1 // SPDX-License-Identifier: GPL-2.0-only
49 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in ams639rq08_reset()
51 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);  in ams639rq08_reset()
57 	struct mipi_dsi_device *dsi = ctx->dsi;  in ams639rq08_on()
74 	/* TE OUT (Vsync On) */  in ams639rq08_on()
130 	struct mipi_dsi_device *dsi = ctx->dsi;  in ams639rq08_off()
144 				    ctx->supplies);  in ams639rq08_prepare()
152 		gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in ams639rq08_prepare()
154 				       ctx->supplies);  in ams639rq08_prepare()
167 	gpiod_set_value_cansleep(ctx->reset_gpio, 1);  in ams639rq08_unprepare()
169 			       ctx->supplies);  in ams639rq08_unprepare()
207 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in ams639rq08_bl_update_status()
213 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in ams639rq08_bl_update_status()
224 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in ams639rq08_bl_get_brightness()
230 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in ams639rq08_bl_get_brightness()
243 	struct device *dev = &dsi->dev;  in ams639rq08_create_backlight()
256 	struct device *dev = &dsi->dev;  in ams639rq08_probe()
262 		return -ENOMEM;  in ams639rq08_probe()
264 	ret = devm_regulator_bulk_get_const(&dsi->dev,  in ams639rq08_probe()
267 					    &ctx->supplies);  in ams639rq08_probe()
271 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in ams639rq08_probe()
272 	if (IS_ERR(ctx->reset_gpio))  in ams639rq08_probe()
273 		return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),  in ams639rq08_probe()
274 					"Failed to get reset-gpios\n");  in ams639rq08_probe()
276 	ctx->dsi = dsi;  in ams639rq08_probe()
279 	dsi->lanes = 4;  in ams639rq08_probe()
280 	dsi->format = MIPI_DSI_FMT_RGB888;  in ams639rq08_probe()
281 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |  in ams639rq08_probe()
284 	drm_panel_init(&ctx->panel, dev, &ams639rq08_panel_funcs,  in ams639rq08_probe()
286 	ctx->panel.prepare_prev_first = true;  in ams639rq08_probe()
288 	ctx->panel.backlight = ams639rq08_create_backlight(dsi);  in ams639rq08_probe()
289 	if (IS_ERR(ctx->panel.backlight))  in ams639rq08_probe()
290 		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),  in ams639rq08_probe()
293 	drm_panel_add(&ctx->panel);  in ams639rq08_probe()
297 		drm_panel_remove(&ctx->panel);  in ams639rq08_probe()
308 	drm_panel_remove(&ctx->panel);  in ams639rq08_remove()
321 		.name = "panel-samsung-ams639rq08",