You can just use facebook mobile to update that. You send sms messages to update status or post on a wall, and you can send a mms message to post a picture to your profile. You can post videos, too.
Type "facebook mobile" into the help. You have to subscribe to it and enter an activation code to get started.
Yes - I've been googling everywhere and still cannot find the best one except ShoZu which doesn't work smoothly. Only managed once to upload the photos but later it doesn't upload anymore...