| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * NV3051D MIPI-DSI panel driver for Anbernic RG353x |
| * Copyright (C) 2022 Chris Morgan |
| * |
| * based on |
| * |
| * Elida kd35t133 3.5" MIPI-DSI panel driver |
| * Copyright (C) Theobroma Systems 2020 |
| */ |
| |
| #include <linux/delay.h> |
| #include <linux/gpio/consumer.h> |
| #include <linux/media-bus-format.h> |
| #include <linux/module.h> |
| #include <linux/of_device.h> |
| #include <linux/regulator/consumer.h> |
| |
| #include <video/display_timing.h> |
| #include <video/mipi_display.h> |
| |
| #include <drm/drm_mipi_dsi.h> |
| #include <drm/drm_modes.h> |
| #include <drm/drm_panel.h> |
| |
| struct nv3051d_panel_info { |
| const struct drm_display_mode *display_modes; |
| unsigned int num_modes; |
| u16 width_mm, height_mm; |
| u32 bus_flags; |
| }; |
| |
| struct panel_nv3051d { |
| struct device *dev; |
| struct drm_panel panel; |
| struct gpio_desc *reset_gpio; |
| const struct nv3051d_panel_info *panel_info; |
| struct regulator *vdd; |
| }; |
| |
| static inline struct panel_nv3051d *panel_to_panelnv3051d(struct drm_panel *panel) |
| { |
| return container_of(panel, struct panel_nv3051d, panel); |
| } |
| |
| static int panel_nv3051d_init_sequence(struct panel_nv3051d *ctx) |
| { |
| struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); |
| |
| /* |
| * Init sequence was supplied by device vendor with no |
| * documentation. |
| */ |
| |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0xE3, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x03, 0x40); |
| mipi_dsi_dcs_write_seq(dsi, 0x04, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x05, 0x03); |
| mipi_dsi_dcs_write_seq(dsi, 0x24, 0x12); |
| mipi_dsi_dcs_write_seq(dsi, 0x25, 0x1E); |
| mipi_dsi_dcs_write_seq(dsi, 0x26, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0x27, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0x28, 0x57); |
| mipi_dsi_dcs_write_seq(dsi, 0x29, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0x2A, 0xDF); |
| mipi_dsi_dcs_write_seq(dsi, 0x38, 0x9C); |
| mipi_dsi_dcs_write_seq(dsi, 0x39, 0xA7); |
| mipi_dsi_dcs_write_seq(dsi, 0x3A, 0x53); |
| mipi_dsi_dcs_write_seq(dsi, 0x44, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x49, 0x3C); |
| mipi_dsi_dcs_write_seq(dsi, 0x59, 0xFE); |
| mipi_dsi_dcs_write_seq(dsi, 0x5C, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x91, 0x77); |
| mipi_dsi_dcs_write_seq(dsi, 0x92, 0x77); |
| mipi_dsi_dcs_write_seq(dsi, 0xA0, 0x55); |
| mipi_dsi_dcs_write_seq(dsi, 0xA1, 0x50); |
| mipi_dsi_dcs_write_seq(dsi, 0xA4, 0x9C); |
| mipi_dsi_dcs_write_seq(dsi, 0xA7, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0xA8, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0xA9, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0xAA, 0xFC); |
| mipi_dsi_dcs_write_seq(dsi, 0xAB, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0xAC, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xAD, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xAE, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xAF, 0x03); |
| mipi_dsi_dcs_write_seq(dsi, 0xB0, 0x08); |
| mipi_dsi_dcs_write_seq(dsi, 0xB1, 0x26); |
| mipi_dsi_dcs_write_seq(dsi, 0xB2, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0xB3, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0xB4, 0x33); |
| mipi_dsi_dcs_write_seq(dsi, 0xB5, 0x08); |
| mipi_dsi_dcs_write_seq(dsi, 0xB6, 0x26); |
