diff mbox series

[v2,09/12] arm64: dts: qcom: sc8280xp-x13s: Add PM8280_{1/2} VADC channels

Message ID 20221029051449.30678-10-manivannan.sadhasivam@linaro.org
State New
Headers show
Series sc8280xp-pmic updates and X13s thermal zone support | expand

Commit Message

Manivannan Sadhasivam Oct. 29, 2022, 5:14 a.m. UTC 
Add VADC channels of PM8280_{1/2} PMICs for measuring the on-chip die
temperature and external thermistors connected to the AMUX pins.

The measurements are collected by the primary PMIC PMK8280 from the
secondary PMICs PM8280_{1/2} and exposed over the PMK8280's VADC channels.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)

Comments

Krzysztof Kozlowski Nov. 2, 2022, 8:08 p.m. UTC | #1 
On 29/10/2022 01:14, Manivannan Sadhasivam wrote:
> Add VADC channels of PM8280_{1/2} PMICs for measuring the on-chip die
> temperature and external thermistors connected to the AMUX pins.
> 
> The measurements are collected by the primary PMIC PMK8280 from the
> secondary PMICs PM8280_{1/2} and exposed over the PMK8280's VADC channels.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index 18315743313b..250e1489f029 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -7,6 +7,7 @@ 
 /dts-v1/;
 
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/iio/qcom,spmi-adc7-pm8350.h>
 #include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 
@@ -189,6 +190,66 @@  xo-therm@44 {
 		qcom,ratiometric;
 		qcom,hw-settle-time = <200>;
 	};
+
+	pmic-die-temp@103 {
+		reg = <PM8350_ADC7_DIE_TEMP(1)>;
+		label = "pm8280_1_die_temp";
+		qcom,pre-scaling = <1 1>;
+	};
+
+	sys-therm@144 {
+		reg = <PM8350_ADC7_AMUX_THM1_100K_PU(1)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@145 {
+		reg = <PM8350_ADC7_AMUX_THM2_100K_PU(1)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@146 {
+		reg = <PM8350_ADC7_AMUX_THM3_100K_PU(1)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@147 {
+		reg = <PM8350_ADC7_AMUX_THM4_100K_PU(1)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	pmic-die-temp@303 {
+		reg = <PM8350_ADC7_DIE_TEMP(3)>;
+		label = "pm8250_2_die_temp";
+		qcom,pre-scaling = <1 1>;
+	};
+
+	sys-therm@344 {
+		reg = <PM8350_ADC7_AMUX_THM1_100K_PU(3)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@345 {
+		reg = <PM8350_ADC7_AMUX_THM2_100K_PU(3)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@346 {
+		reg = <PM8350_ADC7_AMUX_THM3_100K_PU(3)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
+
+	sys-therm@347 {
+		reg = <PM8350_ADC7_AMUX_THM4_100K_PU(3)>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+	};
 };
 
 &qup0 {