583 	struct khadas_ts050_panel *khadas_ts050 = to_khadas_ts050_panel(panel);  in khadas_ts050_panel_prepare()  local
587 	if (khadas_ts050->prepared)  in khadas_ts050_panel_prepare()
590 	gpiod_set_value_cansleep(khadas_ts050->enable_gpio, 0);  in khadas_ts050_panel_prepare()
592 	err = regulator_enable(khadas_ts050->supply);  in khadas_ts050_panel_prepare()
596 	gpiod_set_value_cansleep(khadas_ts050->enable_gpio, 1);  in khadas_ts050_panel_prepare()
600 	gpiod_set_value_cansleep(khadas_ts050->reset_gpio, 1);  in khadas_ts050_panel_prepare()
604 	gpiod_set_value_cansleep(khadas_ts050->reset_gpio, 0);  in khadas_ts050_panel_prepare()
607 	mipi_dsi_dcs_write(khadas_ts050->link, 0xff, (u8[]){ 0x05 }, 1);  in khadas_ts050_panel_prepare()
610 	mipi_dsi_dcs_write(khadas_ts050->link, 0xfb, (u8[]){ 0x01 }, 1);  in khadas_ts050_panel_prepare()
612 	mipi_dsi_dcs_write(khadas_ts050->link, 0xc5, (u8[]){ 0x01 }, 1);  in khadas_ts050_panel_prepare()
617 		err = mipi_dsi_dcs_write(khadas_ts050->link,  in khadas_ts050_panel_prepare()
626 	err = mipi_dsi_dcs_exit_sleep_mode(khadas_ts050->link);  in khadas_ts050_panel_prepare()
635 	mipi_dsi_dcs_write(khadas_ts050->link, 0xff, (u8[]){ 0x00 }, 1);  in khadas_ts050_panel_prepare()
637 	err = mipi_dsi_dcs_set_tear_on(khadas_ts050->link,  in khadas_ts050_panel_prepare()
644 	err = mipi_dsi_dcs_set_display_on(khadas_ts050->link);  in khadas_ts050_panel_prepare()
652 	khadas_ts050->prepared = true;  in khadas_ts050_panel_prepare()
657 	gpiod_set_value_cansleep(khadas_ts050->enable_gpio, 0);  in khadas_ts050_panel_prepare()
658 	gpiod_set_value_cansleep(khadas_ts050->reset_gpio, 1);  in khadas_ts050_panel_prepare()
660 	regulator_disable(khadas_ts050->supply);  in khadas_ts050_panel_prepare()
667 	struct khadas_ts050_panel *khadas_ts050 = to_khadas_ts050_panel(panel);  in khadas_ts050_panel_unprepare()  local
670 	if (!khadas_ts050->prepared)  in khadas_ts050_panel_unprepare()
673 	khadas_ts050->prepared = false;  in khadas_ts050_panel_unprepare()
675 	err = mipi_dsi_dcs_enter_sleep_mode(khadas_ts050->link);  in khadas_ts050_panel_unprepare()
681 	gpiod_set_value_cansleep(khadas_ts050->enable_gpio, 0);  in khadas_ts050_panel_unprepare()
682 	gpiod_set_value_cansleep(khadas_ts050->reset_gpio, 1);  in khadas_ts050_panel_unprepare()
684 	err = regulator_disable(khadas_ts050->supply);  in khadas_ts050_panel_unprepare()
693 	struct khadas_ts050_panel *khadas_ts050 = to_khadas_ts050_panel(panel);  in khadas_ts050_panel_enable()  local
695 	khadas_ts050->enabled = true;  in khadas_ts050_panel_enable()
702 	struct khadas_ts050_panel *khadas_ts050 = to_khadas_ts050_panel(panel);  in khadas_ts050_panel_disable()  local
705 	if (!khadas_ts050->enabled)  in khadas_ts050_panel_disable()
708 	err = mipi_dsi_dcs_set_display_off(khadas_ts050->link);  in khadas_ts050_panel_disable()
714 	khadas_ts050->enabled = false;  in khadas_ts050_panel_disable()
770 static int khadas_ts050_panel_add(struct khadas_ts050_panel *khadas_ts050)  in khadas_ts050_panel_add()  argument
772 	struct device *dev = &khadas_ts050->link->dev;  in khadas_ts050_panel_add()
775 	khadas_ts050->supply = devm_regulator_get(dev, "power");  in khadas_ts050_panel_add()
776 	if (IS_ERR(khadas_ts050->supply))  in khadas_ts050_panel_add()
777 		return dev_err_probe(dev, PTR_ERR(khadas_ts050->supply),  in khadas_ts050_panel_add()
780 	khadas_ts050->reset_gpio = devm_gpiod_get(dev, "reset",  in khadas_ts050_panel_add()
782 	if (IS_ERR(khadas_ts050->reset_gpio))  in khadas_ts050_panel_add()
783 		return dev_err_probe(dev, PTR_ERR(khadas_ts050->reset_gpio),  in khadas_ts050_panel_add()
786 	khadas_ts050->enable_gpio = devm_gpiod_get(dev, "enable",  in khadas_ts050_panel_add()
788 	if (IS_ERR(khadas_ts050->enable_gpio))  in khadas_ts050_panel_add()
789 		return dev_err_probe(dev, PTR_ERR(khadas_ts050->enable_gpio),  in khadas_ts050_panel_add()
792 	drm_panel_init(&khadas_ts050->base, &khadas_ts050->link->dev,  in khadas_ts050_panel_add()
795 	err = drm_panel_of_backlight(&khadas_ts050->base);  in khadas_ts050_panel_add()
799 	drm_panel_add(&khadas_ts050->base);  in khadas_ts050_panel_add()
806 	struct khadas_ts050_panel *khadas_ts050;  in khadas_ts050_panel_probe()  local
814 	khadas_ts050 = devm_kzalloc(&dsi->dev, sizeof(*khadas_ts050),  in khadas_ts050_panel_probe()
816 	if (!khadas_ts050)  in khadas_ts050_panel_probe()
819 	mipi_dsi_set_drvdata(dsi, khadas_ts050);  in khadas_ts050_panel_probe()
820 	khadas_ts050->link = dsi;  in khadas_ts050_panel_probe()
822 	err = khadas_ts050_panel_add(khadas_ts050);  in khadas_ts050_panel_probe()
828 		drm_panel_remove(&khadas_ts050->base);  in khadas_ts050_panel_probe()
835 	struct khadas_ts050_panel *khadas_ts050 = mipi_dsi_get_drvdata(dsi);  in khadas_ts050_panel_remove()  local
842 	drm_panel_remove(&khadas_ts050->base);  in khadas_ts050_panel_remove()
843 	drm_panel_disable(&khadas_ts050->base);  in khadas_ts050_panel_remove()
844 	drm_panel_unprepare(&khadas_ts050->base);  in khadas_ts050_panel_remove()
849 	struct khadas_ts050_panel *khadas_ts050 = mipi_dsi_get_drvdata(dsi);  in khadas_ts050_panel_shutdown()  local
851 	drm_panel_disable(&khadas_ts050->base);  in khadas_ts050_panel_shutdown()
852 	drm_panel_unprepare(&khadas_ts050->base);  in khadas_ts050_panel_shutdown()