Marat Fayzullin has updated his (commercial) GameBoy Advance emulator VGBA for Android.

Quote:
What´s in this version:
* Missing joystick buttons problem FIXED.
* Fixed joystick labels to show up on accelerated video.
* Added fast navigation with sections to the file selector.
* Improved the file selector UI look and feel.
* Enlarged screenshots in file selector and Freeze/Restore.
* Added Kingdom Hearts: Chain of Memories to Cheatopedia.
* Added Lufia: The Ruins of Lore to Cheatopedia.

via http://www.aep-emu.de/PNphpBB2-file-...c-t-19331.html