X-Git-Url: https://git.ayoreis.com/hackapet/Adafruit_Blinka.git/blobdiff_plain/6ca6cd64767669aa7fa4158e1697611ab43c1199..a65d8d4305b542bfba8b6942c94c789f258fcf88:/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 434a90b..423435e 100644
--- a/src/adafruit_blinka/microcontroller/bcm283x/pin.py
+++ b/src/adafruit_blinka/microcontroller/bcm283x/pin.py
@@ -1,5 +1,6 @@
 """Broadcom BCM283x pin names"""
 import RPi.GPIO as GPIO
+from adafruit_blinka.agnostic import detector
 
 GPIO.setmode(GPIO.BCM)  # Use BCM pins D4 = GPIO #4
 GPIO.setwarnings(False)  # shh!
@@ -147,6 +148,9 @@ 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 = (
     (1, SCL, SDA),
     (0, D1, D0),  # both pi 1 and pi 2 i2c ports!