Yes! We wont have to wait for the next GCN version of Zelda because an all new one is coming to GBA!
The next GBA Zelda title is already in works and Capcom will once again be in charge of development.
Shigeru Miyamoto and Eiji Aonuma revealed in a recent interview with Dutch game journalists that a new Zelda title is underway for GBA. The title is being developed by Capcom, who were also responsible for Zelda: Oracles of Ages and Zelda: Oracles of Season, will once again be in charge of development. The title has been under works since 2001 and we'll get our first glimpse at E3.
http://www.nintendonow.com/news/45.html