ppc440 EBC question
From: Peter Fercher <hidden>
Date: 2005-12-20 07:52:58
does somebody have a hint where to find an example how to talk to devices attached to the ppc440 external bus controller thanks
ppc440 EBC question
2 messages, 2 authors, 2005-12-26 · open the first message on its own page
Re: ppc440 EBC question
From: Roland Dreier <hidden>
Date: 2005-12-26 19:06:40
Peter> does somebody have a hint where to find an example how to
Peter> talk to devices attached to the ppc440 external bus
Peter> controller
I don't know of public example code but in general it is pretty easy.
Just set up the EBC registers to map your device into some unused
address space, and then use ioremap() and friends to access the bus.
- R.