From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6EC47218ACC for ; Tue, 3 Mar 2026 01:07:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772500032; cv=none; b=UOpuL5gKKY25Cbhc6Qe63WHR5POq6G/GRa5fNl00+Qhjj67tYCOtqSk6Dk/Tbh+D4E52g2yUufxJfC8HNm8E2WqUIDmwXJjwVcuYOJNxlIUh/GlRGypNcTj66M3pcIgRf+04HbDIn7I8xd2gtHDtF1DxFu/siw96HD3W9xZDHL4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772500032; c=relaxed/simple; bh=9Lx08UaLnU7Uwnp2XhPN2FqDgQsacRlyZD2mwcG3pic=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ki1iQjndpnv229D/WtokfSSsrcjth61LJOJgvo+6M/WRhrYTzulhPDtV/X9g0kKDEL2mlYrWv7N/rZMIEN9MURrlPiA0Na1vMJAvrmBjA2/pwX8tcV2eYXH/itzKBGEBIw7uf4Qrkj/3yg5ztkwHJ15Gmc1N2FqpR4W4RGKqSCw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=GtzX0n/l; arc=none smtp.client-ip=209.85.216.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GtzX0n/l" Received: by mail-pj1-f46.google.com with SMTP id 98e67ed59e1d1-3597c40a838so907347a91.1 for ; Mon, 02 Mar 2026 17:07:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772500031; x=1773104831; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Lg9NTb0IKxx8ei5NoCGpVXrMa9Lq0kjbSYaE4R3/gIE=; b=GtzX0n/l4LiVAMkMaxH40uj7adrqRSjk8Mn+A+MA9nSq5WRHbbZyhIaIdpjEqmgaxh 9BqPmtXhvuKYWYjjiHs7r+b3sla1N5FcPWfYx+3BnpTRPlbJfHyXqgMJaZqc90xZGYwC gMBbkm0aZiJl2G24K54ToYc/PqN7m5kB0kAfC9kB1WovcSba0cx4QEBZ2pPhXHkK3cG7 Vv/J/hMDqvSJH8FeMF3Voa9CKGabU/vD35B2VgqDa0kbu3a3qRKmGn9hBjIeQmaXXRoJ cZGgCLq35Wuj0jJHi98nLKoppU7h/0pv7QmYTkc0Gg9mSAj/DL+XhQ4MQEoKHcGtPfUs a5RA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772500031; x=1773104831; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Lg9NTb0IKxx8ei5NoCGpVXrMa9Lq0kjbSYaE4R3/gIE=; b=H8U3yA19vJO6DXrmpl55pAz1XKpPeMjj5wuNd9tSay1pv/Hy3OGnX1l6C2ywbUhYwi 8mE/xyoOGfFrUv576hDYakHvYrXW7+8cOwMfr8PvaQBzDAqH2SncUF29OfHSFIBEADkq B7cNpqGmtcu5lg3D2qN8YVTJE1BwKAK2iYnBNB7RGyePRWhEf/ycz8d1EsiKzStAHK/t W2P18rmp16SIuBzrfODmDgKHysCyLEN2CSYJw5YMw0Az7lt6RPYK3T0cYO3118OEeNNy Xja/rmZrVIxj+rzMj2Jj0WF8aFu+c9Su6jf7xTfj8JSW3LYnaojukL3fzmDTKD0jxWgs 6dIw== X-Gm-Message-State: AOJu0YwkWJk/ynXbp0c3BDQO9QDDusp3bYqfTLmsADD3GIn0kEq9EM0j ZMnR/Gp2kBM3qavcdOPGuneH4heDhjqZGwWdodEXg9xaC+choLgPEHqn X-Gm-Gg: ATEYQzxLNEnA2X+A3L9Dm9ynv3kAEBrXRPKdIxwTeZQC6EJnwn4CvqzTQPcwx+Mtexp BZq/Vk4GkGeX35qT3xf6S/ixFEIeg6fYHnRSy8AvV6V5zHx6YmJzFNQFVYEHIf/XMSe8BT0a6EV 4bzoHEaxKkSZI3Dhlp4u85Lzw5Y6tXPAGwk9hW8FGZRi4usNSVtXU2QH+FNorCFnIa4PTVacT48 0XCfgwY1DVMrXdkS5ZAr8lYgZBZ27CR5lFY8LdS/qal4CkqfOTfQNtfKdQdCkUALjTQaVpA0PQ2 2Jg95Eo8r5x1+LAhQCU4BNkYGrUWKOCvc6nKRDPxqvn8S0efXuj0aDjki9tQ82mTAsupFPvI6Zz OG/cZSrw/VNp0UJky5rEqdYjQAtXBWxg0Mf/YkBntXtf4r2+ECEJfP16sdwA+Z1jWYNB5Jul2Wv eIeHnaGu7NjZMQEZaeUTgwzg== X-Received: by 2002:a17:90b:5282:b0:355:35b0:8b83 with SMTP id 98e67ed59e1d1-35965d02c06mr14789519a91.33.1772500030814; Mon, 02 Mar 2026 17:07:10 -0800 (PST) Received: from localhost ([2001:19f0:ac00:4eb8:5400:5ff:fe30:7df3]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3599c07d40dsm403270a91.2.2026.03.02.17.07.