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Thu, 11 May 2023 02:12:24 -0500 Received: from SATLEXMB03.amd.com (10.181.40.144) by SATLEXMB08.amd.com (10.181.40.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Thu, 11 May 2023 00:12:24 -0700 Received: from xhdpranavis40.xilinx.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2375.34 via Frontend Transport; Thu, 11 May 2023 02:12:20 -0500 From: Pranavi Somisetty To: , , , , , , , , CC: , , , , , , , Subject: [PATCH net-next v2 1/2] dt-bindings: net: cdns,macb: Add rx-watermark property Date: Thu, 11 May 2023 01:12:13 -0600 Message-ID: <20230511071214.18611-2-pranavi.somisetty@amd.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230511071214.18611-1-pranavi.somisetty@amd.com> References: <20230511071214.18611-1-pranavi.somisetty@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM11FT052:EE_|IA1PR12MB6020:EE_ X-MS-Office365-Filtering-Correlation-Id: 7c70ffe6-cbe8-493d-5b48-08db51ef12a2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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The watermark implementation and maximum size is dependent on the device where Cadence MACB/GEM is used. Signed-off-by: Pranavi Somisetty --- Documentation/devicetree/bindings/net/cdns,macb.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/net/cdns,macb.yaml b/Documentation/devicetree/bindings/net/cdns,macb.yaml index bef5e0f895be..779bc25cf005 100644 --- a/Documentation/devicetree/bindings/net/cdns,macb.yaml +++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml @@ -109,6 +109,13 @@ properties: power-domains: maxItems: 1 + rx-watermark: + maxItems: 1 + $ref: /schemas/types.yaml#/definitions/uint16 + description: + Set watermark value for pbuf_rxcutthru reg and enable + rx partial store and forward. + '#address-cells': const: 1 @@ -166,6 +173,7 @@ examples: compatible = "cdns,macb"; reg = <0xfffc4000 0x4000>; interrupts = <21>; + rx-watermark = /bits/ 16 <0x44>; phy-mode = "rmii"; local-mac-address = [3a 0e 03 04 05 06]; clock-names = "pclk", "hclk", "tx_clk";