src: Rename source folders for atsam and atsamd architectures

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

src/atsam/Kconfig

@@ -0,0 +1,53 @@
+# Kconfig settings for Atmel SAM processors
+
+if MACH_ATSAM
+
+config ATSAM_SELECT
+    bool
+    default y
+    select HAVE_GPIO
+    select HAVE_GPIO_ADC
+    select HAVE_GPIO_I2C
+    select HAVE_GPIO_SPI
+    select HAVE_GPIO_BITBANGING
+
+config BOARD_DIRECTORY
+    string
+    default "atsam"
+
+choice
+    prompt "Processor model"
+    config MACH_SAM3X8E
+        bool "SAM3x8e (Arduino Due)"
+    config MACH_SAM4S8C
+        bool "SAM4s8c (Duet Maestro)"
+    config MACH_SAM4E8E
+        bool "SAM4e8e (Duet Wifi/Eth)"
+endchoice
+
+config MCU
+    string
+    default "sam3x8e" if MACH_SAM3X8E
+    default "sam4s8c" if MACH_SAM4S8C
+    default "sam4e8e" if MACH_SAM4E8E
+
+config CLOCK_FREQ
+    int
+    default 42000000 if MACH_SAM3X8E # 84000000/2
+    default 15000000 if MACH_SAM4S8C # 120000000/8
+    default 60000000 if MACH_SAM4E8E # 120000000/2
+
+config USBSERIAL
+    depends on MACH_SAM4S8C || MACH_SAM4E8E
+    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