Re: [PATCH v2 3/5] dmaengine: qcom: bam_dma: add controlled remotely dt property

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On Tue, Apr 05, 2016 at 04:44:25PM -0700, Vinod Koul wrote:
> On Wed, Apr 06, 2016 at 01:56:20AM +0300, Stanimir Varbanov wrote:
> >  Documentation/devicetree/bindings/dma/qcom_bam_dma.txt | 2 ++
> >  drivers/dma/qcom/bam_dma.c                             | 7 +++++++
> 
> The binding should be a separate patch..
> 
> >  
> > +	bdev->controlled_remotely = of_property_read_bool(pdev->dev.of_node,
> > +						"qcom,controlled-remotely");
> > +
> 
> we need some defaults here, how will this work with boards withe older DT.

By default the bam driver should assume that it can access the registers.  It is
only in specific cases where we have trustzone locking down these registers and
assigning them to other remote processors.

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]
  Powered by Linux