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SubjectRe: [PATCH 4/5] dt-bindings: dma: ti-edma: Add option for reserved channel ranges
On Fri, Aug 23, 2019 at 03:56:17PM +0300, Peter Ujfalusi wrote:
> Similarly to paRAM slots, channels can be used by other cores.
>
> Add optional property to configure the reserved channel ranges.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> ---
> Documentation/devicetree/bindings/dma/ti-edma.txt | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
> index 4bbc94d829c8..1198682ada99 100644
> --- a/Documentation/devicetree/bindings/dma/ti-edma.txt
> +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
> @@ -42,6 +42,9 @@ Optional properties:
> - ti,edma-reserved-slot-ranges: PaRAM slot ranges which should not be used by
> the driver, they are allocated to be used by for example the
> DSP. See example.
> +- ti,edma-reserved-chan-ranges: channel ranges which should not be used by
> + the driver, they are allocated to be used by for example the
> + DSP. See example.

Based on the other thread, I think extending dma-channel-mask to a
uint32-array makes sense here.

Rob

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