SPI connection

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tarek.elsherbiny
Posts: 16
Joined: Mon Feb 02, 2009 7:23 am

SPI connection

Post by tarek.elsherbiny » Thu Feb 12, 2009 11:59 am

Hi all,

I have RF board that I need to connect to my FriendlyARM.
The RF board can be communicated through SPI only.
Is there any suggestions on how to connected?

Thanks

buserror
Posts: 92
Joined: Thu Jan 22, 2009 12:28 am

Re: SPI connection

Post by buserror » Thu Feb 12, 2009 1:25 pm

At least one SPI native S3C2440 is routed to the "IO" connector on the Mini2440, nothing is on it at the moment. You need to cinnect your device CLK/CDAT and at least a free GPIO to act as a CS (chip select).
Then of course when that is done and the kernel has the interface registered, you need the specific driver for your device..

tarek.elsherbiny
Posts: 16
Joined: Mon Feb 02, 2009 7:23 am

Re: SPI connection

Post by tarek.elsherbiny » Mon Mar 16, 2009 7:14 am

I need some clarification
Is the spi driver implemented for the mini2440 board and is it compiled and included in the kernel shipped with it?

To access the spi do I need to do it in user space or kernel space?

Is there any example code?

Thanks

roby_g
Posts: 1
Joined: Sun Mar 29, 2009 5:44 am

Re: SPI connection

Post by roby_g » Mon Mar 30, 2009 7:50 pm

I have AD board that I need to connect to mini2440, trough SPI and external trigger. I have installed windows ce. Is there any suggestions on how to connected?

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