Add pin control support for the A20. Given that it is pin compatible with the A10...

[hackapet/Adafruit_Blinka.git] / src / busio.py

diff --git a/src/busio.py b/src/busio.py
old mode 100755 (executable)
new mode 100644 (file)
index 3057e52..dd748a5
--- a/src/busio.py
+++ b/src/busio.py
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT

 """
 `busio` - Bus protocol support like I2C and SPI
 =================================================
 """
 `busio` - Bus protocol support like I2C and SPI
 =================================================


@@ -12,13 +15,14 @@ try:
 except ImportError:
     threading = None
 
 except ImportError:
     threading = None
 

+# pylint: disable=unused-import

 import adafruit_platformdetect.constants.boards as ap_board
 import adafruit_platformdetect.constants.chips as ap_chip
 from adafruit_blinka import Enum, Lockable, agnostic
 from adafruit_blinka.agnostic import board_id, detector
 
 # pylint: disable=import-outside-toplevel,too-many-branches,too-many-statements
 import adafruit_platformdetect.constants.boards as ap_board
 import adafruit_platformdetect.constants.chips as ap_chip
 from adafruit_blinka import Enum, Lockable, agnostic
 from adafruit_blinka.agnostic import board_id, detector
 
 # pylint: disable=import-outside-toplevel,too-many-branches,too-many-statements

-# pylint: disable=too-many-arguments,too-many-function-args,consider-using-with,too-many-return-statements
+# pylint: disable=too-many-arguments,too-many-function-args,too-many-return-statements

 
 
 class I2C(Lockable):
 
 
 class I2C(Lockable):


@@ -75,6 +79,13 @@ class I2C(Lockable):
                 I2C_ItsyBitsy as _I2C,
             )
 
                 I2C_ItsyBitsy as _I2C,
             )
 

+            self._i2c = _I2C(scl, sda, frequency=frequency)
+            return
+        if detector.board.macropad_u2if:
+            from adafruit_blinka.microcontroller.rp2040_u2if.i2c import (
+                I2C_MacroPad as _I2C,
+            )
+

             self._i2c = _I2C(scl, sda, frequency=frequency)
             return
         if detector.board.qt2040_trinkey_u2if:
             self._i2c = _I2C(scl, sda, frequency=frequency)
             return
         if detector.board.qt2040_trinkey_u2if:


@@ -236,6 +247,14 @@ class SPI(Lockable):
                 SPI_ItsyBitsy as _SPI,
             )
 
                 SPI_ItsyBitsy as _SPI,
             )
 

+            self._spi = _SPI(clock)  # this is really all that's needed
+            self._pins = (clock, clock, clock)  # will determine MOSI/MISO from clock
+            return
+        if detector.board.macropad_u2if:
+            from adafruit_blinka.microcontroller.rp2040_u2if.spi import (
+                SPI_MacroPad as _SPI,
+            )
+

             self._spi = _SPI(clock)  # this is really all that's needed
             self._pins = (clock, clock, clock)  # will determine MOSI/MISO from clock
             return
             self._spi = _SPI(clock)  # this is really all that's needed
             self._pins = (clock, clock, clock)  # will determine MOSI/MISO from clock
             return


@@ -279,47 +298,7 @@ class SPI(Lockable):
 
     def configure(self, baudrate=100000, polarity=0, phase=0, bits=8):
         """Update the configuration"""
 
     def configure(self, baudrate=100000, polarity=0, phase=0, bits=8):
         """Update the configuration"""

-        if detector.board.any_raspberry_pi or detector.board.any_raspberry_pi_40_pin:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.BEAGLEBONE_AI:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.any_beaglebone:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.any_orange_pi:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.any_nanopi and detector.chip.id == ap_chip.SUN8I:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.GIANT_BOARD:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.CORAL_EDGE_TPU_DEV:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.CORAL_EDGE_TPU_DEV_MINI:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.ODROID_C2:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.ODROID_C4:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.ODROID_XU4:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.DRAGONBOARD_410C:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.JETSON_NANO:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.JETSON_TX1:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.JETSON_TX2:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.JETSON_XAVIER:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.JETSON_NX:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.ROCK_PI_S:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.ROCK_PI_4:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.ROCK_PI_E:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif detector.board.SIFIVE_UNLEASHED:
+        if detector.board.any_nanopi and detector.chip.id == ap_chip.SUN8I:

