Relocate PS2 code (#14895)

* Relocate ps2 protocol code

* clang

* Move makefile logic

11 files changed, 38 insertions, 32 deletions

diff --git a/common_features.mk b/common_features.mk
index 9b9425dc3..083aa4aaa 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -576,6 +576,40 @@ ifeq ($(strip $(AUTO_SHIFT_ENABLE)), yes)
     endif
 endif
 
+ifeq ($(strip $(PS2_MOUSE_ENABLE)), yes)
+    PS2_ENABLE := yes
+    SRC += ps2_mouse.c
+    OPT_DEFS += -DPS2_MOUSE_ENABLE
+    OPT_DEFS += -DMOUSE_ENABLE
+endif
+
+ifeq ($(strip $(PS2_USE_BUSYWAIT)), yes)
+    PS2_ENABLE := yes
+    SRC += ps2_busywait.c
+    SRC += ps2_io_avr.c
+    OPT_DEFS += -DPS2_USE_BUSYWAIT
+endif
+
+ifeq ($(strip $(PS2_USE_INT)), yes)
+    PS2_ENABLE := yes
+    SRC += ps2_interrupt.c
+    SRC += ps2_io.c
+    OPT_DEFS += -DPS2_USE_INT
+endif
+
+ifeq ($(strip $(PS2_USE_USART)), yes)
+    PS2_ENABLE := yes
+    SRC += ps2_usart.c
+    SRC += ps2_io.c
+    OPT_DEFS += -DPS2_USE_USART
+endif
+
+ifeq ($(strip $(PS2_ENABLE)), yes)
+    COMMON_VPATH += $(DRIVER_PATH)/ps2
+    COMMON_VPATH += $(PLATFORM_PATH)/$(PLATFORM_KEY)/$(DRIVER_DIR)/ps2
+    OPT_DEFS += -DPS2_ENABLE
+endif
+
 JOYSTICK_ENABLE ?= no
 VALID_JOYSTICK_TYPES := analog digital
 JOYSTICK_DRIVER ?= analog
diff --git a/tmk_core/protocol/ps2.h b/drivers/ps2/ps2.h
index f12319285..f12319285 100644
--- a/tmk_core/protocol/ps2.h
+++ b/drivers/ps2/ps2.h
diff --git a/tmk_core/protocol/ps2_busywait.c b/drivers/ps2/ps2_busywait.c
index 983194eea..983194eea 100644
--- a/tmk_core/protocol/ps2_busywait.c
+++ b/drivers/ps2/ps2_busywait.c
diff --git a/tmk_core/protocol/ps2_interrupt.c b/drivers/ps2/ps2_interrupt.c
index 70debd02f..70debd02f 100644
--- a/tmk_core/protocol/ps2_interrupt.c
+++ b/drivers/ps2/ps2_interrupt.c
diff --git a/tmk_core/protocol/ps2_io.h b/drivers/ps2/ps2_io.h
index de93cb7a3..de93cb7a3 100644
--- a/tmk_core/protocol/ps2_io.h
+++ b/drivers/ps2/ps2_io.h
diff --git a/tmk_core/protocol/ps2_mouse.c b/drivers/ps2/ps2_mouse.c
index 39251a643..8a6668b41 100644
--- a/tmk_core/protocol/ps2_mouse.c
+++ b/drivers/ps2/ps2_mouse.c
@@ -16,13 +16,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include <stdbool.h>
-
-#if defined(__AVR__)
-#    include <avr/io.h>
-#endif
-
 #include "ps2_mouse.h"
 #include "wait.h"
+#include "gpio.h"
 #include "host.h"
 #include "timer.h"
 #include "print.h"
@@ -158,8 +154,8 @@ static inline void ps2_mouse_convert_report_to_hid(report_mouse_t *mouse_report)
 
 #ifdef PS2_MOUSE_INVERT_BUTTONS
     // swap left & right buttons
-    uint8_t needs_left = mouse_report->buttons & PS2_MOUSE_BTN_RIGHT;
-    uint8_t needs_right = mouse_report->buttons & PS2_MOUSE_BTN_LEFT;
+    uint8_t needs_left    = mouse_report->buttons & PS2_MOUSE_BTN_RIGHT;
+    uint8_t needs_right   = mouse_report->buttons & PS2_MOUSE_BTN_LEFT;
     mouse_report->buttons = (mouse_report->buttons & ~(PS2_MOUSE_BTN_MASK)) | (needs_left ? PS2_MOUSE_BTN_LEFT : 0) | (needs_right ? PS2_MOUSE_BTN_RIGHT : 0);
 #else
     // remove sign and overflow flags
diff --git a/tmk_core/protocol/ps2_mouse.h b/drivers/ps2/ps2_mouse.h
index c97c6c893..c97c6c893 100644
--- a/tmk_core/protocol/ps2_mouse.h
+++ b/drivers/ps2/ps2_mouse.h
diff --git a/tmk_core/protocol/ps2_io_avr.c b/platforms/avr/drivers/ps2/ps2_io.c
index 7c826fbf1..7c826fbf1 100644
--- a/tmk_core/protocol/ps2_io_avr.c
+++ b/platforms/avr/drivers/ps2/ps2_io.c
diff --git a/tmk_core/protocol/ps2_usart.c b/platforms/avr/drivers/ps2/ps2_usart.c
index 5f7008369..151cfcd68 100644
--- a/tmk_core/protocol/ps2_usart.c
+++ b/platforms/avr/drivers/ps2/ps2_usart.c
@@ -42,6 +42,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <stdbool.h>
 #include <avr/interrupt.h>
 #include <util/delay.h>
+#include "gpio.h"
 #include "ps2.h"
 #include "ps2_io.h"
 #include "print.h"
diff --git a/tmk_core/protocol/ps2_io_chibios.c b/platforms/chibios/drivers/ps2/ps2_io.c
index 906d85d84..906d85d84 100644
--- a/tmk_core/protocol/ps2_io_chibios.c
+++ b/platforms/chibios/drivers/ps2/ps2_io.c
diff --git a/tmk_core/protocol.mk b/tmk_core/protocol.mk
index 30c87a0f1..8aa063c91 100644
--- a/tmk_core/protocol.mk
+++ b/tmk_core/protocol.mk
@@ -1,30 +1,5 @@
 PROTOCOL_DIR = protocol
 
-ifeq ($(strip $(PS2_MOUSE_ENABLE)), yes)
-    SRC += $(PROTOCOL_DIR)/ps2_mouse.c
-    OPT_DEFS += -DPS2_MOUSE_ENABLE
-    OPT_DEFS += -DMOUSE_ENABLE
-endif
-
-ifeq ($(strip $(PS2_USE_BUSYWAIT)), yes)
-    SRC += protocol/ps2_busywait.c
-    SRC += protocol/ps2_io_avr.c
-    OPT_DEFS += -DPS2_USE_BUSYWAIT
-endif
-
-ifeq ($(strip $(PS2_USE_INT)), yes)
-    SRC += protocol/ps2_interrupt.c
-    SRC += protocol/ps2_io_$(PLATFORM_KEY).c
-    OPT_DEFS += -DPS2_USE_INT
-endif
-
-ifeq ($(strip $(PS2_USE_USART)), yes)
-    SRC += protocol/ps2_usart.c
-    SRC += protocol/ps2_io_$(PLATFORM_KEY).c
-    OPT_DEFS += -DPS2_USE_USART
-endif
-
-
 ifeq ($(strip $(SERIAL_MOUSE_MICROSOFT_ENABLE)), yes)
     SRC += $(PROTOCOL_DIR)/serial_mouse_microsoft.c
     OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MICROSOFT \