From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (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 48C134F055D for ; Fri, 9 Oct 2026 18:00:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791568801; cv=none; b=hQW6mdPvCtV32WvovG4uOrc4rUe0Lq/dTPBCihmnV4h6GHJXi2YiuqGfY2KX3SEqR/XkdXXDeDgEzH7ymy4fcXTnvRZNklJqpDRRz2toliGCNeudxS70QoW8C+OO48ItyRQHRod3xJO0X0wtfz3IIDpxN/FYcyjfiRqkPXbz13I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791568801; c=relaxed/simple; bh=Gti7K1/QhSFZ+eoHXW5S9feHyQSr76WRiZbHs3IHiuk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jSwJhhGPnS6PpyfnseSnYD5+P7OxD3u/AvGWz7mm8sYeHpMdauDM719TT38GLvYBaMNQfs2f+b6ifmvJ1/egjKis5Wf9PWA9Olt8Et1BvuHfU9lSGiuUlywVJLv0gvdNOnIITaH8FD1jfWMsDSXbaaOBeJ+QvUyXDx6iTO9sgeY= 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=CZXClu4B; arc=none smtp.client-ip=209.85.214.177 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="CZXClu4B" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-2e7006bbf77so14905ad.0 for ; Fri, 09 Oct 2026 11:00:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1791568800; x=1792173600; 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:content-type; bh=MvJvV0aRiulY6uBfalnUL+2S3Yp/YxHHNwR6ZIhHX3M=; b=CZXClu4BhIRDHZQx0u5Owf273gdg82RSyVaX4XTrnqWXuscNhRCiPMGQ+CsK26egPq ukS4gv1pYLedlevClDjwsa+9Liqqwd0W6sxgtxwCe8TbJKptYXPydooa2hVdp3wlkJZj 1ilN+C8rgh5dETYVpsAAAQVKwWHe4Zlbg1ztDzcamBv8WtV2tlaRHEEzN+f0U815mfUx HyGBd68emKevW8nthP3XMIYSltSsPtJa6cm2lUR1viMRltP83fSRa2QpSwNCvhRHvWFt dseoa2v0ol1ARTm+AiVL3d81A1w0rjUteMmtzxSBciuaYXGPxCn/XwVWcKvWkOrMGKT/ KQ4A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791568800; x=1792173600; 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=MvJvV0aRiulY6uBfalnUL+2S3Yp/YxHHNwR6ZIhHX3M=; b=0L9FNn/cRDHxRc3ASmUjh2Rgo26R1R4c13lETOhHgZS+cjX0ky4jKa86lh9nfW3jw7 PQf89HPiO26xh6AoyD0E7e+2BFqH0mht7bDQ+KazuSuHZwCvE7SVBYAPNkf9d5DA98to lAA5IBxHR4wZ3EGAeMtBMnMClKDNkb7ayKrcESMB5PG03eiFumOQ68+MxergV2u3jeL7 6fI73G02EZdSHGTSSdfqA6RpkVwcuxFPTOtMfAIuGvbirHtDEa31fYScDDq5elaVc7XE BTd6IO+cWfjZPMB6TJdotH2gfrpy0x8tENM8ECJyz6ATmMzZNK4zQDf4oi4voIIoEtHk 0Z6g== X-Forwarded-Encrypted: i=1; AKwUvBwWZJIAs5d8dVq2Cdup4gQKxowzjdmJwkfeT8J2QWcIo1L0+LAEs3DsJdVFKImC9QaAuqZmiz4eHEtm@vger.kernel.org X-Gm-Message-State: AFq9FYL8bztgxdgTr+NlrX+0Spef1O5HaTh0QHgm2dPzu211/7lBl7GF Dp94b8s27r9LvF4q8YkeDJ9XiIHUfq+zK1g3trKwty1aXFvLWPDgraxf X-Gm-Gg: AYBFou1vg3BpvdpieCAS0yCfogl24q0d4iCIinCcjDIuraw2amjgOVbDFxS9RTPe0Dl P6NEqPGvnulR6nxTQzS7Ee2UDjwnlXInAq2+b3mP/MWRuJ/79iEszmXf/9fvxPVdrqjky96HXE7 f+NK9t10qtifPJ7d6eaSmfhNhlvOpejuMcXMJ5vzK5mUfN4LQkpb9ilUMPnz//97w9msfKB6nJO Sbivl8Cs2Bnj+//07YTUwYPdaL8ISaioVYEkFpDpbST2mtlzjin8Qz339t5B6NDw6Lst6dMw7N3 fhZswhjIJyzXGDQCPy+Cet6PKC3T+McVIiwvwQn2Ymxf7hDxHvs3ssgqw/EfrTFfvY4Btjf6EQc Vy2W2l+u/W+amyWX1s4E1XThTxStmuVqRYzG/YO6jDlu9+gzT1dkJ6aTZX2WkcLH0pp3e+dTYNh hLs2OEvZyYEWJgELqUeVgqrYWUVuiuvMygAjJcD/1tRMof4R4XsXb4Cpv8mYr+Q6gQXFE9ngi2R zFjus92s60nsDp1AI1sxicRFw== X-Received: by 2002:a17:902:ccd1:b0:2e5:a350:34f5 with SMTP id d9443c01a7336-2e842dfe6c1mr25314525ad.51.1791568799559; Fri, 09 Oct 2026 10:59:59 -0700 (PDT) Received: from d.home.yangfl.dn42 ([2a09:bac5:661c:1246::1d2:d1]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e84219e74asm14167105ad.29.2026.10.09.10.59.