ARM SPI support

Tom Everett tom at khubla.com
Fri May 17 01:46:33 UTC 2013


ok cool, what about I2C; same thing?

Sorry for what may appear to be lame question; I'm not a kernel expert.



On Thu, May 16, 2013 at 12:51 PM, Luiz Otavio O Souza <lists.br at gmail.com>wrote:

> On 16 May 2013 14:28, Tom Everett <tom at khubla.com> wrote:
>
>> Well it would be the Pi, so that's a Broadcom
>> BCM2835<http://www.broadcom.com/products/BCM2835>
>>
>> .
>>
>> Here's the datasheet
>>
>>
>> http://www.raspberrypi.org/wp-content/uploads/2012/02/BCM2835-ARM-Peripherals.pdf
>>
>>
>
> We don't have the driver for the SPI controller on RPi yet.
>
> There is a gpiospi driver floating around but it need some modifications
> to work with FDT (the same with gpioiic, gpioled and so on).
>
> The basic support for SPI (bus support) is in the tree:
> http://svnweb.freebsd.org/base/head/sys/dev/spibus/
>
> Luiz
>
>



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