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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 19FFAFF8855 for ; Tue, 5 May 2026 15:44:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QenSE31+PMtIJJ9yvUXLhwoxpKRO4WcEoDJQcqqJ508=; b=hx1RUMdWX21sBO ejXFC8lBz5QP7ojBHZvv54npJk3lYutvq5T1dvjVwLAvlbtNRCK9GV9japoJ5zNxwSTD/ruWGfTOK bANXI50a8aQLOlNWi0P2AQEW2x5QatfMfE2pKGfIaBfPPzj4j+Rwa5Hp3S21jdEO57bthmaPwrWUz FmCjA576PLei8VhakzmZXIoIKcFCS/xvOVxrgffYo7v5hS9kDYGXULugs6NoTWScCMq3BiH9SbPwS LZuIKSAP/AKXFfS+0vlxQ+enV7S3jDNvaozvD6ccKnrLtmoMOPhuxaIUOaoQ7y0kNPtNmo9SIRPfz DQOStZZTRWU9IYm+1aog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wKHwW-0000000GhOI-3e9R; Tue, 05 May 2026 15:44:16 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wKHwT-0000000GhN6-191B; Tue, 05 May 2026 15:44:14 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 73CB744301; Tue, 5 May 2026 15:44:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1F875C4DDFD; Tue, 5 May 2026 15:44:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777995852; bh=bCfTXkwP7yBiyRfwzj60VulBmDVM9WEMccCuTjm8a+s=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZItYsX404FwWlF0T8mi9a5gwpg1xS41MfCS9MNaiGaB2WjaQsjD3dfU6iyll1hJV1 iE3Y0c/oCc/l/ZdDFpvgdQiVc7ZvSPMCRVaN8snLZQWqfShFEOQvkkQtjcMiOuWdzd N/NG3vthwJ2EAX2ZqVXUjIe4AHv9HVNKY5VoAFPh0JSEz8sceIzornRjw151FFfXHh WOH15wrp6LvGmPgcB+XS/l2acxvKxxTcq/8GZM7xfwPqFor+XCNn9KSDjLVOnE8q4q BjzoDFMCTNtn52QKhSo4KtP+uADnPkFo9mwz8YuFKyFoRAshHQiFgF570WPgEEE2az 0qgmDcLEIIvZg== Date: Tue, 5 May 2026 10:44:10 -0500 From: Rob Herring To: Sebastian Reichel Cc: Vinod Koul , Neil Armstrong , Heiko Stuebner , Frank Wang , Krzysztof Kozlowski , Conor Dooley , Andy Yan , Dmitry Baryshkov , Yubing Zhang , Alexey Charkov , linux-phy@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com, devicetree@vger.kernel.org Subject: Re: [PATCH v4 01/16] dt-bindings: phy: rockchip-usbdp: add improved ports scheme Message-ID: <20260505154410.GA2973821-robh@kernel.org> References: <20260428-rockchip-usbdp-cleanup-v4-0-7775671ece22@collabora.com> <20260428-rockchip-usbdp-cleanup-v4-1-7775671ece22@collabora.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260428-rockchip-usbdp-cleanup-v4-1-7775671ece22@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260505_084413_351047_3580305E X-CRM114-Status: GOOD ( 20.87 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Tue, Apr 28, 2026 at 06:13:40PM +0200, Sebastian Reichel wrote: > Currently the Rockchip USBDP PHY is missing a documented port scheme. > Meanwhile upstream RK3588 DTS files are a bit messy and use different > port schemes. The upstream USBDP PHY Linux kernel driver does not yet > parse the ports at all and thus does not create any implicit ABI either. > > But with the current mess it is not possible to properly support USB-C > DP AltMode. Thus this introduces a proper port scheme following roughly > the ports design of the Qualcomm QMP USB4-USB3-DP PHY controller binding > with a slight difference that there is an additional port for the > USB-C SBU port as the Rockchip USB-DP PHY also contains the SBU mux. > > Signed-off-by: Sebastian Reichel Missing my tag. > --- > .../bindings/phy/phy-rockchip-usbdp.yaml | 23 ++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-usbdp.yaml b/Documentation/devicetree/bindings/phy/phy-rockchip-usbdp.yaml > index 8b7059d5b182..f728acf057e4 100644 > --- a/Documentation/devicetree/bindings/phy/phy-rockchip-usbdp.yaml > +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-usbdp.yaml > @@ -114,6 +114,29 @@ properties: > A port node to link the PHY to a TypeC controller for the purpose of > handling orientation switching. > > + ports: > + $ref: /schemas/graph.yaml#/properties/ports > + properties: > + port@0: > + $ref: /schemas/graph.yaml#/properties/port > + description: > + Output endpoint of the PHY for USB (or DP when configured into 4 lane > + mode), which should point to the superspeed port of a USB connector. > + > + port@1: > + $ref: /schemas/graph.yaml#/properties/port > + description: Incoming endpoint from the USB controller > + > + port@2: > + $ref: /schemas/graph.yaml#/properties/port > + description: Incoming endpoint from the DisplayPort controller > + > + port@3: > + $ref: /schemas/graph.yaml#/properties/port > + description: > + Output endpoint of the PHY for DP, which should either point to the > + SBU port of a USB-C connector or a DisplayPort connector input port. > + > required: > - compatible > - reg > > -- > 2.53.0 > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip