From: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
The LTK500HD1829W is 5.0" 720x1280 DSI display.
Signed-off-by: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/panel/Kconfig | 11 +
drivers/gpu/drm/panel/Makefile | 1 +
.../drm/panel/panel-leadtek-ltk050h3146w.c | 589 ++++++++++++++++++
3 files changed, 601 insertions(+)
create mode 100644 drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index a1723c1b5fbf..d56258b9fcaf 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -137,6 +137,17 @@ config DRM_PANEL_KINGDISPLAY_KD097D04
24 bit RGB per pixel. It provides a MIPI DSI interface to
the host and has a built-in LED backlight.
+config DRM_PANEL_LEADTEK_LTK050H3146W
+ tristate "Leadtek LTK050H3146W panel"
+ depends on OF
+ depends on DRM_MIPI_DSI
+ depends on BACKLIGHT_CLASS_DEVICE
+ help
+ Say Y here if you want to enable support for Leadtek LTK050H3146W
+ TFT-LCD modules. The panel has a 720x1280 resolution and uses
+ 24 bit RGB per pixel. It provides a MIPI DSI interface to
+ the host and has a built-in LED backlight.
+
config DRM_PANEL_LEADTEK_LTK500HD1829
tristate "Leadtek LTK500HD1829 panel"
depends on OF
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 96a883cd6630..2335a1e32ae0 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9881C) += panel-ilitek-ili9881c.o
obj-$(CONFIG_DRM_PANEL_INNOLUX_P079ZCA) += panel-innolux-p079zca.o
obj-$(CONFIG_DRM_PANEL_JDI_LT070ME05000) += panel-jdi-lt070me05000.o
obj-$(CONFIG_DRM_PANEL_KINGDISPLAY_KD097D04) += panel-kingdisplay-kd097d04.o
+obj-$(CONFIG_DRM_PANEL_LEADTEK_LTK050H3146W) += panel-leadtek-ltk050h3146w.o
obj-$(CONFIG_DRM_PANEL_LEADTEK_LTK500HD1829) += panel-leadtek-ltk500hd1829.o
obj-$(CONFIG_DRM_PANEL_LG_LB035Q02) += panel-lg-lb035q02.o
obj-$(CONFIG_DRM_PANEL_LG_LG4573) += panel-lg-lg4573.o
diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
new file mode 100644
index 000000000000..d7afcdf5538a
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-leadtek-ltk050h3146w.c
@@ -0,0 +1,589 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 Theobroma Systems Design und Consulting GmbH
+ */
+
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/media-bus-format.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regulator/consumer.h>
+
+#include <video/display_timing.h>
+#include <video/mipi_display.h>
+
+struct ltk050h3146w_cmd {
+ char cmd;
+ char data;
+};
+
+static const struct ltk050h3146w_cmd page1_cmds[] = {
+ { 0x22, 0x0A }, /* BGR SS GS */
+ { 0x31, 0x00 }, /* column inversion */
+ { 0x53, 0x8A }, /* VCOM1 */
+ { 0x55, 0xA2 }, /* VCOM2 */
+ { 0x50, 0x81 }, /* VREG1OUT=5V */
+ { 0x51, 0x85 }, /* VREG2OUT=-5V */
+ { 0x62, 0x0D }, /* EQT Time setting */
+/*
+ * For whatever reason the vendor init selected page 1 here _again_
+ * Is this supposed to be page 2?
