1 // SPDX-License-Identifier: GPL-2.0-only
3  * Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree:
21 	struct drm_panel panel;  member
22 	struct mipi_dsi_device *dsi;  member
29 struct sofef00_panel *to_sofef00_panel(struct drm_panel *panel)  in to_sofef00_panel()  argument
31 	return container_of(panel, struct sofef00_panel, panel);  in to_sofef00_panel()
36 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in sofef00_panel_reset()
38 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in sofef00_panel_reset()
40 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in sofef00_panel_reset()
46 	struct mipi_dsi_device *dsi = ctx->dsi;  in sofef00_panel_on()  local
47 	struct device *dev = &dsi->dev;  in sofef00_panel_on()
50 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in sofef00_panel_on()
52 	ret = mipi_dsi_dcs_exit_sleep_mode(dsi);  in sofef00_panel_on()
59 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);  in sofef00_panel_on()
61 	ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);  in sofef00_panel_on()
67 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);  in sofef00_panel_on()
68 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);  in sofef00_panel_on()
69 	mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x07);  in sofef00_panel_on()
70 	mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x12);  in sofef00_panel_on()
71 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);  in sofef00_panel_on()
72 	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x20);  in sofef00_panel_on()
73 	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00);  in sofef00_panel_on()
75 	ret = mipi_dsi_dcs_set_display_on(dsi);  in sofef00_panel_on()
86 	struct mipi_dsi_device *dsi = ctx->dsi;  in sofef00_panel_off()  local
87 	struct device *dev = &dsi->dev;  in sofef00_panel_off()
90 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in sofef00_panel_off()
92 	ret = mipi_dsi_dcs_set_display_off(dsi);  in sofef00_panel_off()
99 	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);  in sofef00_panel_off()
109 static int sofef00_panel_prepare(struct drm_panel *panel)  in sofef00_panel_prepare()  argument
111 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_prepare()
112 	struct device *dev = &ctx->dsi->dev;  in sofef00_panel_prepare()
115 	ret = regulator_enable(ctx->supply);  in sofef00_panel_prepare()
125 		dev_err(dev, "Failed to initialize panel: %d\n", ret);  in sofef00_panel_prepare()
126 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in sofef00_panel_prepare()
133 static int sofef00_panel_unprepare(struct drm_panel *panel)  in sofef00_panel_unprepare()  argument
135 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_unprepare()
136 	struct device *dev = &ctx->dsi->dev;  in sofef00_panel_unprepare()
141 		dev_err(dev, "Failed to un-initialize panel: %d\n", ret);  in sofef00_panel_unprepare()
143 	regulator_disable(ctx->supply);  in sofef00_panel_unprepare()
176 static int sofef00_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector)  in sofef00_panel_get_modes()  argument
179 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_get_modes()
181 	mode = drm_mode_duplicate(connector->dev, ctx->mode);  in sofef00_panel_get_modes()
183 		return -ENOMEM;  in sofef00_panel_get_modes()
187 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;  in sofef00_panel_get_modes()
188 	connector->display_info.width_mm = mode->width_mm;  in sofef00_panel_get_modes()
189 	connector->display_info.height_mm = mode->height_mm;  in sofef00_panel_get_modes()
203 	struct mipi_dsi_device *dsi = bl_get_data(bl);  in sofef00_panel_bl_update_status()  local
207 	err = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);  in sofef00_panel_bl_update_status()
219 sofef00_create_backlight(struct mipi_dsi_device *dsi)  in sofef00_create_backlight()  argument
221 	struct device *dev = &dsi->dev;  in sofef00_create_backlight()
228 	return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,  in sofef00_create_backlight()
232 static int sofef00_panel_probe(struct mipi_dsi_device *dsi)  in sofef00_panel_probe()  argument
234 	struct device *dev = &dsi->dev;  in sofef00_panel_probe()
240 		return -ENOMEM;  in sofef00_panel_probe()
242 	ctx->mode = of_device_get_match_data(dev);  in sofef00_panel_probe()
244 	if (!ctx->mode) {  in sofef00_panel_probe()
246 		return -ENODEV;  in sofef00_panel_probe()
249 	ctx->supply = devm_regulator_get(dev, "vddio");  in sofef00_panel_probe()
250 	if (IS_ERR(ctx->supply))  in sofef00_panel_probe()
251 		return dev_err_probe(dev, PTR_ERR(ctx->supply),  in sofef00_panel_probe()
254 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in sofef00_panel_probe()
255 	if (IS_ERR(ctx->reset_gpio))  in sofef00_panel_probe()
256 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),  in sofef00_panel_probe()
257 				     "Failed to get reset-gpios\n");  in sofef00_panel_probe()
259 	ctx->dsi = dsi;  in sofef00_panel_probe()
260 	mipi_dsi_set_drvdata(dsi, ctx);  in sofef00_panel_probe()
262 	dsi->lanes = 4;  in sofef00_panel_probe()
263 	dsi->format = MIPI_DSI_FMT_RGB888;  in sofef00_panel_probe()
265 	drm_panel_init(&ctx->panel, dev, &sofef00_panel_panel_funcs,  in sofef00_panel_probe()
268 	ctx->panel.backlight = sofef00_create_backlight(dsi);  in sofef00_panel_probe()
269 	if (IS_ERR(ctx->panel.backlight))  in sofef00_panel_probe()
270 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),  in sofef00_panel_probe()
273 	drm_panel_add(&ctx->panel);  in sofef00_panel_probe()
275 	ret = mipi_dsi_attach(dsi);  in sofef00_panel_probe()
277 		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);  in sofef00_panel_probe()
278 		drm_panel_remove(&ctx->panel);  in sofef00_panel_probe()
285 static void sofef00_panel_remove(struct mipi_dsi_device *dsi)  in sofef00_panel_remove()  argument
287 	struct sofef00_panel *ctx = mipi_dsi_get_drvdata(dsi);  in sofef00_panel_remove()
290 	ret = mipi_dsi_detach(dsi);  in sofef00_panel_remove()
292 		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);  in sofef00_panel_remove()
294 	drm_panel_remove(&ctx->panel);  in sofef00_panel_remove()
314 		.name = "panel-oneplus6",
322 MODULE_DESCRIPTION("DRM driver for Samsung AMOLED DSI panels found in OnePlus 6/6T phones");