Merge pull request adafruit#9189 from dhalbert/pixel-trinkey

Adafruit Pixel Trinkey M0

Author: dhalbert

ports/atmel-samd/boards/adafruit_pixel_trinkey_m0/board.c

@@ -0,0 +1,29 @@
+/*
+ * 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 "supervisor/board.h"
+
+// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.

ports/atmel-samd/boards/adafruit_pixel_trinkey_m0/mpconfigboard.h

@@ -0,0 +1,39 @@
+#define MICROPY_HW_BOARD_NAME "Adafruit Pixel Trinkey M0"
+#define MICROPY_HW_MCU_NAME "samd21e18"
+
+#define MICROPY_HW_NEOPIXEL (&pin_PA01)
+#define MICROPY_HW_NEOPIXEL_COUNT (1)
+
+#define CIRCUITPY_BOARD_SPI         (1)
+#define CIRCUITPY_BOARD_SPI_PIN     {{.clock = &pin_PA05, .mosi = &pin_PA04, .miso = &pin_PA06}}
+
+#define IGNORE_PIN_PA00     1
+
+#define IGNORE_PIN_PA03     1
+
+#define IGNORE_PIN_PA07     1
+#define IGNORE_PIN_PA08     1
+#define IGNORE_PIN_PA09     1
+#define IGNORE_PIN_PA10     1
+#define IGNORE_PIN_PA11     1
+// no PA12
+// no PA13
+#define IGNORE_PIN_PA14     1
+#define IGNORE_PIN_PA15     1
+#define IGNORE_PIN_PA16     1
+#define IGNORE_PIN_PA17     1
+#define IGNORE_PIN_PA18     1
+#define IGNORE_PIN_PA19     1
+// no PA20
+// no PA21
+#define IGNORE_PIN_PA22     1
+#define IGNORE_PIN_PA23     1
+// USB is always used internally so skip the pin objects for it.
+#define IGNORE_PIN_PA24     1
+#define IGNORE_PIN_PA25     1
+// no PA26
+#define IGNORE_PIN_PA27     1
+#define IGNORE_PIN_PA28     1
+// no PA29
+#define IGNORE_PIN_PA30     1
+#define IGNORE_PIN_PA31     1

ports/atmel-samd/boards/adafruit_pixel_trinkey_m0/mpconfigboard.mk

@@ -0,0 +1,27 @@
+USB_VID = 0x239A
+USB_PID = 0x8156
+USB_PRODUCT = "Pixel Trinkey M0"
+USB_MANUFACTURER = "Adafruit Industries LLC"
+
+CHIP_VARIANT = SAMD21E18A
+CHIP_FAMILY = samd21
+
+INTERNAL_FLASH_FILESYSTEM = 1
+LONGINT_IMPL = NONE
+
+CIRCUITPY_FULL_BUILD = 0
+
+CIRCUITPY_AUDIOCORE = 0
+CIRCUITPY_BUSIO_I2C = 0
+CIRCUITPY_PULSEIO = 1
+CIRCUITPY_PULSEIO_PULSEOUT = 0
+CIRCUITPY_PWMIO = 1
+CIRCUITPY_ROTARYIO = 0
+CIRCUITPY_RTC = 0
+CIRCUITPY_TOUCHIO = 0
+
+CIRCUITPY_PIXELBUF = 1
+
+# Include these Python libraries in firmware.
+FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_NeoPixel
+FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_DotStar

ports/atmel-samd/boards/adafruit_pixel_trinkey_m0/pins.c

@@ -0,0 +1,23 @@
+#include "shared-bindings/board/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+    CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
+
+    { MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_PA01) },
+
+    // 10K-10K voltage divider
+    { MP_ROM_QSTR(MP_QSTR_VOLTAGE_MONITOR), MP_ROM_PTR(&pin_PA02) },
+
+    // GPIO on 3-pin JST SH
+    { MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_PA06) },
+    { MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PA06) },
+
+    { MP_ROM_QSTR(MP_QSTR_DATA), MP_ROM_PTR(&pin_PA04) },
+    { MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PA04) },
+
+    { MP_ROM_QSTR(MP_QSTR_CLOCK), MP_ROM_PTR(&pin_PA05) },
+    { MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PA05) },
+
+    { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);

py/circuitpy_mpconfig.mk

@@ -173,13 +173,16 @@ CFLAGS += -DCIRCUITPY_BUILTINS_POW3=$(CIRCUITPY_BUILTINS_POW3)
 CIRCUITPY_BUSIO ?= 1
 CFLAGS += -DCIRCUITPY_BUSIO=$(CIRCUITPY_BUSIO)
 
