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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAzMDExMyBTYWx0ZWRfX3z+LEJnQ6GM+ UajwlvWWRcO3CbWsxTWE6VBvaVbJps/roxafZJthV8FJyDTEZIJTacfOiKOrqvohogZSZHI+WSC ZAtAwHzr1gVFBS2n+VmgSJougQgZ3/M= X-Proofpoint-ORIG-GUID: vm_etU-1KxdANULJ9EVDtiLckUoqfXc6 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAzMDExMyBTYWx0ZWRfXy2sct+DuN5E0 pjCjw5qzopHx/Q7vKFyzCHAJALW0mSpDicj/5J/tyRLOvQK6g0/yLbCprVWxUpO2QWmdD+EBQlF eBULGlKB3bERElRuXx8uoY9iMzGLbIdu/DQzmoGy7L76GDeHNCU1QQ4t5k9Fs5oktM2JCBblyWA L2jl0l/j/EI+hHYNcrIjYGUlnmFLpjtxBkg6N/YqyU2iWEVa41YzLdxs4hU4M3T3CwpuCK8YWjb Co88acLvtUcl/FGeC6WC7MP73L5Keo+rMcmjjkwcmpl/EDwfIeCcB7nW1IBBiKRBvd7mORHol9S bwauFp886HcbPodchVNObWSmI7Pr4OYlgvdZpzybIanvKyV1Ih8JC2/dbF9vWN7dNIItQ6jRgna FzDgJAfPXDaF7SAXhCvh7iHLAz4aVzuG3MlLU7WC2ps9MdbGj+eI872vwr2/BKczm5XaEzl+O9H CEKn3Dn+3/GngV1QCiA== X-Authority-Analysis: v=2.4 cv=RsL16imK c=1 sm=1 tr=0 ts=6a9970c6 cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=cQV133JH40Yl1OylBfoA:9 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 X-Proofpoint-GUID: vm_etU-1KxdANULJ9EVDtiLckUoqfXc6 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 spamscore=0 phishscore=0 priorityscore=1501 suspectscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 bulkscore=0 malwarescore=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 Lemans EVK IFP 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, lemans-evk-lvds-boe,dv215fhm-r01.dtso, that wires > up the LT9211C bridge on I2C1 (address 0x2d) with reset on GPIO37, > 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_s4a. > > The overlay is built as a composite DTB combining the base > lemans-evk.dtb, the IFP mezzanine overlay, and this LVDS overlay. > > Signed-off-by: Vishnu Saini > --- [...] > + panel_lvds: panel-lvds { > + compatible = "boe,dv215fhm-r01"; > + power-supply = <&lcd_disp_bias>; > + > + status = "okay"; Nodes are enabled by default unless explicitly disabled > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dual-lvds-odd-pixels; > + panel_in_lvds_odd: endpoint { Please keep a \n between the last property and the following subnodes [...] > + lt9211c_codec: lvds-bridge@2d { > + compatible = "lontium,lt9211c"; > + reg = <0x2d>; > + reset-gpios = <&tlmm 37 GPIO_ACTIVE_HIGH>; > + vccio-supply = <&vreg_s4a>; > + > + status = "okay"; ditto [...] > +&mdss0 { > + status = "okay"; > +}; The DT which you overlay this atop already enables it Konrad > + > +&mdss0_dsi0 { > + vdda-supply = <&vreg_l1c>; > + > + status = "okay"; > +}; > + > +&mdss0_dsi0_out { > + data-lanes = <0 1 2 3>; > + remote-endpoint = <<9211c_in>; > +}; > + > +&mdss0_dsi0_phy { > + vdds-supply = <&vreg_l4a>; > + > + status = "okay"; > +}; >