Add initial support for the Atmel SAMD20 Xplained Pro board

8 files changed, 268 insertions, 177 deletions

diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog
index 2115b908a..dafb5b6ef 100644
--- a/nuttx/ChangeLog
+++ b/nuttx/ChangeLog
@@ -6576,3 +6576,7 @@
 	* arch/arm/include/samd and src/samd:  Basic framework to support Atmel
 	  SAMD20 Cortex-M0+ chips.  Initial check-in is incomplete; this is a
 	  work in progress (2014-2-12).
+	* configs/samd20-xplained:  Framework to support the Amtel SAMD20
+	  Xplained Pro.  Initial check is just an unverified, rough port of
+	  the SAM4L Xplained Pro configuration (2014-2-12).
+
diff --git a/nuttx/Documentation/README.html b/nuttx/Documentation/README.html
index 900cf5a49..3f6aefbd0 100644
--- a/nuttx/Documentation/README.html
+++ b/nuttx/Documentation/README.html
@@ -163,6 +163,8 @@
  |   |   |   `- <a href="http://sourceforge.net/p/nuttx/git/ci/master/tree/nuttx/configs/rgmp/README.txt"><b><i>README.txt</i></b></a>
  |   |   |- sama5d3x-ek/
  |   |   |   `- <a href="http://sourceforge.net/p/nuttx/git/ci/master/tree/nuttx/configs/sama5d3x-ek/README.txt"><b><i>README.txt</i></b></a>
+ |   |   |- samd20-xplained/
+ |   |   |   `- <a href="http://sourceforge.net/p/nuttx/git/ci/master/tree/nuttx/configs/samd20-xplained/README.txt"><b><i>README.txt</i></b></a>
  |   |   |- sam3u-ek/
  |   |   |   `- <a href="http://sourceforge.net/p/nuttx/git/ci/master/tree/nuttx/configs/sam3u-ek/README.txt"><b><i>README.txt</i></b></a>
  |   |   |- sam4l-xplained/
diff --git a/nuttx/README.txt b/nuttx/README.txt
index 7b7e642d0..10c336107 100644
--- a/nuttx/README.txt
+++ b/nuttx/README.txt
@@ -1109,6 +1109,8 @@ nuttx
  |   |   `- README.txt
  |   |- sama5d3x-ek/
  |   |   `- README.txt
+ |   |- samd20-xplained/
+ |   |   `- README.txt
  |   |- sam3u-ek/
  |   |   `- README.txt
  |   |- sam4l-xplained/
diff --git a/nuttx/arch/arm/src/samd/Kconfig b/nuttx/arch/arm/src/samd/Kconfig
index 1474c0665..97a02a860 100644
--- a/nuttx/arch/arm/src/samd/Kconfig
+++ b/nuttx/arch/arm/src/samd/Kconfig
@@ -18,28 +18,28 @@ config ARCH_CHIP_SAMD20E14
 		Flash 16KB SRAM 2KB
 
 config ARCH_CHIP_SAMD20E15
-	bool "SAMD20E14"
+	bool "SAMD20E15"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20E
 	---help---
 		Flash 32KB SRAM 4KB
 
 config ARCH_CHIP_SAMD20E16
-	bool "SAMD20E14"
+	bool "SAMD20E16"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20E
 	---help---
 		Flash 64KB SRAM 8KB
 
 config ARCH_CHIP_SAMD20E17
-	bool "SAMD20E14"
+	bool "SAMD20E17"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20E
 	---help---
 		Flash 128KB SRAM 16KB
 
 config ARCH_CHIP_SAMD20E18
-	bool "SAMD20E14"
+	bool "SAMD20E18"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20E
 	---help---
@@ -53,28 +53,28 @@ config ARCH_CHIP_SAMD20G14
 		Flash 16KB SRAM 2KB
 
 config ARCH_CHIP_SAMD20G15
-	bool "SAMD20G14"
+	bool "SAMD20G15"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20G
 	---help---
 		Flash 32KB SRAM 4KB
 
 config ARCH_CHIP_SAMD20G16
-	bool "SAMD20G14"
+	bool "SAMD20G16"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20G
 	---help---
 		Flash 64KB SRAM 8KB
 
 config ARCH_CHIP_SAMD20G17
-	bool "SAMD20G14"
+	bool "SAMD20G17"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20G
 	---help---
 		Flash 128KB SRAM 16KB
 
 config ARCH_CHIP_SAMD20G18
-	bool "SAMD20G14"
+	bool "SAMD20G18"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20G
 	---help---
@@ -88,28 +88,28 @@ config ARCH_CHIP_SAMD20J14
 		Flash 16KB SRAM 2KB
 
 config ARCH_CHIP_SAMD20J15
-	bool "SAMD20J14"
+	bool "SAMD20J15"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20J
 	---help---
 		Flash 32KB SRAM 4KB
 
 config ARCH_CHIP_SAMD20J16
-	bool "SAMD20J14"
+	bool "SAMD20J16"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20J
 	---help---
 		Flash 64KB SRAM 8KB
 
 config ARCH_CHIP_SAMD20J17
-	bool "SAMD20J14"
+	bool "SAMD20J17"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20J
 	---help---
 		Flash 128KB SRAM 16KB
 
 config ARCH_CHIP_SAMD20J18
-	bool "SAMD20J14"
+	bool "SAMD20J18"
 	select ARCH_FAMILY_SAMD20
 	select ARCH_FAMILY_SAMD20J
 	---help---
@@ -139,6 +139,22 @@ config ARCH_FAMILY_SAMD20J
 	select SAMD_HAVE_TC6
 	select SAMD_HAVE_TC7
 
