[C72 Mini/Nano] Add video overlay for 7" LVDS PANEL

This configuration supports the Innolux NE070NB-04F LVDS panel (single channel)

board/seco/imx8m_c72/env_conf.h

@@ -93,6 +93,15 @@ video_mode_t video_mode_list_lvds [] = {
         .panel_name = "none",
         .dtbo_conf_file = STR(ENV_DTBO_C72_LVDS_156),
         .use_bootargs = 0,
+    }, {
+/* DSI-to-LVDS */
+        .label    = "LVDS 7",
+        .video = {
+            { VIDEO_USED,     VIDEO_LVDS, NO_VIDEO_ARGS },
+        },
+        .panel_name = "none",
+        .dtbo_conf_file = STR(ENV_DTBO_C72_LVDS_7),
+        .use_bootargs = 0,
     },
 };
 

include/configs/seco_mx8_dtbo.h

@@ -50,6 +50,7 @@
 #define ENV_DTBO_C72_EDP                seco-imx8m-c72-edp.dtbo
 #define ENV_DTBO_C72_LVDS_215           seco-imx8m-c72-lvds-dual-215.dtbo
 #define ENV_DTBO_C72_LVDS_156           seco-imx8m-c72-lvds-dual-156.dtbo
+#define ENV_DTBO_C72_LVDS_7             seco-imx8m-c72-lvds-wvga.dtbo
 
 #define ENV_DTBO_C61_EDP                seco-imx8mm-c61-video-sn65dsi86.dtbo
 #define ENV_DTBO_C61_LVDS               seco-imx8mm-c61-video-sn65dsi84.dtbo