Fix an issue with multiple gpio expanders on Pi3

FalconChristmas · Oct 29, 2024 · 0f9b22f · 0f9b22f
1 parent 331adfd
commit 0f9b22f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/SD/FPP_Install.sh b/SD/FPP_Install.sh
@@ -893,6 +893,10 @@ EOF
             echo "FPP - Removing extraneous blacklisted modules"
             rm -f /etc/modprobe.d/blacklist-*8192cu.conf
             rm -f /etc/modprobe.d/blacklist-*8xxxu.conf
+
+            # this causes a symlink from gpiochip4 -> gpiochip0 which then prevents a gpio expander that would be
+            # gpiochip4 from actually loading and getting a dev entry
+            rm -f /usr/lib/udev/rules.d/60-gpiochip4.rules
         fi
 
 		echo "FPP - Disabling getty on onboard serial ttyAMA0"