sumotoy/RA8875 — pull request #10 by DrewJaworskiRIS (2014-12-23 23:51:43+00:00)
Title: Remove protected word "Matrix"

I am not sure how you've been getting this to compile, but I think the word "Matrix" was accidentally added to the struct definition when you made your changes to the Adafruit library initially. I was unable to compile without removing the word.