delay(SERVO_DELAY) => safe_delay(servo_delay[servo_index])

.travis.yml

   #
   - restore_configs
   - opt_enable NUM_SERVOS Z_PROBE_SERVO_NR Z_SERVO_ANGLES DEACTIVATE_SERVOS_AFTER_MOVE
+  - opt_set NUM_SERVOS 1
   - opt_enable AUTO_BED_LEVELING_3POINT DEBUG_LEVELING_FEATURE EEPROM_SETTINGS
   - build_marlin_pio ${TRAVIS_BUILD_DIR} ${TEST_PLATFORM}
   #

Marlin/src/HAL/HAL_AVR/servo_AVR.cpp

  *
  * write()               - Set the servo angle in degrees. (Invalid angles —over MIN_PULSE_WIDTH— are treated as µs.)
  * writeMicroseconds()   - Set the servo pulse width in microseconds.
- * move(pin, angle)      - Sequence of attach(pin), write(angle), delay(SERVO_DELAY).
- *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after SERVO_DELAY.
+ * move(pin, angle)      - Sequence of attach(pin), write(angle), safe_delay(servo_delay[servoIndex]).
+ *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after servo_delay[servoIndex].
  * read()                - Get the last-written servo pulse width as an angle between 0 and 180.
  * readMicroseconds()    - Get the last-written servo pulse width in microseconds.
  * attached()            - Return true if a servo is attached.

Marlin/src/HAL/HAL_LPC1768/LPC1768_Servo.cpp

  *
  * write()               - Set the servo angle in degrees. (Invalid angles —over MIN_PULSE_WIDTH— are treated as µs.)
  * writeMicroseconds()   - Set the servo pulse width in microseconds.
- * move(pin, angle)      - Sequence of attach(pin), write(angle), delay(SERVO_DELAY).
- *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after SERVO_DELAY.
+ * move(pin, angle)      - Sequence of attach(pin), write(angle), safe_delay(servo_delay[servoIndex]).
+ *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after servo_delay[servoIndex].
  * read()                - Get the last-written servo pulse width as an angle between 0 and 180.
  * readMicroseconds()    - Get the last-written servo pulse width in microseconds.
  * attached()            - Return true if a servo is attached.
     static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
     if (this->attach(0) >= 0) {    // notice the pin number is zero here
       this->write(value);
-      delay(servo_delay[this->servoIndex]);
+      safe_delay(servo_delay[this->servoIndex]);
       #if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
         this->detach();
         LPC1768_PWM_detach_pin(servo_info[this->servoIndex].Pin.nbr);  // shut down the PWM signal

Marlin/src/HAL/HAL_STM32F1/HAL_Servo_Stm32f1.cpp

 }
 
 void libServo::move(const int value) {
+  constexpr uint16_t servo_delay[] = SERVO_DELAY;
+  static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
   if (this->attach(0) >= 0) {
     this->write(value);
-    delay(SERVO_DELAY);
+    safe_delay(servo_delay[this->servoIndex]);
     #if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
       this->detach();
     #endif

Marlin/src/HAL/HAL_STM32F7/HAL_Servo_STM32F7.cpp

 }
 
 void libServo::move(const int value) {
+  constexpr uint16_t servo_delay[] = SERVO_DELAY;
+  static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
   if (this->attach(0) >= 0) {
     this->write(value);
-    delay(SERVO_DELAY);
+    safe_delay(servo_delay[this->servoIndex]);
     #if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
       this->detach();
     #endif

Marlin/src/HAL/HAL_TEENSY35_36/HAL_Servo_Teensy.cpp

 #if defined(__MK64FX512__) || defined(__MK66FX1M0__)
 
-#include "HAL_Servo_Teensy.h"
 #include "../../inc/MarlinConfig.h"
 
+#if HAS_SERVOS
+
+#include "HAL_Servo_Teensy.h"
+
 int8_t libServo::attach(const int pin) {
   if (this->servoIndex >= MAX_SERVOS) return -1;
   return Servo::attach(pin);
 }
 
 void libServo::move(const int value) {
+  constexpr uint16_t servo_delay[] = SERVO_DELAY;
+  static_assert(COUNT(servo_delay) == NUM_SERVOS, "SERVO_DELAY must be an array NUM_SERVOS long.");
   if (this->attach(0) >= 0) {
     this->write(value);
-    delay(SERVO_DELAY);
+    safe_delay(servo_delay[this->servoIndex]);
     #if ENABLED(DEACTIVATE_SERVOS_AFTER_MOVE)
       this->detach();
     #endif
   }
 }
 
+#endif // HAS_SERVOS
+
 #endif // __MK64FX512__ || __MK66FX1M0__

Marlin/src/HAL/servo.cpp

  *
  * write()               - Set the servo angle in degrees. (Invalid angles —over MIN_PULSE_WIDTH— are treated as µs.)
  * writeMicroseconds()   - Set the servo pulse width in microseconds.
- * move(pin, angle)      - Sequence of attach(pin), write(angle), delay(SERVO_DELAY).
- *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after SERVO_DELAY.
+ * move(pin, angle)      - Sequence of attach(pin), write(angle), safe_delay(servo_delay[servoIndex]).
+ *                         With DEACTIVATE_SERVOS_AFTER_MOVE it detaches after servo_delay[servoIndex].
  * read()                - Get the last-written servo pulse width as an angle between 0 and 180.
  * readMicroseconds()    - Get the last-written servo pulse width in microseconds.
  * attached()            - Return true if a servo is attached.
 }
 
 #endif // HAS_SERVOS
-