10  * JDI model LT070ME05000, and its data sheet is at:
55 static int jdi_panel_init(struct jdi_panel *jdi)  in jdi_panel_init()  argument
57 	struct mipi_dsi_device *dsi = jdi->dsi;  in jdi_panel_init()
58 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_init()
75 	ret = mipi_dsi_dcs_set_column_address(dsi, 0, jdi->mode->hdisplay - 1);  in jdi_panel_init()
81 	ret = mipi_dsi_dcs_set_page_address(dsi, 0, jdi->mode->vdisplay - 1);  in jdi_panel_init()
145 static int jdi_panel_on(struct jdi_panel *jdi)  in jdi_panel_on()  argument
147 	struct mipi_dsi_device *dsi = jdi->dsi;  in jdi_panel_on()
148 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_on()
160 static void jdi_panel_off(struct jdi_panel *jdi)  in jdi_panel_off()  argument
162 	struct mipi_dsi_device *dsi = jdi->dsi;  in jdi_panel_off()
163 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_off()
181 	struct jdi_panel *jdi = to_jdi_panel(panel);  in jdi_panel_disable()  local
183 	if (!jdi->enabled)  in jdi_panel_disable()
186 	backlight_disable(jdi->backlight);  in jdi_panel_disable()
188 	jdi->enabled = false;  in jdi_panel_disable()
195 	struct jdi_panel *jdi = to_jdi_panel(panel);  in jdi_panel_unprepare()  local
196 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_unprepare()
199 	if (!jdi->prepared)  in jdi_panel_unprepare()
202 	jdi_panel_off(jdi);  in jdi_panel_unprepare()
204 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);  in jdi_panel_unprepare()
208 	gpiod_set_value(jdi->enable_gpio, 0);  in jdi_panel_unprepare()
210 	gpiod_set_value(jdi->reset_gpio, 1);  in jdi_panel_unprepare()
212 	gpiod_set_value(jdi->dcdc_en_gpio, 0);  in jdi_panel_unprepare()
214 	jdi->prepared = false;  in jdi_panel_unprepare()
221 	struct jdi_panel *jdi = to_jdi_panel(panel);  in jdi_panel_prepare()  local
222 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_prepare()
225 	if (jdi->prepared)  in jdi_panel_prepare()
228 	ret = regulator_bulk_enable(ARRAY_SIZE(jdi->supplies), jdi->supplies);  in jdi_panel_prepare()
236 	gpiod_set_value(jdi->dcdc_en_gpio, 1);  in jdi_panel_prepare()
239 	gpiod_set_value(jdi->reset_gpio, 0);  in jdi_panel_prepare()
242 	gpiod_set_value(jdi->enable_gpio, 1);  in jdi_panel_prepare()
245 	ret = jdi_panel_init(jdi);  in jdi_panel_prepare()
251 	ret = jdi_panel_on(jdi);  in jdi_panel_prepare()
257 	jdi->prepared = true;  in jdi_panel_prepare()
262 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);  in jdi_panel_prepare()
266 	gpiod_set_value(jdi->enable_gpio, 0);  in jdi_panel_prepare()
268 	gpiod_set_value(jdi->reset_gpio, 1);  in jdi_panel_prepare()
270 	gpiod_set_value(jdi->dcdc_en_gpio, 0);  in jdi_panel_prepare()
277 	struct jdi_panel *jdi = to_jdi_panel(panel);  in jdi_panel_enable()  local
279 	if (jdi->enabled)  in jdi_panel_enable()
282 	backlight_enable(jdi->backlight);  in jdi_panel_enable()
284 	jdi->enabled = true;  in jdi_panel_enable()
306 	struct jdi_panel *jdi = to_jdi_panel(panel);  in jdi_panel_get_modes()  local
307 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_get_modes()
389 	{ .compatible = "jdi,lt070me05000", },
394 static int jdi_panel_add(struct jdi_panel *jdi)  in jdi_panel_add()  argument
396 	struct device *dev = &jdi->dsi->dev;  in jdi_panel_add()
400 	jdi->mode = &default_mode;  in jdi_panel_add()
402 	for (i = 0; i < ARRAY_SIZE(jdi->supplies); i++)  in jdi_panel_add()
403 		jdi->supplies[i].supply = regulator_names[i];  in jdi_panel_add()
405 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(jdi->supplies),  in jdi_panel_add()
406 				      jdi->supplies);  in jdi_panel_add()
412 	jdi->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);  in jdi_panel_add()
413 	if (IS_ERR(jdi->enable_gpio)) {  in jdi_panel_add()
414 		ret = PTR_ERR(jdi->enable_gpio);  in jdi_panel_add()
419 	jdi->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in jdi_panel_add()
420 	if (IS_ERR(jdi->reset_gpio)) {  in jdi_panel_add()
421 		ret = PTR_ERR(jdi->reset_gpio);  in jdi_panel_add()
426 	jdi->dcdc_en_gpio = devm_gpiod_get(dev, "dcdc-en", GPIOD_OUT_LOW);  in jdi_panel_add()
427 	if (IS_ERR(jdi->dcdc_en_gpio)) {  in jdi_panel_add()
428 		ret = PTR_ERR(jdi->dcdc_en_gpio);  in jdi_panel_add()
433 	jdi->backlight = drm_panel_create_dsi_backlight(jdi->dsi);  in jdi_panel_add()
434 	if (IS_ERR(jdi->backlight)) {  in jdi_panel_add()
435 		ret = PTR_ERR(jdi->backlight);  in jdi_panel_add()
440 	drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs,  in jdi_panel_add()
443 	drm_panel_add(&jdi->base);  in jdi_panel_add()
448 static void jdi_panel_del(struct jdi_panel *jdi)  in jdi_panel_del()  argument
450 	if (jdi->base.dev)  in jdi_panel_del()
451 		drm_panel_remove(&jdi->base);  in jdi_panel_del()
456 	struct jdi_panel *jdi;  in jdi_panel_probe()  local
464 	jdi = devm_kzalloc(&dsi->dev, sizeof(*jdi), GFP_KERNEL);  in jdi_panel_probe()
465 	if (!jdi)  in jdi_panel_probe()
468 	mipi_dsi_set_drvdata(dsi, jdi);  in jdi_panel_probe()
470 	jdi->dsi = dsi;  in jdi_panel_probe()
472 	ret = jdi_panel_add(jdi);  in jdi_panel_probe()
481 	struct jdi_panel *jdi = mipi_dsi_get_drvdata(dsi);  in jdi_panel_remove()  local
484 	ret = jdi_panel_disable(&jdi->base);  in jdi_panel_remove()
493 	jdi_panel_del(jdi);  in jdi_panel_remove()
500 	struct jdi_panel *jdi = mipi_dsi_get_drvdata(dsi);  in jdi_panel_shutdown()  local
502 	jdi_panel_disable(&jdi->base);  in jdi_panel_shutdown()
507 		.name = "panel-jdi-lt070me05000",
518 MODULE_DESCRIPTION("JDI LT070ME05000 WUXGA");