+config SAMD_HAVE_SERCOM4
+	bool
+	default n
+
+config SAMD_HAVE_SERCOM5
+	bool
+	default n
+
+config SAMD_HAVE_TC6
+	bool
+	default n
+
+config SAMD_HAVE_TC7
+	bool
+	default n
+
 menu "SAMD Peripheral Support"
 
 config SAMD_WDT
@@ -237,18 +253,18 @@ endmenu
 
 choice
 	prompt "SERCOM0 mode"
-	default SAM_SERCOM0_UART
+	default SAMD_SERCOM0_ISUART
 	depends on SAMD_SERCOM0
 
-config SAM_SERCOM0_I2C
+config SAMD_SERCOM0_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM0_SPI
+config SAMD_SERCOM0_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM0_UART
+config SAMD_SERCOM0_ISUART
 bool "UART"
 select ARCH_HAVE_UART0
 
@@ -256,18 +272,18 @@ endchoice
 
 choice
 	prompt "SERCOM1 mode"
-	default SAM_SERCOM1_UART
+	default SAMD_SERCOM1_ISUART
 	depends on SAMD_SERCOM1
 
-config SAM_SERCOM1_I2C
+config SAMD_SERCOM1_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM1_SPI
+config SAMD_SERCOM1_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM1_UART
+config SAMD_SERCOM1_ISUART
 bool "UART"
 select ARCH_HAVE_UART1
 
@@ -275,18 +291,18 @@ endchoice
 
 choice
 	prompt "SERCOM2 mode"
-	default SAM_SERCOM2_UART
+	default SAMD_SERCOM2_ISUART
 	depends on SAMD_SERCOM2
 
-config SAM_SERCOM2_I2C
+config SAMD_SERCOM2_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM2_SPI
+config SAMD_SERCOM2_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM2_UART
+config SAMD_SERCOM2_ISUART
 bool "UART"
 select ARCH_HAVE_UART2
 
@@ -294,18 +310,18 @@ endchoice
 
 choice
 	prompt "SERCOM3 mode"
-	default SAM_SERCOM3_UART
+	default SAMD_SERCOM3_ISUART
 	depends on SAMD_SERCOM3
 
-config SAM_SERCOM3_I2C
+config SAMD_SERCOM3_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM3_SPI
+config SAMD_SERCOM3_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM3_UART
+config SAMD_SERCOM3_ISUART
 bool "UART"
 select ARCH_HAVE_UART3
 
@@ -313,18 +329,18 @@ endchoice
 
 choice
 	prompt "SERCOM4 mode"
-	default SAM_SERCOM4_UART
+	default SAMD_SERCOM4_ISUART
 	depends on SAMD_SERCOM4
 
-config SAM_SERCOM4_I2C
+config SAMD_SERCOM4_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM4_SPI
+config SAMD_SERCOM4_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM4_UART
+config SAMD_SERCOM4_ISUART
 bool "UART"
 select ARCH_HAVE_UART4
 
@@ -332,18 +348,18 @@ endchoice
 
 choice
 	prompt "SERCOM5 mode"
-	default SAM_SERCOM5_UART
+	default SAMD_SERCOM5_ISUART
 	depends on SAMD_SERCOM5
 
-config SAM_SERCOM5_I2C
+config SAMD_SERCOM5_ISI2C
 bool "I2C"
 select I2C
 
-config SAM_SERCOM5_SPI
+config SAMD_SERCOM5_ISSPI
 bool "SPI"
 select SPI
 
-config SAM_SERCOM5_UART
+config SAMD_SERCOM5_ISUART
 bool "UART"
 select ARCH_HAVE_UART5
 
diff --git a/nuttx/configs/Kconfig b/nuttx/configs/Kconfig
index d126db7b6..97b6684d4 100644
--- a/nuttx/configs/Kconfig
+++ b/nuttx/configs/Kconfig
@@ -552,6 +552,15 @@ config ARCH_BOARD_SAMA5D3X_EK
 	---help---
 		The port of NuttX to the Atmel SAMA5D3x-EK development board (where x=1,3,4, or 5).
 
