fix Missing function or method docstring (missing-function-docstring)

diff --git a/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py b/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
index ab32a88f6067f6465cd5649a38424c53e5c6966e..8f6c3888d794d4b64647249ab7f54937bd2da55f 100644 (file)
--- a/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
+++ b/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
@@ -6,6 +6,7 @@ import re
 from adafruit_blinka.microcontroller.generic_linux.libgpiod_pin import Pin
 
 def find_gpiochip_number(target_label):
+    """Get correct gpiochip number, legacy kernel and mainline kernel are different"""
     try:
         with open('/sys/kernel/debug/gpio', 'r') as f:
             lines = f.readlines()