Migrate serial_uart usages to UART driver (#15479)

* Migrate Thermal Printer feature to UART driver

* Migrate 40percentclub UT47 to UART driver

* Migrate Centromere to UART driver

* Migrate Chimera Ergo to UART driver

* Migrate Chimera Let's Split to UART driver

* Migrate Chimera Ortho to UART driver

* Migrate Chimera Ortho Plus to UART driver

* Migrate Comet46 to UART driver

* Migrate Palm USB converter to UART driver

* Migrate Sun USB converter to UART driver

* Migrate Dichotomy to UART driver

* Migrate Honeycomb to UART driver

* Migrate Mitosis to UART driver

* Migrate Redox W to UART driver

* Migrate Uni660 to UART driver

* Migrate Telophase to UART driver

4 files changed, 5 insertions, 66 deletions

diff --git a/keyboards/converter/palm_usb/config.h b/keyboards/converter/palm_usb/config.h
index 4afc654e85..35032835cd 100644
--- a/keyboards/converter/palm_usb/config.h
+++ b/keyboards/converter/palm_usb/config.h
@@ -60,58 +60,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     get_mods() == (MOD_BIT(KC_LGUI) | MOD_BIT(KC_RGUI)) || \
     get_mods() == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
 )
-
-
-/* Serial(USART) configuration
- *     asynchronous, negative logic, 9600baud, no flow control
- *     1-start bit, 8-data bit, non parity, 1-stop bit
- */
-#define SERIAL_SOFT_BAUD            9600
-#define SERIAL_SOFT_PARITY_NONE
-#define SERIAL_SOFT_BIT_ORDER_LSB
-#if (HANDSPRING == 0)
-    #define SERIAL_SOFT_LOGIC_NEGATIVE  //RS232 logic
-#endif
-/* RXD Port */
-#define SERIAL_SOFT_RXD_ENABLE
-
-// we are using Pro micro pin 3 / D0 as serial
-#define SERIAL_SOFT_RXD_DDR         DDRD
-#define SERIAL_SOFT_RXD_PORT        PORTD
-#define SERIAL_SOFT_RXD_PIN         PIND
-#define SERIAL_SOFT_RXD_BIT         0
-#define SERIAL_SOFT_RXD_VECT        INT0_vect
-
-/* RXD Interupt */
-#define SERIAL_SOFT_RXD_INIT()      do { \
-    /* pin configuration: input with pull-up */ \
-    SERIAL_SOFT_RXD_DDR &= ~(1<<SERIAL_SOFT_RXD_BIT); \
-    SERIAL_SOFT_RXD_PORT |= (1<<SERIAL_SOFT_RXD_BIT); \
-    /* enable interrupt: INT0(rising edge) */ \
-    EICRA |= ((1<<ISC01)|(1<<ISC00)); \
-    EIMSK |= (1<<INT0); \
-    sei(); \
-} while (0)
-#define SERIAL_SOFT_RXD_INT_ENTER()
-#define SERIAL_SOFT_RXD_INT_EXIT()  do { \
-    /* clear interrupt  flag */ \
-    EIFR = (1<<INTF0); \
-} while (0)
-#define SERIAL_SOFT_RXD_READ()      (SERIAL_SOFT_RXD_PIN&(1<<SERIAL_SOFT_RXD_BIT))
-
-/* TXD Port */
-#define SERIAL_SOFT_TXD_ENABLE
-#define SERIAL_SOFT_TXD_DDR         DDRD
-#define SERIAL_SOFT_TXD_PORT        PORTD
-#define SERIAL_SOFT_TXD_PIN         PIND
-#define SERIAL_SOFT_TXD_BIT         3
-#define SERIAL_SOFT_TXD_HI()        do { SERIAL_SOFT_TXD_PORT |=  (1<<SERIAL_SOFT_TXD_BIT); } while (0)
-#define SERIAL_SOFT_TXD_LO()        do { SERIAL_SOFT_TXD_PORT &= ~(1<<SERIAL_SOFT_TXD_BIT); } while (0)
-#define SERIAL_SOFT_TXD_INIT()      do { \
-    /* pin configuration: output */ \
-    SERIAL_SOFT_TXD_DDR |= (1<<SERIAL_SOFT_TXD_BIT); \
-    /* idle */ \
-    SERIAL_SOFT_TXD_ON(); \
-} while (0)
-
-
diff --git a/keyboards/converter/palm_usb/matrix.c b/keyboards/converter/palm_usb/matrix.c
index 5cb3c23572..010fd56c79 100644
--- a/keyboards/converter/palm_usb/matrix.c
+++ b/keyboards/converter/palm_usb/matrix.c
@@ -18,7 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include QMK_KEYBOARD_H
-#include "protocol/serial.h"
+#include "uart.h"
 #include "timer.h"
 
 
@@ -164,7 +164,7 @@ uint8_t rts_reset(void) {
 uint8_t get_serial_byte(void) {
     static uint8_t code;
     while(1) {
-        code = serial_recv();
+        code = uart_read();
         if (code) { 
             debug_hex(code); debug(" ");
             return code;
@@ -240,7 +240,7 @@ void matrix_init(void)
     debug_enable = true;
     //debug_matrix =true;
     
-    serial_init(); // arguments all #defined 
+    uart_init(9600); // arguments all #defined 
  
 #if (HANDSPRING == 0)
     pins_init(); // set all inputs and outputs. 
@@ -290,7 +290,7 @@ void matrix_init(void)
 uint8_t matrix_scan(void)
 {
     uint8_t code;
-    code = serial_recv();
+    code = uart_read();
     if (!code) {
 /*         
         disconnect_counter ++;
diff --git a/keyboards/converter/palm_usb/post_rules.mk b/keyboards/converter/palm_usb/post_rules.mk
deleted file mode 100644
index 9c11076701..0000000000
--- a/keyboards/converter/palm_usb/post_rules.mk
+++ /dev/null
@@ -1,7 +0,0 @@
-ifdef HARDWARE_SERIAL
-  # Untested with palm_usb
-  SRC += protocol/serial_uart.c
-  OPT_DEFS += -DHARDWARE_SERIAL
-else
-  SRC += protocol/serial_soft.c
-endif
diff --git a/keyboards/converter/palm_usb/rules.mk b/keyboards/converter/palm_usb/rules.mk
index c5e680b883..a1d2e39b23 100644
--- a/keyboards/converter/palm_usb/rules.mk
+++ b/keyboards/converter/palm_usb/rules.mk
@@ -20,5 +20,6 @@ RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 CUSTOM_MATRIX = yes
 
 SRC += matrix.c
+QUANTUM_LIB_SRC += uart.c
 
 DEFAULT_FOLDER = converter/palm_usb/stowaway