Commit bb06eb36 authored by Antony Wang's avatar Antony Wang Committed by Bjorn Andersson
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arm64: qcom: sc7180: trogdor: Add ADC nodes and thermal zone for charger thermistor 



Trogdor has a thermistor to monitor the temperature of the charger IC.
Add the ADC (monitor) nodes and a thermal zone for this thermistor.

Signed-off-by: default avatarAntony Wang <antony_wang@compal.corp-partner.google.com>
[mka: tweaked commit message]
Signed-off-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Link: https://lore.kernel.org/r/20201030084840.1.If389f211a8532b83095ff8c66ec181424440f8d6@changeid


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 7ee3eae8

arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi

+36 −0
Original line number Diff line number Diff line
@@ -13,6 +13,23 @@ 
#include "pm6150.dtsi"

#include "pm6150l.dtsi"



/ {

	thermal-zones {

		charger-thermal {

			polling-delay-passive = <0>;

			polling-delay = <0>;



			thermal-sensors = <&pm6150_adc_tm 1>;



			trips {

				temperature = <125000>;

				hysteresis = <1000>;

				type = "critical";

			};

		};

	};

};



/*

 * Reserved memory changes

 *
@@ -741,6 +758,25 @@ hp_i2c: &i2c9 { 
	status = "okay";

};



&pm6150_adc {

	charger-thermistor@4f {

		reg = <ADC5_AMUX_THM3_100K_PU>;

		qcom,ratiometric;

		qcom,hw-settle-time = <200>;

	};

};



&pm6150_adc_tm {

	status = "okay";



	charger-thermistor@1 {

		reg = <1>;

		io-channels = <&pm6150_adc ADC5_AMUX_THM3_100K_PU>;

		qcom,ratiometric;

		qcom,hw-settle-time-us = <200>;

	};

};



&pm6150_pwrkey {

	status = "disabled";

};