* [PATCH 5/5] drm: panel: jd9365da: Add DCLTek 300250 9.35in display
2026-07-08 21:34 [PATCH 0/5] drm/panel: jd9365da: add support for DCLTek DT300250 Marc-Olivier Champagne
` (3 preceding siblings ...)
2026-07-08 21:34 ` [PATCH 4/5] dt-bindings: display: panel: add compatible for DCLTek 300250 9.35in panel Marc-Olivier Champagne
@ 2026-07-08 21:35 ` Marc-Olivier Champagne
4 siblings, 0 replies; 8+ messages in thread
From: Marc-Olivier Champagne @ 2026-07-08 21:35 UTC (permalink / raw)
To: Jagan Teki, Neil Armstrong, Jessica Zhang, David Airlie,
Simona Vetter, Maarten Lankhorst, Maxime Ripard,
Thomas Zimmermann, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: Hugo Villeneuve, Marc-Olivier Champagne, dri-devel, devicetree,
linux-kernel, Jerome Oufella, Felix Boucher, Quentin Lehoux
The DCLTek dt300250 is a LCD panel using the jd9365da controller.
Add the panel to the driver.
Suggested-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Signed-off-by: Marc-Olivier Champagne <marc-olivier.champagne@savoirfairelinux.com>
---
.../gpu/drm/panel/panel-jadard-jd9365da-h3.c | 246 ++++++++++++++++++
1 file changed, 246 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
index a79dc8f8d5af..970c64d6054d 100644
--- a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
+++ b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
@@ -2931,6 +2931,248 @@ static const struct jadard_panel_desc waveshare_10_1_inch_b_desc = {
MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS,
};
+static int dcltek_dt300250_init_cmds(struct jadard *jadard)
+{
+ struct mipi_dsi_multi_context dsi_ctx = { .dsi = jadard->dsi };
+
+ jd9365da_switch_page(&dsi_ctx, 0x00);
+ jadard_enable_standard_cmds(&dsi_ctx);
+
+ jd9365da_switch_page(&dsi_ctx, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x00, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x01, 0x2B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x03, 0x10);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x04, 0x2B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0C, 0x74);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x17, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x18, 0xCF);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x19, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1A, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1B, 0xCF);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1C, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x24, 0xFE);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x37, 0x09);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x38, 0x04);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x39, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3A, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3C, 0x5C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3D, 0xFF);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3E, 0xFF);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3F, 0x7F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x40, 0x02);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x41, 0xC8);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x42, 0x66);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x43, 0x10);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x44, 0x0F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x45, 0x28);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x55, 0x02);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x57, 0x8D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x59, 0x0A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5A, 0x29);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5B, 0x1A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5D, 0x7F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5E, 0x65);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5F, 0x53);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x60, 0x45);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x61, 0x3E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x62, 0x30);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x63, 0x33);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x64, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x65, 0x3B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x66, 0x3C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x67, 0x3F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x68, 0x5D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x69, 0x49);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6A, 0x4D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6B, 0x3D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6C, 0x37);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6D, 0x28);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6E, 0x15);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6F, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x70, 0x7F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x71, 0x65);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x72, 0x53);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x73, 0x45);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x74, 0x3E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x75, 0x30);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x76, 0x33);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x77, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x78, 0x3B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x79, 0x3C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7A, 0x3F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7B, 0x5D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7C, 0x49);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7D, 0x4D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7E, 0x3D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7F, 0x44);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x80, 0x28);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x81, 0x15);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x82, 0x00);
+
+ jd9365da_switch_page(&dsi_ctx, 0x02);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x00, 0x41);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x01, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x02, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x03, 0x4B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x04, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x05, 0x5C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x06, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x07, 0x49);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x08, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x09, 0x5A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0A, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0B, 0x47);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0C, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0D, 0x4F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0E, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0F, 0x45);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x10, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x11, 0x4D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x12, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x13, 0x5E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x14, 