+config ARCH_BOARD_SAMD20_XPLAINED
+	bool "Atmel SAMD20-Xplained Pro development board"
+	depends on ARCH_CHIP_SAMD20J18
+	select ARCH_HAVE_LEDS
+	select ARCH_HAVE_BUTTONS
+	select ARCH_HAVE_IRQBUTTONS
+	---help---
+		The port of NuttX to the Atmel SAMD20-Xplained Pro development board
+
 config ARCH_BOARD_SAM3UEK
 	bool "Atmel SAM3U-EK development board"
 	depends on ARCH_CHIP_ATSAM3U4E
@@ -935,6 +944,7 @@ config ARCH_BOARD
 	default "qemu-i486"           if ARCH_BOARD_QEMU_I486
 	default "rgmp"                if ARCH_BOARD_RGMP
 	default "sama5d3x-ek"         if ARCH_BOARD_SAMA5D3X_EK
+	default "samd20-xplained"     if ARCH_BOARD_SAMD20_XPLAINED
 	default "sam3u-ek"            if ARCH_BOARD_SAM3UEK
 	default "sam4l-xplained"      if ARCH_BOARD_SAM4L_XPLAINED
 	default "sam4s-xplained"      if ARCH_BOARD_SAM4S_XPLAINED
@@ -1185,6 +1195,9 @@ endif
 if ARCH_BOARD_SAMA5D3X_EK
 source "configs/sama5d3x-ek/Kconfig"
 endif
+if ARCH_BOARD_SAMD20_XPLAINED
+source "configs/samd20-xplained/Kconfig"
+endif
 if ARCH_BOARD_SAM3UEK
 source "configs/sam3u-ek/Kconfig"
 endif
diff --git a/nuttx/configs/README.txt b/nuttx/configs/README.txt
index 1ca2115df..8cea0b846 100644
--- a/nuttx/configs/README.txt
+++ b/nuttx/configs/README.txt
@@ -482,6 +482,9 @@ configs/sama5d3x-ek
   There is also the SAMA5D3FAE-EK bundle includes everything:  The base
   board, all four CPU modules, and the LCD.
 
+configs/samd20-xplained
+  The port of NuttX to the Atmel SAMD20-Xplained development board.
+
 configs/sam3u-ek
   The port of NuttX to the Atmel SAM3U-EK development board.
 
diff --git a/nuttx/configs/samd20-xplained/README.txt b/nuttx/configs/samd20-xplained/README.txt
index 250383071..5e0b56c9c 100644
--- a/nuttx/configs/samd20-xplained/README.txt
+++ b/nuttx/configs/samd20-xplained/README.txt
@@ -527,12 +527,12 @@ SAMD20 Xplained Pro-specific Configuration Options
   Some subsystems can be configured to operate in different ways. The drivers
   need to know how to configure the subsystem.
 
-    CONFIG_SAM_SERCOM0_I2C, CONFIG_SAM_SERCOM0_SPI, or CONFIG_SAM_SERCOM0_UART
-    CONFIG_SAM_SERCOM1_I2C, CONFIG_SAM_SERCOM1_SPI, or CONFIG_SAM_SERCOM1_UART
-    CONFIG_SAM_SERCOM2_I2C, CONFIG_SAM_SERCOM2_SPI, or CONFIG_SAM_SERCOM2_UART
-    CONFIG_SAM_SERCOM3_I2C, CONFIG_SAM_SERCOM3_SPI, or CONFIG_SAM_SERCOM3_UART
-    CONFIG_SAM_SERCOM4_I2C, CONFIG_SAM_SERCOM4_SPI, or CONFIG_SAM_SERCOM4_UART
-    CONFIG_SAM_SERCOM5_I2C, CONFIG_SAM_SERCOM5_SPI, or CONFIG_SAM_SERCOM5_UART
+    CONFIG_SAMD_SERCOM0_ISI2C, CONFIG_SAMD_SERCOM0_ISSPI, or CONFIG_SAMD_SERCOM0_ISUART
+    CONFIG_SAMD_SERCOM1_ISI2C, CONFIG_SAMD_SERCOM1_ISSPI, or CONFIG_SAMD_SERCOM1_ISUART
+    CONFIG_SAMD_SERCOM2_ISI2C, CONFIG_SAMD_SERCOM2_ISSPI, or CONFIG_SAMD_SERCOM2_ISUART
+    CONFIG_SAMD_SERCOM3_ISI2C, CONFIG_SAMD_SERCOM3_ISSPI, or CONFIG_SAMD_SERCOM3_ISUART
+    CONFIG_SAMD_SERCOM4_ISI2C, CONFIG_SAMD_SERCOM4_ISSPI, or CONFIG_SAMD_SERCOM4_ISUART
+    CONFIG_SAMD_SERCOM5_ISI2C, CONFIG_SAMD_SERCOM5_ISSPI, or CONFIG_SAMD_SERCOM5_ISUART
 
   SAT91SAMD20 specific device driver settings
 
@@ -597,11 +597,11 @@ Configurations
      SERCOM4:
 
        System Type -> SAMD Peripheral Support
-         CONFIG_SAM_SERCOM3=y
-         CONFIG_SAM_SERCOM4=n
+         CONFIG_SAMD_SERCOM3=y
+         CONFIG_SAMD_SERCOM4=n
 
