drm/panel/panel-jdi-lt070me05000.c

48 static int jdi_panel_init(struct jdi_panel *jdi)
50 	struct mipi_dsi_device *dsi = jdi->dsi;
51 	struct device *dev = &jdi->dsi->dev;
68 	ret = mipi_dsi_dcs_set_column_address(dsi, 0, jdi->mode->hdisplay - 1);
74 	ret = mipi_dsi_dcs_set_page_address(dsi, 0, jdi->mode->vdisplay - 1);
138 static int jdi_panel_on(struct jdi_panel *jdi)
140 	struct mipi_dsi_device *dsi = jdi->dsi;
141 	struct device *dev = &jdi->dsi->dev;
153 static void jdi_panel_off(struct jdi_panel *jdi)
155 	struct mipi_dsi_device *dsi = jdi->dsi;
156 	struct device *dev = &jdi->dsi->dev;
174 	struct jdi_panel *jdi = to_jdi_panel(panel);
176 	backlight_disable(jdi->backlight);
183 	struct jdi_panel *jdi = to_jdi_panel(panel);
184 	struct device *dev = &jdi->dsi->dev;
187 	jdi_panel_off(jdi);
189 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
193 	gpiod_set_value(jdi->enable_gpio, 0);
195 	gpiod_set_value(jdi->reset_gpio, 1);
197 	gpiod_set_value(jdi->dcdc_en_gpio, 0);
204 	struct jdi_panel *jdi = to_jdi_panel(panel);
205 	struct device *dev = &jdi->dsi->dev;
208 	ret = regulator_bulk_enable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
216 	gpiod_set_value(jdi->dcdc_en_gpio, 1);
219 	gpiod_set_value(jdi->reset_gpio, 0);
222 	gpiod_set_value(jdi->enable_gpio, 1);
225 	ret = jdi_panel_init(jdi);
231 	ret = jdi_panel_on(jdi);
240 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
244 	gpiod_set_value(jdi->enable_gpio, 0);
246 	gpiod_set_value(jdi->reset_gpio, 1);
248 	gpiod_set_value(jdi->dcdc_en_gpio, 0);
255 	struct jdi_panel *jdi = to_jdi_panel(panel);
257 	backlight_enable(jdi->backlight);
279 	struct jdi_panel *jdi = to_jdi_panel(panel);
280 	struct device *dev = &jdi->dsi->dev;
362 	{ .compatible = "jdi,lt070me05000", },
367 static int jdi_panel_add(struct jdi_panel *jdi)
369 	struct device *dev = &jdi->dsi->dev;
373 	jdi->mode = &default_mode;
375 	for (i = 0; i < ARRAY_SIZE(jdi->supplies); i++)
376 		jdi->supplies[i].supply = regulator_names[i];
378 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(jdi->supplies),
379 				      jdi->supplies);
384 	jdi->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
385 	if (IS_ERR(jdi->enable_gpio)) {
386 		return dev_err_probe(dev, PTR_ERR(jdi->enable_gpio),
390 	jdi->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
391 	if (IS_ERR(jdi->reset_gpio))
392 		return dev_err_probe(dev, PTR_ERR(jdi->reset_gpio),
395 	jdi->dcdc_en_gpio = devm_gpiod_get(dev, "dcdc-en", GPIOD_OUT_LOW);
396 	if (IS_ERR(jdi->dcdc_en_gpio))
397 		return dev_err_probe(dev, PTR_ERR(jdi->dcdc_en_gpio),
400 	jdi->backlight = drm_panel_create_dsi_backlight(jdi->dsi);
401 	if (IS_ERR(jdi->backlight))
402 		return dev_err_probe(dev, PTR_ERR(jdi->backlight),
405 	drm_panel_add(&jdi->base);
410 static void jdi_panel_del(struct jdi_panel *jdi)
412 	if (jdi->base.dev)
413 		drm_panel_remove(&jdi->base);
418 	struct jdi_panel *jdi;
426 	jdi = devm_drm_panel_alloc(&dsi->dev, __typeof(*jdi), base,
429 	if (IS_ERR(jdi))
430 		return PTR_ERR(jdi);
432 	mipi_dsi_set_drvdata(dsi, jdi);
434 	jdi->dsi = dsi;
436 	ret = jdi_panel_add(jdi);
442 		jdi_panel_del(jdi);
451 	struct jdi_panel *jdi = mipi_dsi_get_drvdata(dsi);
459 	jdi_panel_del(jdi);
464 		.name = "panel-jdi-lt070me05000",