-# These two flags pretend to implement their class but raise a ValueError due to
-# unsupported pins. This should be used sparingly on boards that don't break out
-# generic IO but need parts of busio.
-CIRCUITPY_BUSIO_SPI ?= 1
+# Allow disabling of individual busio functionality.
+# This should be used sparingly on specialized boards that can only implement parts of busio
+# due to pin restrictions.
+CIRCUITPY_BUSIO_I2C ?= $(CIRCUITPY_BUSIO)
+CFLAGS += -DCIRCUITPY_BUSIO_I2C=$(CIRCUITPY_BUSIO_I2C)
+
+CIRCUITPY_BUSIO_SPI ?= $(CIRCUITPY_BUSIO)
 CFLAGS += -DCIRCUITPY_BUSIO_SPI=$(CIRCUITPY_BUSIO_SPI)
 
-CIRCUITPY_BUSIO_UART ?= 1
+CIRCUITPY_BUSIO_UART ?= $(CIRCUITPY_BUSIO)
 CFLAGS += -DCIRCUITPY_BUSIO_UART=$(CIRCUITPY_BUSIO_UART)
 
 CIRCUITPY_CAMERA ?= 0
@@ -409,6 +412,12 @@ CFLAGS += -DCIRCUITPY_PS2IO=$(CIRCUITPY_PS2IO)
 CIRCUITPY_PULSEIO ?= $(CIRCUITPY_FULL_BUILD)
 CFLAGS += -DCIRCUITPY_PULSEIO=$(CIRCUITPY_PULSEIO)
 
+# Allow disabling of pulseio.PulseOut
+# This should be used sparingly on specialized boards that need PulseIin but
+# don't have the space for PulseOut.
+CIRCUITPY_PULSEIO_PULSEOUT ?= $(CIRCUITPY_PULSEIO)
+CFLAGS += -DCIRCUITPY_PULSEIO_PULSEOUT=$(CIRCUITPY_PULSEIO_PULSEOUT)
+
 CIRCUITPY_PWMIO ?= 1
 CFLAGS += -DCIRCUITPY_PWMIO=$(CIRCUITPY_PWMIO)
 

shared-bindings/busio/I2C.c

@@ -67,6 +67,7 @@
 //|         """
 //|         ...
 STATIC mp_obj_t busio_i2c_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
+    #if CIRCUITPY_BUSIO_I2C
     busio_i2c_obj_t *self = mp_obj_malloc(busio_i2c_obj_t, &busio_i2c_type);
     enum { ARG_scl, ARG_sda, ARG_frequency, ARG_timeout };
     static const mp_arg_t allowed_args[] = {
@@ -83,8 +84,13 @@ STATIC mp_obj_t busio_i2c_make_new(const mp_obj_type_t *type, size_t n_args, siz
 
     common_hal_busio_i2c_construct(self, scl, sda, args[ARG_frequency].u_int, args[ARG_timeout].u_int);
     return (mp_obj_t)self;
+    #else
+    mp_raise_NotImplementedError(NULL);
+    #endif // CIRCUITPY_BUSIO_I2C
+
 }
 
+#if CIRCUITPY_BUSIO_I2C
 //|     def deinit(self) -> None:
 //|         """Releases control of the underlying hardware so other classes can use it."""
 //|         ...
@@ -371,8 +377,10 @@ STATIC mp_obj_t busio_i2c_writeto_then_readfrom(size_t n_args, const mp_obj_t *p
     return mp_const_none;
 }
 MP_DEFINE_CONST_FUN_OBJ_KW(busio_i2c_writeto_then_readfrom_obj, 1, busio_i2c_writeto_then_readfrom);
+#endif // CIRCUITPY_BUSIO_I2C
 
 STATIC const mp_rom_map_elem_t busio_i2c_locals_dict_table[] = {
+    #if CIRCUITPY_BUSIO_I2C
     { MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&busio_i2c_deinit_obj) },
     { MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
     { MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&busio_i2c___exit___obj) },
@@ -384,6 +392,7 @@ STATIC const mp_rom_map_elem_t busio_i2c_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_readfrom_into), MP_ROM_PTR(&busio_i2c_readfrom_into_obj) },
     { MP_ROM_QSTR(MP_QSTR_writeto), MP_ROM_PTR(&busio_i2c_writeto_obj) },
     { MP_ROM_QSTR(MP_QSTR_writeto_then_readfrom), MP_ROM_PTR(&busio_i2c_writeto_then_readfrom_obj) },
+    #endif // CIRCUITPY_BUSIO_I2C
 };
 
