Remove custom matrix from PS2AVRGB boards (#7396)

* Remove custom matrix from PS2AVRGB boards

* Add custom backlight.c to SRC for bminiex, for now

* Add missing DIODE_DIRECTIONs

1 files changed, 5 insertions, 3 deletions

diff --git a/keyboards/jj50/config.h b/keyboards/jj50/config.h
index dfd8a4a8f..884a28d50 100644
--- a/keyboards/jj50/config.h
+++ b/keyboards/jj50/config.h
@@ -32,9 +32,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define DESCRIPTION     Preonic-like clone
 
 /* matrix size */
-#define MATRIX_ROWS 8
-#define MATRIX_COLS 15
-#define DIODE_DIRECTION ROW2COL
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 12
+#define MATRIX_ROW_PINS { B0, B1, B2, B3, B4 }
+#define MATRIX_COL_PINS { A0, A1, A2, A3, A4, A5, A6, A7, C7, C6, C5, C4 }
+#define DIODE_DIRECTION COL2ROW
 
 //#define BACKLIGHT_PIN D4
 #define BACKLIGHT_LEVELS 12