[U-Boot] Question: Information regarding MII and PHY

[Mike Frysinger]

On Thursday, September 22, 2011 20:17:33 Graeme Russ wrote:
> 2) The Linux network driver framework (at least now) is so
>    massive that porting a network driver over is practically impossible.
>    Is the U-Boot network driver framework similar in any way to the Linux
>    framework such that I can take relevant portions of code straight from
>    a Linux driver, or is it a case of carefully picking out the relevant
>    bits and stitching together a entirely new beast?

the net drivers in u-boot tend to be pretty thin because we're single 
threaded.  so the Linux drivers are good to see it setting up the hardware 
registers, but that's about it.

> 3) Any idea what would be one of the most recent network drivers added
>    from scratch to U-Boot that would serve as a 'style guide' for my new
>    driver?

look at doc/README.drivers.eth.  this should cover the eth layer (not PHY).
-mike
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