             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
         elif detector.board.ftdi_ft232h:
             from adafruit_blinka.microcontroller.ftdi_mpsse.mpsse.spi import (
             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
         elif detector.board.ftdi_ft232h:
             from adafruit_blinka.microcontroller.ftdi_mpsse.mpsse.spi import (


@@ -333,19 +312,6 @@ class SPI(Lockable):
             from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI
         elif detector.board.greatfet_one:
             from adafruit_blinka.microcontroller.nxp_lpc4330.spi import SPI as _SPI
             from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI
         elif detector.board.greatfet_one:
             from adafruit_blinka.microcontroller.nxp_lpc4330.spi import SPI as _SPI

-        elif board_id in (
-            ap_board.PINE64,
-            ap_board.PINEBOOK,
-            ap_board.PINEPHONE,
-            ap_board.SOPINE,
-        ):
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.PINEH64:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.CLOCKWORK_CPI3:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
-        elif board_id == ap_board.ONION_OMEGA2:
-            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI

         elif detector.board.any_lubancat and detector.chip.id == ap_chip.IMX6ULL:
             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
         elif detector.board.pico_u2if:
         elif detector.board.any_lubancat and detector.chip.id == ap_chip.IMX6ULL:
             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
         elif detector.board.pico_u2if:


@@ -358,10 +324,16 @@ class SPI(Lockable):
             from adafruit_blinka.microcontroller.rp2040_u2if.spi import (
                 SPI_ItsyBitsy as _SPI,
             )
             from adafruit_blinka.microcontroller.rp2040_u2if.spi import (
                 SPI_ItsyBitsy as _SPI,
             )

+        elif detector.board.macropad_u2if:
+            from adafruit_blinka.microcontroller.rp2040_u2if.spi import (
+                SPI_MacroPad as _SPI,
+            )

         elif detector.board.qtpy_u2if:
             from adafruit_blinka.microcontroller.rp2040_u2if.spi import SPI_QTPY as _SPI
         elif detector.chip.id == ap_chip.RP2040:
             from adafruit_blinka.microcontroller.rp2040.spi import SPI as _SPI
         elif detector.board.qtpy_u2if:
             from adafruit_blinka.microcontroller.rp2040_u2if.spi import SPI_QTPY as _SPI
         elif detector.chip.id == ap_chip.RP2040:
             from adafruit_blinka.microcontroller.rp2040.spi import SPI as _SPI

+        elif detector.board.any_embedded_linux:
+            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI

         else:
             from adafruit_blinka.microcontroller.generic_micropython.spi import (
                 SPI as _SPI,
         else:
             from adafruit_blinka.microcontroller.generic_micropython.spi import (
                 SPI as _SPI,


@@ -389,10 +361,10 @@ class SPI(Lockable):
         """Return the baud rate if implemented"""
         try:
             return self._spi.frequency
         """Return the baud rate if implemented"""
         try:
             return self._spi.frequency

-        except AttributeError:
+        except AttributeError as error:

             raise NotImplementedError(
                 "Frequency attribute not implemented for this platform"
             raise NotImplementedError(
                 "Frequency attribute not implemented for this platform"

-            ) from AttributeError
+            ) from error

 
     def write(self, buf, start=0, end=None):
         """Write to the SPI device"""
 
     def write(self, buf, start=0, end=None):
         """Write to the SPI device"""


@@ -520,36 +492,3 @@ class UART(Lockable):
     def write(self, buf):
         """Write to the UART from a buffer"""
         return self._uart.write(buf)
     def write(self, buf):
         """Write to the UART from a buffer"""
         return self._uart.write(buf)

-
-
-class OneWire:
-    """
-    Stub class for OneWire, which is currently not implemented
-    """
-
-    def __init__(self, pin):
-        raise NotImplementedError("OneWire has not been implemented")
-
-    def deinit(self):
-        """
-        Deinitialize the OneWire bus and release any hardware resources for reuse.
-        """
-        raise NotImplementedError("OneWire has not been implemented")
-
-    def reset(self):
-        """
-        Reset the OneWire bus and read presence
-        """
-        raise NotImplementedError("OneWire has not been implemented")
-
-    def read_bit(self):
-        """
-        Read in a bit
-        """
-        raise NotImplementedError("OneWire has not been implemented")
-
-    def write_bit(self, value):
-        """
-        Write out a bit based on value.
-        """
-        raise NotImplementedError("OneWire has not been implemented")