Add motherboard BIGTREE_SKR_V1.4_TURBO (#16374)

Marlin/src/pins/lpc1769/pins_BTT_SKR_V1_4_TURBO.h

@@ -0,0 +1,30 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2019 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/>.
+ *
+ */
+#pragma once
+
+#define BOARD_INFO_NAME "BIGTREE SKR 1.4 TURBO"
+#define SKR_HAS_LPC1769
+
+//
+// Include SKR 1.4 pins
+//
+#include "../lpc1768/pins_BTT_SKR_V1_4.h"