 STATIC MP_DEFINE_CONST_DICT(busio_i2c_locals_dict, busio_i2c_locals_dict_table);

shared-bindings/busio/SPI.c

@@ -127,7 +127,7 @@ STATIC mp_obj_t busio_spi_make_new(const mp_obj_type_t *type, size_t n_args, siz
     common_hal_busio_spi_construct(self, clock, mosi, miso, args[ARG_half_duplex].u_bool);
     return MP_OBJ_FROM_PTR(self);
     #else
-    raise_ValueError_invalid_pins();
+    mp_raise_NotImplementedError(NULL);
     #endif // CIRCUITPY_BUSIO_SPI
 }
 

shared-bindings/pulseio/PulseOut.c

@@ -32,12 +32,11 @@
 
 #include "shared-bindings/microcontroller/Pin.h"
 #include "shared-bindings/pulseio/PulseOut.h"
-#include "shared-bindings/pwmio/PWMOut.h"
 #include "shared-bindings/util.h"
 
 //| class PulseOut:
-//|     """Pulse PWM "carrier" output on and off. This is commonly used in infrared remotes. The
-//|     pulsed signal consists of timed on and off periods. Unlike PWM, there is no set duration
+//|     """Pulse PWM-modulated "carrier" output on and off. This is commonly used in infrared remotes. The
+//|     pulsed signal consists of timed on and off periods. Unlike `pwmio.PWMOut`, there is no set duration
 //|     for on and off pairs."""
 //|
 //|     def __init__(
@@ -53,7 +52,6 @@
 //|
 //|           import array
 //|           import pulseio
-//|           import pwmio
 //|           import board
 //|
 //|           # 50% duty cycle at 38kHz.
@@ -67,6 +65,7 @@
 //|           pulse.send(pulses)"""
 //|         ...
 STATIC mp_obj_t pulseio_pulseout_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
+    #if CIRCUITPY_PULSEIO_PULSEOUT
     enum { ARG_pin, ARG_frequency, ARG_duty_cycle};
     static const mp_arg_t allowed_args[] = {
         { MP_QSTR_pin, MP_ARG_REQUIRED | MP_ARG_OBJ },
@@ -84,8 +83,12 @@ STATIC mp_obj_t pulseio_pulseout_make_new(const mp_obj_type_t *type, size_t n_ar
     self->base.type = &pulseio_pulseout_type;
     common_hal_pulseio_pulseout_construct(self, pin, frequency, duty_cycle);
     return MP_OBJ_FROM_PTR(self);
+    #else
+    mp_raise_NotImplementedError(NULL);
+    #endif
 }
 
+#if CIRCUITPY_PULSEIO_PULSEOUT
 //|     def deinit(self) -> None:
 //|         """Deinitialises the PulseOut and releases any hardware resources for reuse."""
 //|         ...
@@ -138,14 +141,17 @@ STATIC mp_obj_t pulseio_pulseout_obj_send(mp_obj_t self_in, mp_obj_t pulses) {
     return mp_const_none;
 }
 MP_DEFINE_CONST_FUN_OBJ_2(pulseio_pulseout_send_obj, pulseio_pulseout_obj_send);
+#endif // CIRCUITPY_PULSEIO_PULSEOUT
 
 STATIC const mp_rom_map_elem_t pulseio_pulseout_locals_dict_table[] = {
     // Methods
+    #if CIRCUITPY_PULSEIO_PULSEOUT
     { MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&pulseio_pulseout_deinit_obj) },
     { MP_ROM_QSTR(MP_QSTR___del__), MP_ROM_PTR(&pulseio_pulseout_deinit_obj) },
     { MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
     { MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&pulseio_pulseout___exit___obj) },
     { MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&pulseio_pulseout_send_obj) },
+    #endif // CIRCUITPY_PULSEIO_PULSEOUT
 };
 STATIC MP_DEFINE_CONST_DICT(pulseio_pulseout_locals_dict, pulseio_pulseout_locals_dict_table);