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 X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 BF99CC433E2 for ; Wed, 17 Jun 2020 15:38:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8F4C520CC7 for ; Wed, 17 Jun 2020 15:38:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592408315; bh=Mmp7l8nOqzeof+dCZUf8iwFZM9Tbqs2liNaByHyvJTY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=qMtbeyjxQ+ddJi9uek3dw2j19Ww0QO/TBkQ1K9QUqg/DPW95FQJiz59iPXJcbEcgJ fX5SIcsrCr9nifS/PVZSrdidUEyHrbK4Uj8TrvDFGe4hy3xfR8b4Ccecta93fUOwB1 VYYFVv/I9cHjzXy42Oy8OnlhowQglkQ/DMEqt4Ks= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726899AbgFQPie (ORCPT ); Wed, 17 Jun 2020 11:38:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:35516 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726597AbgFQPid (ORCPT ); Wed, 17 Jun 2020 11:38:33 -0400 Received: from mail-ot1-f45.google.com (mail-ot1-f45.google.com [209.85.210.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E8E0921527; Wed, 17 Jun 2020 15:38:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592408313; bh=Mmp7l8nOqzeof+dCZUf8iwFZM9Tbqs2liNaByHyvJTY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=USXaaW6m3HgNXWONtUd4GS+12X3vlrQ2BIvKWKCz+S7WUOSD+FgPuGUBLy+80HhnC QQZlhSL97CRpS8wMlCVCmBYzPVGQeqxfK0ZOSHdVCQ5redR969T0BmYdNxZNYaehvO 5UNFUMqKg9dyyc8FECvUdiSMwisPSJDXrY4Ec1CU= Received: by mail-ot1-f45.google.com with SMTP id e5so1944121ote.11; Wed, 17 Jun 2020 08:38:32 -0700 (PDT) X-Gm-Message-State: AOAM533megbuNEP/iL4ZKX++IfcJPJWYdF0TAPYmzaMbRoP0cuQ2/z2R bRIrGOhPIm0/N88h4Mn6U2iZhFVNJXWo50Vj3g== X-Google-Smtp-Source: ABdhPJx+PoYXKyeUx8MAjbYQ1LRx9EEpUKsbhPm2Dbg1Vw8A/V17ptpVa4zGODoB4OocpKHaH/C7MvTr0HCPXdlZSBA= X-Received: by 2002:a05:6830:3104:: with SMTP id b4mr7446929ots.192.1592408312183; Wed, 17 Jun 2020 08:38:32 -0700 (PDT) MIME-Version: 1.0 References: <20200612015030.16072-1-tanmay@codeaurora.org> <20200612015030.16072-2-tanmay@codeaurora.org> <159230611219.62212.8262135380349283774@swboyd.mtv.corp.google.com> In-Reply-To: <159230611219.62212.8262135380349283774@swboyd.mtv.corp.google.com> From: Rob Herring Date: Wed, 17 Jun 2020 09:38:20 -0600 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v6 1/5] dt-bindings: msm/dp: add bindings of DP/DP-PLL driver for Snapdragon To: Stephen Boyd Cc: Tanmay Shah , Sam Ravnborg , devicetree@vger.kernel.org, "linux-kernel@vger.kernel.org" , linux-arm-msm , dri-devel , freedreno , Sean Paul , Rob Clark , aravindh@codeaurora.org, Abhinav Kumar , Chandan Uddaraju , Vara Reddy Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 16, 2020 at 5:15 AM Stephen Boyd wrote: > > Quoting Tanmay Shah (2020-06-11 18:50:26) > > diff --git a/Documentation/devicetree/bindings/display/msm/dp-sc7180.yaml b/Documentation/devicetree/bindings/display/msm/dp-sc7180.yaml > > new file mode 100644 > > index 000000000000..5fdb9153df00 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/display/msm/dp-sc7180.yaml > > @@ -0,0 +1,142 @@ > > + data-lanes = <0 1>; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@0 { > > + reg = <0>; > > + dp_in: endpoint { > > + remote-endpoint = <&dpu_intf0_out>; > > + }; > > + }; > > + > > + port@1 { > > + reg = <1>; > > + dp_out: endpoint { > > Just curious what is eventually connected here? This is possibly a > question for Rob Herring, but I can't figure out how we're supposed to > connect this to the USB type-c connector that is receiving the DP > signal. Does the type-c connector binding support connecting to this end > of the graph? Or should this connect to the DP phy and then the phy > connects to the USB type-c connector node? Right now it is empty which > seems wrong. It should connect to the Type-C connector perhaps thru some sort of switching/muxing node, but that's not really flushed out though. See 'dt-bindings: chrome: Add cros-ec-typec mux props' discussion with your CrOS colleagues. Rob