On 06/03/2023 15:04, Walker Chen wrote: > The DMA controller needs two reset items to work properly on JH7110 SoC, > so there is need to constrain the items' value to 2, other platforms > have 1 reset item at most. > > Signed-off-by: Walker Chen <walker.chen@xxxxxxxxxxxxxxxx> > --- > .../bindings/dma/snps,dw-axi-dmac.yaml | 24 +++++++++++++++---- > 1 file changed, 20 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml > index ad107a4d3b33..d8b5439f215c 100644 > --- a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml > +++ b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml > @@ -12,14 +12,12 @@ maintainers: > description: > Synopsys DesignWare AXI DMA Controller DT Binding > > -allOf: > - - $ref: "dma-controller.yaml#" > - > properties: > compatible: > enum: > - snps,axi-dma-1.01a > - intel,kmb-axi-dma > + - starfive,jh7110-axi-dma > > reg: > minItems: 1 > @@ -58,7 +56,8 @@ properties: > maximum: 8 > > resets: > - maxItems: 1 > + minItems: 1 > + maxItems: 2 > > snps,dma-masters: > description: | > @@ -109,6 +108,23 @@ required: > - snps,priority > - snps,block-size > > +allOf: > + - $ref: "dma-controller.yaml#" Rebase your patches on something recent... I would argue that it should be based on maintainer's (or linux-next) tree, but that would be too good to be true. > + - if: > + properties: > + compatible: > + contains: > + enum: > + - starfive,jh7110-axi-dma > + then: > + properties: > + resets: > + minItems: 2 What are the items expected here? > + else: > + properties: > + resets: Best regards, Krzysztof