[Keyboard] Add bootmagic lite keys to both halve of A.dux (#14731)

Co-authored-by: filterpaper <filterpaper@localhost>

keyboards/a_dux/config.h

@@ -74,3 +74,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define SOFT_SERIAL_PIN D1
 
 #define EE_HANDS
+
+/* Top left key on left half */
+#define BOOTMAGIC_LITE_ROW 0
+#define BOOTMAGIC_LITE_COLUMN 0
+/* Top right key on right half */
+#define BOOTMAGIC_LITE_ROW_RIGHT 4
+#define BOOTMAGIC_LITE_COLUMN_RIGHT 4

keyboards/a_dux/readme.md

@@ -31,7 +31,7 @@ Make examples for this keyboard (after setting up your build environment):
 
 Enter the bootloader in 3 ways:
 
-* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
+* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard. (With `EE_HANDS` configured, hold down the top right key on the right half to place the right controller in bootloader mode)
 * **Physical reset**: Briefly short the RST and GND pins on the microcontroller using tweezers, a paperclip, or any other conductive material.
 * **Keycode in layout**: Press the key mapped to `RESET` if it is available
 

keyboards/a_dux/rules.mk

@@ -7,7 +7,7 @@ BOOTLOADER = atmel-dfu
 # Build Options
 #   change yes to no to disable
 #
-BOOTMAGIC_ENABLE = no       # Enable Bootmagic Lite
+BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
 MOUSEKEY_ENABLE = yes       # Mouse keys
 EXTRAKEY_ENABLE = yes       # Audio control and System control
 CONSOLE_ENABLE = no         # Console for debug