+ */
+ { 0xA0, 0x00 },
+ { 0xA1, 0x1A },
+ { 0xA2, 0x28 },
+ { 0xA3, 0x13 },
+ { 0xA4, 0x16 },
+ { 0xA5, 0x29 },
+ { 0xA6, 0x1D },
+ { 0xA7, 0x1E },
+ { 0xA8, 0x84 },
+ { 0xA9, 0x1C },
+ { 0xAA, 0x28 },
+ { 0xAB, 0x75 },
+ { 0xAC, 0x1A },
+ { 0xAD, 0x19 },
+ { 0xAE, 0x4D },
+ { 0xAF, 0x22 },
+ { 0xB0, 0x28 },
+ { 0xB1, 0x54 },
+ { 0xB2, 0x66 },
+ { 0xB3, 0x39 },
+ { 0xC0, 0x00 },
+ { 0xC1, 0x1A },
+ { 0xC2, 0x28 },
+ { 0xC3, 0x13 },
+ { 0xC4, 0x16 },
+ { 0xC5, 0x29 },
+ { 0xC6, 0x1D },
+ { 0xC7, 0x1E },
+ { 0xC8, 0x84 },
+ { 0xC9, 0x1C },
+ { 0xCA, 0x28 },
+ { 0xCB, 0x75 },
+ { 0xCC, 0x1A },
+ { 0xCD, 0x19 },
+ { 0xCE, 0x4D },
+ { 0xCF, 0x22 },
+ { 0xD0, 0x28 },
+ { 0xD1, 0x54 },
+ { 0xD2, 0x66 },
+ { 0xD3, 0x39 },
+};
+
+static const struct ltk050h3146w_cmd page3_cmds[] = {
+ { 0x01, 0x00 },
+ { 0x02, 0x00 },
+ { 0x03, 0x73 },
+ { 0x04, 0x00 },
+ { 0x05, 0x00 },
+ { 0x06, 0x0a },
+ { 0x07, 0x00 },
+ { 0x08, 0x00 },
+ { 0x09, 0x01 },
+ { 0x0a, 0x00 },
+ { 0x0b, 0x00 },
+ { 0x0c, 0x01 },
+ { 0x0d, 0x00 },
+ { 0x0e, 0x00 },
+ { 0x0f, 0x1d },
+ { 0x10, 0x1d },
+ { 0x11, 0x00 },
+ { 0x12, 0x00 },
+ { 0x13, 0x00 },
+ { 0x14, 0x00 },
+ { 0x15, 0x00 },
+ { 0x16, 0x00 },
+ { 0x17, 0x00 },
+ { 0x18, 0x00 },
+ { 0x19, 0x00 },
+ { 0x1a, 0x00 },
+ { 0x1b, 0x00 },
+ { 0x1c, 0x00 },
+ { 0x1d, 0x00 },
+ { 0x1e, 0x40 },
+ { 0x1f, 0x80 },
+ { 0x20, 0x06 },
+ { 0x21, 0x02 },
+ { 0x22, 0x00 },
+ { 0x23, 0x00 },
+ { 0x24, 0x00 },
+ { 0x25, 0x00 },
+ { 0x26, 0x00 },
+ { 0x27, 0x00 },
+ { 0x28, 0x33 },
+ { 0x29, 0x03 },
+ { 0x2a, 0x00 },
+ { 0x2b, 0x00 },
+ { 0x2c, 0x00 },
+ { 0x2d, 0x00 },
+ { 0x2e, 0x00 },
+ { 0x2f, 0x00 },
+ { 0x30, 0x00 },
+ { 0x31, 0x00 },
+ { 0x32, 0x00 },
+ { 0x33, 0x00 },
+ { 0x34, 0x04 },
+ { 0x35, 0x00 },
+ { 0x36, 0x00 },
+ { 0x37, 0x00 },
+ { 0x38, 0x3C },
+ { 0x39, 0x35 },
+ { 0x3A, 0x01 },
+ { 0x3B, 0x40 },
+ { 0x3C, 0x00 },
+ { 0x3D, 0x01 },
+ { 0x3E, 0x00 },
+ { 0x3F, 0x00 },
+ { 0x40, 0x00 },
+ { 0x41, 0x88 },
+ { 0x42, 0x00 },
+ { 0x43, 0x00 },
+ { 0x44, 0x1F },
+ { 0x50, 0x01 },
+ { 0x51, 0x23 },
+ { 0x52, 0x45 },
+ { 0x53, 0x67 },
+ { 0x54, 0x89 },
+ { 0x55, 0xab },
+ { 0x56, 0x01 },
+ { 0x57, 0x23 },
+ { 0x58, 0x45 },
+ { 0x59, 0x67 },
+ { 0x5a, 0x89 },
+ { 0x5b, 0xab },
+ { 0x5c, 0xcd },
+ { 0x5d, 0xef },
+ { 0x5e, 0x11 },
+ { 0x5f, 0x01 },
+ { 0x60, 0x00 },
+ { 0x61, 0x15 },
+ { 0x62, 0x14 },
+ { 0x63, 0x0E },
+ { 0x64, 0x0F },
+ { 0x65, 0x0C },
+ { 0x66, 0x0D },
+ { 0x67, 0x06 },
+ { 0x68, 0x02 },
