Here is an X.org configuration file for a Dell Latitude C610 Laptop using an ATI Radeon Mobility M6 LY video card. This configuration uses the stock standard X.org ATI driver, however an upgrade to the ATI closed-source driver shortly is anticipated. It’s running on kate’s laptop.

Download atiradeon_mobility_m6.txt

Update: The configuration file has been updated and can be found here.