Add support for PewPew M4 board

7 files changed, 273 insertions, 7 deletions

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1b5915feb..7bd61b70b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -123,6 +123,7 @@ jobs:
         - "pca10056"
         - "pca10059"
         - "pewpew10"
+        - "pewpew_m4"
         - "pirkey_m0"
         - "pybadge"
         - "pybadge_airlift"
diff --git a/frozen/circuitpython-stage b/frozen/circuitpython-stage
-Subproject 0d2d660e886de8a1b96778c865c7fa48df5f4ea
+Subproject c1d8e1d645cbc83d857e12cf4ba67549b988a4e
diff --git a/ports/atmel-samd/boards/pewpew_m4/board.c b/ports/atmel-samd/boards/pewpew_m4/board.c
new file mode 100644
index 000000000..b684f5601
--- /dev/null
+++ b/ports/atmel-samd/boards/pewpew_m4/board.c
@@ -0,0 +1,121 @@
+/*
+ * 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"
+#include "shared-bindings/busio/SPI.h"
+#include "shared-bindings/displayio/FourWire.h"
+#include "shared-module/displayio/__init__.h"
+#include "shared-module/displayio/mipi_constants.h"
+#include "tick.h"
+
+displayio_fourwire_obj_t board_display_obj;
+
+#define DELAY 0x80
+
+uint8_t display_init_sequence[] = {
+    0x01, 0 | DELAY, 150, // SWRESET
+    0x11, 0 | DELAY, 255, // SLPOUT
+    0xb1, 3, 0x01, 0x2C, 0x2D, // _FRMCTR1
+    0xb2, 3, 0x01, 0x2C, 0x2D, //
+    0xb3, 6, 0x01, 0x2C, 0x2D, 0x01, 0x2C, 0x2D,
+    0xb4, 1, 0x07, // _INVCTR line inversion
+    0xc0, 3, 0xa2, 0x02, 0x84, // _PWCTR1 GVDD = 4.7V, 1.0uA
+    0xc1, 1, 0xc5, // _PWCTR2 VGH=14.7V, VGL=-7.35V
+    0xc2, 2, 0x0a, 0x00, // _PWCTR3 Opamp current small, Boost frequency
+    0xc3, 2, 0x8a, 0x2a,
+    0xc4, 2, 0x8a, 0xee,
+    0xc5, 1, 0x0e, // _VMCTR1 VCOMH = 4V, VOML = -1.1V
+    0x2a, 0, // _INVOFF
+    0x36, 1, 0xa8, // _MADCTL
+    // 1 clk cycle nonoverlap, 2 cycle gate rise, 3 cycle osc equalie,
+    // fix on VTL
+    0x3a, 1, 0x05, // COLMOD - 16bit color
+    0xe0, 16, 0x02, 0x1c, 0x07, 0x12, // _GMCTRP1 Gamma
+              0x37, 0x32, 0x29, 0x2d,
+              0x29, 0x25, 0x2B, 0x39,
+              0x00, 0x01, 0x03, 0x10,
+    0xe1, 16, 0x03, 0x1d, 0x07, 0x06, // _GMCTRN1
+              0x2E, 0x2C, 0x29, 0x2D,
+              0x2E, 0x2E, 0x37, 0x3F,
+              0x00, 0x00, 0x02, 0x10,
+    0x2a, 3, 0x02, 0x00, 0x81, // _CASET XSTART = 2, XEND = 129
+    0x2b, 3, 0x02, 0x00, 0x81, // _RASET XSTART = 2, XEND = 129
+    0x13, 0 | DELAY, 10, // _NORON
+    0x29, 0 | DELAY, 100, // _DISPON
+};
+
+void board_init(void) {
+    busio_spi_obj_t* spi = &displays[0].fourwire_bus.inline_bus;
+    common_hal_busio_spi_construct(spi, &pin_PA13, &pin_PA15, NULL);
+    common_hal_busio_spi_never_reset(spi);
+
+    displayio_fourwire_obj_t* bus = &displays[0].fourwire_bus;
+    bus->base.type = &displayio_fourwire_type;
+    common_hal_displayio_fourwire_construct(bus,
+        spi,
+        &pin_PA16, // TFT_DC Command or data
+        &pin_PA11, // TFT_CS Chip select
+        &pin_PA17, // TFT_RST Reset
+        60000000);
+
+    displayio_display_obj_t* display = &displays[0].display;
+    display->base.type = &displayio_display_type;
+    common_hal_displayio_display_construct(display,
+        bus,
+        160, // Width (after rotation)
+        128, // Height (after rotation)
+        0, // column start
+        0, // row start
+        0, // rotation
+        16, // Color depth
+        false, // grayscale
+        false, // pixels in byte share row. only used for depth < 8
+        1, // bytes per cell. Only valid for depths < 8
+        false, // reverse_pixels_in_byte. Only valid for depths < 8
+        MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
+        MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
+        MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command
+        0x37, // set vertical scroll command
+        display_init_sequence,
+        sizeof(display_init_sequence),
+        NULL,  // backlight pin
+        NO_BRIGHTNESS_COMMAND,
+        1.0f, // brightness (ignored)
+        true, // auto_brightness
+        false, // single_byte_bounds
+        false, // data_as_commands
+        false, // auto_refresh
+        20); // native_frames_per_second
+}
+
+bool board_requests_safe_mode(void) {
+    return false;
+}
+
+void reset_board(void) {
+}
diff --git a/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.h b/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.h
new file mode 100644
index 000000000..1b3035e12
--- /dev/null
+++ b/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.h
@@ -0,0 +1,51 @@
+#define MICROPY_HW_BOARD_NAME "PewPew M4"
+#define MICROPY_HW_MCU_NAME "samd51g19"
+
+#define CIRCUITPY_MCU_FAMILY samd51
+
+// These are pins not to reset.
+#define MICROPY_PORT_A (0)
+#define MICROPY_PORT_B (0)
+#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 8192
+
+#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000 - CIRCUITPY_INTERNAL_NVM_SIZE)
+
+#define DEFAULT_I2C_BUS_SCL (&pin_PA01)
+#define DEFAULT_I2C_BUS_SDA (&pin_PA00)
+
+#define DEFAULT_SPI_BUS_SCK (&pin_PA04)
+#define DEFAULT_SPI_BUS_MOSI (&pin_PA05)
