Merge pull request #755 from tannewt/itsy_m4

Add initial ItsyBitsy M4 support

6 files changed, 123 insertions, 1 deletions

diff --git a/.travis.yml b/.travis.yml
index 94f7059b0..0bb20b73b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,9 +13,11 @@ env:
   - TRAVIS_BOARD=feather_m0_express
   - TRAVIS_BOARD=feather_m4_express
   - TRAVIS_BOARD=itsybitsy_m0_express
+  - TRAVIS_BOARD=itsybitsy_m4_express
   - TRAVIS_BOARD=metro_m0_express
   - TRAVIS_BOARD=metro_m4_express
   - TRAVIS_BOARD=metro_m4_express_revb
+  - TRAVIS_BOARD=pirkey_m0
   - TRAVIS_BOARD=trinket_m0
   - TRAVIS_BOARD=gemma_m0
   - TRAVIS_BOARD=feather52
diff --git a/ports/atmel-samd/boards/itsybitsy_m4_express/board.c b/ports/atmel-samd/boards/itsybitsy_m4_express/board.c
new file mode 100644
index 000000000..0f60736a2
--- /dev/null
+++ b/ports/atmel-samd/boards/itsybitsy_m4_express/board.c
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "boards/board.h"
+#include "mpconfigboard.h"
+#include "hal/include/hal_gpio.h"
+
+void board_init(void) {
+}
+
+bool board_requests_safe_mode(void) {
+    return false;
+}
+
+void reset_board(void) {
+}
diff --git a/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.h b/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.h
new file mode 100644
index 000000000..7f6319152
--- /dev/null
+++ b/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.h
@@ -0,0 +1,32 @@
+#define MICROPY_HW_BOARD_NAME "ItsyBitsy M4 Express"
+#define MICROPY_HW_MCU_NAME "samd51g19"
+
+#define CIRCUITPY_MCU_FAMILY samd51
+
+// This is for Rev B
+#define MICROPY_HW_APA102_MOSI   (&pin_PB03)
+#define MICROPY_HW_APA102_SCK    (&pin_PB02)
+
+// These are pins not to reset.
+// QSPI Data pins and TX LED
+#define MICROPY_PORT_A (PORT_PA08 | PORT_PA09 | PORT_PA10 | PORT_PA11)
+// RX LED, QSPI CS, QSPI SCK and NeoPixel pin
+#define MICROPY_PORT_B (PORT_PB02 | PORT_PB03 | PORT_PB10 | PORT_PB11)
+#define MICROPY_PORT_C (0)
+#define MICROPY_PORT_D (0)
+
+#define AUTORESET_DELAY_MS 500
+
+// 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 CIRCUITPY_INTERNAL_NVM_SIZE 0
+
+#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000 - CIRCUITPY_INTERNAL_NVM_SIZE)
+
+#include "external_flash/devices.h"
+
+#define EXTERNAL_FLASH_DEVICE_COUNT 3
+#define EXTERNAL_FLASH_DEVICES S25FL116K, S25FL216K, GD25Q16C
+
+#include "external_flash/external_flash.h"
diff --git a/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.mk b/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.mk
new file mode 100644
index 000000000..f96661327
--- /dev/null
+++ b/ports/atmel-samd/boards/itsybitsy_m4_express/mpconfigboard.mk
@@ -0,0 +1,10 @@
+LD_FILE = boards/samd51x19-bootloader-external-flash.ld
+USB_VID = 0x239A
+USB_PID = 0x802C
+USB_PRODUCT = "ItsyBitsy M4 Express"
+USB_MANUFACTURER = "Adafruit Industries LLC"
+
+QSPI_FLASH_FILESYSTEM = 1
+
+CHIP_VARIANT = SAMD51G19A
+CHIP_FAMILY = samd51
diff --git a/ports/atmel-samd/boards/itsybitsy_m4_express/pins.c b/ports/atmel-samd/boards/itsybitsy_m4_express/pins.c
new file mode 100644
index 000000000..11aeda9c6
--- /dev/null
+++ b/ports/atmel-samd/boards/itsybitsy_m4_express/pins.c
@@ -0,0 +1,39 @@
+#include "samd51_pins.h"
+
+// This mapping only includes functional names because pins broken
+// out on connectors are labeled with their MCU name available from
+// microcontroller.pin.
+STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A0),  MP_ROM_PTR(&pin_PA02) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A1),  MP_ROM_PTR(&pin_PA05) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A2),  MP_ROM_PTR(&pin_PB08) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A3),  MP_ROM_PTR(&pin_PB09) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A4),  MP_ROM_PTR(&pin_PA04) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_A5),  MP_ROM_PTR(&pin_PA06) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D0),  MP_ROM_PTR(&pin_PA16) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_RX),  MP_ROM_PTR(&pin_PA16) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D1),  MP_ROM_PTR(&pin_PA17) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TX),  MP_ROM_PTR(&pin_PA17) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D2),  MP_ROM_PTR(&pin_PA07) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D5),  MP_ROM_PTR(&pin_PA15) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D7),  MP_ROM_PTR(&pin_PA18) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D9),  MP_ROM_PTR(&pin_PA19) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D10),  MP_ROM_PTR(&pin_PA20) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D11),  MP_ROM_PTR(&pin_PA21) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D12),  MP_ROM_PTR(&pin_PA23) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_PA22) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_PA12) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_PA13) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_AREF), MP_ROM_PTR(&pin_PA03) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PA01) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PA00) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PB23) },
+
+    { MP_ROM_QSTR(MP_QSTR_APA102_MOSI), MP_ROM_PTR(&pin_PB03) },
+    { MP_ROM_QSTR(MP_QSTR_APA102_SCK), MP_ROM_PTR(&pin_PB02) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);
diff --git a/tools/build_adafruit_bins.sh b/tools/build_adafruit_bins.sh
index 34fae9d85..004877f8e 100755
--- a/tools/build_adafruit_bins.sh
+++ b/tools/build_adafruit_bins.sh
@@ -2,7 +2,7 @@ rm -rf ports/atmel-samd/build*
 rm -rf ports/esp8266/build*
 rm -rf ports/nrf/build*
 
-ATMEL_BOARDS="arduino_zero circuitplayground_express feather_m0_basic feather_m0_adalogger itsybitsy_m0_express feather_m0_rfm69 feather_m0_rfm9x feather_m0_express feather_m4_express metro_m0_express metro_m4_express pirkey_m0 trinket_m0 gemma_m0 feather52"
+ATMEL_BOARDS="arduino_zero circuitplayground_express feather_m0_basic feather_m0_adalogger itsybitsy_m0_express itsybitsy_m4_express feather_m0_rfm69 feather_m0_rfm9x feather_m0_express feather_m4_express metro_m0_express metro_m4_express pirkey_m0 trinket_m0 gemma_m0 feather52"
 ROSIE_SETUPS="rosie-ci"
 
 PARALLEL="-j 5"