Starting investigation of ADC. ADC.setup()
is failing:
open("/sys/devices", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC) = 3
getdents64(3, /* 16 entries */, 32768) = 536
getdents64(3, /* 0 entries */, 32768) = 0
close(3) = 0
open("/sys/devices/bone_capemgr.9/slots", O_RDWR|O_LARGEFILE) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=4096, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb6f3c000