Steam Deck natively recognizes the PS3 controller. Simply plug it in via USB, wait for Steam OS to recognize it, then unplug USB cable and it will work over Bluetooth without needing
PlayStation users report unexpected permanent suspensions - Top Class Actions
How to Use a PS3 Controller Wirelessly on Android with Sixaxis Controller
1427441B01DA PS3 OPP WIRELESS CONTROLLER User Manual 1427441-01_PS3_WirelessController_UM.indd Bensussen Deutsch & Associates, .
PSP Go & PS3 Controller : r/PSP
How to Use PS3 Controller on PC (NO MotioninJoy) - Driver Easy