[PATCH v13 5/6] arm64: dts: mediatek: mt8195: Add thermal zones and thermal nodes

bchihi at baylibre.com bchihi at baylibre.com
Tue Feb 7 05:09:57 PST 2023


From: Balsam CHIHI <bchihi at baylibre.com>

Add thermal zones and thermal nodes for the mt8195.

Signed-off-by: Balsam CHIHI <bchihi at baylibre.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt8195.dtsi | 129 +++++++++++++++++++++++
 1 file changed, 129 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 09df105f4606..c7e958f8f1b5 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -14,6 +14,7 @@
 #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
 #include <dt-bindings/power/mt8195-power.h>
 #include <dt-bindings/reset/mt8195-resets.h>
+#include <dt-bindings/thermal/mediatek,lvts-thermal.h>
 
 / {
 	compatible = "mediatek,mt8195";
@@ -954,6 +955,17 @@ spi0: spi at 1100a000 {
 			status = "disabled";
 		};
 
+		lvts_ap: thermal-sensor at 1100b000 {
+			compatible = "mediatek,mt8195-lvts-ap";
+			reg = <0 0x1100b000 0 0x1000>;
+			interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH 0>;
+			clocks = <&infracfg_ao CLK_INFRA_AO_THERM>;
+			resets = <&infracfg_ao MT8195_INFRA_RST0_THERM_CTRL_SWRST>;
+			nvmem-cells = <&lvts_efuse_data1 &lvts_efuse_data2>;
+			nvmem-cell-names = "lvts-calib-data-1", "lvts-calib-data-2";
+			#thermal-sensor-cells = <1>;
+		};
+
 		spi1: spi at 11010000 {
 			compatible = "mediatek,mt8195-spi",
 				     "mediatek,mt6765-spi";
@@ -1114,6 +1126,17 @@ mmc2: mmc at 11250000 {
 			status = "disabled";
 		};
 
+		lvts_mcu: thermal-sensor at 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>;
+		};
+
 		xhci1: usb at 11290000 {
 			compatible = "mediatek,mt8195-xhci",
 				     "mediatek,mtk-xhci";
@@ -2387,4 +2410,110 @@ dp_tx: dp-tx at 1c600000 {
 			status = "disabled";
 		};
 	};
+
+	thermal_zones: thermal-zones {
+		cpu0-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_LITTLE_CPU0>;
+			trips {
+				cpu0_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu1-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_LITTLE_CPU1>;
+			trips {
+				cpu1_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu2-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_LITTLE_CPU2>;
+			trips {
+				cpu2_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu3-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_LITTLE_CPU3>;
+			trips {
+				cpu3_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu4-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_BIG_CPU0>;
+			trips {
+				cpu4_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu5-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_BIG_CPU1>;
+			trips {
+				cpu5_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu6-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_BIG_CPU2>;
+			trips {
+				cpu6_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
+		cpu7-thermal {
+			polling-delay = <0>;
+			polling-delay-passive = <0>;
+			thermal-sensors = <&lvts_mcu MT8195_MCU_BIG_CPU3>;
+			trips {
+				cpu7_crit: trip-crit {
+					temperature = <100000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+	};
 };
-- 
2.34.1




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