Add PIO implementation of rotaryio for the Pi 5

[Adafruit_Blinka-hackapet.git] / src / adafruit_blinka / microcontroller / bcm283x / pin.py

diff --git a/src/adafruit_blinka/microcontroller/bcm283x/pin.py b/src/adafruit_blinka/microcontroller/bcm283x/pin.py
index e95364c6febcbf94a01da1657ad114e2f710bcbb..a24ed220dfc72e6cf21fac3752407b5f1e3b5767 100644 (file)
--- a/src/adafruit_blinka/microcontroller/bcm283x/pin.py
+++ b/src/adafruit_blinka/microcontroller/bcm283x/pin.py
@@ -1,5 +1,8 @@
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
 """Broadcom BCM283x pin names"""
-import RPi.GPIO as GPIO
+from RPi import GPIO
 
 GPIO.setmode(GPIO.BCM)  # Use BCM pins D4 = GPIO #4
 GPIO.setwarnings(False)  # shh!
@@ -147,8 +150,10 @@ spiPorts = (
 # ordered as uartId, txId, rxId
 uartPorts = ((1, TXD, RXD),)
 
+# These are the known hardware I2C ports / pins.
+# For software I2C ports created with the i2c-gpio overlay, see:
+#     https://github.com/adafruit/Adafruit_Python_Extended_Bus
 i2cPorts = (
-    (3, SCL, SDA),
     (1, SCL, SDA),
     (0, D1, D0),  # both pi 1 and pi 2 i2c ports!
 )