root@orangepizero2:/# cat /sys/kernel/debug/gpio
gpiochip1: GPIOs 0-287, parent: platform/pio, pio:
gpio-76 ( |? ) out lo
gpio-77 ( |? ) out hi
gpio-80 ( |? ) out hi
gpio-166 ( |cd ) in lo
gpio-207 ( |wlan_hostwake ) in lo
gpio-208 ( |bt-wake-host-gpio ) in lo
gpio-210 ( |wlan_regon ) out hi
gpio-211 ( |bt_rst ) out hi