From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f53.google.com (mail-lf1-f53.google.com [209.85.167.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EC6D420CCDD for ; Tue, 12 Nov 2024 17:05:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731431120; cv=none; b=gwna61dtCSqoo73lrt28Vx2XwS4WnJUMBvsElJ/QwKAwth6U0sy1coSmxSQ0vC6VpC8Vcbf3G8/HMb85KejZImt9DbtXZKxpUb9f86JWHEdkLgO9ulc+yUKZ0Viax2Mj5pZLGpz2xDEu7WOrJmL1KPz2NX4NzLT5HpAuIHqResA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731431120; c=relaxed/simple; bh=+QhHbvTsdoN+h39DtOSWHLGO5rsf6lseXPlK1bc8n5Y=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=AEgpNK43GktTI11xwSE5KiiK4QRiEtGV+VDOqRL8f9Oi3OioA7OOVTN6y29rznTBn26PRQh4rk7nzvbBS1X/KmZI7oCPYWXinlRKxoQMwBq3w18+2MM7qp/WF/83hgIL1mILGa+t/OypVKNXlHmMx2cZXy+k5nwGc/vpu9OUM5Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=wS+DmfxZ; arc=none smtp.client-ip=209.85.167.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="wS+DmfxZ" Received: by mail-lf1-f53.google.com with SMTP id 2adb3069b0e04-53a0c160b94so7157816e87.2 for ; Tue, 12 Nov 2024 09:05:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1731431117; x=1732035917; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=NVKRrFlkkb4wg4R0ZPc49NQ3y+4Jopn/wW8d5M2TTXY=; b=wS+DmfxZ3fjJTpiVxW2WgjHafA/BZ5bz0yMGe38l66xd3HT4Qko7oyNXE0AgA9wt8a RXn1nlBTf5UNi3Re0gbi7vDxN83qgVVygDDj5TUvO5Vq7VbOlZWyzUhYhmLCQAtVM3uF WLc91sJz0BGSRgUmKuljUc6uN9AFo607a6eNHDdkFQSL79zsAoiYm4MoRtCOn2qV2a1u pZKxLhfLtBp0mA4U9tq3VCyIfYmlv88Ssya4pBtDzcBaF0y4mNMYZbGBs2usmHrq/F3Y 2doHzT9ChGioEKrX05Cg8jiTOzadR8ipwT2kDa1PhjGk3TGO1SX9mgB4s/W6HiyeX8Iv aM+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731431117; x=1732035917; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=NVKRrFlkkb4wg4R0ZPc49NQ3y+4Jopn/wW8d5M2TTXY=; b=XqGGbD2xodq0Oft7cS2UVukmmEmvooVHH86cHJBo6c86NiYxYTByKylrLInLo7QRmQ DLOmlhYZeklKQM7lXamr7KFLRqOTi1k4Na3bMFzDot8rvcFlHHUYrv/A/cMBV4P/C8gB h6ZME/OtWUc/wF2TGBiRpdpuedybCI3J1pDMdZZcBjBmw4BJPbdAWUPlnsa/yTVfvo6r 1WL+jnfefw89nbJm+PnVI5p1Mz1AeisSyJ8HGLSSe8xswVw03uZg01+wt7tVwACxXH2u is1iMRMJTTCZGkAYoPlrn8jfl0xc2R4TgQVJgxiv70lWLbQ+fmqK7jBE0RodCk6kxLtR rxww== X-Forwarded-Encrypted: i=1; AJvYcCUX36Shmppma9hzvAG4S1Qm+agc2Jn++G1Ua2/d20Bfx74cmUlGECVavMvB9XIzq02L3dmX2qB4ZgY=@vger.kernel.org X-Gm-Message-State: AOJu0YxlHEmt3HcGGswM1Cygaf+pAh29F6KRZaZErejgAcwMQ6NnauT6 rA69FfDBy+NiIikONqG7yQ5oHlLFAwdhPauBdLFqxoJNALzqN0c+HSO07/aZwyg= X-Google-Smtp-Source: AGHT+IFktvxSEG21Y1Go2yfQvxLoLb0yDrWBRzLeB2+SLpucDdFBur1x+XpMAnkAtOQ4xTIMku4bxg== X-Received: by 2002:a05:6512:ac4:b0:53c:7624:586f with SMTP id 2adb3069b0e04-53d862c4785mr8425423e87.29.1731431117025; Tue, 12 Nov 2024 09:05:17 -0800 (PST) Received: from linaro.org ([82.76.168.176]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-432b05e2a31sm214523895e9.36.2024.11.12.09.05.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Nov 2024 09:05:16 -0800 (PST) Date: Tue, 12 Nov 2024 19:05:14 +0200 From: Abel Vesa To: Heikki Krogerus , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: Rajendra Nayak , Sibi Sankar , Johan Hovold , Dmitry Baryshkov , Trilok Soni , Christophe JAILLET , linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v5 6/6] arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support Message-ID: References: <20241112-x1e80100-ps8830-v5-0-4ad83af4d162@linaro.org> <20241112-x1e80100-ps8830-v5-6-4ad83af4d162@linaro.org> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241112-x1e80100-ps8830-v5-6-4ad83af4d162@linaro.org> On 24-11-12 19:01:15, Abel Vesa wrote: > The Lenovo ThinkPad T14s Gen6 provides external DisplayPort on all > 2 USB Type-C ports. Each one of this ports is connected to a dedicated > DisplayPort controller. > > Due to support missing in the USB/DisplayPort combo PHY driver, > the external DisplayPort is limited to 2 lanes. > > So enable the first and second DisplayPort controllers and limit their > data lanes number to 2. > > Signed-off-by: Abel Vesa Please do not merge this specific patch. It is provided just for context and testing purposes. See the cover note for more details. > --- > .../boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts > index ea3ecc7c5bda24f3a0a7bb027b456462b11daf4d..b08a173f0cfe2a2fc241a4e689d35b5e7e03d7e1 100644 > --- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts > +++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts > @@ -746,6 +746,22 @@ &mdss { > status = "okay"; > }; > > +&mdss_dp0 { > + status = "okay"; > +}; > + > +&mdss_dp0_out { > + data-lanes = <0 1>; > +}; > + > +&mdss_dp1 { > + status = "okay"; > +}; > + > +&mdss_dp1_out { > + data-lanes = <0 1>; > +}; > + > &mdss_dp3 { > compatible = "qcom,x1e80100-dp"; > /delete-property/ #sound-dai-cells; > > -- > 2.34.1 >