X-Git-Url: https://git.ayoreis.com/hackapet/Adafruit_Blinka.git/blobdiff_plain/3375e0d4fe77ea274990275403fa242459343ac2..bb8f8b71f45446780449a730a741cc952a9f8578:/src/busio.py diff --git a/src/busio.py b/src/busio.py index 1053504..4786ee4 100755 --- a/src/busio.py +++ b/src/busio.py @@ -11,7 +11,9 @@ import threading from adafruit_blinka import Enum, Lockable, agnostic from adafruit_blinka.agnostic import board_id, detector -import adafruit_platformdetect.board as ap_board +import adafruit_platformdetect.constants.boards as ap_board +import adafruit_platformdetect.constants.chips as ap_chip + class I2C(Lockable): def __init__(self, scl, sda, frequency=400000): @@ -21,14 +23,22 @@ class I2C(Lockable): self.deinit() if detector.board.ftdi_ft232h: from adafruit_blinka.microcontroller.ft232h.i2c import I2C + self._i2c = I2C(frequency=frequency) return elif detector.board.binho_nova: from adafruit_blinka.microcontroller.nova.i2c import I2C + self._i2c = I2C(frequency=frequency) return elif detector.board.microchip_mcp2221: from adafruit_blinka.microcontroller.mcp2221.i2c import I2C + + self._i2c = I2C(frequency=frequency) + return + elif detector.board.greatfet_one: + from adafruit_blinka.microcontroller.nxp_lpc4330.i2c import I2C + self._i2c = I2C(frequency=frequency) return elif detector.board.any_embedded_linux: @@ -36,6 +46,7 @@ class I2C(Lockable): else: from machine import I2C as _I2C from microcontroller.pin import i2cPorts + for portId, portScl, portSda in i2cPorts: try: if scl == portScl and sda == portSda: @@ -45,7 +56,9 @@ class I2C(Lockable): pass else: raise ValueError( - "No Hardware I2C on (scl,sda)={}\nValid I2C ports: {}".format((scl, sda), i2cPorts) + "No Hardware I2C on (scl,sda)={}\nValid I2C ports: {}".format( + (scl, sda), i2cPorts + ) ) self._lock = threading.RLock() @@ -68,7 +81,7 @@ class I2C(Lockable): return self._i2c.scan() def readfrom_into(self, address, buffer, *, start=0, end=None): - if start is not 0 or end is not None: + if start != 0 or end is not None: if end is None: end = len(buffer) buffer = memoryview(buffer)[start:end] @@ -78,17 +91,38 @@ class I2C(Lockable): def writeto(self, address, buffer, *, start=0, end=None, stop=True): if isinstance(buffer, str): buffer = bytes([ord(x) for x in buffer]) - if start is not 0 or end is not None: + if start != 0 or end is not None: if end is None: return self._i2c.writeto(address, memoryview(buffer)[start:], stop=stop) else: - return self._i2c.writeto(address, memoryview(buffer)[start:end], stop=stop) + return self._i2c.writeto( + address, memoryview(buffer)[start:end], stop=stop + ) return self._i2c.writeto(address, buffer, stop=stop) - def writeto_then_readfrom(self, address, buffer_out, buffer_in, *, out_start=0, out_end=None, in_start=0, in_end=None, stop=False): - return self._i2c.writeto_then_readfrom(address, buffer_out, buffer_in, - out_start=out_start, out_end=out_end, - in_start=in_start, in_end=in_end, stop=stop) + def writeto_then_readfrom( + self, + address, + buffer_out, + buffer_in, + *, + out_start=0, + out_end=None, + in_start=0, + in_end=None, + stop=False + ): + return self._i2c.writeto_then_readfrom( + address, + buffer_out, + buffer_in, + out_start=out_start, + out_end=out_end, + in_start=in_start, + in_end=in_end, + stop=stop, + ) + class SPI(Lockable): def __init__(self, clock, MOSI=None, MISO=None): @@ -96,31 +130,45 @@ class SPI(Lockable): if detector.board.ftdi_ft232h: from adafruit_blinka.microcontroller.ft232h.spi import SPI as _SPI from adafruit_blinka.microcontroller.ft232h.pin import SCK, MOSI, MISO + self._spi = _SPI() self._pins = (SCK, MOSI, MISO) return elif