GNU/Linux openSUSE Canon MP540/MP550/MP560 Printer Setup – QuickStart Guide
Hi! The linked Tutorial shows you Step-by-Step How to Install Canon PIXMA MP540/MP550/MP560 Printer in openSUSE GNU/Linux Desktop.
And the Canon PIXMA MP540/MP550/MP560 Printer Setup on openSUSE is granted by the GutenPrint Software because the Proprietary Driver is not available.

GNU/Linux openSUSE Canon MP540/MP550/MP560 Printer Installation Guide