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
30 struct sofef00_panel *to_sofef00_panel(struct drm_panel *panel)  in to_sofef00_panel()  argument
32 	return container_of(panel, struct sofef00_panel, panel);  in to_sofef00_panel()
37 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in sofef00_panel_reset()
39 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in sofef00_panel_reset()
41 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in sofef00_panel_reset()
47 	struct mipi_dsi_device *dsi = ctx->dsi;  in sofef00_panel_on()  local
48 	struct device *dev = &dsi->dev;  in sofef00_panel_on()
51 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in sofef00_panel_on()
53 	ret = mipi_dsi_dcs_exit_sleep_mode(dsi);  in sofef00_panel_on()
60 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);  in sofef00_panel_on()
62 	ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);  in sofef00_panel_on()
68 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);  in sofef00_panel_on()
69 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);  in sofef00_panel_on()
70 	mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x07);  in sofef00_panel_on()
71 	mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x12);  in sofef00_panel_on()
72 	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);  in sofef00_panel_on()
73 	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x20);  in sofef00_panel_on()
74 	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00);  in sofef00_panel_on()
76 	ret = mipi_dsi_dcs_set_display_on(dsi);  in sofef00_panel_on()
87 	struct mipi_dsi_device *dsi = ctx->dsi;  in sofef00_panel_off()  local
88 	struct device *dev = &dsi->dev;  in sofef00_panel_off()
91 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in sofef00_panel_off()
93 	ret = mipi_dsi_dcs_set_display_off(dsi);  in sofef00_panel_off()
100 	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);  in sofef00_panel_off()
110 static int sofef00_panel_prepare(struct drm_panel *panel)  in sofef00_panel_prepare()  argument
112 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_prepare()
113 	struct device *dev = &ctx->dsi->dev;  in sofef00_panel_prepare()
116 	if (ctx->prepared)  in sofef00_panel_prepare()
119 	ret = regulator_enable(ctx->supply);  in sofef00_panel_prepare()
129 		dev_err(dev, "Failed to initialize panel: %d\n", ret);  in sofef00_panel_prepare()
130 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in sofef00_panel_prepare()
134 	ctx->prepared = true;  in sofef00_panel_prepare()
138 static int sofef00_panel_unprepare(struct drm_panel *panel)  in sofef00_panel_unprepare()  argument
140 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_unprepare()
141 	struct device *dev = &ctx->dsi->dev;  in sofef00_panel_unprepare()
144 	if (!ctx->prepared)  in sofef00_panel_unprepare()
149 		dev_err(dev, "Failed to un-initialize panel: %d\n", ret);  in sofef00_panel_unprepare()
151 	regulator_disable(ctx->supply);  in sofef00_panel_unprepare()
153 	ctx->prepared = false;  in sofef00_panel_unprepare()
185 static int sofef00_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector)  in sofef00_panel_get_modes()  argument
188 	struct sofef00_panel *ctx = to_sofef00_panel(panel);  in sofef00_panel_get_modes()
190 	mode = drm_mode_duplicate(connector->dev, ctx->mode);  in sofef00_panel_get_modes()
192 		return -ENOMEM;  in sofef00_panel_get_modes()
196 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;  in sofef00_panel_get_modes()
197 	connector->display_info.width_mm = mode->width_mm;  in sofef00_panel_get_modes()
198 	connector->display_info.height_mm = mode->height_mm;  in sofef00_panel_get_modes()
212 	struct mipi_dsi_device *dsi = bl_get_data(bl);  in sofef00_panel_bl_update_status()  local
216 	err = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);  in sofef00_panel_bl_update_status()
228 sofef00_create_backlight(struct mipi_dsi_device *dsi)  in sofef00_create_backlight()  argument
230 	struct device *dev = &dsi->dev;  in sofef00_create_backlight()
237 	return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,  in sofef00_create_backlight()
241 static int sofef00_panel_probe(struct mipi_dsi_device *dsi)  in sofef00_panel_probe()  argument
243 	struct device *dev = &dsi->dev;  in sofef00_panel_probe()
249 		return -ENOMEM;  in sofef00_panel_probe()
251 	ctx->mode = of_device_get_match_data(dev);  in sofef00_panel_probe()
253 	if (!ctx->mode) {  in sofef00_panel_probe()
255 		return -ENODEV;  in sofef00_panel_probe()
258 	ctx->supply = devm_regulator_get(dev, "vddio");  in sofef00_panel_probe()
259 	if (IS_ERR(ctx->supply))  in sofef00_panel_probe()
260 		return dev_err_probe(dev, PTR_ERR(ctx->supply),  in sofef00_panel_probe()
263 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in sofef00_panel_probe()
264 	if (IS_ERR(ctx->reset_gpio))  in sofef00_panel_probe()
265 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),  in sofef00_panel_probe()
266 				     "Failed to get reset-gpios\n");  in sofef00_panel_probe()
268 	ctx->dsi = dsi;  in sofef00_panel_probe()
269 	mipi_dsi_set_drvdata(dsi, ctx);  in sofef00_panel_probe()
271 	dsi->lanes = 4;  in sofef00_panel_probe()
272 	dsi->format = MIPI_DSI_FMT_RGB888;  in sofef00_panel_probe()
274 	drm_panel_init(&ctx->panel, dev, &sofef00_panel_panel_funcs,  in sofef00_panel_probe()
277 	ctx->panel.backlight = sofef00_create_backlight(dsi);  in sofef00_panel_probe()
278 	if (IS_ERR(ctx->panel.backlight))  in sofef00_panel_probe()
279 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),  in sofef00_panel_probe()
282 	drm_panel_add(&ctx->panel);  in sofef00_panel_probe()
284 	ret = mipi_dsi_attach(dsi);  in sofef00_panel_probe()
286 		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);  in sofef00_panel_probe()
287 		drm_panel_remove(&ctx->panel);  in sofef00_panel_probe()
294 static void sofef00_panel_remove(struct mipi_dsi_device *dsi)  in sofef00_panel_remove()  argument
296 	struct sofef00_panel *ctx = mipi_dsi_get_drvdata(dsi);  in sofef00_panel_remove()
299 	ret = mipi_dsi_detach(dsi);  in sofef00_panel_remove()
301 		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);  in sofef00_panel_remove()
303 	drm_panel_remove(&ctx->panel);  in sofef00_panel_remove()
323 		.name = "panel-oneplus6",
331 MODULE_DESCRIPTION("DRM driver for Samsung AMOLED DSI panels found in OnePlus 6/6T phones");