        Device Drivers -> Serial Driver Support -> Serial Console
-         CONFIG_SERCOM3_SERIAL_CONSOLE=y
+         CONFIG_UART3_SERIAL_CONSOLE=y
 
        Device Drivers -> Serial Driver Support -> SERCOM4 Configuration
          CONFIG_UART3_2STOP=0
diff --git a/nuttx/configs/samd20-xplained/nsh/defconfig b/nuttx/configs/samd20-xplained/nsh/defconfig
index 4d6fcc72a..e06119b17 100644
--- a/nuttx/configs/samd20-xplained/nsh/defconfig
+++ b/nuttx/configs/samd20-xplained/nsh/defconfig
@@ -8,10 +8,14 @@ CONFIG_NUTTX_NEWCONFIG=y
 # Build Setup
 #
 # CONFIG_EXPERIMENTAL is not set
-CONFIG_HOST_LINUX=y
+# CONFIG_HOST_LINUX is not set
 # CONFIG_HOST_OSX is not set
-# CONFIG_HOST_WINDOWS is not set
+CONFIG_HOST_WINDOWS=y
 # CONFIG_HOST_OTHER is not set
+# CONFIG_WINDOWS_NATIVE is not set
+CONFIG_WINDOWS_CYGWIN=y
+# CONFIG_WINDOWS_MSYS is not set
+# CONFIG_WINDOWS_OTHER is not set
 
 #
 # Build Configuration
@@ -39,7 +43,13 @@ CONFIG_RAW_BINARY=y
 # Debug Options
 #
 # CONFIG_DEBUG is not set
+CONFIG_ARCH_HAVE_STACKCHECK=y
+# CONFIG_ARCH_HAVE_HEAPCHECK is not set
 # CONFIG_DEBUG_SYMBOLS is not set
+CONFIG_ARCH_HAVE_CUSTOMOPT=y
+# CONFIG_DEBUG_NOOPT is not set
+# CONFIG_DEBUG_CUSTOMOPT is not set
+CONFIG_DEBUG_FULLOPT=y
 
 #
 # System Type
@@ -60,6 +70,7 @@ CONFIG_ARCH="arm"
 #
 # ARM Options
 #
+# CONFIG_ARCH_CHIP_A1X is not set
 # CONFIG_ARCH_CHIP_C5471 is not set
 # CONFIG_ARCH_CHIP_CALYPSO is not set
 # CONFIG_ARCH_CHIP_DM320 is not set
@@ -73,132 +84,92 @@ CONFIG_ARCH="arm"
 # CONFIG_ARCH_CHIP_LPC31XX is not set
 # CONFIG_ARCH_CHIP_LPC43XX is not set
 # CONFIG_ARCH_CHIP_NUC1XX is not set
+# CONFIG_ARCH_CHIP_SAMA5 is not set
 CONFIG_ARCH_CHIP_SAMD=y
+# CONFIG_ARCH_CHIP_SAM34 is not set
 # CONFIG_ARCH_CHIP_STM32 is not set
 # CONFIG_ARCH_CHIP_STR71X is not set
+# CONFIG_ARCH_ARM7TDMI is not set
+# CONFIG_ARCH_ARM926EJS is not set
+# CONFIG_ARCH_ARM920T is not set
 CONFIG_ARCH_CORTEXM0=y
+# CONFIG_ARCH_CORTEXM3 is not set
+# CONFIG_ARCH_CORTEXM4 is not set
+# CONFIG_ARCH_CORTEXA5 is not set
+# CONFIG_ARCH_CORTEXA8 is not set
 CONFIG_ARCH_FAMILY="armv6-m"
 CONFIG_ARCH_CHIP="samd"
-# CONFIG_ARMV6M_USEBASEPRI is not set
+CONFIG_ARCH_HAVE_CMNVECTOR=y
+# CONFIG_ARMV7M_CMNVECTOR is not set
 # CONFIG_ARCH_HAVE_FPU is not set
-CONFIG_ARCH_HAVE_MPU=y
-# CONFIG_ARMV6M_MPU is not set
+# CONFIG_ARCH_HAVE_MPU is not set
 
