On Mon, Aug 05, 2024 at 07:32:17PM GMT, Krzysztof Kozlowski wrote: > On 02/08/2024 10:32, Inochi Amaoto wrote: > > The DMA IP of Sophgo CV18XX/SG200X is based on a DW AXI CORE, with > > an additional channel remap register located in the top system control > > area. The DMA channel is exclusive to each core. > > > > In addition, the DMA multiplexer is a subdevice of system controller, > > so this binding only contains necessary properties for the multiplexer > > itself. > > > > Add the dmamux binding for CV18XX/SG200X series SoC. > > > > Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx> > > --- > > .../bindings/dma/sophgo,cv1800-dmamux.yaml | 51 +++++++++++++++++++ > > 1 file changed, 51 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.yaml > > Filename should match compatible. > > > > > diff --git a/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.yaml b/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.yaml > > new file mode 100644 > > index 000000000000..11a098ed138a > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/dma/sophgo,cv1800-dmamux.yaml > > @@ -0,0 +1,51 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/dma/sophgo,cv1800-dmamux.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: Sophgo CV1800/SG200 Series DMA multiplexer > > + > > +maintainers: > > + - Inochi Amaoto <inochiama@xxxxxxxxxxx> > > + > > +description: | > > Do not need '|' unless you need to preserve formatting. > > > + The DMA multiplexer of CV1800 is a subdevice of the system > > + controller. It support mapping 8 channels, but each channel > > + can be mapped only once. > > + > > > > Best regards, > Krzysztof > Thanks Regard, Inochi
