From nobody Sat Sep 21 17:26:01 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 39D77C6FA94 for ; Tue, 20 Sep 2022 17:27:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231191AbiITR1T (ORCPT ); Tue, 20 Sep 2022 13:27:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45916 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230422AbiITR1R (ORCPT ); Tue, 20 Sep 2022 13:27:17 -0400 Received: from sender4-op-o14.zoho.com (sender4-op-o14.zoho.com [136.143.188.14]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60CAB5AA1D; Tue, 20 Sep 2022 10:27:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1663694800; cv=none; d=zohomail.com; s=zohoarc; b=JA42xgq9rowKvbsPrcqB7g3uQK688lukOyJed4/mAX4xxYgNV/NQ+62YnCsCaT3eqUR+yuyCEjhEapAPJsnEv4HjUBNgkB/bZn1JARO3IpihVQ8ik7r4BFrvXk6idwTKxDabg0UKqN9jqA+SvrHV80jDTRE53R/z1l+EEB2NGCU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1663694800; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:To; bh=e/woZgOfEk4bPPmPa0r+Po+yiCUsHmnWQI/XFXBMQsw=; b=QeR92KVSaC2kJJlDBJ7GiweNGr64wYEfviFPzoGAx3/0I246oBkpk4cZHhass12awqW59lImTQ+R1HpwZDvoRfWdgktl5EFigD5pcaJMgBj/jNvCrlz0NRGOiy6TMqaD4HtjzdQNilnDiyBrfoFTzNhz466cKmpbRrHvJln1Wrs= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=arinc9.com; spf=pass smtp.mailfrom=arinc.unal@arinc9.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1663694800; s=zmail; d=arinc9.com; i=arinc.unal@arinc9.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-Id:Message-Id:In-Reply-To:References:MIME-Version:Content-Type:Content-Transfer-Encoding:Reply-To; bh=e/woZgOfEk4bPPmPa0r+Po+yiCUsHmnWQI/XFXBMQsw=; b=QiFheOWoknOZXiVxE2CNWGWH+MPuPMzaw4wkknrLxWcqxZHjLkpSVi/4qfKel4Uu UeqArNs5Vd25k6q0Qom98XX2SnNGgEi9NFpXs5i36PodfbJK1Q5xwWycIlLTPdRflWa pkrbGTJch3i7PPGK5iQZIaoTzKSiOQU3Q1cC7HcA= Received: from arinc9-Xeront.fusolab.local (37.120.152.236 [37.120.152.236]) by mx.zohomail.com with SMTPS id 166369479790656.60163612260146; Tue, 20 Sep 2022 10:26:37 -0700 (PDT) From: =?UTF-8?q?Ar=C4=B1n=C3=A7=20=C3=9CNAL?= To: Krzysztof Kozlowski , Rob Herring , Matthias Brugger , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Thomas Bogendoerfer , Greg Kroah-Hartman , Sean Wang , Landen Chao , DENG Qingfang , Sergio Paracuellos , erkin.bozoglu@xeront.com Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, =?UTF-8?q?Ar=C4=B1n=C3=A7=20=C3=9CNAL?= , Sungbo Eo , Rob Herring Subject: [PATCH v4 net-next 02/10] dt-bindings: net: dsa: mediatek,mt7530: change mt7530 switch address Date: Tue, 20 Sep 2022 20:25:48 +0300 Message-Id: <20220920172556.16557-3-arinc.unal@arinc9.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220920172556.16557-1-arinc.unal@arinc9.com> References: <20220920172556.16557-1-arinc.unal@arinc9.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the case of muxing phy0 of the MT7530 switch, the switch and the phy will have the same address on the mdio bus, 0. This causes the ethernet driver to fail since devices on the mdio bus cannot share an address. Any address can be used for the switch, therefore, change the switch address to 0x1f. Suggested-by: Sungbo Eo Signed-off-by: Ar=C4=B1n=C3=A7 =C3=9CNAL Acked-by: Rob Herring --- .../bindings/net/dsa/mediatek,mt7530.yaml | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml= b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml index bc6446e1f55a..138ee6bff267 100644 --- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml +++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml @@ -285,9 +285,9 @@ examples: #address-cells =3D <1>; #size-cells =3D <0>; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7530"; - reg =3D <0>; + reg =3D <0x1f>; =20 reset-gpios =3D <&pio 33 0>; =20 @@ -346,9 +346,9 @@ examples: #address-cells =3D <1>; #size-cells =3D <0>; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7530"; - reg =3D <0>; + reg =3D <0x1f>; =20 mediatek,mcm; resets =3D <ðsys MT2701_ETHSYS_MCM_RST>; @@ -474,9 +474,9 @@ examples: #address-cells =3D <1>; #size-cells =3D <0>; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7621"; - reg =3D <0>; + reg =3D <0x1f>; =20 mediatek,mcm; resets =3D <&sysc MT7621_RST_MCM>; @@ -560,9 +560,9 @@ examples: reg =3D <4>; }; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7621"; - reg =3D <0>; + reg =3D <0x1f>; =20 mediatek,mcm; resets =3D <&sysc MT7621_RST_MCM>; @@ -650,9 +650,9 @@ examples: phy-mode =3D "rgmii"; }; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7621"; - reg =3D <0>; + reg =3D <0x1f>; =20 mediatek,mcm; resets =3D <&sysc MT7621_RST_MCM>; @@ -730,9 +730,9 @@ examples: phy-mode =3D "rgmii"; }; =20 - switch@0 { + switch@1f { compatible =3D "mediatek,mt7621"; - reg =3D <0>; + reg =3D <0x1f>; =20 mediatek,mcm; resets =3D <&sysc MT7621_RST_MCM>; --=20 2.34.1