drm: panel: simple: convert LG LB070WV8 fixed mode into display timings

At least the pixelclock has a range which can vary. Convert fixed mode
into display timings so they can be overwritten in DT if necessary.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240110082245.417736-1-alexander.stein@ew.tq-group.comSigned-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240110082245.417736-1-alexander.stein@ew.tq-group.com

drivers/gpu/drm/panel/panel-simple.c

@@ -2754,21 +2754,21 @@ static const struct panel_desc lemaker_bl035_rgb_002 = {
 	.bus_flags = DRM_BUS_FLAG_DE_LOW,
 };
 
-static const struct drm_display_mode lg_lb070wv8_mode = {
-	.clock = 33246,
-	.hdisplay = 800,
-	.hsync_start = 800 + 88,
-	.hsync_end = 800 + 88 + 80,
-	.htotal = 800 + 88 + 80 + 88,
-	.vdisplay = 480,
-	.vsync_start = 480 + 10,
-	.vsync_end = 480 + 10 + 25,
-	.vtotal = 480 + 10 + 25 + 10,
+static const struct display_timing lg_lb070wv8_timing = {
+	.pixelclock = { 31950000, 33260000, 34600000 },
+	.hactive = { 800, 800, 800 },
+	.hfront_porch = { 88, 88, 88 },
+	.hback_porch = { 88, 88, 88 },
+	.hsync_len = { 80, 80, 80 },
+	.vactive = { 480, 480, 480 },
+	.vfront_porch = { 10, 10, 10 },
+	.vback_porch = { 10, 10, 10 },
+	.vsync_len = { 25, 25, 25 },
 };
 
 static const struct panel_desc lg_lb070wv8 = {
-	.modes = &lg_lb070wv8_mode,
-	.num_modes = 1,
+	.timings = &lg_lb070wv8_timing,
+	.num_timings = 1,
 	.bpc = 8,
 	.size = {
 		.width = 151,