From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 60A10C44507 for ; Tue, 14 Jul 2026 19:14:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sDbNwySDDI8l5ubUnYvBLfskOHIXKt1H5K6W46XxfCk=; b=R4DqdH7SnHUmSx CJikJvUjxxsIxiSktGIuHMovtBbTC+aZZ+xH9I6xNK2OS0BZKpkKbKaAln38EYit7MgfvmH8g6Hwr +W9s3t3R3a1dCU4DkuscBkQK7FIwTG18H2Lr7UA2SW/Z88kEn1iyAerv2+9KiEF+nAvJKfnZWzfej bA7vszdLhZUx5xI+FSPEPzzXeGv+hKSb7puPETRmMG0rjl7le+Wg4AVwD1U5Cm+S/9Q/lG5ksg4kj UHnbZGIbKmYNXDmuqKFM2CMyeSk3tqgn07+KtYPAXkic1oXNnkfiEpyR4GXNyCd3FGCBEaFFiqQvv +znYAGYdvPwKAaIpFZpw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjiaF-0000000D09O-0ABk; Tue, 14 Jul 2026 19:14:23 +0000 Received: from mail-pj2-x04.google.com ([2607:f8b0:4864:39::4]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjiaB-0000000D03q-03nM for linux-phy@lists.infradead.org; Tue, 14 Jul 2026 19:14:21 +0000 Received: by mail-pj2-x04.google.com with SMTP id d9443c01a7336-2cc80544c74so4350075ad.0 for ; Tue, 14 Jul 2026 12:14:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784056458; x=1784661258; darn=lists.infradead.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:content-type; bh=D31Jk59RNQrVzT/A24ayRfZRG2gdPQCEGTF2WIN9kY8=; b=MGSGUAdmykY5iDpmAX5OCHr5tSuY1eXCVpARy+PYu9GtRjpCLgU5/cb+OtrpfLy01Y M06i2RoclkVs/v/jPeTTUfhGo9YWwaMDXEaMVkVIR+H+oeu86+zPgzABckH+fPhvnl60 HMm2/bZIbZslM0Voxc69kKixsbqNB7+dWuvKq8kaxVQwg3FjvZcIl31QroZxs7cuYUH0 DQ77D/4oSv7lDhf3aOKELf9QiBJZUILGWB1WsBPxx2sqvRWKeYRhLM22hbTt+61bbLkZ +S9n6oHqzC3eNj4hcrmb80zJNwMT6PZ/zRNjiJG3mhJ+5p2DvOKLh7iDUlS/mJ+/fF2G k3Cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784056458; x=1784661258; 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:content-type; bh=D31Jk59RNQrVzT/A24ayRfZRG2gdPQCEGTF2WIN9kY8=; b=CnpSZZ0a0o7yJSGLXrV6Ntuz0icutHuZuNFwv1lEImlR7kJUup8M6MOF7YwvO4ESMT ScsB2c43eXlxrYJxH1PgAfP2BnKzzqq5cxE34POM87Z0BHxeN+3YLQiY9alOHlvWzpey 8inHwZpaXtaM3mvW/EEnByImD6rTspAGDdTWgYgPNA3xjpuuxXcSSqL/nRMvXO41nsLg gTaU/6Q61I63H7BmSvbeOXoKMyHBfhGMHugYgaWq2t6mN+N09MQM+kYxfVABC4gqaDUz IAKFV7Cr5d+h/tyZdSRvl3oxzFb8nkcA3Io8apV4jiRCH9rQ8S2ZZRgocTZASqmsmXEe CXlQ== X-Forwarded-Encrypted: i=1; AHgh+Ro2DwqGzXvHSO1Bw8QXLeZceQsoCC0xpVeHp9v6vH0fr7FER9ITy/H1r7+54Dd/UqJElqtgNhqucFk=@lists.infradead.org X-Gm-Message-State: AOJu0YxYemk2o8D5OzLMas7IAET5bbfXbDFTFQMsIjWe3WMYfdmgsjwD vGpuSVA1n1oWOR0x7fZrp2UkUWCU6S7exZRgu/iTtJKwlZlIbX3OOrsH X-Gm-Gg: AfdE7clUzXb4WalAgdtAGycZDLKX2QWdORL8rnPqMT3hoAs7JPNsP7EENli/B+4lCCY WKmm1mozJ8EFSvVhvgu11AkW5sNZVPS8YGDjNlTPVHaL6m3z4cU0u3zFAIZja27kvBzg4DmHP97 FE6hTuSSldUVMDz5ShsDNaThGp7/kSUrrEWdabA7J6fadiv7D5zy6trpVEnd85FaUUeY8EjdHO3 9d1CUziMnFXxgLWvTQTiiy1yGgZ976If2UutPR9FdJQPZ2XFIhSKz2c7kndgt3gQsdgFx+A2z9q ssP5E/ifSCwwFO2HYYbEX++vDpxZ1u3a/TOdnOhZeDqDVEbuZla/O3vKAacXn1Y0jhMAkTh3JAp aYaH185hDvQdVHex6P2n0Ymew7d18m73vOllNjy26blADL2nzsKbK+uUrnLn8HIGSQ3cgYuT1tg 3LM5qk6r3jAAc= X-Received: by 2002:a17:903:1b08:b0:2ca:17a8:cfce with SMTP id d9443c01a7336-2ce9f2852b2mr148789445ad.29.1784056458374; Tue, 14 Jul 2026 12:14:18 -0700 (PDT) Received: from server.lan ([150.230.217.250]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ccc9d3d451sm120763245ad.65.2026.07.14.12.14.