refactor: SD card SPI HAL (#3957)

* refactor: SD card SPI driver

* Removed SPI and DMA StdPeriph drivers

* Allow for disabling SPI DMA support

* Disable SPI sdcard CRC support

* Fix 2MHz timer on NV14

* Shared VS1053b driver

* Fix: SPI2 uses PCLK1

* feat: new generic diskio API

* More generic SD_CARD_PRESENT()

* Fixes

* Flush incoming block on token mismatch

* Scratch buffer test

* Incredible hack to re-sync sd card

* fix: SDIO driver

radio/src/hal/storage.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) EdgeTX
+ *
+ * Based on code named
+ *   opentx - https://github.com/opentx/opentx
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#pragma once
+
+// Called when the storage is initialized
+// 
+// Note: can be used to attach the pyhsical volume driver
+//       to the generic FatFs driver
+void storageInit();
+
+// Called before the storage is mounted
+void storagePreMountHook();
+
+bool storageIsPresent();
+
+#define SD_CARD_PRESENT() storageIsPresent()
+
+struct diskio_driver_t;
+
+// returns the default storage's IO driver
+const diskio_driver_t* storageGetDefaultDriver();