update flash config

Author: hathach

examples/MassStorage/msc_external_flash/flash_config.h

@@ -33,34 +33,41 @@
 Adafruit_FlashTransport_SPI flashTransport(CUSTOM_CS, CUSTOM_SPI);
 
 #elif defined(ARDUINO_ARCH_ESP32)
+
 // ESP32 use same flash device that store code for file system.
 // SPIFlash will parse partition.cvs to detect FATFS partition to use
 Adafruit_FlashTransport_ESP32 flashTransport;
 
 #elif defined(ARDUINO_ARCH_RP2040)
+
 // RP2040 use same flash device that store code for file system. Therefore we
 // only need to specify start address and size (no need SPI or SS)
-//   Adafruit_FlashTransport_RP2040(start_address, size)
-// If start = 0, size = 0 (default), values that match file system setting in
+// By default (start=0, size=0), values that match file system setting in
 // 'Tools->Flash Size' menu selection will be used.
 Adafruit_FlashTransport_RP2040 flashTransport;
 
 // To be compatible with CircuitPython partition scheme (start_address = 1 MB,
-// size = total flash - 1 MB) use const value (CPY_START_ADDR, CPY_SIZE).
-// Un-comment following line:
-// Adafruit_FlashTransport_RP2040
-//     flashTransport(Adafruit_FlashTransport_RP2040::CPY_START_ADDR,
-//                    Adafruit_FlashTransport_RP2040::CPY_SIZE);
+// size = total flash - 1 MB) use const value (CPY_START_ADDR, CPY_SIZE) or
+// subclass Adafruit_FlashTransport_RP2040_CPY. Un-comment either of the
+// following line:
+//  Adafruit_FlashTransport_RP2040
+//    flashTransport(Adafruit_FlashTransport_RP2040::CPY_START_ADDR,
+//                   Adafruit_FlashTransport_RP2040::CPY_SIZE);
+//  Adafruit_FlashTransport_RP2040_CPY flashTransport;
 
 #else
+
 // On-board external flash (QSPI or SPI) macros should already
 // defined in your board variant if supported
 // - EXTERNAL_FLASH_USE_QSPI
 // - EXTERNAL_FLASH_USE_CS/EXTERNAL_FLASH_USE_SPI
+
 #if defined(EXTERNAL_FLASH_USE_QSPI)
+
 Adafruit_FlashTransport_QSPI flashTransport;
 
 #elif defined(EXTERNAL_FLASH_USE_SPI)
+
 Adafruit_FlashTransport_SPI flashTransport(EXTERNAL_FLASH_USE_CS,
                                            EXTERNAL_FLASH_USE_SPI);
 

examples/MassStorage/msc_external_flash_sdcard/flash_config.h

@@ -33,34 +33,41 @@
 Adafruit_FlashTransport_SPI flashTransport(CUSTOM_CS, CUSTOM_SPI);
 
 #elif defined(ARDUINO_ARCH_ESP32)
+
 // ESP32 use same flash device that store code for file system.
 // SPIFlash will parse partition.cvs to detect FATFS partition to use
 Adafruit_FlashTransport_ESP32 flashTransport;
 
 #elif defined(ARDUINO_ARCH_RP2040)
+
 // RP2040 use same flash device that store code for file system. Therefore we
 // only need to specify start address and size (no need SPI or SS)
-//   Adafruit_FlashTransport_RP2040(start_address, size)
-// If start = 0, size = 0 (default), values that match file system setting in
+// By default (start=0, size=0), values that match file system setting in
 // 'Tools->Flash Size' menu selection will be used.
 Adafruit_FlashTransport_RP2040 flashTransport;
 
 // To be compatible with CircuitPython partition scheme (start_address = 1 MB,
-// size = total flash - 1 MB) use const value (CPY_START_ADDR, CPY_SIZE).
-// Un-comment following line:
-// Adafruit_FlashTransport_RP2040
-//     flashTransport(Adafruit_FlashTransport_RP2040::CPY_START_ADDR,
-//                    Adafruit_FlashTransport_RP2040::CPY_SIZE);
+// size = total flash - 1 MB) use const value (CPY_START_ADDR, CPY_SIZE) or
+// subclass Adafruit_FlashTransport_RP2040_CPY. Un-comment either of the
+// following line:
+//  Adafruit_FlashTransport_RP2040
+//    flashTransport(Adafruit_FlashTransport_RP2040::CPY_START_ADDR,
+//                   Adafruit_FlashTransport_RP2040::CPY_SIZE);
+//  Adafruit_FlashTransport_RP2040_CPY flashTransport;
 
 #else
+
 // On-board external flash (QSPI or SPI) macros should already
 // defined in your board variant if supported
 // - EXTERNAL_FLASH_USE_QSPI
 // - EXTERNAL_FLASH_USE_CS/EXTERNAL_FLASH_USE_SPI
+
 #if defined(EXTERNAL_FLASH_USE_QSPI)
+
 Adafruit_FlashTransport_QSPI flashTransport;
 
 #elif defined(EXTERNAL_FLASH_USE_SPI)
+
 Adafruit_FlashTransport_SPI flashTransport(EXTERNAL_FLASH_USE_CS,
                                            EXTERNAL_FLASH_USE_SPI);