The Starry-himax83102-j02 panel is a TDDI IC. From the datasheet[1], it seems that the touch can communicate successfully only when the RST signal is high. Since i2c_hid_core_probe comes after boe_panel_prepare let's set the default high for RST at boe_panel_add. [1]: https://github.com/HimaxSoftware/Doc/tree/main/Himax_Chipset_Power_Sequence Signed-off-by: Cong Yang <yangcong5@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> --- .../gpu/drm/panel/panel-boe-tv101wum-nl6.c | 103 +++++++++++++++++- 1 file changed, 102 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index 783234ae0f57..0d325fc42bc4 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -36,6 +36,7 @@ struct panel_desc { const struct panel_init_cmd *init_cmds; unsigned int lanes; bool discharge_on_disable; + int enable_gpio_init_value; }; struct boe_panel { @@ -75,6 +76,75 @@ struct panel_init_cmd { .len = sizeof((char[]){__VA_ARGS__}), \ .data = (char[]){__VA_ARGS__} } +static const struct panel_init_cmd starry_himax83102_j02_init_cmd[] = { + _INIT_DCS_CMD(0xB9, 0x83, 0x10, 0x21, 0x55, 0x00), + _INIT_DCS_CMD(0xB1, 0x2C, 0xB5, 0xB5, 0x31, 0xF1, 0x31, 0xD7, 0x2F, 0x36, 0x36, 0x36, 0x36, 0x1A, 0x8B, 0x11, + 0x65, 0x00, 0x88, 0xFA, 0xFF, 0xFF, 0x8F, 0xFF, 0x08, 0x74, 0x33), + _INIT_DCS_CMD(0xB2, 0x00, 0x47, 0xB0, 0x80, 0x00, 0x12, 0x72, 0x3C, 0xA3, 0x03, 0x03, 0x00, 0x00, 0x88, 0xF5), + _INIT_DCS_CMD(0xB4, 0x76, 0x76, 0x76, 0x76, 0x76, 0x76, 0x63, 0x5C, 0x63, 0x5C, 0x01, 0x9E), + _INIT_DCS_CMD(0xE9, 0xCD), + _INIT_DCS_CMD(0xBA, 0x84), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xBC, 0x1B, 0x04), + _INIT_DCS_CMD(0xBE, 0x20), + _INIT_DCS_CMD(0xBF, 0xFC, 0xC4), + _INIT_DCS_CMD(0xC0, 0x36, 0x36, 0x22, 0x11, 0x22, 0xA0, 0x61, 0x08, 0xF5, 0x03), + _INIT_DCS_CMD(0xE9, 0xCC), + _INIT_DCS_CMD(0xC7, 0x80), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xE9, 0xC6), + _INIT_DCS_CMD(0xC8, 0x97), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xC9, 0x00, 0x1E, 0x13, 0x88, 0x01), + _INIT_DCS_CMD(0xCB, 0x08, 0x13, 0x07, 0x00, 0x0F, 0x33), + _INIT_DCS_CMD(0xCC, 0x02), + _INIT_DCS_CMD(0xE9, 0xC4), + _INIT_DCS_CMD(0xD0, 0x03), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xD1, 0x37, 0x06, 0x00, 0x02, 0x04, 0x0C, 0xFF), + _INIT_DCS_CMD(0xD2, 0x1F, 0x11, 0x1F), + _INIT_DCS_CMD(0xD3, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x08, 0x37, 0x47, 0x34, 0x3B, 0x12, 0x12, 0x03, + 0x03, 0x32, 0x10, 0x10, 0x00, 0x10, 0x32, 0x10, 0x08, 0x00, 0x08, 0x32, 0x17, 0x94, 0x07, 0x94, 0x00, 0x00), + _INIT_DCS_CMD(0xD5, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x19, 0x19, 0x40, 0x40, 0x1A, 0x1A, + 0x1B, 0x1B, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x20, 0x21, 0x28, 0x29, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18), + _INIT_DCS_CMD(0xD6, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x40, 0x40, 0x19, 0x19, 0x1A, 0x1A, + 0x1B, 0x1B, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x29, 0x28, 0x21, 0x20, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18), + _INIT_DCS_CMD(0xD8, 0xAA, 0xBA, 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xBA, 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xBA, 0xEA, 0xAA, + 0xAA, 0xA0, 0xAA, 0xBA, 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xBA, 0xEA, 0xAA, 0xAA, 0xA0, 0xAA, 0xBA, 0xEA, 0xAA, 0xAA, 0xA0), + _INIT_DCS_CMD(0xE0, 0x00, 0x09, 0x14, 0x1E, 0x26, 0x48, 0x61, 0x67, 0x6C, 0x67, 0x7D, 0x7F, 0x80, 0x8B, 0x87, 0x8F, 0x98, 