+ { 0x69, 0x07 },
+ { 0x6a, 0x02 },
+ { 0x6b, 0x02 },
+ { 0x6c, 0x02 },
+ { 0x6d, 0x02 },
+ { 0x6e, 0x02 },
+ { 0x6f, 0x02 },
+ { 0x70, 0x02 },
+ { 0x71, 0x02 },
+ { 0x72, 0x02 },
+ { 0x73, 0x02 },
+ { 0x74, 0x02 },
+ { 0x75, 0x01 },
+ { 0x76, 0x00 },
+ { 0x77, 0x14 },
+ { 0x78, 0x15 },
+ { 0x79, 0x0E },
+ { 0x7a, 0x0F },
+ { 0x7b, 0x0C },
+ { 0x7c, 0x0D },
+ { 0x7d, 0x06 },
+ { 0x7e, 0x02 },
+ { 0x7f, 0x07 },
+ { 0x80, 0x02 },
+ { 0x81, 0x02 },
+ { 0x82, 0x02 },
+ { 0x83, 0x02 },
+ { 0x84, 0x02 },
+ { 0x85, 0x02 },
+ { 0x86, 0x02 },
+ { 0x87, 0x02 },
+ { 0x88, 0x02 },
+ { 0x89, 0x02 },
+ { 0x8A, 0x02 },
+};
+
+static const struct ltk050h3146w_cmd page4_cmds[] = {
+ { 0x70, 0x00 },
+ { 0x71, 0x00 },
+ { 0x82, 0x0F }, /* VGH_MOD clamp level=15v */
+ { 0x84, 0x0F }, /* VGH clamp level 15V */
+ { 0x85, 0x0D }, /* VGL clamp level (-10V) */
+ { 0x32, 0xAC },
+ { 0x8C, 0x80 },
+ { 0x3C, 0xF5 },
+ { 0xB5, 0x07 }, /* GAMMA OP */
+ { 0x31, 0x45 }, /* SOURCE OP */
+ { 0x3A, 0x24 }, /* PS_EN OFF */
+ { 0x88, 0x33 }, /* LVD */
+};
+
+struct ltk050h3146w {
+ struct device *dev;
+ struct drm_panel panel;
+ struct gpio_desc *reset_gpio;
+ struct regulator *vci;
+ struct regulator *iovcc;
+ bool prepared;
+};
+
+static inline
+struct ltk050h3146w *panel_to_ltk050h3146w(struct drm_panel *panel)
+{
+ return container_of(panel, struct ltk050h3146w, panel);
+}
+
+static int ltk050h3146w_select_page(struct ltk050h3146w *ctx, int page)
+{
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+ u8 d[3] = { 0x98, 0x81, page };
+
+ return mipi_dsi_dcs_write(dsi, 0xff, d, ARRAY_SIZE(d));
+}
+
+static int ltk050h3146w_write_page(struct ltk050h3146w *ctx, int page,
+ const struct ltk050h3146w_cmd *cmds, int num)
+{
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+ int i, ret;
+
+ ret = ltk050h3146w_select_page(ctx, page);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to select page %d: %d\n",
+ page, ret);
+ return ret;
+ }
+
+ for (i = 0; i < num; i++) {
+ ret = mipi_dsi_generic_write(dsi, &cmds[i],
+ sizeof(struct ltk050h3146w_cmd));
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev,
+ "failed to write page %d init cmds: %d\n",
+ page, ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int ltk050h3146w_init_sequence(struct ltk050h3146w *ctx)
+{
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+ struct device *dev = ctx->dev;
+ int ret;
+
+ /*
+ * Init sequence was supplied by the panel vendor without much
+ * documentation.
