Merge pull request #541 from ladyada/itsybitsy_m0_fixes2.2.1

Itsybitsy m0 fixes

3 files changed, 36 insertions, 13 deletions

diff --git a/atmel-samd/boards/itsybitsy_m0/conf_usb.h b/atmel-samd/boards/itsybitsy_m0/conf_usb.h
index 5e8a61b88..93eacb344 100644
--- a/atmel-samd/boards/itsybitsy_m0/conf_usb.h
+++ b/atmel-samd/boards/itsybitsy_m0/conf_usb.h
@@ -21,7 +21,7 @@
 #endif
 
 #ifndef USB_DEVICE_PRODUCT_NAME
-#  define USB_DEVICE_PRODUCT_NAME "ItsyBitsy M0"
+#  define USB_DEVICE_PRODUCT_NAME "ItsyBitsy M0 Express"
 #endif
 // #define  USB_DEVICE_SERIAL_NAME           "12...EF"
 #define  USB_DEVICE_GET_SERIAL_NAME_POINTER  serial_number
diff --git a/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h b/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h
index e9fd08a5f..5ae5eab45 100644
--- a/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h
+++ b/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h
@@ -1,36 +1,55 @@
 #define USB_REPL
 
-#define MICROPY_HW_BOARD_NAME "Adafruit ItsyBitsy M0"
+#define MICROPY_HW_BOARD_NAME "Adafruit Itsy Bitsy M0 Express"
 #define MICROPY_HW_MCU_NAME "samd21g18"
 
 #define CIRCUITPY_BITBANG_APA102
 #define MICROPY_HW_APA102_MOSI   (&pin_PA01)
 #define MICROPY_HW_APA102_SCK    (&pin_PA00)
 
-#define MICROPY_PORT_A        (PORT_PA00 | PORT_PA01 | PORT_PA27 | PORT_PA24 | PORT_PA25)
-#define MICROPY_PORT_B        (PORT_PB22 | PORT_PB23 | PORT_PB03 )
-
 // Salae reads 12mhz which is the limit even though we set it to the safer 8mhz.
 #define SPI_FLASH_BAUDRATE  (8000000)
 
-#define SPI_FLASH_MUX_SETTING SPI_SIGNAL_MUX_SETTING_F
-#define SPI_FLASH_PAD2_PINMUX PINMUX_PB22D_SERCOM5_PAD2 // MOSI
+#define SPI_FLASH_PAD0_PINMUX PINMUX_UNUSED // CS
 // Use default pinmux for the chip select since we manage it ourselves.
-#define SPI_FLASH_PAD3_PINMUX PINMUX_PB23D_SERCOM5_PAD3 // SCK
 #define SPI_FLASH_PAD1_PINMUX PINMUX_PB03D_SERCOM5_PAD1 // MISO
-#define SPI_FLASH_PAD0_PINMUX PINMUX_UNUSED             //
-#define SPI_FLASH_SERCOM      SERCOM5
+#define SPI_FLASH_MISO_PAD          1
+#define SPI_FLASH_PAD2_PINMUX PINMUX_PB22D_SERCOM5_PAD2 // MOSI
+#define SPI_FLASH_MOSI_PAD          2
+#define SPI_FLASH_PAD3_PINMUX PINMUX_PB23D_SERCOM5_PAD3 // SCK
+#define SPI_FLASH_SCK_PAD           3
 
 #define SPI_FLASH_CS          PIN_PA27
+#define SPI_FLASH_SERCOM      SERCOM5
+
+#define SPI_FLASH_MOSI          PIN_PB22
+#define SPI_FLASH_MISO          PIN_PB03
+#define SPI_FLASH_SCK           PIN_PB23
+#define SPI_FLASH_SERCOM_INDEX      5
+// <o> Transmit Data Pinout
+// <0x0=>PAD[0,1]_DO_SCK
+// <0x1=>PAD[2,3]_DO_SCK
+// <0x2=>PAD[3,1]_DO_SCK
+// <0x3=>PAD[0,3]_DO_SCK
+#define SPI_FLASH_DOPO              1
+#define SPI_FLASH_DIPO              1   // same as MISO pad
+#define SPI_FLASH_MUX_SETTING SPI_SIGNAL_MUX_SETTING_F
+
 
+// These are pins not to reset.
+#define MICROPY_PORT_A        (PORT_PA00 | PORT_PA01 | PORT_PA27 | PORT_PA24 | PORT_PA25)
+#define MICROPY_PORT_B        (PORT_PB22 | PORT_PB23 | PORT_PB03 )
+#define MICROPY_PORT_C        (0)
 
 #include "spi_flash.h"
 
 // If you change this, then make sure to update the linker scripts as well to
 // make sure you don't overwrite code.
 #define CIRCUITPY_INTERNAL_NVM_SIZE 256
+
 #define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - CIRCUITPY_INTERNAL_NVM_SIZE)
 
-//#include "flash_S25FL216K.h"
-#include "flash_W25Q80DV.h"
-//#include "flash_GD25Q16C.h"
+#include "flash_GD25Q16C.h"
+#include "flash_W25Q16FW.h"
+
+#define CALIBRATE_CRYSTALLESS 1
diff --git a/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk b/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk
index 167d44595..0fb0e38ed 100644
--- a/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk
+++ b/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk
@@ -1,7 +1,11 @@
 LD_FILE = boards/samd21x18-bootloader-external-flash-crystalless.ld
 USB_VID = 0x239A
 USB_PID = 0x8012
+USB_PRODUCT = "Itsy Bitsy M0 Express"
+USB_MANUFACTURER = "Adafruit Industries LLC"
 
 SPI_FLASH_FILESYSTEM = 1
 
 CHIP_VARIANT = SAMD21G18A
+CHIP_FAMILY = samd21
+