[gta02-core] [PATCH] debug connector - SPI
openmoko at underhand.org
Fri Aug 28 22:33:08 CEST 2009
Rask Ingemann Lambertsen wrote:
> On Thu, Aug 27, 2009 at 11:27:30AM +0100, Dave Ball wrote:
>> As far as i can see, this wouldn't be any help. While these pins can be
>> freed up, both SPI controllers are connected on the board, so any
>> additional devices connected through the debug board will just conflict
>> - and none of them will work.
> On many CPU pins, you can select pin function between GPIO and one or
> more special functions. Please refert to chapter 9 "I/O PORTS" in the
> datasheet. This is what it would help: If you want hardware SPI on the debug
> connector, you could switch the ACCEL_SPI pins to GPIO function and enable
> SPI function on the DEBUG_SPI pins instead. So no conflicts.
Ahh right - I see what you intended now. My apologies.
I've created an ecn for this change, does this cover what you'd be
looking for? I'll implement (or you could send an updated patch?) in a
few days if no one objects.
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