# Qualcomm Linux migration documentation

## Migrate to Qualcomm Linux 2.0

Consider updates to the build system, OpenEmbedded layers, kernel, OTA upgrade, and features to migrate from Qualcomm^®^ Linux^®^ 1.0 to Qualcomm Linux 2.0.

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</svg> Migrate to Qualcomm Linux 2.0

Provides an overview of migration from Qualcomm Linux 1.0 to Qualcomm Linux 2.0.

https://docs.qualcomm.com/doc/80-80020-150/topic/migrate_overview.html#overview

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</svg> Changes in the OpenEmbedded layers and the build system

Learn about the updates to the OpenEmbedded layers, build system, overrides, BitBake variables, and various recipes.

https://docs.qualcomm.com/doc/80-80020-150/topic/migrate-open-embedded-layers.html#layers

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Changes in the Qualcomm Linux kernel

Migrate kernel configurations and device trees to Qualcomm Linux 2.0.

https://docs.qualcomm.com/doc/80-80020-150/topic/migrate-qualcomm-linux-kernel.html#kernel

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Migrate using OTA upgrade

Use over-the-air upgrade to migrate to Qualcomm Linux 2.0 through OSTree and capsule.

https://docs.qualcomm.com/doc/80-80020-150/topic/migrate-using-ota-software.html#ota

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Migrate features

Migrate features from Qualcomm Linux 1.0 to Qualcomm Linux 2.0.

https://docs.qualcomm.com/doc/80-80020-150/topic/migrate-features.html#features

## Use overlays to evaluate Qualcomm technology stacks

Configure and use Qualcomm Linux overlays when migrating from Qualcomm Linux 1.0 to Qualcomm Linux 2.0.

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Enable and evaluate Qualcomm Linux overlays

Provides an overview of modular Qualcomm technology stacks.

https://docs.qualcomm.com/doc/80-80020-150/topic/overlay_overview.html#overlay-overview

<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewbox="0 0 16 16" fill="none" aria-label="icn-book-blue">
  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Overlay functionality and driver module blacklisting

Learn how modules are blacklisted to implement and load overlays at bootup.

https://docs.qualcomm.com/doc/80-80020-150/topic/overlay_functionality.html#functionality

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Use overlay configurations to derive image recipes

Evaluate various overlay configurations available in Qualcomm Linux 2.0.

https://docs.qualcomm.com/doc/80-80020-150/topic/overlay_configurations.html#configurations

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  <path d="M8 2V14M3.33333 2H12.6667C13.403 2 14 2.59695 14 3.33333V12.6667C14 13.403 13.403 14 12.6667 14H3.33333C2.59695 14 2 13.403 2 12.6667V3.33333C2 2.59695 2.59695 2 3.33333 2Z" stroke="#2A2AEA" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"></path>
</svg> Evaluate overlays using supported workflows

Use an overlay workflow that suits your product needs and use cases.

https://docs.qualcomm.com/doc/80-80020-150/topic/overlay_workflows.html#workflows

Last Published: Mar 03, 2026

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Migrate to Qualcomm Linux 2.0](https://docs.qualcomm.com/bundle/publicresource/80-80020-150/topics/migrate_overview.md)