From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 188532D7807; Tue, 12 Aug 2025 02:03:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.81 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754964212; cv=none; b=SxQt9bnLu3L1MpknwWkESs09suD9oOAMia0qUQShZv/LgqnCVolAjergxDT4Eq1aQwL1bNJ+euXeTk2AbmdYWB7AikzMdren72hDNpkS6qAbq62ODxOss8d1bQIXBYLAAQiEGB4dfqgau170eMrDYq9W5qsU9ttLd7pxsww5Y5c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754964212; c=relaxed/simple; bh=wyiVNKFPy5jHvquWCiMp3FASL6MnPhmMq+huuY8UYrc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=SFFHI0bQ9fCmGrEQtUJI/AMPRwcC6dHKcTpp40KDYtbsP8vl61GWUz1CGMMlF3+FBrmhQQaHzGcw7BdXWVUcItZT988ObKzQKRADlqSD62cXTILl1gPYVv7M4reeNc5f/sQjoVtiQuB0RrUqBOwksCVT/7Z4P32n3RsnvcwbIEA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from [127.0.0.2] (unknown [114.241.87.235]) by APP-03 (Coremail) with SMTP id rQCowAB3DH7LoJpoRIQaCw--.31870S5; Tue, 12 Aug 2025 10:02:53 +0800 (CST) From: Vivian Wang Date: Tue, 12 Aug 2025 10:02:19 +0800 Subject: [PATCH net-next v5 3/5] riscv: dts: spacemit: Add Ethernet support for K1 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250812-net-k1-emac-v5-3-dd17c4905f49@iscas.ac.cn> References: <20250812-net-k1-emac-v5-0-dd17c4905f49@iscas.ac.cn> In-Reply-To: <20250812-net-k1-emac-v5-0-dd17c4905f49@iscas.ac.cn> To: Andrew Lunn , Jakub Kicinski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Vivian Wang , "David S. Miller" , Eric Dumazet , Paolo Abeni , Philipp Zabel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: Vivian Wang , Vadim Fedorenko , Junhui Liu , Simon Horman , Maxime Chevallier , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.2 X-CM-TRANSID:rQCowAB3DH7LoJpoRIQaCw--.31870S5 X-Coremail-Antispam: 1UD129KBjvJXoWxWFy7AFy8Wry7XF48Kr18AFb_yoW5Kry8pa yUAFs3Cr4xCw1rCwnayF9rWFs5G3WFkFyrGr9xGFWxGF4rtry7tFn0yry5Xw48Zws8ArW8 Gr48XrWxKFnrtw7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUmI14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JrWl82xGYIkIc2 x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26F4UJVW0owA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1l e2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI 8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwAC jcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2ka0x kIwI1lc7CjxVAaw2AFwI0_GFv_Wryl42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_ Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1V AY17CE14v26r4a6rW5MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAI cVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMI IF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr1j6F4UJbIYCTnI WIevJa73UjIFyTuYvjTRM6wCDUUUU X-CM-SenderInfo: pzdqw2pxlnt03j6l2u1dvotugofq/ Add nodes for each of the two Ethernet MACs on K1 with generic properties. Also add "gmac" pins to pinctrl config. Signed-off-by: Vivian Wang --- arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi | 48 ++++++++++++++++++++++++++++ arch/riscv/boot/dts/spacemit/k1.dtsi | 22 +++++++++++++ 2 files changed, 70 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi index 3810557374228100be7adab58cd785c72e6d4aed..aff19c86d5ff381881016eaa87fc4809da65b50e 100644 --- a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi @@ -11,6 +11,54 @@ #define K1_GPIO(x) (x / 32) (x % 32) &pinctrl { + gmac0_cfg: gmac0-cfg { + gmac0-pins { + pinmux = , /* gmac0_rxdv */ + , /* gmac0_rx_d0 */ + , /* gmac0_rx_d1 */ + , /* gmac0_rx_clk */ + , /* gmac0_rx_d2 */ + , /* gmac0_rx_d3 */ + , /* gmac0_tx_d0 */ + , /* gmac0_tx_d1 */ + , /* gmac0_tx */ + , /* gmac0_tx_d2 */ + , /* gmac0_tx_d3 */ + , /* gmac0_tx_en */ + , /* gmac0_mdc */ + , /* gmac0_mdio */ + , /* gmac0_int_n */ + ; /* gmac0_clk_ref */ + + bias-pull-up = <0>; + drive-strength = <21>; + }; + }; + + gmac1_cfg: gmac1-cfg { + gmac1-pins { + pinmux = , /* gmac1_rxdv */ + , /* gmac1_rx_d0 */ + , /* gmac1_rx_d1 */ + , /* gmac1_rx_clk */ + , /* gmac1_rx_d2 */ + , /* gmac1_rx_d3 */ + , /* gmac1_tx_d0 */ + , /* gmac1_tx_d1 */ + , /* gmac1_tx */ + , /* gmac1_tx_d2 */ + , /* gmac1_tx_d3 */ + , /* gmac1_tx_en */ + , /* gmac1_mdc */ + , /* gmac1_mdio */ + , /* gmac1_int_n */ + ; /* gmac1_clk_ref */ + + bias-pull-up = <0>; + drive-strength = <21>; + }; + }; + uart0_2_cfg: uart0-2-cfg { uart0-2-pins { pinmux = , diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index abde8bb07c95c5a745736a2dd6f0c0e0d7c696e4..7b2ac3637d6d9fa1929418cc68aa25c57850ac7f 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -805,6 +805,28 @@ network-bus { #size-cells = <2>; dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>, <0x0 0x80000000 0x1 0x00000000 0x0 0x80000000>; + + eth0: ethernet@cac80000 { + compatible = "spacemit,k1-emac"; + reg = <0x0 0xcac80000 0x0 0x420>; + clocks = <&syscon_apmu CLK_EMAC0_BUS>; + interrupts = <131>; + mac-address = [ 00 00 00 00 00 00 ]; + resets = <&syscon_apmu RESET_EMAC0>; + spacemit,apmu = <&syscon_apmu 0x3e4>; + status = "disabled"; + }; + + eth1: ethernet@cac81000 { + compatible = "spacemit,k1-emac"; + reg = <0x0 0xcac81000 0x0 0x420>; + clocks = <&syscon_apmu CLK_EMAC1_BUS>; + interrupts = <133>; + mac-address = [ 00 00 00 00 00 00 ]; + resets = <&syscon_apmu RESET_EMAC1>; + spacemit,apmu = <&syscon_apmu 0x3ec>; + status = "disabled"; + }; }; pcie-bus { -- 2.50.1