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| author | Tomasz Maciej Nowak <tmn505@gmail.com> | 2024-08-21 20:58:03 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2024-08-29 17:34:48 +0200 |
| commit | 3ed4e0986028867d1a2fe68da933dd935b12af9e (patch) | |
| tree | d14d0e177cc783356a5798bdc98d3f7d158ce0d1 /arch/arm64 | |
| parent | arm64: tegra: Add p3767 PCIe C4 EP details (diff) | |
| download | linux-3ed4e0986028867d1a2fe68da933dd935b12af9e.tar.xz linux-3ed4e0986028867d1a2fe68da933dd935b12af9e.zip | |
arm64: tegra: Wire up power sensors on Jetson TX1 DevKit
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>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 29 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 50 |
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi index 0ae5a44f7d07..f8b20af1fd3d 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi @@ -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"; diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi index 73ae63628f83..63b94a04308e 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi @@ -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>; |