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All buttons on the Netgear R6220 are active-low while they are flagged as active-high. The GPIO status reads the following for no buttons pressed: root@64367-r6220:~# cat /sys/kernel/debug/gpio gpio-7 ( |wps ) in hi gpio-8 ( |wifi ) in hi gpio-14 ( |reset ) in hi Signed-off-by: David Bauer <mail@david-bauer.net> (cherry picked from commit f7f9fe5256ebb660d3160452c3c01a9eb080938f)