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arm64: dts: imx91: Add thermal-sensor and thermal-zone support

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Add thermal-sensor and thermal-zone support.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Frank Li 2025-10-20 15:00:42 -04:00 committed by Shawn Guo
parent b4bf5e5589
commit f0ed0e8444
1 changed files with 58 additions and 0 deletions
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58
arch/arm64/boot/dts/freescale/imx91.dtsi
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@ -6,6 +6,54 @@
#include "imx91-pinfunc.h"
#include "imx91_93_common.dtsi"
/{
thermal-zones {
cpu-thermal {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tmu 0>;
trips {
cpu_alert: cpu-alert {
temperature = <80000>;
hysteresis = <2000>;
type = "passive";
};
cpu_crit: cpu-crit {
temperature = <90000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert>;
cooling-device =
<&A55_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
};
};
&aips1 {
tmu: thermal-sensor@44482000 {
compatible = "fsl,imx91-tmu";
reg = <0x44482000 0x1000>;
#thermal-sensor-cells = <0>;
clocks = <&clk IMX93_CLK_TMC_GATE>;
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "thr1", "thr2", "ready";
nvmem-cells = <&tmu_trim1>, <&tmu_trim2>;
nvmem-cell-names = "trim1", "trim2";
};
};
&clk {
compatible = "fsl,imx91-ccm";
};
@ -69,3 +117,13 @@ &media_blk_ctrl {
clock-names = "apb", "axi", "nic", "disp", "cam",
"lcdif", "isi", "csi";
};
&ocotp {
tmu_trim1: tmu-trim@a0 {
reg = <0xa0 0x4>;
};
tmu_trim2: tmu-trim@a4 {
reg = <0xa4 0x4>;
};
};