Move backlight config to data driven (#19910)

keyboards/kprepublic/jj4x4/config.h

@@ -24,10 +24,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW or ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-#define BACKLIGHT_PIN D4
-#define BACKLIGHT_LEVELS 12
-#define BACKLIGHT_BREATHING
-
 /* RGB underglow */
 // NOTE: for PS2AVRGB boards, underglow commands are sent via I2C to 0xB0.
 #define RGBLED_NUM 4

keyboards/kprepublic/jj4x4/info.json

@@ -8,6 +8,11 @@
         "pid": "0x0044",
         "device_version": "2.0.0"
     },
+    "backlight": {
+        "pin": "D4",
+        "levels": 12,
+        "breathing": true
+    },
     "processor": "atmega32a",
     "bootloader": "bootloadhid",
     "community_layouts": ["ortho_4x4"],