detector.board.binho_nova: from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI from adafruit_blinka.microcontroller.nova.pin import SCK, MOSI, MISO + self._spi = _SPI(clock) self._pins = (SCK, MOSI, MISO) return + elif detector.board.greatfet_one: + from adafruit_blinka.microcontroller.nxp_lpc4330.spi import SPI as _SPI + from adafruit_blinka.microcontroller.nxp_lpc4330.pin import SCK, MOSI, MISO + + self._spi = _SPI() + self._pins = (SCK, MOSI, MISO) + return elif detector.board.any_embedded_linux: from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI else: from machine import SPI as _SPI from microcontroller.pin import spiPorts + for portId, portSck, portMosi, portMiso in spiPorts: - if ((clock == portSck) and # Clock is required! - (MOSI == portMosi or MOSI == None) and # But can do with just output - (MISO == portMiso or MISO == None)): # Or just input + if ( + (clock == portSck) + and (MOSI == portMosi or MOSI == None) # Clock is required! + and (MISO == portMiso or MISO == None) # But can do with just output + ): # Or just input self._spi = _SPI(portId) self._pins = (portSck, portMosi, portMiso) break else: raise ValueError( - "No Hardware SPI on (SCLK, MOSI, MISO)={}\nValid SPI ports:{}". - format((clock, MOSI, MISO), spiPorts)) + "No Hardware SPI on (SCLK, MOSI, MISO)={}\nValid SPI ports:{}".format( + (clock, MOSI, MISO), spiPorts + ) + ) def configure(self, baudrate=100000, polarity=0, phase=0, bits=8): if detector.board.any_raspberry_pi or detector.board.any_raspberry_pi_40_pin: @@ -129,7 +177,7 @@ class SPI(Lockable): elif detector.board.any_beaglebone: from adafruit_blinka.microcontroller.am335x.pin import Pin from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI - elif board_id == ap_board.ORANGE_PI_PC or board_id == ap_board.ORANGE_PI_R1 or board_id == ap_board.ORANGE_PI_ZERO: + elif detector.board.any_orange_pi and detector.chip.id == ap_chip.SUN8I: from adafruit_blinka.microcontroller.allwinner.h3.pin import Pin from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI elif board_id == ap_board.GIANT_BOARD: @@ -141,6 +189,9 @@ class SPI(Lockable): elif board_id == ap_board.ODROID_C2: from adafruit_blinka.microcontroller.amlogic.s905.pin import Pin from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.ODROID_C4: + from adafruit_blinka.microcontroller.amlogic.s905x3.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI elif board_id == ap_board.DRAGONBOARD_410C: from adafruit_blinka.microcontroller.snapdragon.apq8016.pin import Pin from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI @@ -156,21 +207,37 @@ class SPI(Lockable): elif board_id == ap_board.JETSON_XAVIER: from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI from adafruit_blinka.microcontroller.tegra.t194.pin import Pin + elif board_id == ap_board.JETSON_NX: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.tegra.t194.pin import Pin + elif detector.board.ROCK_PI_S: + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + from adafruit_blinka.microcontroller.rockchip.rk3308.pin import Pin elif detector.board.SIFIVE_UNLEASHED: from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI from adafruit_blinka.microcontroller.hfu540.pin import Pin - elif board_id == ap_board.PINE64: - from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI - from adafruit_blinka.microcontroller.allwinner.a64.pin import Pin elif detector.board.ftdi_ft232h: from adafruit_blinka.microcontroller.ft232h.spi import SPI as _SPI from adafruit_blinka.microcontroller.ft232h.pin import Pin elif detector.board.binho_nova: from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI from adafruit_blinka.microcontroller.nova.pin