+#define DEFAULT_SPI_BUS_MISO (&pin_PA00)
+
+#define DEFAULT_UART_BUS_RX (&pin_PA05)
+#define DEFAULT_UART_BUS_TX (&pin_PA00)
+
+// USB is always used internally so skip the pin objects for it.
+#define IGNORE_PIN_PA24     1
+#define IGNORE_PIN_PA25     1
+
+// Unused pins
+#define IGNORE_PIN_PA03     1
+#define IGNORE_PIN_PA06     1
+#define IGNORE_PIN_PA08     1
+#define IGNORE_PIN_PA12     1
+#define IGNORE_PIN_PA14     1
+#define IGNORE_PIN_PA18     1
+#define IGNORE_PIN_PA19     1
+#define IGNORE_PIN_PA20     1
+#define IGNORE_PIN_PA21     1
+
+#define IGNORE_PIN_PB02     1
+#define IGNORE_PIN_PB03     1
+#define IGNORE_PIN_PB08     1
+#define IGNORE_PIN_PB09     1
+#define IGNORE_PIN_PB10     1
+#define IGNORE_PIN_PB11     1
+
diff --git a/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.mk b/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.mk
new file mode 100644
index 000000000..54ec3d1d0
--- /dev/null
+++ b/ports/atmel-samd/boards/pewpew_m4/mpconfigboard.mk
@@ -0,0 +1,40 @@
+LD_FILE = boards/samd51x19-bootloader.ld
+USB_VID = 0x1d50
+USB_PID = 0x60e8
+USB_PRODUCT = "PewPew M4"
+USB_MANUFACTURER = "Radomir Dopieralski"
+
+CHIP_VARIANT = SAMD51G19A
+CHIP_FAMILY = samd51
+
+INTERNAL_FLASH_FILESYSTEM = 1
+LONGINT_IMPL = NONE
+
+CIRCUITPY_SMALL_BUILD = 1
+CIRCUITPY_PS2IO = 0
+CIRCUITPY_AUDIOBUSIO = 0
+CIRCUITPY_BITBANGIO = 0
+CIRCUITPY_FREQUENCYIO = 0
+CIRCUITPY_I2CSLAVE = 0
+CIRCUITPY_NEOPIXEL_WRITE = 0
+CIRCUITPY_PIXELBUF = 0
+CIRCUITPY_RTC = 0
+CIRCUITPY_TOUCHIO = 0
+CIRCUITPY_USB_HID = 0
+CIRCUITPY_USB_MIDI = 0
+
+CIRCUITPY_AUDIOIO = 1
+CIRCUITPY_DISPLAYIO = 1
+CIRCUITPY_GAMEPAD = 1
+CIRCUITPY_STAGE = 1
+CIRCUITPY_MATH = 1
+
+FROZEN_MPY_DIRS += $(TOP)/frozen/circuitpython-stage/pewpew_m4
+CIRCUITPY_DISPLAY_FONT = $(TOP)/ports/atmel-samd/boards/ugame10/brutalist-6.bdf
+
+# Tweak inlining depending on language.
+ifeq ($(TRANSLATION), zh_Latn_pinyin)
+CFLAGS_INLINE_LIMIT = 45
+else
+CFLAGS_INLINE_LIMIT = 70
+endif
diff --git a/ports/atmel-samd/boards/pewpew_m4/pins.c b/ports/atmel-samd/boards/pewpew_m4/pins.c
new file mode 100644
index 000000000..7654432f5
--- /dev/null
+++ b/ports/atmel-samd/boards/pewpew_m4/pins.c
@@ -0,0 +1,45 @@
+#include "shared-bindings/board/__init__.h"
+#include "shared-module/displayio/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_LEFT), MP_ROM_PTR(&pin_PB23) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_RIGHT), MP_ROM_PTR(&pin_PB22) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_UP), MP_ROM_PTR(&pin_PA23) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_DOWN), MP_ROM_PTR(&pin_PA27) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_O), MP_ROM_PTR(&pin_PA10) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_X), MP_ROM_PTR(&pin_PA09) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_BUTTON_Z), MP_ROM_PTR(&pin_PA22) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P1), MP_ROM_PTR(&pin_PA30) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P2), MP_ROM_PTR(&pin_PA31) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P3), MP_ROM_PTR(&pin_PA00) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P4), MP_ROM_PTR(&pin_PA01) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P5), MP_ROM_PTR(&pin_PA02) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P6), MP_ROM_PTR(&pin_PA04) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_P7), MP_ROM_PTR(&pin_PA05) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TFT_RST), MP_ROM_PTR(&pin_PA17) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TFT_DC),  MP_ROM_PTR(&pin_PA16) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TFT_MOSI), MP_ROM_PTR(&pin_PA15) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TFT_SCK), MP_ROM_PTR(&pin_PA13) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TFT_CS), MP_ROM_PTR(&pin_PA11) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SPEAKER), MP_ROM_PTR(&pin_PA02) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_PA00) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_PA01) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PA04) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PA05) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PA00) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_PA05) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_PA00) },
+
+    { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
+    { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
+    { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
+
+    { MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)}
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);
diff --git a/ports/atmel-samd/boards/ugame10/mpconfigboard.mk b/ports/atmel-samd/boards/ugame10/mpconfigboard.mk
index 6361da2a6..f0310b4aa 100644
--- a/ports/atmel-samd/boards/ugame10/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/ugame10/mpconfigboard.mk
@@ -10,7 +10,7 @@ CHIP_FAMILY = samd21
 SPI_FLASH_FILESYSTEM = 1
 EXTERNAL_FLASH_DEVICE_COUNT = 1
 EXTERNAL_FLASH_DEVICES = S25FL216K
-LONGINT_IMPL = MPZ
+LONGINT_IMPL = NONE
 
