Card
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Terratec PHASE 22
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AK4524 <---> Envy24HT-S
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AK4524 CDTI pin 15 <---> 74HC125 pin 2 ---------------- 74HC125 pin 3 <---> Envy24HT-S GPIO 4 pin 56
Envy24HT-S GPIO 3 pin 55 <---> 74HC125 pin 1--| 

AK4524 CCLK pin 16 <---> 74HC125 pin 11 ---------------- 74HC125 pin 12 <--- CLK
Envy24HT-S GPIO 5 pin 57 <---> 74HC125 pin 13--|
  	
AK4524 CS pin 17 <---> Envy24HT-S GPIO 10 pin 77

CDTI: 2^4=0x10
CCLK: 2^5=0x20
CS: 2^10=0x400
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GPIO DIR, MASK, STATE
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000 0000 0000 0100 0011 1000	(GPIO DIR: 0x438)
111 1111 1111 1011 1100 0111	(GPIO MASK: 0x7FFBC7)
111 1111 1111 1111 1111 1111	(GPIO STATE: 0x7FFFFF)
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E2PROM
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SCFG:	0x10
ACL:	0x80
I2S:	0xf0
SPDIF:	0xc3
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