Remove SERIAL_LINK feature (#14727)

* Remove SERIAL_LINK

* more stale paths in doxygen-todo

* Fix

* More refs

* Update testing docs

* Update doxygen-todo

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Ryan <fauxpark@gmail.com>

1 files changed, 2 insertions, 19 deletions

diff --git a/tmk_core/protocol/chibios/chibios.c b/tmk_core/protocol/chibios/chibios.c
index 26181d8c7..c860328c8 100644
--- a/tmk_core/protocol/chibios/chibios.c
+++ b/tmk_core/protocol/chibios/chibios.c
@@ -43,9 +43,6 @@
 #ifdef SLEEP_LED_ENABLE
 #    include "sleep_led.h"
 #endif
-#ifdef SERIAL_LINK_ENABLE
-#    include "serial_link/system/serial_link.h"
-#endif
 #ifdef MIDI_ENABLE
 #    include "qmk_midi.h"
 #endif
@@ -154,15 +151,11 @@ void protocol_init(void) {
     setup_midi();
 #endif
 
-#ifdef SERIAL_LINK_ENABLE
-    init_serial_link();
-#endif
-
     host_driver_t *driver = NULL;
 
-    /* Wait until the USB or serial link is active */
+    /* Wait until USB is active */
     while (true) {
-#if defined(WAIT_FOR_USB) || defined(SERIAL_LINK_ENABLE)
+#if defined(WAIT_FOR_USB)
         if (USB_DRIVER.state == USB_ACTIVE) {
             driver = &chibios_driver;
             break;
@@ -171,13 +164,6 @@ void protocol_init(void) {
         driver = &chibios_driver;
         break;
 #endif
-#ifdef SERIAL_LINK_ENABLE
-        if (is_serial_link_connected()) {
-            driver = get_serial_link_driver();
-            break;
-        }
-        serial_link_update();
-#endif
         wait_ms(50);
     }
 
@@ -209,9 +195,6 @@ void protocol_task(void) {
         print("[s]");
         while (USB_DRIVER.state == USB_SUSPENDED) {
             /* Do this in the suspended state */
-#    ifdef SERIAL_LINK_ENABLE
-            serial_link_update();
-#    endif
             suspend_power_down();  // on AVR this deep sleeps for 15ms
             /* Remote wakeup */
             if (suspend_wakeup_condition()) {