Cheryl Cole – Call My Name chords

The key of the song: G#
Tempo: 128BPM
Chord progression: IMHO it is very simple: I-iii or G#-Cm.If I am not right please correct me :)

(...)
  G#           Cm            G#I love you too much to let go
                  Cm                    G#How'd you think I feel when you call my name
              Cm                 G#You got me confused by the way I change
                  Cm                    G#How'd you think I feel when you call my name
        CmMy name, say my name baby