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Oct 2026 10:59:56 -0700 (PDT) From: David Yang To: netdev@vger.kernel.org Cc: David Yang , Andrew Lunn , Frank , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiner Kallweit , Russell King , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next v3 2/3] net: phy: motorcomm: Add driver entry for internal YT861x PHYs Date: Sat, 10 Oct 2026 01:59:31 +0800 Message-ID: <20261009175936.428256-3-mmyangfl@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261009175936.428256-1-mmyangfl@gmail.com> References: <20261009175936.428256-1-mmyangfl@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The YT921x switches integrate GbE PHYs of the YT861x family on the switch-internal MDIO bus exposed by the yt921x DSA driver. Add a driver entry for them. The PHY ID 0x01e04281 is live captured from the switch-internal MDIO bus. The switch SerDes PCS does follow the pattern, 0x4f51e899, though. Signed-off-by: David Yang Reviewed-by: Andrew Lunn --- drivers/net/phy/Kconfig | 3 ++- drivers/net/phy/motorcomm.c | 39 +++++++++++++++++++++++++++++++++++-- 2 files changed, 39 insertions(+), 3 deletions(-) diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index d3835597e379..30e9d22c8d1a 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -363,7 +363,8 @@ config MOTORCOMM_PHY tristate "Motorcomm PHYs" help Enables support for Motorcomm network PHYs. - Currently supports YT85xx Gigabit Ethernet PHYs. + Currently supports YT85xx Gigabit Ethernet PHYs, YT861x PHYs + integrated in YT921x switches, and YT8821 2.5Gbps PHYs. config NATIONAL_PHY tristate "National Semiconductor PHYs" diff --git a/drivers/net/phy/motorcomm.c b/drivers/net/phy/motorcomm.c index 90a4f86f2758..7078c4a0225d 100644 --- a/drivers/net/phy/motorcomm.c +++ b/drivers/net/phy/motorcomm.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Motorcomm 8511/8521/8522/8531/8531S/8821 PHY driver. + * Motorcomm 8511/8521/8522/8531/8531S/861x/8821 PHY driver. * * Author: Peter Geis * Author: Frank @@ -18,6 +18,8 @@ #define PHY_ID_YT8522 0x4f51e928 #define PHY_ID_YT8531 0x4f51e91b #define PHY_ID_YT8531S 0x4f51e91a +/* Live captured from YT921x switch internal MDIO bus */ +#define PHY_ID_INT861X 0x01e04281 #define PHY_ID_YT8821 0x4f51ea19 /* YT8521/YT8531S/YT8821 Register Overview * UTP Register space | FIBER Register space @@ -2538,6 +2540,29 @@ static int yt8521_get_features(struct phy_device *phydev) return ret; } +/** + * yt861x_config_init() - apply the auto sleep setting to the PHY + * @phydev: a pointer to a &struct phy_device + * + * Auto sleep is enabled by default and a BMCR soft reset does not restore it, + * so apply the setting from config_init. It can be disabled with the + * "motorcomm,auto-sleep-disabled" device property. + * + * Returns: 0 or negative errno code + */ +static int yt861x_config_init(struct phy_device *phydev) +{ + bool sleep; + + sleep = !device_property_read_bool(&phydev->mdio.dev, + "motorcomm,auto-sleep-disabled"); + + return ytphy_modify_ext_with_lock(phydev, + YT8521_EXTREG_SLEEP_CONTROL1_REG, + YT8521_ESC1R_SLEEP_SW, + sleep ? YT8521_ESC1R_SLEEP_SW : 0); +} + /** * yt8821_get_features - read mmd register to get 2.5G capability * @phydev: target phy_device struct @@ -3173,6 +3198,15 @@ static struct phy_driver motorcomm_phy_drvs[] = { .suspend = yt8521_suspend, .resume = yt8521_resume, }, + { + PHY_ID_MATCH_EXACT(PHY_ID_INT861X), + .name = "YT861x Internal Gigabit Ethernet", + .flags = PHY_IS_INTERNAL, + .config_init = yt861x_config_init, + .soft_reset = genphy_soft_reset, + .suspend = genphy_suspend, + .resume = genphy_resume, + }, { PHY_ID_MATCH_EXACT(PHY_ID_YT8821), .name = "YT8821 2.5Gbps PHY", @@ -3194,7 +3228,7 @@ static struct phy_driver motorcomm_phy_drvs[] = { module_phy_driver(motorcomm_phy_drvs); -MODULE_DESCRIPTION("Motorcomm 8511/8521/8531/8531S/8821 PHY driver"); +MODULE_DESCRIPTION("Motorcomm 8511/8521/8531/8531S/861x/8821 PHY driver"); MODULE_AUTHOR("Peter Geis"); MODULE_AUTHOR("Frank"); MODULE_LICENSE("GPL"); @@ -3205,6 +3239,7 @@ static const struct mdio_device_id __maybe_unused motorcomm_tbl[] = { { PHY_ID_MATCH_EXACT(PHY_ID_YT8522) }, { PHY_ID_MATCH_EXACT(PHY_ID_YT8531) }, { PHY_ID_MATCH_EXACT(PHY_ID_YT8531S) }, + { PHY_ID_MATCH_EXACT(PHY_ID_INT861X) }, { PHY_ID_MATCH_EXACT(PHY_ID_YT8821) }, { /* sentinel */ } }; -- 2.53.0