remove unneeded gpio_free()
only show dirty_lines warning while debugging
add defaults: bpp=16, fps=20
use fbtft defaults for bpp and fps
add dynamic debug support
backlight did not respond to blanking
use backlight subsystem
forgot to change debug statements
remove unneeded #include's
use write_reg()
'led' is handled by core
use backlight subsystem
'led' is handled by core