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charset="utf-8" Add '#address-cells' and '#size-cells' to resolved the dt-schema build build issue when dma-ranges is presence. Without address-cells and size-cells presence in DT, kernel panic is observed due to of_base driver treats address-cells as two and size-cells as one. Defining these cells explicitly ensures the binding correctly documents the necessary structure for nodes that describe the DMA-accessible memory space. The supported enumeration for both properties is [1, 2], accommodating both 32-bit and 64-bit address/size representations. Signed-off-by: Khairul Anuar Romli --- Changes in v2: - Add address-cells and size-cells patch into the series --- .../devicetree/bindings/dma/snps,dw-axi-dmac.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml b/= Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml index 1a1800d9b544..2b542ff9a6cd 100644 --- a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml +++ b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml @@ -33,6 +33,16 @@ properties: - description: Address range of the DMAC registers - description: Address range of the DMAC APB registers =20 + '#address-cells': + description: The number of cells used to represent physical base addre= ss + in the host address space. + enum: [1, 2] + + '#size-cells': + description: The number of cells used to represent the size of an addr= ess + range in the host address space. + enum: [1, 2] + reg-names: items: - const: axidma_ctrl_regs --=20 2.43.7