Unify buzz methods as MarlinUI::buzz (#14803)

Marlin/src/libs/buzzer.cpp

@@ -22,7 +22,7 @@
 
 #include "../inc/MarlinConfig.h"
 
-#if DISABLED(LCD_USE_I2C_BUZZER) && PIN_EXISTS(BEEPER)
+#if USE_BEEPER
 
 #include "buzzer.h"
 #include "../module/temperature.h"
@@ -78,4 +78,4 @@ void Buzzer::tick() {
   else if (ELAPSED(now, state.endtime)) reset();
 }
 
-#endif // !LCD_USE_I2C_BUZZER && BEEPER
+#endif // USE_BEEPER

Marlin/src/libs/buzzer.h

@@ -23,16 +23,7 @@
 
 #include "../inc/MarlinConfig.h"
 
-#if ENABLED(LCD_USE_I2C_BUZZER)
-
-  #define BUZZ(d,f) ui.buzz(d,f)
-
-#elif ENABLED(PCA9632_BUZZER)
-
-  #include "../feature/leds/pca9632.h"
-  #define BUZZ(d, f) pca9632_buzz(d,f)
-
-#elif PIN_EXISTS(BEEPER)
+#if USE_BEEPER
 
   #include "circularqueue.h"
 
@@ -120,10 +111,18 @@
 
   // Provide a buzzer instance
   extern Buzzer buzzer;
+
+  // Buzz directly via the BEEPER pin tone queue
   #define BUZZ(d,f) buzzer.tone(d, f)
 
-#else // No buzz capability
+#elif HAS_BUZZER
 
+  // Buzz indirectly via the MarlinUI instance
+  #define BUZZ(d,f) ui.buzz(d,f)
+
+#else
+
+  // No buzz capability
   #define BUZZ(d,f) NOOP
 
 #endif