PMF_GPIO           33 sound/aoa/core/snd-aoa-gpio-pmf.c PMF_GPIO(headphone, 0);
PMF_GPIO           34 sound/aoa/core/snd-aoa-gpio-pmf.c PMF_GPIO(amp, 1);
PMF_GPIO           35 sound/aoa/core/snd-aoa-gpio-pmf.c PMF_GPIO(lineout, 2);