 #
 # ARMV6M Configuration Options
 #
+# CONFIG_ARMV6M_TOOLCHAIN_ATOLLIC is not set
 # CONFIG_ARMV6M_TOOLCHAIN_BUILDROOT is not set
-# CONFIG_ARMV6M_TOOLCHAIN_CODEREDL is not set
+# CONFIG_ARMV6M_TOOLCHAIN_CODEREDW is not set
 CONFIG_ARMV6M_TOOLCHAIN_CODESOURCERYW=y
+# CONFIG_ARMV6M_TOOLCHAIN_DEVKITARM is not set
 # CONFIG_ARMV6M_TOOLCHAIN_GNU_EABIL is not set
-# CONFIG_ARMV6M_OABI_TOOLCHAIN=y
-# CONFIG_GPIO_IRQ is not set
-
-#
-# SAMD Configuration Options
-#
-# CONFIG_ARCH_CHIP_ATSAM3U4E is not set
-# CONFIG_ARCH_CHIP_ATSAM3X8E is not set
-# CONFIG_ARCH_CHIP_ATSAM3X8C is not set
-# CONFIG_ARCH_CHIP_ATSAM3X4E is not set
-# CONFIG_ARCH_CHIP_ATSAM3X4C is not set
-# CONFIG_ARCH_CHIP_ATSAM3A8C is not set
-# CONFIG_ARCH_CHIP_ATSAM3A4C is not set
-# CONFIG_ARCH_CHIP_ATSAMD20C2C is not set
-# CONFIG_ARCH_CHIP_ATSAMD20C2B is not set
-# CONFIG_ARCH_CHIP_ATSAMD20C2A is not set
-CONFIG_ARCH_CHIP_ATSAMD20J18=y
-# CONFIG_ARCH_CHIP_ATSAMD20C4B is not set
-# CONFIG_ARCH_CHIP_ATSAMD20C4A is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S2C is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S2B is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S2A is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S4C is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S4B is not set
-# CONFIG_ARCH_CHIP_ATSAMD20S4A is not set
-# CONFIG_ARCH_CHIP_ATSAM4SD32C is not set
-# CONFIG_ARCH_CHIP_ATSAM4SD32B is not set
-# CONFIG_ARCH_CHIP_ATSAM4SD16C is not set
-# CONFIG_ARCH_CHIP_ATSAM4SD16B is not set
-# CONFIG_ARCH_CHIP_ATSAM4SA16C is not set
-# CONFIG_ARCH_CHIP_ATSAM4SA16B is not set
-# CONFIG_ARCH_CHIP_ATSAM4S16C is not set
-# CONFIG_ARCH_CHIP_ATSAM4S16B is not set
-# CONFIG_ARCH_CHIP_ATSAM4S8C is not set
-# CONFIG_ARCH_CHIP_ATSAM4S8B is not set
-# CONFIG_ARCH_CHIP_SAM3U is not set
-# CONFIG_ARCH_CHIP_SAM3X is not set
-# CONFIG_ARCH_CHIP_SAM3A is not set
-CONFIG_ARCH_CHIP_SAMD=y
-CONFIG_ARCH_CHIP_SAMD20=y
-CONFIG_ARCH_CHIP_SAMD20J=y
-# CONFIG_ARCH_CHIP_SAM4S is not set
+# CONFIG_ARMV6M_TOOLCHAIN_GNU_EABIW is not set
+
+#
+# Atmel SAMD Configuration Options
+#
+# CONFIG_ARCH_CHIP_SAMD20E14 is not set
+# CONFIG_ARCH_CHIP_SAMD20E15 is not set
+# CONFIG_ARCH_CHIP_SAMD20E16 is not set
+# CONFIG_ARCH_CHIP_SAMD20E17 is not set
+# CONFIG_ARCH_CHIP_SAMD20E18 is not set
+# CONFIG_ARCH_CHIP_SAMD20G14 is not set
+# CONFIG_ARCH_CHIP_SAMD20G15 is not set
+# CONFIG_ARCH_CHIP_SAMD20G16 is not set
+# CONFIG_ARCH_CHIP_SAMD20G17 is not set
+# CONFIG_ARCH_CHIP_SAMD20G18 is not set
+# CONFIG_ARCH_CHIP_SAMD20J14 is not set
+# CONFIG_ARCH_CHIP_SAMD20J15 is not set
+# CONFIG_ARCH_CHIP_SAMD20J16 is not set
+# CONFIG_ARCH_CHIP_SAMD20J17 is not set
+CONFIG_ARCH_CHIP_SAMD20J18=y
+CONFIG_ARCH_FAMILY_SAMD20=y
+# CONFIG_ARCH_FAMILY_SAMD20E is not set
+# CONFIG_ARCH_FAMILY_SAMD20G is not set
+CONFIG_ARCH_FAMILY_SAMD20J=y
+CONFIG_SAMD_HAVE_SERCOM4=y
+CONFIG_SAMD_HAVE_SERCOM5=y
+CONFIG_SAMD_HAVE_TC6=y
+CONFIG_SAMD_HAVE_TC7=y
 
