[PATCH 25/31] serial: tegra: convert to standard DMA DT bindings

Greg Kroah-Hartman gregkh at linuxfoundation.org
Tue Nov 19 18:23:54 EST 2013


On Fri, Nov 15, 2013 at 01:54:20PM -0700, Stephen Warren wrote:
> From: Stephen Warren <swarren at nvidia.com>
> 
> By using dma_request_slave_channel_or_err(), the DMA slave ID can be
> looked up from standard DT properties, and squirrelled away during
> channel allocation. Hence, there's no need to use a custom DT property
> to store the slave ID.
> 
> DMA channel allocation is moved to probe() so that deferred probe works.
> 
> Cc: treding at nvidia.com
> Cc: linux-tegra at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Cc: linux-serial at vger.kernel.org
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> ---
> This patch is part of a series with strong internal depdendencies. I'm
> looking for an ack so that I can take the entire series through the Tegra
> and arm-soc trees. The series will be part of a stable branch that can be
> merged into other subsystems if needed to avoid/resolve dependencies.

Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>



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