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| author | Marek Vasut <marex@nabladev.com> | 2026-04-22 23:07:25 +0200 |
|---|---|---|
| committer | Neil Armstrong <neil.armstrong@linaro.org> | 2026-05-05 11:59:23 +0200 |
| commit | b70c6922072f20898d5d0ec7931afd2384e567e5 (patch) | |
| tree | 70ee43fb09f7d8f13fdf6f0c4f306d21153b6d43 | |
| parent | 852345e0a9f3b5fd9b1ff59dc5bafc14c81283e5 (diff) | |
| download | linux-b70c6922072f20898d5d0ec7931afd2384e567e5.tar.gz linux-b70c6922072f20898d5d0ec7931afd2384e567e5.zip | |
drm/panel: simple: Add Displaytech DT050BTFT-PTS panel
Add support for the Displaytech DT050BTFT-PTS 5.0" (800x480) color TFT
LCD panel, connected over DPI. Timings are taken from the datasheet
from 16 Nov 2023 is available from Seacomp:
https://www.seacomp.com/sites/default/files/datasheets/DT050BTFT-Displaytech-Spec.pdf
Signed-off-by: Marek Vasut <marex@nabladev.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260422210806.80948-3-marex@nabladev.com
| -rw-r--r-- | drivers/gpu/drm/panel/panel-simple.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 5ba71a3b44de..2fbb9dff0a34 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1902,6 +1902,39 @@ static const struct panel_desc dataimage_scf0700c48ggu18 = { .connector_type = DRM_MODE_CONNECTOR_DPI, }; +static const struct display_timing displaytech_dt050btft_pts_timing = { + /* The TYP pixel clock are recalculated from tV * tH * 60 Hz */ + .pixelclock = { 30000000, 33264000, 50000000 }, + .hactive = { 800, 800, 800 }, + .hfront_porch = { 16, 210, 354 }, + /* Datasheet Figure 3 indicates, that tHPW is part of tHBP */ + .hback_porch = { 41, 26, 6 }, + .hsync_len = { 1, 20, 40 }, + .vactive = { 480, 480, 480 }, + .vfront_porch = { 7, 22, 147 }, + /* Datasheet Figure 2 indicates, that tVPW is part of tVBP */ + .vback_porch = { 22, 13, 3 }, + .vsync_len = { 1, 10, 20 }, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_POSEDGE, +}; + +static const struct panel_desc displaytech_dt050btft_pts = { + .timings = &displaytech_dt050btft_pts_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 108, + .height = 65, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE | + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE, + .connector_type = DRM_MODE_CONNECTOR_DPI, +}; + static const struct display_timing dlc_dlc0700yzg_1_timing = { .pixelclock = { 45000000, 51200000, 57000000 }, .hactive = { 1024, 1024, 1024 }, @@ -5682,6 +5715,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "dataimage,scf0700c48ggu18", .data = &dataimage_scf0700c48ggu18, }, { + .compatible = "displaytech,dt050btft-pts", + .data = &displaytech_dt050btft_pts, + }, { .compatible = "dlc,dlc0700yzg-1", .data = &dlc_dlc0700yzg_1, }, { |