From ec5fd197a9c7d66fb6a257a98e435a56209cb11d Mon Sep 17 00:00:00 2001 From: Jon Hunter Date: Mon, 24 Feb 2020 14:34:34 +0000 Subject: [PATCH] arm64: tegra: Add EEPROM supplies The following warning is observed on Jetson TX1, Jetson Nano and Jetson TX2 platforms because the supply regulators are not specified for the EEPROMs. WARNING KERN at24 0-0050: 0-0050 supply vcc not found, using dummy regulator WARNING KERN at24 0-0057: 0-0057 supply vcc not found, using dummy regulator For both of these platforms the EEPROM is powered by the main 1.8V supply rail and so populate the supply for these devices to fix these warnings. Signed-off-by: Jon Hunter Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 1 + arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 1 + arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 1 + arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts | 1 + arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts | 2 ++ 5 files changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts index d7628f5afb851..961b1be0c56b6 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts @@ -226,6 +226,7 @@ compatible = "atmel,24c02"; reg = <0x57>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi index 947744d0f04c2..da96de04d003f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi @@ -171,6 +171,7 @@ compatible = "atmel,24c02"; reg = <0x50>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi index 95b1a6e76e6e7..f87d2437d11c3 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi @@ -272,6 +272,7 @@ compatible = "atmel,24c02"; reg = <0x50>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts index a3cafe39ba4c4..c70a610f8e3a5 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts @@ -85,6 +85,7 @@ compatible = "atmel,24c02"; reg = <0x57>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts index 848afd855da65..21ed1756b8899 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts @@ -114,6 +114,7 @@ compatible = "atmel,24c02"; reg = <0x50>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; @@ -124,6 +125,7 @@ compatible = "atmel,24c02"; reg = <0x57>; + vcc-supply = <&vdd_1v8>; address-bits = <8>; page-size = <8>; size = <256>; -- 2.30.2