From: Khairul Anuar Romli Date: Sat, 31 Jan 2026 17:26:11 +0000 (-0600) Subject: dt-bindings: mtd: cdns,hp-nfc: Add dma-coherent property X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=875382759298650c96192bf2c12e2d1e4575de92;p=thirdparty%2Flinux.git dt-bindings: mtd: cdns,hp-nfc: Add dma-coherent property The Cadence HP NAND Flash Controller on supports DMA transactions through a coherent interconnect. In previous generations SoC (Stratix10 and Agilex) the interconnect was non-coherent, hence there is no need for dma-coherent property to be presence. In Agilex 5, the architecture has changed. It introduced a coherent interconnect that supports cache-coherent DMA. Signed-off-by: Khairul Anuar Romli Reviewed-by: Rob Herring (Arm) Signed-off-by: Dinh Nguyen Signed-off-by: Miquel Raynal --- diff --git a/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml b/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml index 73dc69cee4d8f..367257a227b10 100644 --- a/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml +++ b/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml @@ -40,6 +40,8 @@ properties: dmas: maxItems: 1 + dma-coherent: true + iommus: maxItems: 1