From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (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 5E1DB314A9B; Mon, 16 Feb 2026 15:01:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771254093; cv=none; b=nmVG7oLB3Hj6L9dPkihq72pYyMl1ofNOq1qqeQae96fCYLDermGPCtmxHGmikAWOL3Oy7vn1sBcNtvS2gFrFNSB/WR2+kEc6hktrtr9Rgo0jNwmQS7gaw9JSi+Mu8Fybp/s3RUIzeh4PO25c10Jnnm9aSiWtye1B4SEZeOY4kXk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771254093; c=relaxed/simple; bh=vWuDr3Tx4NiEtoueri5s7dOMix7kqoaTVHP12WT4dMM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XvolYd2yVKneQptDm3d1kwzhwzw7eW81DqzpDFEvP2DZY9vUO0bpFYUHwkNtJzDS3+6xNyeXyCYkYDifOybD1q0kKVWLnNRj2ISjqvDQvnE5Dt+EgnM0c+rkGwz3H0b/C53H49RDEpD4wJtMR91tJwiCxtJedy9JjKBwVMgsJWM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=w6PjxASX; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="w6PjxASX" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=fZ0BCqVUH5xPPVxomeaJKF0H4wRC7cRMGuNTgfAR7WI=; b=w6PjxASXJb/jnKoq7U4mc7F09F M+xmz3gOYR7Ca1HJInWEsV5zH2bW7wTOmUURs8Iqd/CedefWZsl40Eml0ThMfyZS96rueKMgBG4zv Z3GYZTxYKJKEl1eD6d/vndPPB7BzF8znThFBD5KMyrGoWDlc50i6brFtlE32V91VSFrC/qEaiauFh LgDo4370TZ7ofHrDPYb31I8cSwTfqRp4vVCbBly/4F8zr87B0JN3GmwCfaL9Df0ReNWQYLYuZZ/ZA /dJjNkCQ+lPvU0WaSAfDlkFOELE+aN5C3/GsLc2AgZRHIp306ODXzaPchHtcOCqIKglF+c+m5/O7W GOxrcLrQ==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:47910) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vs05t-0000000073K-1oiw; Mon, 16 Feb 2026 15:01:01 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vs05p-000000000K6-2pxV; Mon, 16 Feb 2026 15:00:57 +0000 Date: Mon, 16 Feb 2026 15:00:57 +0000 From: "Russell King (Oracle)" To: Andrew Lunn Cc: Yao Zi , Heiko Stuebner , Heiner Kallweit , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , netdev@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: Re: Problematic understanding of phy-mode in Rockchip DWMAC driver Message-ID: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Russell King (Oracle) On Mon, Feb 16, 2026 at 02:57:48AM +0100, Andrew Lunn wrote: > On Sat, Feb 14, 2026 at 07:02:08PM +0000, Russell King (Oracle) wrote: > > On Sat, Feb 14, 2026 at 05:50:15PM +0100, Andrew Lunn wrote: > > > Rockchip have recently started adding support for a new version, and > > > appear to of listened to what we have been saying. So it could be the > > > next generation of chips get this correct. > > > > Have you seen any proposed code from Rockchip for their new scheme? > > There was a patch, including a rather odd formulae to convert register > value to delay. I gave some feedback, but it has been silence > afterwards. Searching lore's netdev archive doesn't seem to bring anything up. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!