 #
 # SAMD Peripheral Support
 #
-CONFIG_SAM_PICOCACHE=y
-# CONFIG_SAMD_OCD is not set
-# CONFIG_SAMD_APBA is not set
-# CONFIG_SAMD_AESA is not set
-# CONFIG_SAMD_IISC is not set
-# CONFIG_SAMD_SPI0 is not set
+# CONFIG_SAMD_WDT is not set
+# CONFIG_SAMD_RTC is not set
+# CONFIG_SAMD_NVMCTRL is not set
+# CONFIG_SAMD_EVSYS is not set
+# CONFIG_SAMD_SERCOM0 is not set
+# CONFIG_SAMD_SERCOM1 is not set
+# CONFIG_SAMD_SERCOM2 is not set
+# CONFIG_SAMD_SERCOM3 is not set
+CONFIG_SAMD_SERCOM4=y
+# CONFIG_SAMD_SERCOM5 is not set
 # CONFIG_SAMD_TC0 is not set
 # CONFIG_SAMD_TC1 is not set
-# CONFIG_SAMD_TWIM0 is not set
-# CONFIG_SAMD_TWIS0 is not set
-# CONFIG_SAMD_TWIM1 is not set
-# CONFIG_SAMD_TWIS1 is not set
-# CONFIG_SAMD_TWIM2 is not set
-# CONFIG_SAMD_TWIM3 is not set
-# CONFIG_SAMD_PICOUART is not set
-CONFIG_SAMD_USART0=y
-# CONFIG_SAMD_USART1 is not set
-# CONFIG_SAMD_USART2 is not set
-# CONFIG_SAMD_USART3 is not set
-# CONFIG_SAMD_ADC12B is not set
-# CONFIG_SAMD_DACC is not set
-# CONFIG_SAMD_ACC is not set
-# CONFIG_SAMD_GLOC is not set
-# CONFIG_SAMD_ABDACB is not set
-# CONFIG_SAMD_TRNG is not set
-# CONFIG_SAMD_PARC is not set
-# CONFIG_SAMD_CATB is not set
-# CONFIG_SAMD_HRAMC1 is not set
-# CONFIG_SAMD_HMATRIX is not set
-# CONFIG_SAMD_PDCA is not set
-# CONFIG_SAMD_CRCCU is not set
-# CONFIG_SAMD_USBC is not set
-# CONFIG_SAMD_PEVC is not set
-# CONFIG_SAMD_CHIPID is not set
-# CONFIG_SAMD_FREQM is not set
-# CONFIG_SAMD_AST is not set
-# CONFIG_SAMD_WDT is not set
-# CONFIG_SAMD_EIC is not set
-
-#
-# SAMD Clock Configuration
-#
-# CONFIG_SAMD_RESET_PERIPHCLKS is not set
-# CONFIG_SAMD_OSC0 is not set
-# CONFIG_SAMD_OSC32K is not set
-# CONFIG_SAMD_RC80M is not set
-# CONFIG_SAMD_RCFAST is not set
-# CONFIG_SAMD_RC1M is not set
-# CONFIG_SAMD_RC32K is not set
-
-#
-# SAMD USART Configuration
-#
-CONFIG_USART0_ISUART=y
-
-#
-# SAMD GPIO Interrupt Configuration
-#
-
-#
-# External Memory Configuration
-#
+# CONFIG_SAMD_TC2 is not set
+# CONFIG_SAMD_TC3 is not set
+# CONFIG_SAMD_TC4 is not set
+# CONFIG_SAMD_TC5 is not set
+# CONFIG_SAMD_TC6 is not set
+# CONFIG_SAMD_TC7 is not set
+# CONFIG_SAMD_ADC is not set
+# CONFIG_SAMD_AC is not set
+# CONFIG_SAMD_DAC is not set
+# CONFIG_SAMD_PTC is not set
+# CONFIG_SAMD_SERCOM4_ISI2C is not set
+# CONFIG_SAMD_SERCOM4_ISSPI is not set
+CONFIG_SAMD_SERCOM4_ISUART=y
 
 #
 # Architecture Options
@@ -206,26 +177,30 @@ CONFIG_USART0_ISUART=y
 # CONFIG_ARCH_NOINTC is not set
 # CONFIG_ARCH_VECNOTIRQ is not set
 # CONFIG_ARCH_DMA is not set
-CONFIG_ARCH_IRQPRIO=y
+CONFIG_ARCH_HAVE_IRQPRIO=y
 # CONFIG_CUSTOM_STACK is not set
 # CONFIG_ADDRENV is not set
 CONFIG_ARCH_HAVE_VFORK=y
+# CONFIG_ARCH_HAVE_MMU is not set
+# CONFIG_ARCH_NAND_HWECC is not set
+CONFIG_ARCH_IRQPRIO=y
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
-CONFIG_ARCH_HAVE_RAMFUNCS=y
-CONFIG_ARCH_RAMFUNCS=y
-CONFIG_ARCH_HAVE_RAMVECTORS=y
-# CONFIG_ARCH_RAMVECTORS is not set
+# CONFIG_ARCH_HAVE_RAMFUNCS is not set
+# CONFIG_ARCH_HAVE_RAMVECTORS is not set
 
 #
 # Board Settings
 #
 CONFIG_BOARD_LOOPSPERMSEC=3410
 # CONFIG_ARCH_CALIBRATION is not set
-CONFIG_RAM_START=0x20000000
-CONFIG_RAM_SIZE=32768
+
+#
+# Interrupt options
+#
 CONFIG_ARCH_HAVE_INTERRUPTSTACK=y
 CONFIG_ARCH_INTERRUPTSTACK=0
+# CONFIG_ARCH_HAVE_HIPRI_INTERRUPT is not set
 
