From mboxrd@z Thu Jan 1 00:00:00 1970 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 D115EC433EF for ; Thu, 19 May 2022 12:35:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235711AbiESMfZ (ORCPT ); Thu, 19 May 2022 08:35:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229582AbiESMfX (ORCPT ); Thu, 19 May 2022 08:35:23 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0237ABA57A; Thu, 19 May 2022 05:35:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1652963722; x=1684499722; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=ZEEEUy2ZjA3vhWCA2XPwXEGc6ZNIUOVQ9QWEMBg1pfE=; b=LGr4+LvF/B2KNaVEn6Uqanl2s2qMlhqMgqZbTJKFnMl1t2X8xw6qFDZr OvfqPwimLKCSBXnqGD9Vme1AuCzASwp/XwX85rCn76WZTtqF5JbuVh/FT xBPQon4I2LtAcd9zqWKNR9trBi1OXbtHYSygNJ2QTGftAvV/0r+/PCCMR 4=; Received: from ironmsg-lv-alpha.qualcomm.com ([10.47.202.13]) by alexa-out.qualcomm.com with ESMTP; 19 May 2022 05:35:21 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg-lv-alpha.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 May 2022 05:35:21 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Thu, 19 May 2022 05:35:21 -0700 Received: from hu-harshq-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Thu, 19 May 2022 05:35:17 -0700 From: Harsh Agarwal To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Felipe Balbi CC: , , , , , Harsh Agarwal Subject: [RFC 1/2] dt-bindings: usb: dwc3: Add support for multiport related properties Date: Thu, 19 May 2022 18:04:54 +0530 Message-ID: <1652963695-10109-2-git-send-email-quic_harshq@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1652963695-10109-1-git-send-email-quic_harshq@quicinc.com> References: <1652963695-10109-1-git-send-email-quic_harshq@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Added support for multiport, mport, num-ssphy and num-hsphy properties. These properties are used to support devices having a multiport controller. Signed-off-by: Harsh Agarwal --- .../devicetree/bindings/usb/snps,dwc3.yaml | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml index f4471f8..39c61483 100644 --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml @@ -341,6 +341,35 @@ properties: This port is used with the 'usb-role-switch' property to connect the dwc3 to type C connector. + multiport: + description: + If a single USB controller supports multiple ports, then it's referred to as + a multiport controller. Each port of the multiport controller can support + either High Speed or Super Speed or both and have their own PHY phandles. Each + port is represented by "mport" node and all the "mport" nodes are grouped + together inside the "multiport" node where individual "mport" node defines the + PHYs supported by that port. + required: + - mport + + num-hsphy: + description: Total number of HS-PHYs defined by the multiport controller. + $ref: /schemas/types.yaml#/definitions/uint32 + + num-ssphy: + description: Total number of SS-PHYs defined by the multiport controller. + $ref: /schemas/types.yaml#/definitions/uint32 + + mport: + description: Each mport node represents one port of the multiport controller. + patternProperties: "^mport@[0-9a-f]+$" + oneOf: + - required: + - usb-phy + - required: + - phys + - phy-names + unevaluatedProperties: false required: @@ -369,4 +398,30 @@ examples: snps,dis_u2_susphy_quirk; snps,dis_enblslpm_quirk; }; + - | + usb@4a000000 { + compatible = "snps,dwc3"; + reg = <0x4a000000 0xcfff>; + interrupts = <0 92 4>; + + multiport { + + MP_1: mport@1 { + usb-phy = <&usb2_phy0>, <&usb3_phy0>; + }; + + MP_2: mport@2 { + usb-phy = <&usb2_phy1>, <&usb3_phy1>; + }; + + MP_3: mport@3 { + usb-phy = <&usb2_phy2>, <&usb_nop_phy>; + }; + + MP_4: mport@4 { + usb-phy = <&usb2_phy3>, <&usb_nop_phy>; + }; + + }; + }; ... -- 2.7.4