What do you mean by own bussing??
All onsite Disney resorts have transportation from the resort to the parks.
All-Stars - Buses to the parks, buses to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. Sidewalk available to McDonalds and Blizzard Beach(May share busses with other All-Star resorts)
Pop Century - Buses to the parks, buses to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. (No sharing)
Animal Kingdom Lodge - Buses to the parks, buses to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. (No sharing)
Contemporary/Polynesian/Grand Floridian - Monorail to Magic Kingdom and Epcot, Buses to Animal Kingdom Lodge, the Studios, DTD, and Blizzard Beach/Typhoon Lagoon (May share buses with each other)
Polynesian/Grand Floridian - Boat to Magic Kingdom
Contemporary - Walkway to Magic Kingdom
Boardwalk Inn/Boardwalk Villas/Beach Club/Beach Club Villas/Yacht Club/Swan/Dolphin - Boat and Walkway to Epcot and Studios, Buses to Magic Kingdom, Animal Kingdom, DTD, and Blizzard Beach/Typhoon Lagoon (May share buses with each other)
Coronado Springs - Buses to the parks, buses to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon, sidewalk available to Blizzard Beach. (No sharing, multiple bus stops within the resort)
Carribbean Beach - Buses to the parks, buses to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. (No sharing, multiple bus stops within the resort)
Port Orleans French Quarter/Riverside - Buses to the parks, buses and boat to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. (May share buses with each other, multiple stops in Riverside)
Old Key West - Buses to the parks, buses and boats to DTD Disney, buses to Blizzard Beach/Typhoon Lagoon. (No sharing, multiple stops inside resort)
Saratoga Springs - Buses to the parks, buses, boat, and walkway to DTD , buses to Blizzard Beach/Typhoon Lagoon. (No sharing, multiple stops inside resort)
Wilderness Lodge/Villas - Boat to Magic Kingdom, bus to Magic Kingdom, bus to Epcot, Studios, Animal Kingdom, DTD, Blizzard Beach/Typhoon Lagoon, may share bus with Ft. Wilderness, boat to Contemporary and Ft. Wilderness, Walkway to Ft. Wilderness, bus to Ft. Wilderness
Ft. Wilderness Campground - Boat to Magic Kingdom, bus to Epcot, Studios, Animal Kingdom, DTD, Blizzard Beach/Typoon Lagoon, may share bus with Wilderness Lodge, boat to Contemporary, and Wilderness Lodge, walkway to Wilderness Lodge, bus to Wilderness Lodge. - Ft. Wilderness - internal bus routes inside campground.
I "think" I've covered it all.