Hi, On Fri, Oct 23, 2015 at 11:36:27PM +0100, Adam Sampson wrote: > The pcDuino V3 Nano has a 3.5mm TRRS jack socket for audio, using the > CTIA standard pinout, connected to HPOUTL, HPOUTR, HPCOM/HPCOMFB and > MICIN1/VMIC (via appropriate RC networks) on the A20. The PH00 GPIO is > wired for headphone plug detection: it reads 0 when nothing's plugged > in, and 1 when a plug is inserted. > > LINEINL/R and FMINL/R are not connected. Ah, so there's a design out there with headphone detect. Cool :) Do you feel like writing the headphone detection code? Anyway, queued for 4.5, thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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