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Thu, 03 Sep 2026 06:06:37 -0700 (PDT) X-Received: by 2002:a05:6102:5490:b0:789:3ef2:1da1 with SMTP id ada2fe7eead31-78a1f2db6b2mr1904386137.1.1788440797263; Thu, 03 Sep 2026 06:06:37 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6a67f8b53edsm2193707a12.10.2026.09.03.06.06.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 03 Sep 2026 06:06:36 -0700 (PDT) Message-ID: Date: Thu, 3 Sep 2026 15:06:33 +0200 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 v2 2/3] arm64: dts: qcom: monaco-evk: Add LVDS display overlay To: Vishnu Saini , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, venkata.valluru@oss.qualcomm.com, Jessica Zhang References: <20260813-lvds-support-v2-0-6b11035e8ab0@oss.qualcomm.com> <20260813-lvds-support-v2-2-6b11035e8ab0@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260813-lvds-support-v2-2-6b11035e8ab0@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=dufrzVg4 c=1 sm=1 tr=0 ts=6a9970de cx=c_pps a=JIY1xp/sjQ9K5JH4t62bdg==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=EUspDBNiAAAA:8 a=DIbA0zq13t_FKQmREx0A:9 a=QEXdDO2ut3YA:10 a=tNoRWFLymzeba-QzToBc:22 X-Proofpoint-GUID: hWD3vhz7EmIqVsB2JsuF__IxD7hnfb5E X-Proofpoint-ORIG-GUID: hWD3vhz7EmIqVsB2JsuF__IxD7hnfb5E X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAzMDExMyBTYWx0ZWRfX/x1DXQb0Ai2o It4P/usgvhVzTPLEOcsSF7POFon01qE+92rXbV7ylMfTLL4UwZK/Gs4G852tpfqbfGM+dQZkyuE 9htNrwnmwKEwXBuGozqWC17ETYNBOjA= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAzMDExMyBTYWx0ZWRfX3ynCbdOuIyJc xKkWgxmtNL/EwnIcufr3377sfwiXSWoXWsp9ZCJDVLmJCme5TsOauML9AGXlqQDSUHfmIqKbwo1 iTRx8s9WcRYsr5fp07HVt7h8pHnoLj7FIVlsjmPlDHAQu2cvhljr2t99hryE/6cO9HWBve7tZi2 tRa2BRC/qft2ait9ORHxJXf74hKyGvH1xIHLrrgKkyBH1fJ4geY+FigLXo9ccZAmXeVuHlgOKhp QXckwld9Y6j+2tTG4I2asZKqlSF98QHaGB7NVNT0HFP+Lfhc0lGzhRtOJMXQIOpgx2EInXDrrHo Kib5qKj8UbumlY1mapAN+UM96cguSWVB5km6fpnOYovqRuDlns7HH5UD/vqwRJNu51Hg2DrRCyR m4iVJJl6EaFtUzXv37riKIbbbo7cFbaNVeBuk9gnqK/nMCGWgJXq59dqEnrJXZuwRgYz3YWoHyu INzjaKzKoisdOdkSqDg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-03_03,2026-09-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 malwarescore=0 bulkscore=0 suspectscore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 adultscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609030113 On 8/13/26 7:33 PM, Vishnu Saini wrote: > The Monaco-EVK mezzanine supports LVDS display output using the > Lontium LT9211C DSI-to-LVDS bridge. The bridge is connected to the > DSI0 output and drives a dual-channel 1920x1080 LVDS panel in > VESA-24 mapping. > > Add a DTBO overlay, monaco-evk-lvds-boe,dv215fhm-r01.dtso, that wires > up the LT9211C bridge on I2C8 (address 0x2d) with reset on GPIO66, > a panel-lvds node for the boe,dv215fhm-r01 panel (matched against the > panel-simple-lvds-dual-ports binding, which supplies the panel's size > and timing internally), and an LCD display bias regulator supplied > through the GPIO expander. DSI power is provided by vreg_l5a. > > The overlay is built as a composite DTB combining the base > monaco-evk.dtb, the IFP mezzanine overlay, and this LVDS overlay. > > Signed-off-by: Vishnu Saini > --- Same comments as patch 1 for patches 2 and 3 Konrad