Brake conversion

i want t oknow if i can use the brake parts eg the rotors calipers and the wheel hubs from a 89 toyota camry all trac to swap unto my 88 camry which is front wheel drive wtih drum brakes i would really like to make it four wheel disk brakes i saw the parts in a junk yard on a car and was going ot geet them but wasnt sure if it was able to be done. if it is possible im going to try it thanks foryour imput