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

From: Arnd Bergmann
Date: Mon May 07 2012 - 04:57:23 EST


On Monday 07 May 2012, 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.
>
> Some of configuration params could be passed from DT too if needed.
>
> Signed-off-by: Hiroshi DOYU <hdoyu@xxxxxxxxxx>
> Cc: Felipe Balbi <balbi@xxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>

for the driver, but please fix the issue pointed out by Russell.

Arnd

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