| mipi_dsi_dcs_write_seq(dsi, 0xB7, 0x08); |
| mipi_dsi_dcs_write_seq(dsi, 0xB8, 0x26); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0xB1, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0xD1, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0xB4, 0x29); |
| mipi_dsi_dcs_write_seq(dsi, 0xD4, 0x2B); |
| mipi_dsi_dcs_write_seq(dsi, 0xB2, 0x0C); |
| mipi_dsi_dcs_write_seq(dsi, 0xD2, 0x0A); |
| mipi_dsi_dcs_write_seq(dsi, 0xB3, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0xD3, 0x28); |
| mipi_dsi_dcs_write_seq(dsi, 0xB6, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0xD6, 0x0D); |
| mipi_dsi_dcs_write_seq(dsi, 0xB7, 0x32); |
| mipi_dsi_dcs_write_seq(dsi, 0xD7, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xC1, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0xE1, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xB8, 0x0A); |
| mipi_dsi_dcs_write_seq(dsi, 0xD8, 0x0A); |
| mipi_dsi_dcs_write_seq(dsi, 0xB9, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0xD9, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0xBD, 0x13); |
| mipi_dsi_dcs_write_seq(dsi, 0xDD, 0x13); |
| mipi_dsi_dcs_write_seq(dsi, 0xBC, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0xDC, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0xBB, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xDB, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xBA, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xDA, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xBE, 0x18); |
| mipi_dsi_dcs_write_seq(dsi, 0xDE, 0x18); |
| mipi_dsi_dcs_write_seq(dsi, 0xBF, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xDF, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xC0, 0x17); |
| mipi_dsi_dcs_write_seq(dsi, 0xE0, 0x17); |
| mipi_dsi_dcs_write_seq(dsi, 0xB5, 0x3B); |
| mipi_dsi_dcs_write_seq(dsi, 0xD5, 0x3C); |
| mipi_dsi_dcs_write_seq(dsi, 0xB0, 0x0B); |
| mipi_dsi_dcs_write_seq(dsi, 0xD0, 0x0C); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x03); |
| mipi_dsi_dcs_write_seq(dsi, 0x00, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x01, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x02, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x03, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x04, 0x61); |
| mipi_dsi_dcs_write_seq(dsi, 0x05, 0x80); |
| mipi_dsi_dcs_write_seq(dsi, 0x06, 0xC7); |
| mipi_dsi_dcs_write_seq(dsi, 0x07, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0x08, 0x82); |
| mipi_dsi_dcs_write_seq(dsi, 0x09, 0x83); |
| mipi_dsi_dcs_write_seq(dsi, 0x30, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x31, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x32, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x33, 0x2A); |
| mipi_dsi_dcs_write_seq(dsi, 0x34, 0x61); |
| mipi_dsi_dcs_write_seq(dsi, 0x35, 0xC5); |
| mipi_dsi_dcs_write_seq(dsi, 0x36, 0x80); |
| mipi_dsi_dcs_write_seq(dsi, 0x37, 0x23); |
| mipi_dsi_dcs_write_seq(dsi, 0x40, 0x82); |
| mipi_dsi_dcs_write_seq(dsi, 0x41, 0x83); |
| mipi_dsi_dcs_write_seq(dsi, 0x42, 0x80); |
| mipi_dsi_dcs_write_seq(dsi, 0x43, 0x81); |
| mipi_dsi_dcs_write_seq(dsi, 0x44, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0x45, 0xF2); |
| mipi_dsi_dcs_write_seq(dsi, 0x46, 0xF1); |
| mipi_dsi_dcs_write_seq(dsi, 0x47, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0x48, 0xF4); |
| mipi_dsi_dcs_write_seq(dsi, 0x49, 0xF3); |