0x51);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x15, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x16, 0x40);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x17, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x18, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x19, 0x4A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1A, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1B, 0x5B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1C, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1D, 0x48);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1E, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x1F, 0x59);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x20, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x21, 0x46);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x22, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x23, 0x4E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x24, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x25, 0x44);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x26, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x27, 0x4C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x28, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x29, 0x5E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2A, 0x50);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2B, 0x5F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2C, 0x10);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2D, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2E, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2F, 0x0C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x30, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x31, 0x04);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x32, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x33, 0x0E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x34, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x35, 0x06);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x36, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x37, 0x19);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x38, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x39, 0x08);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3A, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3B, 0x1B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3C, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3D, 0x0A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3E, 0x1E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x3F, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x40, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x41, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x42, 0x11);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x43, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x44, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x45, 0x0D);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x46, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x47, 0x05);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x48, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x49, 0x0F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4A, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4B, 0x07);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4C, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4D, 0x1A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4E, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x4F, 0x09);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x50, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x51, 0x1C);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x52, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x53, 0x0B);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x54, 0x1E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x55, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x56, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x57, 0x1F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x58, 0x40);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5B, 0x10);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5C, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5D, 0x70);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5E, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5F, 0x02);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x60, 0x70);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x61, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x62, 0x02);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x63, 0x06);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x64, 0x4A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x65, 0x56);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x66, 0x4F);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x67, 0xF7);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x68, 0x01);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x69, 0x06);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6A, 0x4A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6B, 0x10);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6C, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6D, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6E, 0x00);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6F, 0x88);
+
+ jd9365da_switch_page(&dsi_ctx, 0x04);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x00, 0x0E);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x02, 0xB3);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x09, 0x60);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x0e, 0x4A);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x37, 0x58);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x2b, 0x0F);
+
+ jd9365da_switch_page(&dsi_ctx, 0x05);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x15, 0x34);
+ mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x16, 0x76);
+
+ jd9365da_switch_page(&dsi_ctx, 0x00);
+
+ mipi_dsi_msleep(&dsi_ctx, 120);
+
+ mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
+
+ mipi_dsi_msleep(&dsi_ctx, 120);
+
+ mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
+
+ mipi_dsi_msleep(&dsi_ctx, 20);
+
+ mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
+
+ return dsi_ctx.accum_err;
+}
+
+static const struct jadard_panel_desc dcltek_dt300250_desc = {
+ .mode_4ln = &(const struct drm_display_mode) {
+ .clock = (600 + 48 + 32 + 80) * (1600 + 18 + 6 + 23) * 60 / 1000,
+
+ .hdisplay = 600,
+ .hsync_start = 600 + 48,
+ .hsync_end = 600 + 48 + 32,
+ .htotal = 600 + 48 + 32 + 80,
+
+ .vdisplay = 1600,
+ .vsync_start = 1600 + 18,
+ .vsync_end = 1600 + 18 + 6,
+ .vtotal = 1600 + 18 + 6 + 23,
+
+ .width_mm = 83,
+ .height_mm = 221,
+ .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+ },
+ .lanes = 4,
+ .format = MIPI_DSI_FMT_RGB888,
+ .init = dcltek_dt300250_init_cmds,
+};
+
static int jadard_dsi_probe(struct mipi_dsi_device *dsi)
{
struct device *dev = &dsi->dev;
@@ -3039,6 +3281,10 @@ static const struct of_device_id jadard_of_match[] = {
.compatible = "chongzhou,cz101b4001",
.data = &cz101b4001_desc
},
+ {
+ .compatible = "dcltek,dt300250",
+ .data = &dcltek_dt300250_desc
+ },
{
.compatible = "kingdisplay,kd101ne3-40ti",
.data = &kingdisplay_kd101ne3_40ti_desc
--
2.34.1
^ permalink raw reply [flat|nested] 8+ messages in thread