hard ware connection adp5588( qwerty keypad) mini 2440

hai any one have worked on adp5588 (qwerty keypad )

please guide me how to interface adp5588 with micro 2440

Hi, according schematics it is just GPIO expander connected through GPIO.
So connect it to I2C but you need some driver to run this out. Do you use
linux?

marek

i need hard ware connection schematics 

do u have please provide me

yha i am using linux 

i used the driver which is in the friendly arm kernel

I have used CON6 for GPIO interface like 19 and 20th for I2C ,CON 4 19th as
Supply ,20 as GND. and 16th pin as interrupt (PORTG0) on CON6 for Micro2440
SDK.



I got these registration failure error :

Error:
adp5588 is failed to register