 CIRCUITPY_STAGE = 1
 CIRCUITPY_MATH = 1
@@ -19,16 +19,24 @@ CIRCUITPY_ANALOGIO = 1
 CIRCUITPY_GAMEPAD = 1
 CIRCUITPY_DISPLAYIO = 1
 
-CIRCUITPY_TOUCHIO = 0
+CIRCUITPY_AUDIOBUSIO = 0
+CIRCUITPY_BITBANGIO = 0
+CIRCUITPY_FREQUENCYIO = 0
+CIRCUITPY_I2CSLAVE = 0
 CIRCUITPY_NEOPIXEL_WRITE = 0
+CIRCUITPY_PIXELBUF = 0
 CIRCUITPY_RTC = 0
-CIRCUITPY_USB_MIDI = 0
+CIRCUITPY_TOUCHIO = 0
 CIRCUITPY_USB_HID = 0
-CIRCUITPY_I2CSLAVE = 0
-CIRCUITPY_FREQUENCYIO = 0
-CIRCUITPY_AUDIOBUSIO = 0
-CIRCUITPY_PIXELBUF = 0
+CIRCUITPY_USB_MIDI = 0
 
 FROZEN_MPY_DIRS += $(TOP)/frozen/circuitpython-stage/ugame10
 
 CIRCUITPY_DISPLAY_FONT = $(TOP)/ports/atmel-samd/boards/ugame10/brutalist-6.bdf
+
+# Tweak inlining depending on language.
+ifeq ($(TRANSLATION), zh_Latn_pinyin)
+CFLAGS_INLINE_LIMIT = 45
+else
+CFLAGS_INLINE_LIMIT = 70
+endif