From nobody Tue Feb 10 04:12:27 2026 Received: from sender4-op-o15.zoho.com (sender4-op-o15.zoho.com [136.143.188.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 60B47332EB8; Fri, 9 Jan 2026 09:35:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.15 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767951358; cv=pass; b=emEnqtWfoSskWkHdhfDX30fhnMMYg1D9GR6IXT9cf5wbwnJbb3tgVJZFe/h8bhgy2Dn+TD0UFqPup9f5m21xi1BjH+g8pFp3HAga0a80sCva80eIc25ShVKLEy0EuS+3uJDdywnckGIPaP8P2SwJkeLXyHe5G05pPJhzkIE71GA= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767951358; c=relaxed/simple; bh=FjAjqaHilq3EZcDP2UV2+kFI+T5O1Vx9la2NeovXlog=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kIKhFohHweM3pme3ehw+oUMzGh+LE69jzNgMo/Y+abX/PAxSYZzhZHuHat7mqw0AH9qveTFWaboB4bPkVWWzHuydLHVQXAwZ9tHznM4l1XVpOZvIdQSsbHeLGRXrd6sE3l0rcZTOiDwe5Egt6N67a0/MK+d9JXkfTrtXeLeN0Vg= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ziyao.cc; spf=pass smtp.mailfrom=ziyao.cc; dkim=pass (1024-bit key) header.d=ziyao.cc header.i=me@ziyao.cc header.b=b4et7jNl; arc=pass smtp.client-ip=136.143.188.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ziyao.cc Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ziyao.cc Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ziyao.cc header.i=me@ziyao.cc header.b="b4et7jNl" ARC-Seal: i=1; a=rsa-sha256; t=1767951319; cv=none; d=zohomail.com; s=zohoarc; b=eCaaSRvkJjQAow+e/0HdWZhGF4NcUnm2E4rg44TePVxJkaC6L/dD41PoRitX0yiXrUfwhEKdxsEUFnjbmudvziIhCppXgFJWkhS+5grrrjIDxqGgpkI37Ht+Dr/D8tmPRiANJ78xkAi83ti5Jb5oX2MZIEZrjWPJ6xR7MjBCNhQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1767951319; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=AJiUi0vgyPXUZGcPlj9tYD4kFQD9YLQA3gmxYQ9BkRA=; b=PRRtsIz8x95a12uEh1JKyNPAQv7lNymkZDLFgP/Hs5gJpR2sh2k7sbDXVxmvg1fH1Q7T3yV9edhmsdYtQO7umFPCpiZmTbpDppw/PW5JpU+0mInljYSf3hh81NrLFWPWL9Wpolq2SEd9+HWGDZU8L0PY3b4EI+99a3ik7PoXn/o= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=ziyao.cc; spf=pass smtp.mailfrom=me@ziyao.cc; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1767951319; s=zmail; d=ziyao.cc; i=me@ziyao.cc; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=AJiUi0vgyPXUZGcPlj9tYD4kFQD9YLQA3gmxYQ9BkRA=; b=b4et7jNlNMrXeD53Oix1Sl0Mn6PaOaAfK+c/xS1xzUAYnmXNR+2MKbDJGmHm2F6G B1nZvRoUXUgj4fDw2B29KLGau0r0aBvC74JoPpcv0PcX48NlgjjuKbWvhzxOFPkcwBw NFUhWXTyN5gDhCcR8HBem35IooMi5gemuTFofVpE= Received: by mx.zohomail.com with SMTPS id 1767951317965832.252306704789; Fri, 9 Jan 2026 01:35:17 -0800 (PST) From: Yao Zi To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Frank , Heiner Kallweit , Russell King , "Russell King (Oracle)" , Vladimir Oltean , Chen-Yu Tsai , Jisheng Zhang , Furong Xu <0x1207@gmail.com> Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Mingcong Bai , Kexy Biscuit , Yao Zi , Andrew Lunn Subject: [PATCH RESEND net-next v6 1/3] net: phy: motorcomm: Support YT8531S PHY in YT6801 Ethernet controller Date: Fri, 9 Jan 2026 09:34:44 +0000 Message-ID: <20260109093445.46791-3-me@ziyao.cc> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260109093445.46791-2-me@ziyao.cc> References: <20260109093445.46791-2-me@ziyao.cc> 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 X-ZohoMailClient: External 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 Reviewed-by: Andrew Lunn Reviewed-by: Russell King (Oracle) --- 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..dc9569a39cb4 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; + return 0; default: /* do not support other modes */ return -EOPNOTSUPP; } --=20 2.52.0