From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793703595; b=DSUptdhLid5eZHzhJDpaldg1vcgGXp/+oC53ibgV+XPqN+0HeYpelWo+zpjOGOzZ/Xn3 YBDLlrC9M0Rch81nrbmyVmWrtRq27UAvZKEIrZeSR47xsx9noTy7yyj0OKETfd/8RZlvS jkPk1+kVgxnoy036UCe2aEeq8XcPMTrB5CG4cTksy3vyP1a/eJRCEYqJ/WtVQuJ58WH84 KIeXORRE1WCmKXdQrqmrlyCv3G+8Ap3f8Eu8QNdW6WpukX9SI56fgbmUfpssO8D92ycJW vAwGepyqR89ZR98dJ7UHduZlPfDXiJqZaBTo7ro4b0tm0JM+lTDw0c/3vRQQDtsA4jA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793703595; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=5pKcFRXYhUfRt/NFgpZQiyJq40B9sdnA84VTi8AATL4=; b=4hjaLud8AP/yvURV3/Pk7l9L0ClL4NPnoWKuBCYJV+goe2uA0KzNXFAf/cDyZXA8hCGd gsvlJZ9aEaeto1+dRlYV2E04r2gAUMueZis8RnoZlKCe97Y80GBUo1BCbNzngpy5FSdWu tFz6AZ0gLCfMgPtY0vT70AgwVNmatOn5PT2o4FS8rHH8KVChnBW/cXg0w7oDdvRjYHj3i 4jmv+0tAXmHyCoiR+vAA+mbUnwNX+RJJJRvPukye5pdsp2vYIFC1LzV9S2QkrX9FfEP/5 vPkKteC0Oaxljs+0YkC0srkcmYrUnhwfN+Df3n2yTAA24Bd9qA8aO8rG8jK62ab2TIg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=YRQ7geCx; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9E58C606A332; Tue, 3 Nov 2026 10:59:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=YRQ7geCx Received: by smtp.kernel.org (Postfix) with ESMTPSA id 456CD1F000C1; Tue, 3 Nov 2026 10:59:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793703595; bh=5pKcFRXYhUfRt/NFgpZQiyJq40B9sdnA84VTi8AATL4=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=YRQ7geCx/qjrzWWDNYRgg6axSKgU5uvHghVLI81Zpn+1oDAhtH6BXWRZ37uqV4pi0 71M5+uhW+qULQlK6pZolWG9o7RpQFg1sPKE9fr8Og1B/p+UOrbEDiHnIvazdTiy62U 0IG3igKkHO0AJHcjPccEOkDbQR9AaS3Sj4E+4C7HMutrmM8WwyZ1Nr3lzaMupa6Wfm +4riYs4vvmV7kdBlozp13+EuwLkb9x8ATTTbT0aiMCaYkzOBWE++TXkkV7tpqP6iFt V+2TNl32cMMO2SSbtgLv8D+ahHTaPJ/67imKLF6+srU+qQyncAt6z8YnQYQIjF9yG8 6oZ2tGLfaCZwg== Date: Tue, 3 Nov 2026 11:59:52 +0100 From: Krzysztof Kozlowski To: Caleb James DeLisle Cc: netdev@vger.kernel.org, andrew@lunn.ch, olteanv@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, chester.a.unal@arinc9.com, daniel@makrotopia.org, linux@armlinux.org.uk, arinc.unal@arinc9.com, Landen.Chao@mediatek.com, dqfext@gmail.com, sean.wang@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, naseefkm@gmail.com, b.larsson@gmx.com Subject: Re: [PATCH v4 2/7] dt-bindings: net: dsa: mediatek,mt7530: describe 'passthrough' hierarchy Message-ID: <20261103-magic-ingenious-buzzard-8bfbc5@quoll> References: <20261029184202.1859843-1-cjd@cjdns.fr> <20261029184202.1859843-3-cjd@cjdns.fr> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20261029184202.1859843-3-cjd@cjdns.fr> On Thu, Oct 29, 2026 at 06:41:57PM +0000, Caleb James DeLisle wrote: > Due to hardware limitations, full switch hierarchies are not supported > with DSA based on the mt7530 DSA tag, however it does support a simplified > hierarchy in which one or more switches act as passthrough conduits with > only one CPU port and one DSA port active. Document this capability. > > Signed-off-by: Caleb James DeLisle > --- > .../devicetree/bindings/net/dsa/mediatek,mt7530.yaml | 5 +++++ > 1 file changed, 5 insertions(+) Acked-by: Krzysztof Kozlowski Best regards, Krzysztof