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jul 2026 12:14:17 -0700 (PDT) From: Coia Prant To: kuba@kernel.org, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de Cc: netdev@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, Coia Prant Subject: [RFC PATCH 05/10] arm64: dts: rockchip: rk3568: add XPCS and fixed-clock nodes Date: Wed, 15 Jul 2026 03:08:33 +0800 Message-ID: <20260714191341.690906-6-coiaprant@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260714191341.690906-1-coiaprant@gmail.com> References: <20260714191341.690906-1-coiaprant@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260714_121419_077876_3D9352F0 X-CRM114-Status: GOOD ( 10.09 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org The RK3568 SoC integrates a Synopsys DesignWare XPCS that provides the Physical Coding Sublayer for 1000BASE-X, SGMII, and QSGMII interfaces via its four MII ports. Add the XPCS device node and its pcs-mii sub-nodes to the SoC device tree. The XPCS device is accessed via the APB3 bus at 0xfda00000 and requires the CSR clock (PCLK_XPCS) for register access and the EEE clock (CLK_XPCS_EEE) for Energy Efficient Ethernet operation. The PD_PIPE power domain must be enabled before any register access. Also add two fixed-clock nodes (xpcs_gmac0_clk and xpcs_gmac1_clk) providing the 125 MHz reference clock for the GMACs when operating with XPCS. These clocks are used as the assigned-clock-parents for the respective GMAC nodes. All nodes are left disabled by default and must be enabled at the board level when 1000BASE-X/SGMII/QSGMII is in use. The XPCS node also requires a reference to the appropriate Naneng Combo PHY via the phys property at the board level. Signed-off-by: Coia Prant --- arch/arm64/boot/dts/rockchip/rk3568.dtsi | 45 ++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi index 3bc653f027f1f..989e164c0eb39 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi @@ -110,6 +110,51 @@ sata0: sata@fc000000 { status = "disabled"; }; + xpcs: pcs@fda00000 { + compatible = "rockchip,rk3568-xpcs"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0xfda00000 0x0 0x200000>; + clocks = <&cru PCLK_XPCS>, <&cru CLK_XPCS_EEE>; + clock-names = "csr", "eee"; + power-domains = <&power RK3568_PD_PIPE>; + status = "disabled"; + + xpcs_mii0: pcs-mii@0 { + reg = <0>; + status = "disabled"; + }; + + xpcs_mii1: pcs-mii@1 { + reg = <1>; + status = "disabled"; + }; + + xpcs_mii2: pcs-mii@2 { + reg = <2>; + status = "disabled"; + }; + + xpcs_mii3: pcs-mii@3 { + reg = <3>; + status = "disabled"; + }; + }; + + xpcs_gmac0_clk: xpcs-gmac0-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "clk_gmac0_xpcs_mii"; + #clock-cells = <0>; + }; + + xpcs_gmac1_clk: xpcs-gmac1-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "clk_gmac1_xpcs_mii"; + #clock-cells = <0>; + }; + pipe_phy_grf0: syscon@fdc70000 { compatible = "rockchip,rk3568-pipe-phy-grf", "syscon"; reg = <0x0 0xfdc70000 0x0 0x1000>; -- 2.47.3 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy