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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aba53281cfcsm1696084266b.79.2025.02.21.11.02.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 21 Feb 2025 11:02:35 -0800 (PST) Message-ID: <2056de62-6b71-40e2-9e3b-077a8b54c77e@oss.qualcomm.com> Date: Fri, 21 Feb 2025 20:02:33 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RESEND v5 2/4] arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support To: Abel Vesa , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Johan Hovold , Dmitry Baryshkov , Rajendra Nayak , Sibi Sankar , Christophe JAILLET , Trilok Soni , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250220-x1e80100-dts-crd-t14s-enable-typec-retimers-v5-0-380a3e0e7edc@linaro.org> <20250220-x1e80100-dts-crd-t14s-enable-typec-retimers-v5-2-380a3e0e7edc@linaro.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250220-x1e80100-dts-crd-t14s-enable-typec-retimers-v5-2-380a3e0e7edc@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: 4rP8P_99U3nuTsZ9FwUaI5pD9hjq05sx X-Proofpoint-GUID: 4rP8P_99U3nuTsZ9FwUaI5pD9hjq05sx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-21_07,2025-02-20_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1015 phishscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 spamscore=0 mlxlogscore=724 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2502210131 On 20.02.2025 6:42 PM, Abel Vesa wrote: > The X Elite CRD provides external DisplayPort on all 3 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 all 3 remaining DisplayPort controllers and limit their data > lanes number to 2. > > Signed-off-by: Abel Vesa > --- Reviewed-by: Konrad Dybcio Konrad