| mipi_dsi_dcs_write_seq(dsi, 0x50, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0x51, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0x52, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0x53, 0x03); |
| mipi_dsi_dcs_write_seq(dsi, 0x54, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0x55, 0xF6); |
| mipi_dsi_dcs_write_seq(dsi, 0x56, 0xF5); |
| mipi_dsi_dcs_write_seq(dsi, 0x57, 0x11); |
| mipi_dsi_dcs_write_seq(dsi, 0x58, 0xF8); |
| mipi_dsi_dcs_write_seq(dsi, 0x59, 0xF7); |
| mipi_dsi_dcs_write_seq(dsi, 0x7E, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0x7F, 0x80); |
| mipi_dsi_dcs_write_seq(dsi, 0xE0, 0x5A); |
| mipi_dsi_dcs_write_seq(dsi, 0xB1, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0xB4, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0xB5, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xB6, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0xB7, 0x07); |
| mipi_dsi_dcs_write_seq(dsi, 0xB8, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xB9, 0x05); |
| mipi_dsi_dcs_write_seq(dsi, 0xBA, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xC7, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0xCA, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0xCB, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0xCC, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0xCD, 0x07); |
| mipi_dsi_dcs_write_seq(dsi, 0xCE, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xCF, 0x05); |
| mipi_dsi_dcs_write_seq(dsi, 0xD0, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0x81, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0x84, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0x85, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0x86, 0x07); |
| mipi_dsi_dcs_write_seq(dsi, 0x87, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0x88, 0x05); |
| mipi_dsi_dcs_write_seq(dsi, 0x89, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0x8A, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x97, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0x9A, 0x0E); |
| mipi_dsi_dcs_write_seq(dsi, 0x9B, 0x0F); |
| mipi_dsi_dcs_write_seq(dsi, 0x9C, 0x07); |
| mipi_dsi_dcs_write_seq(dsi, 0x9D, 0x04); |
| mipi_dsi_dcs_write_seq(dsi, 0x9E, 0x05); |
| mipi_dsi_dcs_write_seq(dsi, 0x9F, 0x06); |
| mipi_dsi_dcs_write_seq(dsi, 0xA0, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0x01, 0x01); |
| mipi_dsi_dcs_write_seq(dsi, 0x02, 0xDA); |
| mipi_dsi_dcs_write_seq(dsi, 0x03, 0xBA); |
| mipi_dsi_dcs_write_seq(dsi, 0x04, 0xA8); |
| mipi_dsi_dcs_write_seq(dsi, 0x05, 0x9A); |
| mipi_dsi_dcs_write_seq(dsi, 0x06, 0x70); |
| mipi_dsi_dcs_write_seq(dsi, 0x07, 0xFF); |
| mipi_dsi_dcs_write_seq(dsi, 0x08, 0x91); |
| mipi_dsi_dcs_write_seq(dsi, 0x09, 0x90); |
| mipi_dsi_dcs_write_seq(dsi, 0x0A, 0xFF); |
| mipi_dsi_dcs_write_seq(dsi, 0x0B, 0x8F); |
| mipi_dsi_dcs_write_seq(dsi, 0x0C, 0x60); |
| mipi_dsi_dcs_write_seq(dsi, 0x0D, 0x58); |
| mipi_dsi_dcs_write_seq(dsi, 0x0E, 0x48); |
| mipi_dsi_dcs_write_seq(dsi, 0x0F, 0x38); |
| mipi_dsi_dcs_write_seq(dsi, 0x10, 0x2B); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x30); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x52); |
| mipi_dsi_dcs_write_seq(dsi, 0xFF, 0x00); |
| mipi_dsi_dcs_write_seq(dsi, 0x36, 0x02); |
| mipi_dsi_dcs_write_seq(dsi, 0x3A, 0x70); |
| |
| dev_dbg(ctx->dev, "Panel init sequence done\n"); |
| |
| return 0; |
| } |
| |
| static int panel_nv3051d_unprepare(struct drm_panel *panel) |
| { |
| struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel); |
| struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); |
| int ret; |
| |
| ret = mipi_dsi_dcs_set_display_off(dsi); |
| if (ret < 0) |
| dev_err(ctx->dev, "failed to set display off: %d\n", ret); |
| |
| msleep(20); |
| |
| ret = mipi_dsi_dcs_enter_sleep_mode(dsi); |
| if (ret < 0) { |
| dev_err(ctx->dev, "failed to enter sleep mode: %d\n", ret); |
| return ret; |
| } |
| |
| usleep_range(10000, 15000); |
| |
| regulator_disable(ctx->vdd); |
| |
| return 0; |
| } |
| |
| static int panel_nv3051d_prepare(struct drm_panel *panel) |
| { |
| struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel); |
| struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); |
| int ret; |
| |
| dev_dbg(ctx->dev, "Resetting the panel\n"); |
| ret = regulator_enable(ctx->vdd); |
| if (ret < 0) { |
| dev_err(ctx->dev, "Failed to enable vdd supply: %d\n", ret); |
| return ret; |
| } |
| |
| usleep_range(2000, 3000); |
| gpiod_set_value_cansleep(ctx->reset_gpio, 1); |
| msleep(150); |
| gpiod_set_value_cansleep(ctx->reset_gpio, 0); |
| msleep(20); |
| |
| ret = panel_nv3051d_init_sequence(ctx); |
| if (ret < 0) { |
| dev_err(ctx->dev, "Panel init sequence failed: %d\n", ret); |
| goto disable_vdd; |
| } |
| |
| ret = mipi_dsi_dcs_exit_sleep_mode(dsi); |
| if (ret < 0) { |
| dev_err(ctx->dev, "Failed to exit sleep mode: %d\n", ret); |
| goto disable_vdd; |
| } |
| |
| msleep(200); |
| |
| ret = mipi_dsi_dcs_set_display_on(dsi); |
| if (ret < 0) { |
| dev_err(ctx->dev, "Failed to set display on: %d\n", ret); |
| goto disable_vdd; |
| } |
| |
| usleep_range(10000, 15000); |
| |
| return 0; |
| |
| disable_vdd: |
| regulator_disable(ctx->vdd); |
| return ret; |
| } |
| |
| static int panel_nv3051d_get_modes(struct drm_panel *panel, |
| struct drm_connector *connector) |
| { |
| struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel); |
| const struct nv3051d_panel_info *panel_info = ctx->panel_info; |
| struct drm_display_mode *mode; |
| unsigned int i; |
| |
| for (i = 0; i < panel_info->num_modes; i++) { |
| mode = drm_mode_duplicate(connector->dev, |
| &panel_info->display_modes[i]); |
| if (!mode) |
| return -ENOMEM; |
| |
| drm_mode_set_name(mode); |
| |
| mode->type = DRM_MODE_TYPE_DRIVER; |
| if (panel_info->num_modes == 1) |
| mode->type |= DRM_MODE_TYPE_PREFERRED; |
| |
| drm_mode_probed_add(connector, mode); |
| } |
| |
| connector->display_info.bpc = 8; |
| connector->display_info.width_mm = panel_info->width_mm; |
| connector->display_info.height_mm = panel_info->height_mm; |
| connector->display_info.bus_flags = panel_info->bus_flags; |
| |
| return panel_info->num_modes; |
| } |
| |
| static const struct drm_panel_funcs panel_nv3051d_funcs = { |
| .unprepare = panel_nv3051d_unprepare, |
| .prepare = panel_nv3051d_prepare, |
| .get_modes = panel_nv3051d_get_modes, |
| }; |
| |
| static int panel_nv3051d_probe(struct mipi_dsi_device *dsi) |
| { |
| struct device *dev = &dsi->dev; |
| struct panel_nv3051d *ctx; |
| int ret; |
| |
| ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); |
| if (!ctx) |
| return -ENOMEM; |
| |
| ctx->dev = dev; |
| |
| ctx->panel_info = of_device_get_match_data(dev); |
| if (!ctx->panel_info) |
| return -EINVAL; |
| |
| ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); |
| if (IS_ERR(ctx->reset_gpio)) { |
| dev_err(dev, "cannot get reset gpio\n"); |
| return PTR_ERR(ctx->reset_gpio); |
| } |
| |
