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arm64: dts: amlogic: a1: introduce cpu temperature sensor

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The A1 SoC family has only one thermal sensor for CPU temperature
measurement. It is required to set the TS clock rate to 500kHz to make
it workable.

Signed-off-by: Dmitry Rokosov <ddrokosov@salutedevices.com>
Link: https://lore.kernel.org/r/20240328192645.20914-3-ddrokosov@salutedevices.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Dmitry Rokosov
2024-03-28 22:26:36 +03:00
committed by Neil Armstrong
parent 947bde9069
commit 049d141161
1 changed files with 11 additions and 0 deletions
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arch/arm64/boot/dts/amlogic/meson-a1.dtsi
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@@ -400,6 +400,17 @@
power-domains = <&pwrc PWRC_USB_ID>;
};
cpu_temp: temperature-sensor@4c00 {
compatible = "amlogic,a1-cpu-thermal";
reg = <0x0 0x4c00 0x0 0x50>;
interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clkc_periphs CLKID_TS>;
assigned-clocks = <&clkc_periphs CLKID_TS>;
assigned-clock-rates = <500000>;
#thermal-sensor-cells = <0>;
amlogic,ao-secure = <&sec_AO>;
};
hwrng: rng@5118 {
compatible = "amlogic,meson-rng";
reg = <0x0 0x5118 0x0 0x4>;