From nobody Mon Feb 9 06:25:18 2026 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (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 DF2A4351FBE; Tue, 11 Nov 2025 10:53:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762858403; cv=none; b=Gzrk7egagr08pEeLfQrkCSHJRTMY9/ZffEYhxryjVI6jdLpC0NoG1EUETanEs2ouOck7qOvp9WCya96ANNpjgylYfKmi8kD0RzqcjCkmq4MsFWtondFeqP2CpBOS2aQQ1jhfeKWKaamQ8xmQdJg5VyRG8yqYhy2ASnp54EmI7TA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762858403; c=relaxed/simple; bh=g7mlGe76mNaw/xOZJ6E1PI1pNY6kIC2FIUf9CvUkl0o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZlWwZ0gXVDfruaANJjxheEBJaL6GAktbPoDVI6qwU94G9/5yaAHd7aN++6cGdytHCkYzDZjh866OTdP5SLgNjQWTBqI+I5UJqMrBaBC43DlblEFSCnaX7jd0NE1rwKe/n9BB4ZreQQa8vxPHauNu2RPhnRYp8XSR/aGPw/+GXmk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=jcSQBGKm; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="jcSQBGKm" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 659B822D94; Tue, 11 Nov 2025 11:53:20 +0100 (CET) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id o9Ovi-Y2y_qQ; Tue, 11 Nov 2025 11:53:19 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1762858399; bh=g7mlGe76mNaw/xOZJ6E1PI1pNY6kIC2FIUf9CvUkl0o=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=jcSQBGKm/vAejL7+xus1TLVJO5Z2xoqsf80rqZbeh5HEiKnzTBGt45aBZcfa//8Ca uMn/2KJ0i6BLizTda3xFqn9k3lWN+dCLiT41mKNXfTZGEMFkAgXcz6AhP/dNDtZNzw YyG3QzivOllF/vG4CGlL/B1esq2Cp5Jr8S3mykX0J+165FDx0caY0tUpJG+qA1x4TU YdSQlgQ9lMbRmNdyug/qN8EAkmX2GdG2uuvVr9JZcIzSHKq5KJ6r6GuqsYIdUSXuV9 0KMD/AFwHoPOaNGB9s9eUFBvrY/K482OuLeH5ty5qJz8bbWoPHXgpSuxlPSSGT6RJ1 xgqlBBBaHgELw== From: Yao Zi To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Yao Zi , Frank , Heiner Kallweit , Russell King , "Russell King (Oracle)" , Vladimir Oltean , Choong Yong Liang , Chen-Yu Tsai , Jisheng Zhang , Furong Xu <0x1207@gmail.com> Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH net-next v2 1/3] net: phy: motorcomm: Support YT8531S PHY in YT6801 Ethernet controller Date: Tue, 11 Nov 2025 10:52:50 +0000 Message-ID: <20251111105252.53487-2-ziyao@disroot.org> In-Reply-To: <20251111105252.53487-1-ziyao@disroot.org> References: <20251111105252.53487-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" YT6801's internal PHY is confirmed as a GMII-capable variant of YT8531S by a previous series[1] and reading PHY ID. Add support for PHY_INTERFACE_MODE_GMII for YT8531S to allow the Ethernet driver to reuse the PHY code for its internal PHY. Link: https://lore.kernel.org/all/a48d76ac-db08-46d5-9528-f046a7b541dc@moto= r-comm.com/ # [1] Co-developed-by: Frank Sae Signed-off-by: Frank Sae Signed-off-by: Yao Zi --- drivers/net/phy/motorcomm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/phy/motorcomm.c b/drivers/net/phy/motorcomm.c index 89b5b19a9bd2..b751fbc6711a 100644 --- a/drivers/net/phy/motorcomm.c +++ b/drivers/net/phy/motorcomm.c @@ -910,6 +910,10 @@ static int ytphy_rgmii_clk_delay_config(struct phy_dev= ice *phydev) val |=3D FIELD_PREP(YT8521_RC1R_RX_DELAY_MASK, rx_reg) | FIELD_PREP(YT8521_RC1R_GE_TX_DELAY_MASK, tx_reg); break; + case PHY_INTERFACE_MODE_GMII: + if (phydev->drv->phy_id !=3D PHY_ID_YT8531S) + return -EOPNOTSUPP; + break; default: /* do not support other modes */ return -EOPNOTSUPP; } --=20 2.51.2