[PATCH v1 3/3] panel-simple: add LOGIC Technologies LTTD800480070-L2RT panel

From: Oleksij Rempel
Date: Thu Sep 30 2021 - 06:05:25 EST


From: Søren Andersen <san@xxxxxxx>

Add support for the Logic Technologies LTTD800x480 L2RT 7" 800x480 TFT
Resistive Touch Module.

Signed-off-by: Søren Andersen <san@xxxxxxx>
Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/panel/panel-simple.c | 35 ++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index a03b60f6fa99..fdcba94c02da 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -3139,6 +3139,38 @@ static const struct panel_desc logictechno_lt170410_2whc = {
.connector_type = DRM_MODE_CONNECTOR_LVDS,
};

+static const struct drm_display_mode logictechno_lttd800480070_l2rt_mode = {
+ .clock = 33000,
+ .hdisplay = 800,
+ .hsync_start = 800 + 112,
+ .hsync_end = 800 + 112 + 3,
+ .htotal = 800 + 112 + 3 + 85,
+ .vdisplay = 480,
+ .vsync_start = 480 + 38,
+ .vsync_end = 480 + 38 + 3,
+ .vtotal = 480 + 38 + 3 + 29,
+ .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc logictechno_lttd800480070_l2rt = {
+ .modes = &logictechno_lttd800480070_l2rt_mode,
+ .num_modes = 1,
+ .bpc = 8,
+ .size = {
+ .width = 154,
+ .height = 86,
+ },
+ .delay = {
+ .prepare = 45,
+ .enable = 100,
+ .disable = 100,
+ .unprepare = 45
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,
+ .connector_type = DRM_MODE_CONNECTOR_DPI,
+};
+
static const struct drm_display_mode logictechno_lttd800480070_l6wh_rt_mode = {
.clock = 33000,
.hdisplay = 800,
@@ -4754,6 +4786,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "logictechno,lt170410-2whc",
.data = &logictechno_lt170410_2whc,
+ }, {
+ .compatible = "logictechno,lttd800480070-l2rt",
+ .data = &logictechno_lttd800480070_l2rt,
}, {
.compatible = "logictechno,lttd800480070-l6wh-rt",
.data = &logictechno_lttd800480070_l6wh_rt,
--
2.30.2