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arm64: tegra: Wire up power sensors on Jetson TX1 DevKit

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One INA3221 sensor is located on P2180 module and the other two are on
P2597 base board.

Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Tomasz Maciej Nowak 2024-08-21 20:58:03 +02:00 committed by Thierry Reding
parent 6e1a196425
commit 3ed4e09860
2 changed files with 79 additions and 0 deletions
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29
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
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@ -33,6 +33,35 @@
status = "okay";
};
i2c@7000c400 {
status = "okay";
power-sensor@40 {
compatible = "ti,ina3221";
reg = <0x40>;
#address-cells = <1>;
#size-cells = <0>;
input@0 {
reg = <0x0>;
label = "VDD_IN";
shunt-resistor-micro-ohms = <20000>;
};
input@1 {
reg = <0x1>;
label = "VDD_GPU";
shunt-resistor-micro-ohms = <10000>;
};
input@2 {
reg = <0x2>;
label = "VDD_CPU";
shunt-resistor-micro-ohms = <10000>;
};
};
};
i2c@7000c500 {
status = "okay";

50
arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
View File

@ -1319,6 +1319,56 @@
status = "okay";
clock-frequency = <100000>;
power-sensor@42 {
compatible = "ti,ina3221";
reg = <0x42>;
#address-cells = <1>;
#size-cells = <0>;
input@0 {
reg = <0x0>;
label = "VDD_MUX";
shunt-resistor-micro-ohms = <20000>;
};
input@1 {
reg = <0x1>;
label = "VDD_5V_IO_SYS";
shunt-resistor-micro-ohms = <5000>;
};
input@2 {
reg = <0x2>;
label = "VDD_3V3_SYS";
shunt-resistor-micro-ohms = <10000>;
};
};
power-sensor@43 {
compatible = "ti,ina3221";
reg = <0x43>;
#address-cells = <1>;
#size-cells = <0>;
input@0 {
reg = <0x0>;
label = "VDD_3V3_IO";
shunt-resistor-micro-ohms = <10000>;
};
input@1 {
reg = <0x1>;
label = "VDD_1V8_IO";
shunt-resistor-micro-ohms = <10000>;
};
input@2 {
reg = <0x2>;
label = "VDD_M2_IN";
shunt-resistor-micro-ohms = <10000>;
};
};
exp1: gpio@74 {
compatible = "ti,tca9539";
reg = <0x74>;