Use a macro for HAL header redirection (#10380)

Marlin/src/HAL/HAL.h

@@ -1,59 +0,0 @@
-/* **************************************************************************
-
- Marlin 3D Printer Firmware
- Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
-
- 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/>.
-****************************************************************************/
-
-/**
- * Description: HAL wrapper
- *
- * Supports platforms :
- *    ARDUINO_ARCH_SAM : For Arduino Due and other boards based on Atmel SAM3X8E
- *    __AVR__ : For all Atmel AVR boards
- */
-
-#ifndef _HAL_H
-#define _HAL_H
-
-#include "HAL_SPI.h"
-
-#define CPU_32_BIT
-
-#ifdef __AVR__
-  #undef CPU_32_BIT
-  #include "HAL_AVR/HAL_AVR.h"
-#elif defined(ARDUINO_ARCH_SAM)
-  #include "HAL_DUE/HAL_Due.h"
-  #include "math_32bit.h"
-#elif defined(__MK64FX512__) || defined(__MK66FX1M0__)
-  #include "HAL_TEENSY35_36/HAL_Teensy.h"
-  #include "math_32bit.h"
-#elif defined(TARGET_LPC1768)
-  #include "math_32bit.h"
-  #include "HAL_LPC1768/HAL.h"
-#elif defined(__STM32F1__) || defined(TARGET_STM32F1)
-  #include "math_32bit.h"
-  #include "HAL_STM32F1/HAL_Stm32f1.h"
-#elif defined(STM32F7)
-  #define CPU_32_BIT
-  #include "math_32bit.h"
-  #include "HAL_STM32F7/HAL_STM32F7.h"
-#else
-  #error "Unsupported Platform!"
-#endif
-
-#endif // _HAL_H