import Pin - elif board_id == ap_board.PINE64 or board_id == ap_board.PINEBOOK or board_id == ap_board.PINEPHONE: + elif detector.board.greatfet_one: + from adafruit_blinka.microcontroller.nxp_lpc4330.spi import SPI as _SPI + from adafruit_blinka.microcontroller.nxp_lpc4330.pin import Pin + elif ( + board_id == ap_board.PINE64 + or board_id == ap_board.PINEBOOK + or board_id == ap_board.PINEPHONE + ): from adafruit_blinka.microcontroller.allwinner.a64.pin import Pin from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.CLOCKWORK_CPI3: + from adafruit_blinka.microcontroller.allwinner.a33.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI + elif board_id == ap_board.ONION_OMEGA2: + from adafruit_blinka.microcontroller.mips24kec.pin import Pin + from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI else: from machine import SPI as _SPI from machine import Pin @@ -185,7 +252,7 @@ class SPI(Lockable): firstbit=_SPI.MSB, sck=Pin(self._pins[0].id), mosi=Pin(self._pins[1].id), - miso=Pin(self._pins[2].id) + miso=Pin(self._pins[2].id), ) else: raise RuntimeError("First call try_lock()") @@ -199,7 +266,9 @@ class SPI(Lockable): try: return self._spi.frequency except AttributeError: - raise NotImplementedError("Frequency attribute not implemented for this platform") + raise NotImplementedError( + "Frequency attribute not implemented for this platform" + ) def write(self, buf, start=0, end=None): return self._spi.write(buf, start, end) @@ -207,8 +276,12 @@ class SPI(Lockable): def readinto(self, buf, start=0, end=None, write_value=0): return self._spi.readinto(buf, start, end, write_value=write_value) - def write_readinto(self, buffer_out, buffer_in, out_start=0, out_end=None, in_start=0, in_end=None): - return self._spi.write_readinto(buffer_out, buffer_in, out_start, out_end, in_start, in_end) + def write_readinto( + self, buffer_out, buffer_in, out_start=0, out_end=None, in_start=0, in_end=None + ): + return self._spi.write_readinto( + buffer_out, buffer_in, out_start, out_end, in_start, in_end + ) class UART(Lockable): @@ -218,20 +291,26 @@ class UART(Lockable): Parity.ODD = Parity() Parity.EVEN = Parity() - def __init__(self, - tx, - rx, - baudrate=9600, - bits=8, - parity=None, - stop=1, - timeout=1000, - receiver_buffer_size=64, - flow=None): + def __init__( + self, + tx, + rx, + baudrate=9600, + bits=8, + parity=None, + stop=1, + timeout=1000, + receiver_buffer_size=64, + flow=None, + ): if detector.board.any_embedded_linux: - raise RuntimeError('busio.UART not supported on this platform. Please use pyserial instead.') + raise RuntimeError( + "busio.UART not supported on this platform. Please use pyserial instead." + ) elif detector.board.binho_nova: from adafruit_blinka.microcontroller.nova.uart import UART as _UART + elif detector.board.greatfet_one: + from adafruit_blinka.microcontroller.nxp_lpc4330.uart import UART as _UART else: from machine import UART as _UART @@ -244,8 +323,8 @@ class UART(Lockable): if flow is not None: # default 0 raise NotImplementedError( - "Parameter '{}' unsupported on {}".format( - "flow", agnostic.board_id)) + "Parameter '{}' unsupported on {}".format("flow", agnostic.board_id) + ) # translate parity flag for Micropython if parity is UART.Parity.ODD: @@ -267,12 +346,14 @@ class UART(Lockable): parity=parity, stop=stop, timeout=timeout, - read_buf_len=receiver_buffer_size + read_buf_len=receiver_buffer_size, ) break else: raise ValueError( - "No Hardware UART on (tx,rx)={}\nValid UART ports: {}".format((tx, rx), uartPorts) + "No Hardware UART on (tx,rx)={}\nValid UART ports: {}".format( + (tx, rx), uartPorts + ) ) def deinit(self):