From nobody Fri Aug 1 12:37:10 2025 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4btlny71rWz63rBv; Fri, 01 Aug 2025 12:37:10 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4btlny3dbHz3PZc; Fri, 01 Aug 2025 12:37:10 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1754051830; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=wVSa1vsDhowaiU6oRYg6NBMXg1kKtNptoz4I5SvPZ4E=; b=ObFc/T5hqPS6OrwXZrd+xSJZ9qzZ8qHQga3DKL8d3Er+XcH+1hOsbi0/Gs2wdB42EDcd/K LV6KVGdDDHXfRSAeDov89J1D1mD0ot7oylGTfRkBAhquxtoHsCaQ1rZpr+LBlOq1EqdB2c wtd1p2atb7xNOSmgEAkn49S3U0JpRTVTZnFD62n1crPvPqBCpMyWS2yzT5EaUUbUeqVTod gwe/n5K9TUb8tdUflsiCrsSgjaRQcgdTu0a/Il/DSqu1Y7YmOQgzzD4dnjeYFu1XoipK7g 53yW9fOykeiZ1Zm0j0dTwUYg4jOGR9YChEoNty7Qr/i4XO0Qt5jQD7WQNzAPfw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1754051830; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=wVSa1vsDhowaiU6oRYg6NBMXg1kKtNptoz4I5SvPZ4E=; b=wuJh9bbYuZcw4fZt53dsfnY6/uZ63khdxhZpl1SqfmgA5GSLKyARZq9XtiODml16xJw5nY eTcAVh/juC+rY4VWlPqpqaCtKgNKYeEh8N76/PJY3gBO2lIFeddlXt0C3tyfni9qa6HiLp /LXb/ZMSpg/O4iX37QSUlCgnF8i9tNuVZb37aS9iCqNeyPI4/Dx+HcuSFHi3ZoHqhPSIFe hktl/+m6eCtBuruZBeKoGeS7jBwSfRHJUnqj2FbhzYrHNydilWk3U7j5yJGrNuSC6J/xf5 W+gL1swNJha/kLL7G2fY6kV/D8d8b9gQ7JQxilg/SGueK65s16hKvA9f9FYpRQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1754051830; a=rsa-sha256; cv=none; b=sresZUCO6sH64sR3ewpce6st/L48K9rd5xMBe/45A0dDXlyaPgDsaSGuDGBlOv/tNWJDzY FBU3NxPDwS0V9/f57DSLa4x8JuufVqNb7On5/ZM+3fuzD5V/I0yTJR5nTrIMvwCLjNAb+V bmYeYZhNi3UcfftCbeXZ4jlpGGPcQ5LGvYsWxY3DoWkxkR5E+0cOM1pLyb7ODBXivRQEEM rc6bCTWB7DbyPS/xHsNRHXf/a/0Siv83PQfqmx6sWuJWQZi48qjJYxMhOMzpl/hzaOfmAX cUwF6ERiM0dkjRQ9jbpmoj1wr/x3hlg4yLS1Ht3YhA5w1dh3E022pO939PJBzA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4btlny2yy5zp0x; Fri, 01 Aug 2025 12:37:10 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 571CbAbk051995; Fri, 1 Aug 2025 12:37:10 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 571CbAUm051992; Fri, 1 Aug 2025 12:37:10 GMT (envelope-from git) Date: Fri, 1 Aug 2025 12:37:10 GMT Message-Id: <202508011237.571CbAUm051992@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Bojan =?utf-8?Q?Novkovi=C4=87?= Subject: git: 7a9a15eaf917 - main - if_dwc: Add support for cvitek ethernet controller List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: bnovkov X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 7a9a15eaf9170e06533f20d44540ab15af9142ef Auto-Submitted: auto-generated The branch main has been updated by bnovkov: URL: https://cgit.FreeBSD.org/src/commit/?id=7a9a15eaf9170e06533f20d44540ab15af9142ef commit 7a9a15eaf9170e06533f20d44540ab15af9142ef Author: Bojan Novković AuthorDate: 2025-01-18 19:10:39 +0000 Commit: Bojan Novković CommitDate: 2025-08-01 12:35:54 +0000 if_dwc: Add support for cvitek ethernet controller This patch adds support for the cvitek flavor of the DWC ethernet controller. This controller is present on the Milk-V riscv SoCs. Reviewed by: manu Differential Revision: https://reviews.freebsd.org/D48530 --- sys/dev/dwc/if_dwc_cvitek.c | 89 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) diff --git a/sys/dev/dwc/if_dwc_cvitek.c b/sys/dev/dwc/if_dwc_cvitek.c new file mode 100644 index 000000000000..fd9a844d3fd4 --- /dev/null +++ b/sys/dev/dwc/if_dwc_cvitek.c @@ -0,0 +1,89 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2025 Bojan Novković + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include +#include +#include +#include + +#include +#include + +#include "if_dwc_if.h" + +static int +if_dwc_cvitek_probe(device_t dev) +{ + + if (!ofw_bus_status_okay(dev)) + return (ENXIO); + + if (!ofw_bus_is_compatible(dev, "cvitek,ethernet")) + return (ENXIO); + device_set_desc(dev, "CVITEK Ethernet Controller"); + + return (BUS_PROBE_DEFAULT); +} + +static int +if_dwc_cvitek_mii_clk(device_t dev) +{ + /* + * XXX: This is a hack to get the driver working on + * the Milk-V platform. For reference, the u-boot designware + * driver uses the same '150_250M' clock value, but if_dwc + * will not work on Milk-V hardware unless the lowest + * bit of the PHY register address is always set. + */ + return (0x10 | GMAC_MII_CLK_150_250M_DIV102); +} + +static device_method_t dwc_cvitek_methods[] = { + DEVMETHOD(device_probe, if_dwc_cvitek_probe), + + DEVMETHOD(if_dwc_mii_clk, if_dwc_cvitek_mii_clk), + DEVMETHOD_END +}; + +extern driver_t dwc_driver; + +DEFINE_CLASS_1(dwc, dwc_cvitek_driver, dwc_cvitek_methods, + sizeof(struct dwc_softc), dwc_driver); +DRIVER_MODULE(dwc_cvitek, simplebus, dwc_cvitek_driver, 0, 0); +MODULE_DEPEND(dwc_cvitek, dwc, 1, 1, 1);