+ */
+ ret = ltk050h3146w_write_page(ctx, 3, page3_cmds,
+ ARRAY_SIZE(page3_cmds));
+ if (ret < 0)
+ return ret;
+
+ ret = ltk050h3146w_write_page(ctx, 4, page4_cmds,
+ ARRAY_SIZE(page4_cmds));
+ if (ret < 0)
+ return ret;
+
+ ret = ltk050h3146w_write_page(ctx, 1, page1_cmds,
+ ARRAY_SIZE(page1_cmds));
+ if (ret < 0)
+ return ret;
+
+ ret = ltk050h3146w_select_page(ctx, 0);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to select page 0: %d\n", ret);
+ return ret;
+ }
+
+ /* vendor code called this without param, where there should be one */
+ ret = mipi_dsi_dcs_set_tear_on(dsi, 0);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to set tear on: %d\n",
+ ret);
+ return ret;
+ }
+
+ msleep(60);
+
+ DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n");
+ return 0;
+}
+
+static int ltk050h3146w_unprepare(struct drm_panel *panel)
+{
+ struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+ int ret;
+
+ if (!ctx->prepared)
+ return 0;
+
+ ret = ltk050h3146w_select_page(ctx, 0);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to select page 0: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = mipi_dsi_dcs_set_display_off(dsi);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to set display off: %d\n",
+ ret);
+ return ret;
+ }
+
+ mipi_dsi_dcs_enter_sleep_mode(dsi);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to enter sleep mode: %d\n",
+ ret);
+ return ret;
+ }
+
+ regulator_disable(ctx->iovcc);
+ regulator_disable(ctx->vci);
+
+ ctx->prepared = false;
+
+ return 0;
+}
+
+static int ltk050h3146w_prepare(struct drm_panel *panel)
+{
+ struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+ int ret;
+
+ if (ctx->prepared)
+ return 0;
+
+ DRM_DEV_DEBUG_DRIVER(ctx->dev, "Resetting the panel\n");
+ ret = regulator_enable(ctx->vci);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev,
+ "Failed to enable vci supply: %d\n", ret);
+ return ret;
+ }
+ ret = regulator_enable(ctx->iovcc);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev,
+ "Failed to enable iovcc supply: %d\n", ret);
+ goto disable_vci;
+ }
+
+ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+ usleep_range(5000, 6000);
+ gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+ msleep(20);
+
+ ret = ltk050h3146w_init_sequence(ctx);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n",
+ ret);
+ goto disable_iovcc;
+ }
+
+ ret = ltk050h3146w_select_page(ctx, 0);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "failed to select page 0: %d\n",
+ ret);
+ goto disable_iovcc;
+ }
+
+ ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "Failed to exit sleep mode: %d\n", ret);
+ goto disable_iovcc;
+ }
+
+ /* T9: 120ms */
+ msleep(120);
+
+ ret = mipi_dsi_dcs_set_display_on(dsi);
+ if (ret < 0) {
+ DRM_DEV_ERROR(ctx->dev, "Failed to set display on: %d\n", ret);
+ goto disable_iovcc;
+ }
+
+ msleep(50);
+
+ ctx->prepared = true;
+
+ return 0;
+
+disable_iovcc:
+ regulator_disable(ctx->iovcc);
+disable_vci:
+ regulator_disable(ctx->vci);
+ return ret;
+}
+
+static const struct drm_display_mode default_mode = {
+ .hdisplay = 720,
+ .hsync_start = 720 + 42,
+ .hsync_end = 720 + 42 + 10,
+ .htotal = 720 + 42 + 10 + 60,
+ .vdisplay = 1280,
+ .vsync_start = 1280 + 18,
+ .vsync_end = 1280 + 18 + 4,
+ .vtotal = 1280 + 18 + 4 + 12,
+ .vrefresh = 60,
+ .clock = 65595,
+ .width_mm = 62,
+ .height_mm = 110,
+};
+
+static int ltk050h3146w_get_modes(struct drm_panel *panel,
+ struct drm_connector *connector)
+{
+ struct ltk050h3146w *ctx = panel_to_ltk050h3146w(panel);