 #
 # Boot options
@@ -237,6 +212,13 @@ CONFIG_BOOT_RUNFROMFLASH=y
 # CONFIG_BOOT_COPYTORAM is not set
 
 #
+# Boot Memory Configuration
+#
+CONFIG_RAM_START=0x20000000
+CONFIG_RAM_SIZE=32768
+# CONFIG_ARCH_HAVE_SDRAM is not set
+
+#
 # Board Selection
 #
 CONFIG_ARCH_BOARD_SAMD20_XPLAINED=y
@@ -269,6 +251,7 @@ CONFIG_NSH_MMCSDMINOR=0
 #
 # CONFIG_BOARD_INITIALIZE is not set
 CONFIG_MSEC_PER_TICK=10
+# CONFIG_SYSTEM_TIME64 is not set
 CONFIG_RR_INTERVAL=200
 # CONFIG_SCHED_INSTRUMENTATION is not set
 CONFIG_TASK_NAME_SIZE=0
@@ -336,13 +319,17 @@ CONFIG_DEV_NULL=y
 # CONFIG_LOOP is not set
 # CONFIG_RAMDISK is not set
 # CONFIG_CAN is not set
+# CONFIG_ARCH_HAVE_PWM_PULSECOUNT is not set
 # CONFIG_PWM is not set
+# CONFIG_ARCH_HAVE_I2CRESET is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+# CONFIG_I2S is not set
 # CONFIG_RTC is not set
 # CONFIG_WATCHDOG is not set
 # CONFIG_ANALOG is not set
 # CONFIG_AUDIO_DEVICES is not set
+# CONFIG_VIDEO_DEVICES is not set
 # CONFIG_BCH is not set
 # CONFIG_INPUT is not set
 # CONFIG_LCD is not set
@@ -352,26 +339,31 @@ CONFIG_DEV_NULL=y
 # CONFIG_PM is not set
 # CONFIG_POWER is not set
 # CONFIG_SENSORS is not set
+# CONFIG_SERCOMM_CONSOLE is not set
 CONFIG_SERIAL=y
 # CONFIG_DEV_LOWCONSOLE is not set
 # CONFIG_16550_UART is not set
-CONFIG_ARCH_HAVE_USART0=y
+CONFIG_ARCH_HAVE_UART4=y
+
+#
+# USART Configuration
+#
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
-CONFIG_USART0_SERIAL_CONSOLE=y
+CONFIG_UART4_SERIAL_CONSOLE=y
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
 #
-# USART0 Configuration
+# UART4 Configuration
 #
-CONFIG_USART0_RXBUFSIZE=256
-CONFIG_USART0_TXBUFSIZE=256
-CONFIG_USART0_BAUD=115200
-CONFIG_USART0_BITS=8
-CONFIG_USART0_PARITY=0
-CONFIG_USART0_2STOP=0
-# CONFIG_USART0_IFLOWCONTROL is not set
-# CONFIG_USART0_OFLOWCONTROL is not set
+CONFIG_UART4_RXBUFSIZE=256
+CONFIG_UART4_TXBUFSIZE=256
+CONFIG_UART4_BAUD=115200
+CONFIG_UART4_BITS=8
+CONFIG_UART4_PARITY=0
+CONFIG_UART4_2STOP=0
+# CONFIG_UART4_IFLOWCONTROL is not set
+# CONFIG_UART4_OFLOWCONTROL is not set
 # CONFIG_SERIAL_IFLOWCONTROL is not set
 # CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
@@ -390,6 +382,8 @@ CONFIG_USART0_2STOP=0
 #
 # Networking Support
 #
+# CONFIG_ARCH_HAVE_NET is not set
+# CONFIG_ARCH_HAVE_PHY is not set
 # CONFIG_NET is not set
 
 #
@@ -400,12 +394,15 @@ CONFIG_USART0_2STOP=0
 # File system configuration
 #
 # CONFIG_DISABLE_MOUNTPOINT is not set
+# CONFIG_FS_READABLE is not set
+# CONFIG_FS_WRITABLE is not set
 # CONFIG_FS_RAMMAP is not set
 # CONFIG_FS_FAT is not set
 # CONFIG_FS_NXFFS is not set
 # CONFIG_FS_ROMFS is not set
 # CONFIG_FS_SMARTFS is not set
 # CONFIG_FS_BINFS is not set
+# CONFIG_FS_PROCFS is not set
 
 #
 # System Logging
@@ -424,6 +421,7 @@ CONFIG_USART0_2STOP=0
 # CONFIG_MM_MULTIHEAP is not set
 # CONFIG_MM_SMALL is not set
 CONFIG_MM_REGIONS=3
+# CONFIG_ARCH_HAVE_HEAP2 is not set
 # CONFIG_GRAN is not set
 
 #
@@ -503,7 +501,7 @@ CONFIG_BUILTIN_PROXY_STACKSIZE=1024
 #
 # CONFIG_EXAMPLES_BUTTONS is not set
 # CONFIG_EXAMPLES_CAN is not set
-# CONFIG_SYSTEM_COMPOSITE is not set
+# CONFIG_EXAMPLES_CONFIGDATA is not set
 # CONFIG_EXAMPLES_CXXTEST is not set
 # CONFIG_EXAMPLES_DHCPD is not set
 # CONFIG_EXAMPLES_ELF is not set
@@ -551,7 +549,6 @@ CONFIG_EXAMPLES_NSH_CXXINITIALIZE=y
 # CONFIG_EXAMPLES_UDP is not set
 # CONFIG_EXAMPLES_UIP is not set
 # CONFIG_EXAMPLES_USBSERIAL is not set
-# CONFIG_SYSTEM_USBMSC is not set
 # CONFIG_EXAMPLES_USBTERM is not set
 # CONFIG_EXAMPLES_WATCHDOG is not set
 
