Remove `SOFT_SERIAL_PIN` for non-split boards (#19774)

* Remove `SOFT_SERIAL_PIN` for non-split boards

* Delete more empty config.h

5 files changed, 0 insertions, 38 deletions

diff --git a/keyboards/ai03/equinox/rev1/config.h b/keyboards/ai03/equinox/rev1/config.h
deleted file mode 100644
index dfaa2d3689..0000000000
--- a/keyboards/ai03/equinox/rev1/config.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
-Copyright 2019 Ryota Goto
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#pragma once
diff --git a/keyboards/ai03/lunar/config.h b/keyboards/ai03/lunar/config.h
index ec8ff10fa3..310ed6e760 100644
--- a/keyboards/ai03/lunar/config.h
+++ b/keyboards/ai03/lunar/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/ai03/quasar/config.h b/keyboards/ai03/quasar/config.h
index f139b05f92..05341a2663 100644
--- a/keyboards/ai03/quasar/config.h
+++ b/keyboards/ai03/quasar/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/ai03/soyuz/config.h b/keyboards/ai03/soyuz/config.h
index cc006ce7d1..e77222a3b4 100644
--- a/keyboards/ai03/soyuz/config.h
+++ b/keyboards/ai03/soyuz/config.h
@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 // #define RGB_DI_PIN E2
 // #ifdef RGB_DI_PIN
 //   #define RGBLED_NUM 16
diff --git a/keyboards/ai03/voyager60_alps/config.h b/keyboards/ai03/voyager60_alps/config.h
index 48a1cea374..6d6626784b 100644
--- a/keyboards/ai03/voyager60_alps/config.h
+++ b/keyboards/ai03/voyager60_alps/config.h
@@ -23,11 +23,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 #define DIODE_DIRECTION COL2ROW
 
-/*
- * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
- */
-#define SOFT_SERIAL_PIN D0 // or D1, D2, D3, E6
-
 #define RGB_DI_PIN D2
 #ifdef RGB_DI_PIN
   #define RGBLED_NUM 14