1 // SPDX-License-Identifier: GPL-2.0
63 	gpiod_set_value(pinfo->enable_gpio, 0);  in disable_gpios()
64 	gpiod_set_value(pinfo->pp33_gpio, 0);  in disable_gpios()
65 	gpiod_set_value(pinfo->pp18_gpio, 0);  in disable_gpios()
74 	for (i = 0; i < pinfo->desc->on_cmds_num; i++) {  in send_mipi_cmds()
75 		err = mipi_dsi_dcs_write_buffer(pinfo->link, &cmds[i],  in send_mipi_cmds()
90 	if (!pinfo->enabled)  in boe_panel_disable()
93 	err = mipi_dsi_dcs_set_display_off(pinfo->link);  in boe_panel_disable()
95 		dev_err(panel->dev, "failed to set display off: %d\n", err);  in boe_panel_disable()
99 	pinfo->enabled = false;  in boe_panel_disable()
109 	if (!pinfo->prepared)  in boe_panel_unprepare()
112 	err = mipi_dsi_dcs_set_display_off(pinfo->link);  in boe_panel_unprepare()
114 		dev_err(panel->dev, "failed to set display off: %d\n", err);  in boe_panel_unprepare()
116 	err = mipi_dsi_dcs_enter_sleep_mode(pinfo->link);  in boe_panel_unprepare()
118 		dev_err(panel->dev, "failed to enter sleep mode: %d\n", err);  in boe_panel_unprepare()
120 	/* sleep_mode_delay: 1ms - 2ms */  in boe_panel_unprepare()
125 	pinfo->prepared = false;  in boe_panel_unprepare()
135 	if (pinfo->prepared)  in boe_panel_prepare()
138 	gpiod_set_value(pinfo->pp18_gpio, 1);  in boe_panel_prepare()
139 	/* T1: 5ms - 6ms */  in boe_panel_prepare()
141 	gpiod_set_value(pinfo->pp33_gpio, 1);  in boe_panel_prepare()
144 	/* T2: 14ms - 15ms */  in boe_panel_prepare()
146 	gpiod_set_value(pinfo->enable_gpio, 1);  in boe_panel_prepare()
148 	/* T3: 1ms - 2ms */  in boe_panel_prepare()
150 	gpiod_set_value(pinfo->enable_gpio, 0);  in boe_panel_prepare()
152 	/* T4: 1ms - 2ms */  in boe_panel_prepare()
154 	gpiod_set_value(pinfo->enable_gpio, 1);  in boe_panel_prepare()
156 	/* T5: 5ms - 6ms */  in boe_panel_prepare()
160 	err = send_mipi_cmds(panel, pinfo->desc->on_cmds);  in boe_panel_prepare()
162 		dev_err(panel->dev, "failed to send DCS Init Code: %d\n", err);  in boe_panel_prepare()
166 	err = mipi_dsi_dcs_exit_sleep_mode(pinfo->link);  in boe_panel_prepare()
168 		dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);  in boe_panel_prepare()
172 	/* T6: 120ms - 121ms */  in boe_panel_prepare()
175 	err = mipi_dsi_dcs_set_display_on(pinfo->link);  in boe_panel_prepare()
177 		dev_err(panel->dev, "failed to set display on: %d\n", err);  in boe_panel_prepare()
181 	/* T7: 20ms - 21ms */  in boe_panel_prepare()
184 	pinfo->prepared = true;  in boe_panel_prepare()
198 	if (pinfo->enabled)  in boe_panel_enable()
203 	ret = mipi_dsi_dcs_set_display_on(pinfo->link);  in boe_panel_enable()
205 		dev_err(panel->dev, "failed to set display on: %d\n", ret);  in boe_panel_enable()
209 	pinfo->enabled = true;  in boe_panel_enable()
218 	const struct drm_display_mode *m = pinfo->desc->display_mode;  in boe_panel_get_modes()
221 	mode = drm_mode_duplicate(connector->dev, m);  in boe_panel_get_modes()
223 		dev_err(pinfo->base.dev, "failed to add mode %ux%u@%u\n",  in boe_panel_get_modes()
224 			m->hdisplay, m->vdisplay, drm_mode_vrefresh(m));  in boe_panel_get_modes()
225 		return -ENOMEM;  in boe_panel_get_modes()
232 	connector->display_info.width_mm = pinfo->desc->width_mm;  in boe_panel_get_modes()
233 	connector->display_info.height_mm = pinfo->desc->height_mm;  in boe_panel_get_modes()
234 	connector->display_info.bpc = pinfo->desc->bpc;  in boe_panel_get_modes()
254 	.vsync_start = 1920 + 10,
255 	.vsync_end = 1920 + 10 + 14,
256 	.vtotal = 1920 + 10 + 14 + 4,
259 /* 8 inch */
536 /* 10 inch */
853 	struct device *dev = &pinfo->link->dev;  in panel_add()
856 	pinfo->pp18_gpio = devm_gpiod_get(dev, "pp18", GPIOD_OUT_HIGH);  in panel_add()
857 	if (IS_ERR(pinfo->pp18_gpio)) {  in panel_add()
858 		ret = PTR_ERR(pinfo->pp18_gpio);  in panel_add()
859 		if (ret != -EPROBE_DEFER)  in panel_add()
864 	pinfo->pp33_gpio = devm_gpiod_get(dev, "pp33", GPIOD_OUT_HIGH);  in panel_add()
865 	if (IS_ERR(pinfo->pp33_gpio)) {  in panel_add()
866 		ret = PTR_ERR(pinfo->pp33_gpio);  in panel_add()
867 		if (ret != -EPROBE_DEFER)  in panel_add()
872 	pinfo->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH);  in panel_add()
873 	if (IS_ERR(pinfo->enable_gpio)) {  in panel_add()
874 		ret = PTR_ERR(pinfo->enable_gpio);  in panel_add()
875 		if (ret != -EPROBE_DEFER)  in panel_add()
880 	drm_panel_init(&pinfo->base, dev, &panel_funcs,  in panel_add()
883 	ret = drm_panel_of_backlight(&pinfo->base);  in panel_add()
887 	drm_panel_add(&pinfo->base);  in panel_add()
898 	pinfo = devm_kzalloc(&dsi->dev, sizeof(*pinfo), GFP_KERNEL);  in panel_probe()
900 		return -ENOMEM;  in panel_probe()
902 	desc = of_device_get_match_data(&dsi->dev);  in panel_probe()
903 	dsi->mode_flags = desc->mode_flags;  in panel_probe()
904 	dsi->format = desc->format;  in panel_probe()
905 	dsi->lanes = desc->lanes;  in panel_probe()
906 	pinfo->desc = desc;  in panel_probe()
908 	pinfo->link = dsi;  in panel_probe()
917 		drm_panel_remove(&pinfo->base);  in panel_probe()
927 	err = boe_panel_disable(&pinfo->base);  in panel_remove()
929 		dev_err(&dsi->dev, "failed to disable panel: %d\n", err);  in panel_remove()
931 	err = boe_panel_unprepare(&pinfo->base);  in panel_remove()
933 		dev_err(&dsi->dev, "failed to unprepare panel: %d\n", err);  in panel_remove()
937 		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);  in panel_remove()
939 	drm_panel_remove(&pinfo->base);  in panel_remove()
946 	boe_panel_disable(&pinfo->base);  in panel_shutdown()
947 	boe_panel_unprepare(&pinfo->base);  in panel_shutdown()
952 		.name = "panel-boe-himax8279d",