Adds support for Planck Rev 6 (#2666)

* initial files for rev 6 with encoder

* music map init, dip scan added

* adds ws2812 driver for arm

* flesh out dip and encoder support

* adds default encoder res

* adds default encoder res

* start muse implementation

* muse working with encoder as control

* flip direction

* try mouse wheel again

* dont break other revs

* dont break other revs

* conditional autio

* pwm ws driver (not working)

* update build includes for chibios

* update ws2812 driver/config

* last commit for glasser code

* working example

* remove rgb for now

* finish up rev6

* working encoder keycodes

* add warnings to planck keymaps about the LAYOUT

1 files changed, 5 insertions, 0 deletions

diff --git a/quantum/process_keycode/process_music.h b/quantum/process_keycode/process_music.h
index 8ccb7a3a54..f6753d4f24 100644
--- a/quantum/process_keycode/process_music.h
+++ b/quantum/process_keycode/process_music.h
@@ -29,6 +29,11 @@ enum music_modes {
   NUMBER_OF_MODES
 };
 
+
+#ifdef MUSIC_MAP
+        extern const uint8_t music_map[MATRIX_ROWS][MATRIX_COLS];
+#endif
+
 bool process_music(uint16_t keycode, keyrecord_t *record);
 
 bool is_music_on(void);