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Mar 2026 17:07:10 -0800 (PST) From: Inochi Amaoto To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , "Russell King (Oracle)" , Yao Zi , Yanteng Si , Inochi Amaoto , Lad Prabhakar , Shangjuan Wei , Chen-Yu Tsai , Jernej Skrabec , Boon Khai Ng , Maxime Chevallier , Quentin Schulz , Giuseppe Cavallaro , Jose Abreu Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Yixun Lan , Longbin Li Subject: [PATCH net-next v6 1/3] dt-bindings: net: Add support for Spacemit K3 dwmac Date: Tue, 3 Mar 2026 09:06:27 +0800 Message-ID: <20260303010630.567674-2-inochiama@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260303010630.567674-1-inochiama@gmail.com> References: <20260303010630.567674-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The GMAC IP on Spacemit K3 is almost a standard Synopsys DesignWare MAC (version 5.40a) with some extra clock. Add necessary compatible string for this device. Signed-off-by: Inochi Amaoto Reviewed-by: Rob Herring (Arm) --- .../devicetree/bindings/net/snps,dwmac.yaml | 2 + .../bindings/net/spacemit,k3-dwmac.yaml | 103 ++++++++++++++++++ 2 files changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/spacemit,k3-dwmac.yaml diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 38bc34dc4f09..98ebb6276bc6 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -109,6 +109,7 @@ properties: - snps,dwmac-5.10a - snps,dwmac-5.20 - snps,dwmac-5.30a + - snps,dwmac-5.40a - snps,dwxgmac - snps,dwxgmac-2.10 - sophgo,sg2042-dwmac @@ -656,6 +657,7 @@ allOf: - snps,dwmac-5.10a - snps,dwmac-5.20 - snps,dwmac-5.30a + - snps,dwmac-5.40a - snps,dwxgmac - snps,dwxgmac-2.10 - st,spear600-gmac diff --git a/Documentation/devicetree/bindings/net/spacemit,k3-dwmac.yaml b/Documentation/devicetree/bindings/net/spacemit,k3-dwmac.yaml new file mode 100644 index 000000000000..274f446b5e5e --- /dev/null +++ b/Documentation/devicetree/bindings/net/spacemit,k3-dwmac.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/spacemit,k3-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Spacemit K3 DWMAC glue layer + +maintainers: + - Inochi Amaoto + +select: + properties: + compatible: + contains: + const: spacemit,k3-dwmac + required: + - compatible + +properties: + compatible: + items: + - const: spacemit,k3-dwmac + - const: snps,dwmac-5.40a + + reg: + maxItems: 1 + + clocks: + items: + - description: GMAC application clock + - description: PTP clock + - description: TX clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + - const: tx + + interrupts: + minItems: 1 + items: + - description: MAC interrupt + - description: MAC wake interrupt + + interrupt-names: + minItems: 1 + items: + - const: macirq + - const: eth_wake_irq + + resets: + maxItems: 1 + + reset-names: + const: stmmaceth + + spacemit,apmu: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to the syscon node which control the glue register + - description: offset of the control register + - description: offset of the dline register + description: + A phandle to syscon with offset to control registers for this MAC + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - resets + - reset-names + - spacemit,apmu + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + + ethernet@cac80000 { + compatible = "spacemit,k3-dwmac", "snps,dwmac-5.40a"; + reg = <0xcac80000 0x2000>; + clocks = <&syscon_apmu 66>, <&syscon_apmu 68>, + <&syscon_apmu 69>; + clock-names = "stmmaceth", "ptp_ref", "tx"; + interrupts = <131 IRQ_TYPE_LEVEL_HIGH>, <276 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq", "eth_wake_irq"; + phy-mode = "rgmii-id"; + phy-handle = <&phy0>; + resets = <&syscon_apmu 67>; + reset-names = "stmmaceth"; + spacemit,apmu = <&syscon_apmu 0x384 0x38c>; + }; + -- 2.53.0