1 // SPDX-License-Identifier: GPL-2.0-or-later
59 	err = mipi_dsi_dcs_set_display_off(innolux->link);  in innolux_panel_unprepare()
61 		dev_err(panel->dev, "failed to set display off: %d\n", err);  in innolux_panel_unprepare()
63 	err = mipi_dsi_dcs_enter_sleep_mode(innolux->link);  in innolux_panel_unprepare()
65 		dev_err(panel->dev, "failed to enter sleep mode: %d\n", err);  in innolux_panel_unprepare()
69 	if (innolux->desc->sleep_mode_delay)  in innolux_panel_unprepare()
70 		msleep(innolux->desc->sleep_mode_delay);  in innolux_panel_unprepare()
72 	gpiod_set_value_cansleep(innolux->enable_gpio, 0);  in innolux_panel_unprepare()
74 	if (innolux->desc->power_down_delay)  in innolux_panel_unprepare()
75 		msleep(innolux->desc->power_down_delay);  in innolux_panel_unprepare()
77 	err = regulator_bulk_disable(innolux->desc->num_supplies,  in innolux_panel_unprepare()
78 				     innolux->supplies);  in innolux_panel_unprepare()
90 	gpiod_set_value_cansleep(innolux->enable_gpio, 0);  in innolux_panel_prepare()
92 	err = regulator_bulk_enable(innolux->desc->num_supplies,  in innolux_panel_prepare()
93 				    innolux->supplies);  in innolux_panel_prepare()
100 	gpiod_set_value_cansleep(innolux->enable_gpio, 1);  in innolux_panel_prepare()
105 	if (innolux->desc->init) {  in innolux_panel_prepare()
106 		err = innolux->desc->init(innolux);  in innolux_panel_prepare()
111 	err = mipi_dsi_dcs_exit_sleep_mode(innolux->link);  in innolux_panel_prepare()
113 		dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);  in innolux_panel_prepare()
117 	/* T6: 120ms - 1000ms*/  in innolux_panel_prepare()
120 	err = mipi_dsi_dcs_set_display_on(innolux->link);  in innolux_panel_prepare()
122 		dev_err(panel->dev, "failed to set display on: %d\n", err);  in innolux_panel_prepare()
132 	gpiod_set_value_cansleep(innolux->enable_gpio, 0);  in innolux_panel_prepare()
133 	regulator_bulk_disable(innolux->desc->num_supplies, innolux->supplies);  in innolux_panel_prepare()
167 	.power_down_delay = 80, /* T8: 80ms - 1000ms */
172 	"avee",
211  * https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/892065/
216 	struct mipi_dsi_multi_context ctx = { .dsi = innolux->link };  in innolux_p097pfg_init()
340 	const struct drm_display_mode *m = innolux->desc->mode;  in innolux_panel_get_modes()
343 	mode = drm_mode_duplicate(connector->dev, m);  in innolux_panel_get_modes()
345 		dev_err(panel->dev, "failed to add mode %ux%u@%u\n",  in innolux_panel_get_modes()
346 			m->hdisplay, m->vdisplay, drm_mode_vrefresh(m));  in innolux_panel_get_modes()
347 		return -ENOMEM;  in innolux_panel_get_modes()
354 	connector->display_info.width_mm = innolux->desc->size.width;  in innolux_panel_get_modes()
355 	connector->display_info.height_mm = innolux->desc->size.height;  in innolux_panel_get_modes()
356 	connector->display_info.bpc = innolux->desc->bpc;  in innolux_panel_get_modes()
382 	struct device *dev = &dsi->dev;  in innolux_panel_add()
387 		return -ENOMEM;  in innolux_panel_add()
389 	innolux->desc = desc;  in innolux_panel_add()
391 	innolux->supplies = devm_kcalloc(dev, desc->num_supplies,  in innolux_panel_add()
392 					 sizeof(*innolux->supplies),  in innolux_panel_add()
394 	if (!innolux->supplies)  in innolux_panel_add()
395 		return -ENOMEM;  in innolux_panel_add()
397 	for (i = 0; i < desc->num_supplies; i++)  in innolux_panel_add()
398 		innolux->supplies[i].supply = desc->supply_names[i];  in innolux_panel_add()
400 	err = devm_regulator_bulk_get(dev, desc->num_supplies,  in innolux_panel_add()
401 				      innolux->supplies);  in innolux_panel_add()
405 	innolux->enable_gpio = devm_gpiod_get_optional(dev, "enable",  in innolux_panel_add()
407 	if (IS_ERR(innolux->enable_gpio)) {  in innolux_panel_add()
408 		err = PTR_ERR(innolux->enable_gpio);  in innolux_panel_add()
410 		innolux->enable_gpio = NULL;  in innolux_panel_add()
413 	drm_panel_init(&innolux->base, dev, &innolux_panel_funcs,  in innolux_panel_add()
416 	err = drm_panel_of_backlight(&innolux->base);  in innolux_panel_add()
420 	drm_panel_add(&innolux->base);  in innolux_panel_add()
423 	innolux->link = dsi;  in innolux_panel_add()
430 	drm_panel_remove(&innolux->base);  in innolux_panel_del()
439 	desc = of_device_get_match_data(&dsi->dev);  in innolux_panel_probe()
440 	dsi->mode_flags = desc->flags;  in innolux_panel_probe()
441 	dsi->format = desc->format;  in innolux_panel_probe()
442 	dsi->lanes = desc->lanes;  in innolux_panel_probe()
466 		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);  in innolux_panel_remove()
473 		.name = "panel-innolux-p079zca",
481 MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>");
482 MODULE_AUTHOR("Lin Huang <hl@rock-chips.com>");