@@ -574,14 +571,11 @@ CONFIG_EXAMPLES_NSH_CXXINITIALIZE=y
 # Networking Utilities
 #
 # CONFIG_NETUTILS_CODECS is not set
-# CONFIG_NETUTILS_DHCPC is not set
 # CONFIG_NETUTILS_DHCPD is not set
 # CONFIG_NETUTILS_FTPC is not set
 # CONFIG_NETUTILS_FTPD is not set
 # CONFIG_NETUTILS_JSON is not set
-# CONFIG_NETUTILS_RESOLV is not set
 # CONFIG_NETUTILS_SMTP is not set
-# CONFIG_NETUTILS_TELNETD is not set
 # CONFIG_NETUTILS_TFTPC is not set
 # CONFIG_NETUTILS_THTTPD is not set
 # CONFIG_NETUTILS_UIPLIB is not set
@@ -596,15 +590,20 @@ CONFIG_EXAMPLES_NSH_CXXINITIALIZE=y
 # NSH Library
 #
 CONFIG_NSH_LIBRARY=y
+CONFIG_NSH_READLINE=y
+# CONFIG_NSH_CLE is not set
 CONFIG_NSH_BUILTIN_APPS=y
 
 #
 # Disable Individual commands
 #
+# CONFIG_NSH_DISABLE_ADDROUTE is not set
 # CONFIG_NSH_DISABLE_CAT is not set
 # CONFIG_NSH_DISABLE_CD is not set
 # CONFIG_NSH_DISABLE_CP is not set
+# CONFIG_NSH_DISABLE_CMP is not set
 # CONFIG_NSH_DISABLE_DD is not set
+# CONFIG_NSH_DISABLE_DELROUTE is not set
 # CONFIG_NSH_DISABLE_ECHO is not set
 # CONFIG_NSH_DISABLE_EXEC is not set
 # CONFIG_NSH_DISABLE_EXIT is not set
@@ -646,11 +645,17 @@ CONFIG_NSH_BUILTIN_APPS=y
 #
 # CONFIG_NSH_CMDOPT_DF_H is not set
 CONFIG_NSH_CODECS_BUFSIZE=128
+# CONFIG_NSH_CMDOPT_HEXDUMP is not set
 CONFIG_NSH_FILEIOSIZE=512
 CONFIG_NSH_LINELEN=64
+# CONFIG_NSH_DISABLE_SEMICOLON is not set
+# CONFIG_NSH_CMDPARMS is not set
 CONFIG_NSH_MAXARGUMENTS=6
+# CONFIG_NSH_ARGCAT is not set
 CONFIG_NSH_NESTDEPTH=3
 # CONFIG_NSH_DISABLESCRIPT is not set
+# CONFIG_NSH_DISABLE_ITEF is not set
+# CONFIG_NSH_DISABLE_LOOPS is not set
 # CONFIG_NSH_DISABLEBG is not set
 CONFIG_NSH_CONSOLE=y
 
@@ -665,7 +670,20 @@ CONFIG_NSH_CONSOLE=y
 #
 
 #
-# System NSH Add-Ons
+# Platform-specific Support
+#
+# CONFIG_PLATFORM_CONFIGDATA is not set
+
+#
+# System Libraries and NSH Add-Ons
+#
+
+#
+# USB CDC/ACM Device Commands
+#
+
+#
+# USB Composite Device Commands
 #
 
 #
@@ -678,6 +696,11 @@ CONFIG_NSH_CONSOLE=y
 #
 
 #
+# INI File Parser
+#
+# CONFIG_SYSTEM_INIFILE is not set
+
+#
 # FLASH Program Installation
 #
 # CONFIG_SYSTEM_INSTALL is not set
@@ -687,6 +710,11 @@ CONFIG_NSH_CONSOLE=y
 #
 
 #
+# NxPlayer media player library / command Line
+#
+# CONFIG_SYSTEM_NXPLAYER is not set
+
+#
 # RAM test
 #
 # CONFIG_SYSTEM_RAMTEST is not set
@@ -720,3 +748,26 @@ CONFIG_READLINE_ECHO=y
 #
 # USB Monitor
 #
+
+#
+# EMACS-like Command Line Editor
+#
+# CONFIG_SYSTEM_CLE is not set
+
+#
+# VI Work-Alike Editor
+#
+# CONFIG_SYSTEM_VI is not set
+
+#
+# Stack Monitor
+#
+
+#
+# USB Mass Storage Device Commands
+#
+
+#
+# Zmodem Commands
+#
+# CONFIG_SYSTEM_ZMODEM is not set