Prabhu Kalyan Rout,您好！
There is a very easy way below to access the gpio:
1:to build a driver for it ,the main function you will use are
__ioremap and __iounmap ;
now you can access all the gpios through the virtual address
return by __ioremap
2::In the app source code you can access them
======= 2008-12-29 16:37:46 您在来信中写道：=======
>Hi,
>I am working on TIs DM6446. I need to write an application which will verify
>whether the peripherals are fine.
>So i was searching for driver support all the general peripherals. But I could
>not find any api which will help
>to access GPIO and Watch dog timer. Can any body tell me how to do this?
>Thanks
>
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致
礼！
黄守旺
huan...@temobi.com
2008-12-29
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