yaml#
++$schema: http://devicetree.org/meta-schemas/core.yaml#
++
++title: MediaTek SoC Low Voltage Thermal Sensor (LVTS)
++
++maintainers:
++ - Balsam CHIHI <bchihi@baylibre.com>
++
++description: |
++ LVTS is a thermal management architecture composed of three subsystems,
++ a Sensing device - Thermal Sensing Micro Circuit Unit (TSMCU),
++ a Converter - Low Voltage Thermal Sensor converter (LVTS), and
++ a Digital controller (LVTS_CTRL).
++
++properties:
++ compatible:
++ enum:
++ - mediatek,mt8192-lvts-ap
++ - mediatek,mt8192-lvts-mcu
++ - mediatek,mt8195-lvts-ap
++ - mediatek,mt8195-lvts-mcu
++
++ reg:
++ maxItems: 1
++
++ interrupts:
++ maxItems: 1
++
++ clocks:
++ maxItems: 1
++
++ resets:
++ maxItems: 1
++ description: LVTS reset for clearing temporary data on AP/MCU.
++
++ nvmem-cells:
++ minItems: 1
++ items:
++ - description: Calibration eFuse data 1 for LVTS
++ - description: Calibration eFuse data 2 for LVTS
++
++ nvmem-cell-names:
++ minItems: 1
++ items:
++ - const: lvts-calib-data-1
++ - const: lvts-calib-data-2
++
++ "#thermal-sensor-cells":
++ const: 1
++
++allOf:
++ - $ref: thermal-sensor.yaml#
++
++ - if:
++ properties:
++ compatible:
++ contains:
++ enum:
++ - mediatek,mt8192-lvts-ap
++ - mediatek,mt8192-lvts-mcu
++ then:
++ properties:
++ nvmem-cells:
++ maxItems: 1
++
++ nvmem-cell-names:
++ maxItems: 1
++
++ - if:
++ properties:
++ compatible:
++ contains:
++ enum:
++ - mediatek,mt8195-lvts-ap
++ - mediatek,mt8195-lvts-mcu
++ then:
++ properties:
++ nvmem-cells:
++ minItems: 2
++
++ nvmem-cell-names:
++ minItems: 2
++
++required:
++ - compatible
++ - reg
++ - interrupts
++ - clocks
++ - resets
++ - nvmem-cells
++ - nvmem-cell-names
++ - "#thermal-sensor-cells"
++
++additionalProperties: false
++
++examples:
++ - |
++ #include <dt-bindings/interrupt-controller/arm-gic.h>
++ #include <dt-bindings/clock/mt8195-clk.h>
++ #include <dt-bindings/reset/mt8195-resets.h>
++ #include <dt-bindings/thermal/mediatek,lvts-thermal.h>
++
++ soc {
++ #address-cells = <2>;
++ #size-cells = <2>;
++
++ lvts_mcu: thermal-sensor@11278000 {
++ compatible = "mediatek,mt8195-lvts-mcu";
++ reg = <0 0x11278000 0 0x1000>;
++ interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH 0>;
++ clocks = <&infracfg_ao CLK_INFRA_AO_THERM>;
++ resets = <&infracfg_ao MT8195_INFRA_RST4_THERM_CTRL_MCU_SWRST>;
++ nvmem-cells = <&lvts_efuse_data1 &lvts_efuse_data2>;
++ nvmem-cell-names = "lvts-calib-data-1", "lvts-calib-data-2";
++ #thermal-sensor-cells = <1>;
++ };
++ };
++
++ thermal_zones: thermal-zones {
++ cpu0-thermal {
++ polling-delay = <1000>;
++ polling-delay-passive = <250>;
++ thermal-sensors = <&lvts_mcu MT8195_MCU_LITTLE_CPU0>;
++
++ trips {
++ cpu0_alert: trip-alert {
++ temperature = <85000>;
++ hysteresis = <2000>;
++ type = "passive";
++ };
++
++ cpu0_crit: trip-crit {
++ temperature = <100000>;
++ hysteresis = <2000>;
++ type = "critical";
++ };
++ };
++ };
++ };
+--- /dev/null
++++ b/include/dt-bindings/thermal/mediatek,lvts-thermal.h
+@@ -0,0 +1,19 @@
++/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
++/*
++ * Copyright (c) 2023 MediaTek Inc.
++ * Author: Balsam CHIHI <bchihi@baylibre.com>
++ */
++
++#ifndef __MEDIATEK_LVTS_DT_H
++#define __MEDIATEK_LVTS_DT_H
++
++#define MT8195_MCU_BIG_CPU0 0
++#define MT8195_MCU_BIG_CPU1 1
++#define MT8195_MCU_BIG_CPU2 2
++#define MT8195_MCU_BIG_CPU3 3
++#define MT8195_MCU_LITTLE_CPU0 4
++#define MT8195_MCU_LITTLE_CPU1 5
++#define MT8195_MCU_LITTLE_CPU2 6
++#define MT8195_MCU_LITTLE_CPU3 7
++
++#endif /* __MEDIATEK_LVTS_DT_H */