Re: GPIO on envy24ht M-Audio 192

[Cruise X Overide <cruiseoveride@gmail.com>]

Wiring Info for M-Audio Audiophile 192 (AP192K) Rev-E
--------------------------------------------------------


AK4358 <=> Envy24HT
--------------------------------------------------------
AK4358 pin 19 (CCLK/SCL) <-> Envy24HT pin 51 (GPIO1)
AK4358 pin 20 (CDTI/SDA) <-> Envy24HT pin 53 (GPIO3)
AK4358 pin 21 (CSN/CAD1) <-> Envy24HT pin 56 (GPIO4)

AK4114 <=> Envy24HT
------------------------------------------------------- 
AK4114 pin 34 (CCLK) <-> Envy24HT pin 51 (GPIO1) 
AK4114 pin 33 (CDTI) <-> Envy24HT pin 53 (GPIO3) 
AK4114 pin 32 (CDTO) <-> Envy24HT pin 52 (GPIO2) 
AK4114 pin 35 (CSN) <-> Envy24HT pin 59 (GPIO7) 

AK5385A <=> Envy24HT
-------------------------------------------------------
AK5385 CKS0 does not appear to connect to Envy24HT
AK5385A DFS0 pin 18 <=> Envy24HT GPIO10 pin 77 
AK5385A DFS1 pin 20 <=> either Envy24HT pin 78 or 79, 


On Thu, 2006-08-03 at 19:43 +0200, Takashi Iwai wrote:
> At Thu, 03 Aug 2006 19:14:55 +0200,
> I wrote:
> > 
> > At Thu, 03 Aug 2006 13:03:07 -0400,
> > Cruise X Overide wrote:
> > > 
> > >  how do i figure out the i2c address of each codec chip
> > > > is this in the datasheet of the aks?
> > > > 
> > > > No.  It should be in the datasheet of your M-Audio board (if any), but
> > > > not in the datasheet of controller or codec chips.
> > > > 
> > > > 
> > > > Takashi
> > > 
> > > would have an idea where i could find such a datasheet?
> > 
> > That's why I asked about the datasheet of the board (_not_ about
> > VT1724!) in the early reply...
> > 
> > Only the board vendor (M-Audio) may provide such one.  Ask them about
> > it.
> 
> Well, actually, this is the most difficult part for writing a linux
> driver.  Other things can get easier when you have more experiences.
> 
> I forgot to mention that i2c address may be limited occasionally by
> the codec chip.  In such a case, the amount of guess work would be
> much smaller.  Check the datasheet of AK codecs precisely.
> 
> 
> Takashi


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