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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8037f4ef1fsm215165066b.64.2025.12.19.04.10.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 19 Dec 2025 04:10:22 -0800 (PST) Message-ID: <4112ba0b-6feb-4e30-a57e-50ef9e3d6b5e@oss.qualcomm.com> Date: Fri, 19 Dec 2025 13:10:19 +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 1/2] arm64: dts: qcom: monaco: add lt8713sx bridge with displayport To: Vishnu Saini Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Vishnu Saini , prahlad.valluru@oss.qualcomm.com, Prahlad Valluru References: <20251120-lt8713sx-bridge-linux-for-next-v1-0-2246fc5fb490@qti.qualcomm.com> <20251120-lt8713sx-bridge-linux-for-next-v1-1-2246fc5fb490@qti.qualcomm.com> <7d31f45b-1062-4118-8769-49209908f2ef@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: HkF8QUkfRZSRtuMWGXDJGiz055QuZKa3 X-Proofpoint-ORIG-GUID: HkF8QUkfRZSRtuMWGXDJGiz055QuZKa3 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjE5MDEwMCBTYWx0ZWRfX6XZOkchnuPZe UFq8H8UOCuO8TlnncougbPYqT2NQ4jEdQRT92b4ceYLyQf6AWmawXhQ/PgHeKW6cRWuYxmd3nh+ 3MsI/r9ozawlYOao/VP/xGCH4suzC3mo4BygSf1UTbHnSy3RwWBO3aVNOtjJEWU2P9NnJ/zMGIT rtupgUDMqCX/VBTFkpmYQP1I6Fh8T0be3T9OSociKuqIYOA3z9LIfLVKUhq6YB10Mfcc1CTYsHu au56UA3xKOejMbrlhlvGhwtdFOZkW3vwKo//s+XtutNA2+d65tanLmSWlUOtlriZyAQT0IalWaP ouknaJS2mD4UXHP0iCPmgWRhtoB5dVdeJ+XT0tufywJ7Yil8Wr/GyaKAsZq0E4VhpDbtyZdaQSb f5Iz+/KQiFHdR6/IDjrhvMuFrXbhvHAmwtik8KmyFXAPu1GyV8vckxUsV+LG4RqgvGfNDxzYhbZ NlrJIfbGMu5VQxto9BQ== X-Authority-Analysis: v=2.4 cv=Tp7rRTXh c=1 sm=1 tr=0 ts=694540b0 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=zeNy_F3JxkFpdNDQXxAA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-19_03,2025-12-17_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 clxscore=1015 impostorscore=0 malwarescore=0 spamscore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 suspectscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512190100 On 12/19/25 12:20 PM, Vishnu Saini wrote: > On Thu, Nov 20, 2025 at 01:11:00PM +0100, Konrad Dybcio wrote: >> On 11/20/25 11:58 AM, Vishnu Saini wrote: >>> Monaco-evk has LT8713sx which act as DP to 3 DP output >>> converter. Edp PHY from monaco soc is connected to lt8713sx >>> as input and output of lt8713sx is connected to 3 mini DP ports. >>> Two of these ports are available in mainboard and one port >>> is available on Mezz board. lt8713sx is connected to soc over >>> i2c0 and with reset gpio connected to pin6 or ioexpander5. >>> >>> Enable the edp nodes from monaco and enable lontium lt8713sx >>> bridge node. >>> >>> Co-developed-by: Prahlad Valluru >>> Signed-off-by: Prahlad Valluru >>> Signed-off-by: Vishnu Saini >>> --- [...] >>> + qup_i2c0_default: qup-i2c0-state { >>> + pins = "gpio17", "gpio18"; >>> + function = "qup0_se0"; >>> + drive-strength = <2>; >>> + bias-pull-up; >> >> Similarly, you can move these settings to monaco.dtsi and keep them as >> defaults since 99.99% of I2C users will share them > Is it ok if i update this in a different series, similar other nodes like qup_i2c1_default > added in monaco-evk.dts? No, I don't want you to introduce something "wrong" only because you don't want to run git commit --amend I see you've now sent a v2 just 7 minutes after asking this question. Should I interpret that as you expecting me to drop everything and rush to respond to your queries immediately, or do you not care about my feedback anyway? Konrad