+ struct drm_display_mode *mode;
+
+ mode = drm_mode_duplicate(connector->dev, &default_mode);
+ if (!mode) {
+ DRM_DEV_ERROR(ctx->dev, "Failed to add mode %ux%u@%u\n",
+ default_mode.hdisplay, default_mode.vdisplay,
+ default_mode.vrefresh);
+ return -ENOMEM;
+ }
+
+ drm_mode_set_name(mode);
+
+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+ connector->display_info.width_mm = mode->width_mm;
+ connector->display_info.height_mm = mode->height_mm;
+ drm_mode_probed_add(connector, mode);
+
+ return 1;
+}
+
+static const struct drm_panel_funcs ltk050h3146w_funcs = {
+ .unprepare = ltk050h3146w_unprepare,
+ .prepare = ltk050h3146w_prepare,
+ .get_modes = ltk050h3146w_get_modes,
+};
+
+static int ltk050h3146w_probe(struct mipi_dsi_device *dsi)
+{
+ struct device *dev = &dsi->dev;
+ struct ltk050h3146w *ctx;
+ int ret;
+
+ ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
+ if (IS_ERR(ctx->reset_gpio)) {
+ DRM_DEV_ERROR(dev, "cannot get reset gpio\n");
+ return PTR_ERR(ctx->reset_gpio);
+ }
+
+ ctx->vci = devm_regulator_get(dev, "vci");
+ if (IS_ERR(ctx->vci)) {
+ ret = PTR_ERR(ctx->vci);
+ if (ret != -EPROBE_DEFER)
+ DRM_DEV_ERROR(dev,
+ "Failed to request vci regulator: %d\n",
+ ret);
+ return ret;
+ }
+
+ ctx->iovcc = devm_regulator_get(dev, "iovcc");
+ if (IS_ERR(ctx->iovcc)) {
+ ret = PTR_ERR(ctx->iovcc);
+ if (ret != -EPROBE_DEFER)
+ DRM_DEV_ERROR(dev,
+ "Failed to request iovcc regulator: %d\n",
+ ret);
+ return ret;
+ }
+
+ mipi_dsi_set_drvdata(dsi, ctx);
+
+ ctx->dev = dev;
+
+ dsi->lanes = 4;
+ dsi->format = MIPI_DSI_FMT_RGB888;
+ dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
+ MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET;
+
+ drm_panel_init(&ctx->panel, &dsi->dev, <k050h3146w_funcs,
+ DRM_MODE_CONNECTOR_DSI);
+
+ ret = drm_panel_of_backlight(&ctx->panel);
+ if (ret)
+ return ret;
+
+ drm_panel_add(&ctx->panel);
+
+ ret = mipi_dsi_attach(dsi);
+ if (ret < 0) {
+ DRM_DEV_ERROR(dev, "mipi_dsi_attach failed: %d\n", ret);
+ drm_panel_remove(&ctx->panel);
+ return ret;
+ }
+
+ return 0;
+}
+
+static void ltk050h3146w_shutdown(struct mipi_dsi_device *dsi)
+{
+ struct ltk050h3146w *ctx = mipi_dsi_get_drvdata(dsi);
+ int ret;
+
+ ret = drm_panel_unprepare(&ctx->panel);
+ if (ret < 0)
+ DRM_DEV_ERROR(&dsi->dev, "Failed to unprepare panel: %d\n",
+ ret);
+
+ ret = drm_panel_disable(&ctx->panel);
+ if (ret < 0)
+ DRM_DEV_ERROR(&dsi->dev, "Failed to disable panel: %d\n",
+ ret);
+}
+
+static int ltk050h3146w_remove(struct mipi_dsi_device *dsi)
+{
+ struct ltk050h3146w *ctx = mipi_dsi_get_drvdata(dsi);
+ int ret;
+
+ ltk050h3146w_shutdown(dsi);
+
+ ret = mipi_dsi_detach(dsi);
+ if (ret < 0)
+ DRM_DEV_ERROR(&dsi->dev, "Failed to detach from DSI host: %d\n",
+ ret);
+
+ drm_panel_remove(&ctx->panel);
+
+ return 0;
+}
+
+static const struct of_device_id ltk050h3146w_of_match[] = {
+ { .compatible = "leadtek,ltk050h3146w" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, ltk050h3146w_of_match);
+
+static struct mipi_dsi_driver ltk050h3146w_driver = {
+ .driver = {
+ .name = "panel-leadtek-ltk050h3146w",
+ .of_match_table = ltk050h3146w_of_match,
+ },
+ .probe = ltk050h3146w_probe,
+ .remove = ltk050h3146w_remove,
+ .shutdown = ltk050h3146w_shutdown,
+};
+module_mipi_dsi_driver(ltk050h3146w_driver);
+
+MODULE_AUTHOR("Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>");
+MODULE_DESCRIPTION("DRM driver for Leadtek LTK050H3146W MIPI DSI panel");
+MODULE_LICENSE("GPL v2");
--
2.24.1
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