Move servo code to modules/servo.*

Marlin/src/module/servo.cpp

@@ -0,0 +1,54 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * module/servo.cpp
+ */
+
+#include "../inc/MarlinConfig.h"
+
+#if HAS_SERVOS
+
+#include "servo.h"
+
+HAL_SERVO_LIB servo[NUM_SERVOS];
+
+void servo_init() {
+  #if NUM_SERVOS >= 1 && HAS_SERVO_0
+    servo[0].attach(SERVO0_PIN);
+    servo[0].detach(); // Just set up the pin. We don't have a position yet. Don't move to a random position.
+  #endif
+  #if NUM_SERVOS >= 2 && HAS_SERVO_1
+    servo[1].attach(SERVO1_PIN);
+    servo[1].detach();
+  #endif
+  #if NUM_SERVOS >= 3 && HAS_SERVO_2
+    servo[2].attach(SERVO2_PIN);
+    servo[2].detach();
+  #endif
+  #if NUM_SERVOS >= 4 && HAS_SERVO_3
+    servo[3].attach(SERVO3_PIN);
+    servo[3].detach();
+  #endif
+}
+
+#endif // HAS_SERVOS