Add Rock Pi 4c Support

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

diff --git a/src/busio.py b/src/busio.py
index 9260ccc32f8ea61a30b697732ec30b801ca7f386..45d8770d2cc05dc571abf2a5c9a5dea0afbe5b77 100755 (executable)
--- a/src/busio.py
+++ b/src/busio.py
@@ -27,7 +27,7 @@ class I2C(Lockable):
     for both MicroPython and Linux.
     """
 
-    def __init__(self, scl, sda, frequency=400000):
+    def __init__(self, scl, sda, frequency=100000):
         self.init(scl, sda, frequency)
 
     def init(self, scl, sda, frequency):
@@ -198,12 +198,18 @@ class SPI(Lockable):
         if detector.board.any_raspberry_pi or detector.board.any_raspberry_pi_40_pin:
             from adafruit_blinka.microcontroller.bcm283x.pin import Pin
             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
+        elif detector.board.BEAGLEBONE_AI:
+            from adafruit_blinka.microcontroller.dra74x.pin import Pin
+            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
         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 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 detector.board.any_nanopi 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:
             from adafruit_blinka.microcontroller.sama5.pin import Pin
             from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
@@ -243,6 +249,9 @@ class SPI(Lockable):
         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.ROCK_PI_4:
+            from adafruit_blinka.microcontroller.generic_linux.spi import SPI as _SPI
+            from adafruit_blinka.microcontroller.rockchip.rk3399.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