[Keyboard] XD75 refactor (#5420)

* Refactor layout macro names

Update the names of the layout macros to reflect QMK's desired usage.

- KEYMAP renamed to LAYOUT
  - colinta keymap updated accordingly
- KC_KEYMAP renamed to LAYOUT_kc
  - mtdjr keymap updated accordingly

* Update xd75.h to use #pragma once include guard

* Update keymaps to use QMK_KEYBOARD_H

* Refactor default keymap

- updated to use layout macro
- remove deprecated action_get_macro function
- add functions from QMK keymap.c template
  - process_record_user
  - matrix_init_user
  - matrix_scan_user
  - led_set_user

* Update supporting files

- updated config.h files to use #pragma once include guard
- remove errant QUANTUM_DIR code block

* Rename readme files to fully lowercase filenames

* Restructure keyboard readme

Updated the readme to better align with the current QMK template.

* Bugfixes to supporting files

2 files changed, 4 insertions, 9 deletions

diff --git a/keyboards/xd75/keymaps/mtdjr/config.h b/keyboards/xd75/keymaps/mtdjr/config.h
index 7e2227c874..0ceba236fe 100644
--- a/keyboards/xd75/keymaps/mtdjr/config.h
+++ b/keyboards/xd75/keymaps/mtdjr/config.h
@@ -14,10 +14,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef CONFIG_USER_H
-#define CONFIG_USER_H
-
-#include "../../config.h"
+#pragma once
 
 // place overrides here
 #undef MANUFACTURER
@@ -25,5 +22,3 @@
 #define MANUFACTURER    mtdjr
 #define PRODUCT         XD75
 #define DESCRIPTION     XD75Re
-
-#endif
diff --git a/keyboards/xd75/keymaps/mtdjr/keymap.c b/keyboards/xd75/keymaps/mtdjr/keymap.c
index 074cf7335a..e56d918fd5 100644
--- a/keyboards/xd75/keymaps/mtdjr/keymap.c
+++ b/keyboards/xd75/keymaps/mtdjr/keymap.c
@@ -3,7 +3,7 @@
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
- [_QWERTY] = KC_KEYMAP(
+ [_QWERTY] = LAYOUT_kc(
 //  .--------------------------------------------------------------------------.
       EXC, 1  , 2  , 3  , 4  , 5  ,PGUP,MPNT,PGDN, 6  , 7  , 8  , 9  , 0  ,BSPC,
 //  |----+----+----+----+----+----+----+----+----+----+----+----+----+----+----|
@@ -17,7 +17,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 //  '----+----+----+----+----+----+----+----+----+----+----+----+----+----+----'
 ),
 
- [_LOWER] = KC_KEYMAP(
+ [_LOWER] = LAYOUT_kc(
 //  .--------------------------------------------------------------------------.
      xxxx, F1 , F2 , F3 , F4 , F5 , F6 ,xxxx, F7 , F8 , F9 , F10, F11, F12, DEL,
 //  |----+----+----+----+----+----+----+----+----+----+----+----+----+----+----|
@@ -31,7 +31,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 //  '----+----+----+----+----+----+----+----+----+----+----+----+----+----+----'
 ),
 
-[_RAISE] = KC_KEYMAP(
+[_RAISE] = LAYOUT_kc(
 //  .--------------------------------------------------------------------------.
      xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,
 //  |----+----+----+----+----+----+----+----+----+----+----+----+----+----+----|