src: Rename source folders for atsam and atsamd architectures

Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>

src/atsamd/Kconfig

@@ -0,0 +1,57 @@
+# Kconfig settings for Atmel SAMD processors
+
+if MACH_ATSAMD
+
+config ATSAMD_SELECT
+    bool
+    default y
+    select HAVE_GPIO
+    select HAVE_GPIO_ADC
+    select HAVE_GPIO_I2C
+    select HAVE_GPIO_SPI
+    select HAVE_GPIO_HARD_PWM
+    select HAVE_GPIO_BITBANGING
+
+config BOARD_DIRECTORY
+    string
+    default "atsamd"
+
+choice
+    prompt "Processor model"
+    config MACH_SAMD21A
+        bool "SAMD21G18A (Arduino Zero)"
+endchoice
+
+config CLOCK_FREQ
+    int
+    default 48000000
+
+choice
+    prompt "Bootloader offset"
+    config FLASH_START_0000
+        bool "No bootloader"
+    config FLASH_START_2000
+        bool "8KiB bootloader (Arduino Zero)"
+    config FLASH_START_4000
+        bool "16KiB bootloader (Arduino M0)"
+endchoice
+
+config FLASH_START
+    hex
+    default 0x4000 if FLASH_START_4000
+    default 0x2000 if FLASH_START_2000
+    default 0x0000
+
+config USBSERIAL
+    bool "Use USB for communication (instead of serial)"
+    default y
+config SERIAL
+    depends on !USBSERIAL
+    bool
+    default y
+config SERIAL_BAUD
+    depends on SERIAL
+    int "Baud rate for serial port"
+    default 250000
+
+endif