M41T80_SQW_MAX_FREQ
return (setting == 0) ? 0 : (setting == 1) ? M41T80_SQW_MAX_FREQ :
M41T80_SQW_MAX_FREQ >> setting;
if (req->rate >= M41T80_SQW_MAX_FREQ)
req->rate = M41T80_SQW_MAX_FREQ;
else if (req->rate >= M41T80_SQW_MAX_FREQ / 4)
req->rate = M41T80_SQW_MAX_FREQ / 4;
if (rate >= M41T80_SQW_MAX_FREQ)
else if (rate >= M41T80_SQW_MAX_FREQ / 4)