[U-Boot] [PATCH 1/3] Create API to map between CPU physical and bus addresses

Marek Vasut
2015-03-25T11:55:41Z

On Wednesday, March 25, 2015 at 03:07:33 AM, Stephen Warren wrote:
> On some SoCs, DMA-capable peripherals see a different address space to
> the CPU's physical address space. Create an API to allow platform-agnostic
> drivers to convert between the two address spaces when programming DMA
> operations.
>
> This API will exist on all platforms, but will have a dummy implementation
> when this feature is not required. Other platforms will enable
> CONFIG_PHYS_TO_BUS and provide the required implementation.
>
> Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>

Applied to -next, thanks!

btw. can't you use __weak here instead of a new ifdef macro (which is not
documented btw)?

Best regards,
Marek Vasut