[PATCH 3/3] arm64: tegra: Add regulator for Jetson AGX Thor module EEPROM
From: Jon Hunter
Date: Fri Nov 06 2026 - 07:09:09 EST
Add the 1.8V regulator that supplies the EEPROM on the Jetson AGX Thor
module to fix the following warning:
WARNING KERN at24 1-0050: supply vcc not found, using dummy regulator
Fixes: 056329beb73e ("arm64: tegra: Add NVIDIA Jetson AGX Thor module EEPROM")
Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra264-p3834.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra264-p3834.dtsi b/arch/arm64/boot/dts/nvidia/tegra264-p3834.dtsi
index 707e2e79efa7..765d1c62c597 100644
--- a/arch/arm64/boot/dts/nvidia/tegra264-p3834.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra264-p3834.dtsi
@@ -46,6 +46,7 @@ eeprom@50 {
compatible = "atmel,24c02";
reg = <0x50>;
label = "module";
+ vcc-supply = <&vdd_1v8_ls>;
address-width = <8>;
pagesize = <8>;
size = <256>;
@@ -66,6 +67,15 @@ thermal-sensor@4c {
};
};
+ vdd_1v8_ls: regulator-vdd-1v8-ls {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_1V8_LS";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vdd_1v8_ao>;
+ regulator-always-on;
+ };
+
vdd_1v8_ao: regulator-vdd-1v8-ao {
compatible = "regulator-fixed";
regulator-name = "VDD_1V8_AO";
--
2.43.0