[PATCHv5 1/3] ARM: tegra: Add Tegra AHB driver

Stephen Warren swarren at wwwdotorg.org
Wed May 9 05:45:59 EST 2012


On 05/07/2012 05:36 AM, Hiroshi Doyu wrote:
...
> Tegra AHB Bus conforms to the AMBA Specification (Rev 2.0) Advanced
> High-performance Bus (AHB) architecture.
> 
> The AHB Arbiter controls AHB bus master arbitration. This effectively
> forms a second level of arbitration for access to the memory
> controller through the AHB Slave Memory device. The AHB pre-fetch
> logic can be configured to enhance performance for devices doing
> sequential access. Each AHB master is assigned to either the high or
> low priority bin. Both Tegra20/30 have this AHB bus.

I've applied this (minus the Change-Id line) and the other two patches
to Tegra's for-next branch. I'll let it sit there for a day or two
before sending a pull request into arm-soc for 3.5; hopefully it's not
too late for that.


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