From c4582a31efd92ea74ecf75c727443a167dfe0577 Mon Sep 17 00:00:00 2001 From: Frank Wunderlich Date: Wed, 9 Jul 2025 13:09:40 +0200 Subject: [PATCH] dt-bindings: net: mediatek,net: add sram property Meditak Filogic SoCs (MT798x) have dedicated MMIO-SRAM for dma operations. MT7981 and MT7986 currently use static offset to ethernet MAC register which will be changed in separate patch once this way is accepted. Add "sram" property to map ethernet controller to dedicated mmio-sram node. Signed-off-by: Frank Wunderlich Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Krzysztof Kozlowski Link: https://patch.msgid.link/20250709111147.11843-5-linux@fw-web.de Signed-off-by: Jakub Kicinski --- .../devicetree/bindings/net/mediatek,net.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/net/mediatek,net.yaml b/Documentation/devicetree/bindings/net/mediatek,net.yaml index d2b5461e73bcd..b45f67f92e80d 100644 --- a/Documentation/devicetree/bindings/net/mediatek,net.yaml +++ b/Documentation/devicetree/bindings/net/mediatek,net.yaml @@ -66,6 +66,10 @@ properties: - const: gmac - const: ppe + sram: + $ref: /schemas/types.yaml#/definitions/phandle + description: phandle to mmio SRAM + mediatek,ethsys: $ref: /schemas/types.yaml#/definitions/phandle description: @@ -162,6 +166,8 @@ allOf: - const: gp1 - const: gp2 + sram: false + mediatek,infracfg: false mediatek,wed: false @@ -194,6 +200,8 @@ allOf: - const: ethif - const: fe + sram: false + mediatek,infracfg: false mediatek,wed: false @@ -233,6 +241,8 @@ allOf: - const: sgmii_ck - const: eth2pll + sram: false + mediatek,infracfg: false mediatek,sgmiisys: @@ -283,6 +293,8 @@ allOf: - const: sgmii_ck - const: eth2pll + sram: false + mediatek,sgmiisys: minItems: 2 maxItems: 2 -- 2.47.2