ext-flash driver moved to arch/dev/

arch/dev/ext-flash/README.md

@@ -0,0 +1,11 @@
+# Ext-flash Driver
+
+This is a generic driver for external SPI flash memories. It has been tested with the following parts:
+- Winbond W25X20CL
+- Winbond W25X40CL
+- Macronix MX25R8035F
+- Macronix MX25R1635F
+- Macronix MX25R6435F
+- Macronix MX25U6435F
+
+These parts have identical instruction sets; only the manufacturer and device ID differ, which must be specified in `board.h`.

arch/platform/srf06-cc26xx/launchpad/Makefile.launchpad

@@ -4,5 +4,7 @@ CONTIKI_TARGET_DIRS += launchpad common
 
 BOARD_SOURCEFILES += board.c board-buttons.c xmem.c
 
+MODULES += arch/dev/ext-flash
+
 ### Signal that we can be programmed with cc2538-bsl
 BOARD_SUPPORTS_BSL=1

arch/platform/srf06-cc26xx/sensortag/Makefile.sensortag

@@ -8,3 +8,5 @@ BOARD_SOURCEFILES += bmp-280-sensor.c tmp-007-sensor.c opt-3001-sensor.c
 BOARD_SOURCEFILES += hdc-1000-sensor.c mpu-9250-sensor.c xmem.c
 BOARD_SOURCEFILES += buzzer.c
 BOARD_SOURCEFILES += board.c board-i2c.c
+
+MODULES += arch/dev/ext-flash