Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753972AbdCMQMc (ORCPT ); Mon, 13 Mar 2017 12:12:32 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:13966 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753880AbdCMQMH (ORCPT ); Mon, 13 Mar 2017 12:12:07 -0400 From: To: , , , , , CC: , , , , , , , , Subject: [PATCH net-next 1/4] dt-bindings: net: dsa: add Mediatek MT7530 binding Date: Tue, 14 Mar 2017 00:11:25 +0800 Message-ID: <1489421488-300-2-git-send-email-sean.wang@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1489421488-300-1-git-send-email-sean.wang@mediatek.com> References: <1489421488-300-1-git-send-email-sean.wang@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3208 Lines: 113 From: Sean Wang Add device-tree binding for Mediatek MT7530 switch. Cc: devicetree@vger.kernel.org Signed-off-by: Sean Wang --- .../devicetree/bindings/net/dsa/mt7530.txt | 94 ++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/dsa/mt7530.txt diff --git a/Documentation/devicetree/bindings/net/dsa/mt7530.txt b/Documentation/devicetree/bindings/net/dsa/mt7530.txt new file mode 100644 index 0000000..0e50dbf --- /dev/null +++ b/Documentation/devicetree/bindings/net/dsa/mt7530.txt @@ -0,0 +1,94 @@ +Mediatek MT7530 Ethernet switch +================================ + +Required properties: + +- compatible: Must be compatible = "mediatek,mt7530"; +- #address-cells: Must be 1 +- #size-cells: Must be 0 +- mediatek,ethsys: Phandle to the syscon node that handles the reset. +- mediatek,ethernet: Phandle to the syscon node that Mediatek ethernet driver + provides that handles the TRGMII setup used by the switch. + See + Documentation/devicetree/bindings/net/mediatek-net.txt for the detailed + setup on mediatek ethernet. +- mediatek,mcm: String, should be "enabled" or "disabled" to indicate that + either MT7530 is the part on multi-chip module belong to MT7623A has + or the remotely standalone chip as the function MT7623N reference board + provided for. +- core-supply: Phandle to the regulator node necessary for the core power. +- io-supply: Phandle to the regulator node necessary for the I/O power + See Documentation/devicetree/bindings/regulator/mt6323-regulator.txt + for details for the regulator setup on these boards. +- mediatek,reset-pin: Phandle to the pinctrl node used for the reset. Which + must be required if the property mediatek,mcm of specified as + "disabled". See + Documentation/devicetree/bindings/pinctrl/pinctrl-mt65xx.txt for + the mediatek pintcrl setting for the details. + +Each port children node within ports container must have the following +mandatory properties: +- reg : Port address described must be 6 for CPU port + and from 0 to 5 for user ports. + +See Documentation/devicetree/bindings/dsa/dsa.txt for a list of additional +required, optional properties and how the integrated switch subnodes must +be specified. + +Example: + + &mdio0 { + switch@0 { + compatible = "mediatek,mt7530"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + mediatek,ethsys = <ðsys>; + mediatek,ethernet = <ð>; + mediatek,mcm = "enabled"; + core-supply = <&mt6323_vpa_reg>; + io-supply = <&mt6323_vemc3v3_reg>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + port@0 { + reg = <0>; + label = "lan0"; + }; + + port@1 { + reg = <1>; + label = "lan1"; + }; + + port@2 { + reg = <2>; + label = "lan2"; + }; + + port@3 { + reg = <3>; + label = "lan3"; + }; + + port@4 { + reg = <4>; + label = "wan"; + }; + + port@6 { + reg = <6>; + label = "cpu"; + ethernet = <ð>; + phy-mode = "trgmii"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + }; + }; + }; -- 1.9.1