0xAB, + 0xAB, 0x55, 0x5C, 0x68, 0x73, 0x00, 0x09, 0x14, 0x1E, 0x26, 0x48, 0x61, 0x67, 0x6C, 0x67, 0x7D, 0x7F, 0x80, 0x8B, 0x87, 0x8F, 0x98, 0xAB, 0xAB, 0x55, 0x5C, 0x68, 0x73), + _INIT_DCS_CMD(0xE7, 0x0E, 0x10, 0x10, 0x21, 0x2B, 0x9A, 0x02, 0x54, 0x9A, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x12, 0x05, 0x02, 0x02, 0x10), + _INIT_DCS_CMD(0xBD, 0x01), + _INIT_DCS_CMD(0xB1, 0x01, 0xBF, 0x11), + _INIT_DCS_CMD(0xCB, 0x86), + _INIT_DCS_CMD(0xD2, 0x3C, 0xFA), + _INIT_DCS_CMD(0xE9, 0xC5), + _INIT_DCS_CMD(0xD3, 0x00, 0x00, 0x00, 0x00, 0x80, 0x0C, 0x01), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xE7, 0x02, 0x00, 0x28, 0x01, 0x7E, 0x0F, 0x7E, 0x10, 0xA0, 0x00, 0x00, 0x20, 0x40, 0x50, 0x40), + _INIT_DCS_CMD(0xBD, 0x02), + _INIT_DCS_CMD(0xD8, 0xFF, 0xFF, 0xBF, 0xFE, 0xAA, 0xA0, 0xFF, 0xFF, 0xBF, 0xFE, 0xAA, 0xA0), + _INIT_DCS_CMD(0xE7, 0xFE, 0x04, 0xFE, 0x04, 0xFE, 0x04, 0x03, 0x03, 0x03, 0x26, 0x00, 0x26, 0x81, 0x02, 0x40, 0x00, 0x20, 0x9E, 0x04, 0x03, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00), + _INIT_DCS_CMD(0xBD, 0x03), + _INIT_DCS_CMD(0xE9, 0xC6), + _INIT_DCS_CMD(0xB4, 0x03, 0xFF, 0xF8), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xD8, 0x00, 0x2A, 0xAA, 0xA8, 0x00, 0x00, 0x00, 0x2A, 0xAA, 0xA8, 0x00, 0x00, 0x00, 0x3F, 0xFF, 0xFC, 0x00, 0x00, 0x00, 0x3F, 0xFF, 0xFC, 0x00, 0x00, 0x00, 0x2A, 0xAA, 0xA8, 0x00, 0x00, 0x00, 0x2A, 0xAA, 0xA8, 0x00, 0x00), + _INIT_DCS_CMD(0xBD, 0x00), + _INIT_DCS_CMD(0xE9, 0xC4), + _INIT_DCS_CMD(0xBA, 0x96), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xBD, 0x01), + _INIT_DCS_CMD(0xE9, 0xC5), + _INIT_DCS_CMD(0xBA, 0x4F), + _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xBD, 0x00), + _INIT_DCS_CMD(0x11), + _INIT_DELAY_CMD(120), + _INIT_DCS_CMD(0x29), + {}, +}; + static const struct panel_init_cmd boe_tv110c9m_init_cmd[] = { _INIT_DCS_CMD(0xFF, 0x20), _INIT_DCS_CMD(0xFB, 0x01), @@ -1620,6 +1690,34 @@ static const struct panel_desc starry_qfh032011_53g_desc = { .init_cmds = starry_qfh032011_53g_init_cmd, }; +static const struct drm_display_mode starry_himax83102_j02_default_mode = { + .clock = 161600, + .hdisplay = 1200, + .hsync_start = 1200 + 40, + .hsync_end = 1200 + 40 + 20, + .htotal = 1200 + 40 + 20 + 40, + .vdisplay = 1920, + .vsync_start = 1920 + 116, + .vsync_end = 1920 + 116 + 8, + .vtotal = 1920 + 116 + 8 + 12, + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct panel_desc starry_himax83102_j02_desc = { + .modes = &starry_himax83102_j02_default_mode, + .bpc = 8, + .size = { + .width_mm = 141, + .height_mm = 226, + }, + .lanes = 4, + .format = MIPI_DSI_FMT_RGB888, + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | + MIPI_DSI_MODE_LPM, + .init_cmds = starry_himax83102_j02_init_cmd, + .enable_gpio_init_value = 1, +}; + static int boe_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector) { @@ -1694,7 +1792,7 @@ static int boe_panel_add(struct boe_panel *boe) return PTR_ERR(boe->enable_gpio); } - gpiod_set_value(boe->enable_gpio, 0); + gpiod_set_value(boe->enable_gpio, boe->desc->enable_gpio_init_value); drm_panel_init(&boe->base, dev, &boe_panel_funcs, DRM_MODE_CONNECTOR_DSI); @@ -1793,6 +1891,9 @@ static const struct of_device_id boe_of_match[] = { { .compatible = "starry,2081101qfh032011-53g", .data = &starry_qfh032011_53g_desc }, + { .compatible = "starry,himax83102-j02", + .data = &starry_himax83102_j02_desc + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, boe_of_match); -- 2.25.1