| ctx->vdd = devm_regulator_get(dev, "vdd"); |
| if (IS_ERR(ctx->vdd)) { |
| ret = PTR_ERR(ctx->vdd); |
| if (ret != -EPROBE_DEFER) |
| dev_err(dev, "Failed to request vdd regulator: %d\n", ret); |
| return ret; |
| } |
| |
| mipi_dsi_set_drvdata(dsi, ctx); |
| |
| 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_NO_EOT_PACKET; |
| |
| drm_panel_init(&ctx->panel, &dsi->dev, &panel_nv3051d_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) { |
| dev_err(dev, "mipi_dsi_attach failed: %d\n", ret); |
| drm_panel_remove(&ctx->panel); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static void panel_nv3051d_shutdown(struct mipi_dsi_device *dsi) |
| { |
| struct panel_nv3051d *ctx = mipi_dsi_get_drvdata(dsi); |
| int ret; |
| |
| ret = drm_panel_unprepare(&ctx->panel); |
| if (ret < 0) |
| dev_err(&dsi->dev, "Failed to unprepare panel: %d\n", ret); |
| |
| ret = drm_panel_disable(&ctx->panel); |
| if (ret < 0) |
| dev_err(&dsi->dev, "Failed to disable panel: %d\n", ret); |
| } |
| |
| static void panel_nv3051d_remove(struct mipi_dsi_device *dsi) |
| { |
| struct panel_nv3051d *ctx = mipi_dsi_get_drvdata(dsi); |
| int ret; |
| |
| panel_nv3051d_shutdown(dsi); |
| |
| ret = mipi_dsi_detach(dsi); |
| if (ret < 0) |
| dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret); |
| |
| drm_panel_remove(&ctx->panel); |
| } |
| |
| static const struct drm_display_mode nv3051d_rgxx3_modes[] = { |
| { /* 120hz */ |
| .hdisplay = 640, |
| .hsync_start = 640 + 40, |
| .hsync_end = 640 + 40 + 2, |
| .htotal = 640 + 40 + 2 + 80, |
| .vdisplay = 480, |
| .vsync_start = 480 + 18, |
| .vsync_end = 480 + 18 + 2, |
| .vtotal = 480 + 18 + 2 + 28, |
| .clock = 48300, |
| .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, |
| }, |
| { /* 100hz */ |
| .hdisplay = 640, |
| .hsync_start = 640 + 40, |
| .hsync_end = 640 + 40 + 2, |
| .htotal = 640 + 40 + 2 + 80, |
| .vdisplay = 480, |
| .vsync_start = 480 + 18, |
| .vsync_end = 480 + 18 + 2, |
| .vtotal = 480 + 18 + 2 + 28, |
| .clock = 40250, |
| .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, |
| }, |
| { /* 60hz */ |
| .hdisplay = 640, |
| .hsync_start = 640 + 40, |
| .hsync_end = 640 + 40 + 2, |
| .htotal = 640 + 40 + 2 + 80, |
| .vdisplay = 480, |
| .vsync_start = 480 + 18, |
| .vsync_end = 480 + 18 + 2, |
| .vtotal = 480 + 18 + 2 + 28, |
| .clock = 24150, |
| .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, |
| }, |
| }; |
| |
| static const struct nv3051d_panel_info nv3051d_rgxx3_info = { |
| .display_modes = nv3051d_rgxx3_modes, |
| .num_modes = ARRAY_SIZE(nv3051d_rgxx3_modes), |
| .width_mm = 70, |
| .height_mm = 57, |
| .bus_flags = DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE, |
| }; |
| |
| static const struct of_device_id newvision_nv3051d_of_match[] = { |
| { .compatible = "newvision,nv3051d", .data = &nv3051d_rgxx3_info }, |
| { /* sentinel */ } |
| }; |
| MODULE_DEVICE_TABLE(of, newvision_nv3051d_of_match); |
| |
| static struct mipi_dsi_driver newvision_nv3051d_driver = { |
| .driver = { |
| .name = "panel-newvision-nv3051d", |
| .of_match_table = newvision_nv3051d_of_match, |
| }, |
| .probe = panel_nv3051d_probe, |
| .remove = panel_nv3051d_remove, |
| .shutdown = panel_nv3051d_shutdown, |
| }; |
| module_mipi_dsi_driver(newvision_nv3051d_driver); |
| |
| MODULE_AUTHOR("Chris Morgan <macromorgan@hotmail.com>"); |
| MODULE_DESCRIPTION("DRM driver for Newvision NV3051D based MIPI DSI panels"); |
| MODULE_LICENSE("GPL"); |