From 9152ed09309de1a876680e6309c8eccb509b44b0 Mon Sep 17 00:00:00 2001 From: Jon Hunter Date: Fri, 29 Sep 2023 11:36:50 +0100 Subject: arm64: tegra: Add power-sensors for Tegra234 boards Populate the ina219 and ina3221 power-sensors for the various Tegra234 boards. These sensors are located on the Tegra234 module boards and the configuration of some sensors is common across the different Tegra234 modules. Therefore, add any common sensor configurations to appropriate device tree source file so it can be re-used across modules. Signed-off-by: Jon Hunter Signed-off-by: Thierry Reding --- .../arm64/boot/dts/nvidia/tegra234-p3701-0008.dtsi | 33 ++++++++++++++ arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi | 53 ++++++++++++++++++++++ arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi | 29 ++++++++++++ 3 files changed, 115 insertions(+) (limited to 'arch/arm64/boot/dts/nvidia') diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0008.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0008.dtsi index 62c4fdad0b60..553fa4ba1cd4 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0008.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0008.dtsi @@ -44,6 +44,39 @@ status = "okay"; }; + i2c@c250000 { + power-sensor@41 { + compatible = "ti,ina3221"; + reg = <0x41>; + #address-cells = <1>; + #size-cells = <0>; + + input@0 { + reg = <0x0>; + label = "CVB_ATX_12V"; + shunt-resistor-micro-ohms = <2000>; + }; + + input@1 { + reg = <0x1>; + label = "CVB_ATX_3V3"; + shunt-resistor-micro-ohms = <2000>; + }; + + input@2 { + reg = <0x2>; + label = "CVB_ATX_5V"; + shunt-resistor-micro-ohms = <2000>; + }; + }; + + power-sensor@44 { + compatible = "ti,ina219"; + reg = <0x44>; + shunt-resistor = <2000>; + }; + }; + rtc@c2a0000 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi index 5e7797df50c2..db6ef711674a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi @@ -1987,5 +1987,58 @@ status = "okay"; }; }; + + i2c@c240000 { + status = "okay"; + + power-sensor@40 { + compatible = "ti,ina3221"; + reg = <0x40>; + #address-cells = <1>; + #size-cells = <0>; + + input@0 { + reg = <0x0>; + label = "VDD_GPU_SOC"; + shunt-resistor-micro-ohms = <2000>; + }; + + input@1 { + reg = <0x1>; + label = "VDD_CPU_CV"; + shunt-resistor-micro-ohms = <2000>; + }; + + input@2 { + reg = <0x2>; + label = "VIN_SYS_5V0"; + shunt-resistor-micro-ohms = <2000>; + ti,summation-disable; + }; + }; + + power-sensor@41 { + compatible = "ti,ina3221"; + reg = <0x41>; + #address-cells = <1>; + #size-cells = <0>; + + input@0 { + reg = <0x0>; + status = "disabled"; + }; + + input@1 { + reg = <0x1>; + label = "VDDQ_VDD2_1V8AO"; + shunt-resistor-micro-ohms = <2000>; + }; + + input@2 { + reg = <0x2>; + status = "disabled"; + }; + }; + }; }; }; diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi index fe08e131b7b9..59c14ded5e9f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi @@ -55,6 +55,35 @@ avdd-usb-supply = <&vdd_3v3_ao>; }; + i2c@c240000 { + 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 = <5000>; + }; + + input@1 { + reg = <0x1>; + label = "VDD_CPU_GPU_CV"; + shunt-resistor-micro-ohms = <5000>; + }; + + input@2 { + reg = <0x2>; + label = "VDD_SOC"; + shunt-resistor-micro-ohms = <5000>; + }; + }; + }; + rtc@c2a0000 { status = "okay"; }; -- cgit v1.2.3