Migrate AM335x from Adafruit_BBIO to libgpiod #1012
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Summary
Migrates AM335x-based BeagleBone boards from deprecated Adafruit_BBIO to modern libgpiod interface. Adafruit_BBIO is no longer maintained and uses the legacy GPIO sysfs interface (
/sys/class/gpio/) that predates Linux kernel 4.8+ GPIO character devices (/dev/gpiochip0-4).Technical Changes
GPIO Interface Migration
Pin("GPIO1_28"))Pin((1, 28)))Architecture Improvements
SPI0_D0,I2C1_SDA) from microcontroller to board files