From patchwork Tue Aug 18 07:14:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Landen Chao X-Patchwork-Id: 262399 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MIME_BASE64_TEXT, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01620C433E3 for ; Tue, 18 Aug 2020 07:14:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C471A20658 for ; Tue, 18 Aug 2020 07:14:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="WZ5H26PH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726738AbgHRHOs (ORCPT ); Tue, 18 Aug 2020 03:14:48 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:12126 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726370AbgHRHOp (ORCPT ); Tue, 18 Aug 2020 03:14:45 -0400 X-UUID: 031c4186c65c474db80104325d4d6fd9-20200818 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=l8c959ZS0LpVJQ/d/MvvSj2ryOh4fCinGK68xeDTNG0=; b=WZ5H26PHRgjqagkm6U63ChVotgwt/24qyRkF9kCkBAy8SfPgVVkTtsMSsnsOQfa9EJ5qCsMaTRwFKShfNskln0HEODVkONFnrIVxYpC2HpRSun+a6nedIEaU7F3rhi4EQT1zm2cEMHHOLFgaUYpAdA2JrSz2rVUpDjALic05JEE=; X-UUID: 031c4186c65c474db80104325d4d6fd9-20200818 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 458419947; Tue, 18 Aug 2020 15:14:39 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 18 Aug 2020 15:14:36 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 18 Aug 2020 15:14:37 +0800 From: Landen Chao To: , , , , , CC: , , , , , , , , , Landen Chao Subject: [PATCH net-next v2 4/7] dt-bindings: net: dsa: add new MT7531 binding to support MT7531 Date: Tue, 18 Aug 2020 15:14:09 +0800 Message-ID: <1ec38b68deec6f1c23e1236d38035b1823ea2ebf.1597729692.git.landen.chao@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add devicetree binding to support the compatible mt7531 switch as used in the MediaTek MT7531 switch. Signed-off-by: Sean Wang Signed-off-by: Landen Chao --- .../devicetree/bindings/net/dsa/mt7530.txt | 71 ++++++++++++++++++- 1 file changed, 68 insertions(+), 3 deletions(-) -- 2.17.1 diff --git a/Documentation/devicetree/bindings/net/dsa/mt7530.txt b/Documentation/devicetree/bindings/net/dsa/mt7530.txt index c5ed5d25f642..50eaf40fb612 100644 --- a/Documentation/devicetree/bindings/net/dsa/mt7530.txt +++ b/Documentation/devicetree/bindings/net/dsa/mt7530.txt @@ -5,6 +5,7 @@ Required properties: - compatible: may be compatible = "mediatek,mt7530" or compatible = "mediatek,mt7621" + or compatible = "mediatek,mt7531" - #address-cells: Must be 1. - #size-cells: Must be 0. - mediatek,mcm: Boolean; if defined, indicates that either MT7530 is the part @@ -32,10 +33,13 @@ Required properties for the child nodes within ports container: - reg: Port address described must be 6 for CPU port and from 0 to 5 for user ports. -- phy-mode: String, must be either "trgmii" or "rgmii" for port labeled - "cpu". +- phy-mode: String, the follow value would be acceptable for port labeled "cpu" + If compatible mediatek,mt7530 or mediatek,mt7621 is set, + must be either "trgmii" or "rgmii" + If compatible mediatek,mt7531 is set, + must be either "sgmii", "1000base-x" or "2500base-x" -Port 5 of the switch is muxed between: +Port 5 of mt7530 and mt7621 switch is muxed between: 1. GMAC5: GMAC5 can interface with another external MAC or PHY. 2. PHY of port 0 or port 4: PHY interfaces with an external MAC like 2nd GMAC of the SOC. Used in many setups where port 0/4 becomes the WAN port. @@ -308,3 +312,64 @@ Example 3: MT7621: Port 5 is connected to external PHY: Port 5 -> external PHY. }; }; }; + +Example 4: MT7531BE port6 -- up-clocked 2.5Gbps SGMII -- MT7622 CPU 1st GMAC + +ð { + gmac0: mac@0 { + compatible = "mediatek,eth-mac"; + reg = <0>; + phy-mode = "2500base-x"; + + fixed-link { + speed = <2500>; + full-duplex; + pause; + }; + }; + + &mdio0 { + switch@0 { + compatible = "mediatek,mt7531"; + reg = <0>; + reset-gpios = <&pio 54 0>; + + 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 = <&gmac0>; + phy-mode = "2500base-x"; + }; + }; + }; + };