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authorMarek Vasut <marek.vasut+renesas@mailbox.org>2026-01-17 01:49:48 +0100
committerNeil Armstrong <neil.armstrong@linaro.org>2026-03-10 14:26:01 +0100
commit46be11b678e0a9a5deaf132cb21afd1259e32d6e (patch)
tree091b77d43165e7d94869d9c64ec0490e95246058 /drivers/gpu/drm
parentb26c17c924ff9ecae6312e1947cc6c1b561b40a7 (diff)
drm/panel: simple: Add Waveshare 13.3" panel support
Add WaveShare 13.3inch 1920x1080 DSI Capacitive Touch Display support. While the panel is described as DPI panel, it is part of a larger unit in non-removable metal casing, so the actual internal configuration is not known. The panel is attached to "waveshare,dsi2dpi" bridge via DT. It is likely that internally, this panel is an LVDS panel, connected to ICN6211 DSI-to-DPI bridge and then another unknown DPI-to-LVDS bridge. Current device link is at https://www.waveshare.com/13.3inch-dsi-lcd.htm Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patch.msgid.link/20260117005028.126361-1-marek.vasut+renesas@mailbox.org
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/panel/panel-simple.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index f79796387c58..e1d15434ea54 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -5032,6 +5032,33 @@ static const struct panel_desc vl050_8048nt_c01 = {
.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,
};
+static const struct drm_display_mode waveshare_133inch_mode = {
+ .clock = 148500,
+ .hdisplay = 1920,
+ .hsync_start = 1920 + 88,
+ .hsync_end = 1920 + 88 + 44,
+ .htotal = 1920 + 88 + 44 + 148,
+ .vdisplay = 1080,
+ .vsync_start = 1080 + 4,
+ .vsync_end = 1080 + 4 + 5,
+ .vtotal = 1080 + 4 + 5 + 36,
+ .flags = DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_PHSYNC,
+};
+
+static const struct panel_desc waveshare_133inch = {
+ .modes = &waveshare_133inch_mode,
+ .num_modes = 1,
+ .bpc = 8,
+ .size = {
+ .width = 293,
+ .height = 163,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .connector_type = DRM_MODE_CONNECTOR_DPI,
+ .bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE |
+ DRM_BUS_FLAG_SYNC_SAMPLE_POSEDGE,
+};
+
static const struct drm_display_mode winstar_wf35ltiacd_mode = {
.clock = 6410,
.hdisplay = 320,
@@ -5636,6 +5663,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "vxt,vl050-8048nt-c01",
.data = &vl050_8048nt_c01,
}, {
+ .compatible = "waveshare,13.3inch-panel",
+ .data = &waveshare_133inch,
+ }, {
.compatible = "winstar,wf35ltiacd",
.data = &winstar_wf35ltiacd,
}, {