I'll let him speak for himself (via Tampa Bay Times):
In a wide-ranging deposition that spanned two days in late May, former Florida Republican Party chairman Jim Greer denounced some party officials as liars and "whack-a-do, right-wing crazies'' as he described turmoil in the months before his resignation.
He also spoke of party attempts at voter suppression,
I was upset because the political consultants and staff were talking about voter suppression and keeping blacks from voting.
Full article here from the Tampa Bay Times.