1 // SPDX-License-Identifier: GPL-2.0-only
3  * BOE BF060Y8M-AJ0 5.99" MIPI-DSI OLED Panel on SW43404 DriverIC
15 #include <video/mipi_display.h>
48 	gpiod_set_value_cansleep(boe->reset_gpio, 0);  in boe_bf060y8m_aj0_reset()
50 	gpiod_set_value_cansleep(boe->reset_gpio, 1);  in boe_bf060y8m_aj0_reset()
52 	gpiod_set_value_cansleep(boe->reset_gpio, 0);  in boe_bf060y8m_aj0_reset()
58 	struct mipi_dsi_device *dsi = boe->dsi;  in boe_bf060y8m_aj0_on()
59 	struct device *dev = &dsi->dev;  in boe_bf060y8m_aj0_on()
102 	struct mipi_dsi_device *dsi = boe->dsi;  in boe_bf060y8m_aj0_off()
103 	struct device *dev = &dsi->dev;  in boe_bf060y8m_aj0_off()
107 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;  in boe_bf060y8m_aj0_off()
121 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;  in boe_bf060y8m_aj0_off()
129 	struct device *dev = &boe->dsi->dev;  in boe_bf060y8m_aj0_prepare()
132 	if (boe->prepared)  in boe_bf060y8m_aj0_prepare()
136 	 * Enable EL Driving Voltage first - doing that at the beginning  in boe_bf060y8m_aj0_prepare()
140 	ret = regulator_enable(boe->vregs[BF060Y8M_VREG_EL_VDD].consumer);  in boe_bf060y8m_aj0_prepare()
143 	ret = regulator_enable(boe->vregs[BF060Y8M_VREG_EL_VSS].consumer);  in boe_bf060y8m_aj0_prepare()
147 	ret = regulator_enable(boe->vregs[BF060Y8M_VREG_VCC].consumer);  in boe_bf060y8m_aj0_prepare()
151 	ret = regulator_enable(boe->vregs[BF060Y8M_VREG_VDDIO].consumer);  in boe_bf060y8m_aj0_prepare()
155 	ret = regulator_enable(boe->vregs[BF060Y8M_VREG_VCI].consumer);  in boe_bf060y8m_aj0_prepare()
165 		gpiod_set_value_cansleep(boe->reset_gpio, 1);  in boe_bf060y8m_aj0_prepare()
169 	boe->prepared = true;  in boe_bf060y8m_aj0_prepare()
173 	regulator_disable(boe->vregs[BF060Y8M_VREG_VDDIO].consumer);  in boe_bf060y8m_aj0_prepare()
175 	regulator_disable(boe->vregs[BF060Y8M_VREG_VCC].consumer);  in boe_bf060y8m_aj0_prepare()
177 	regulator_disable(boe->vregs[BF060Y8M_VREG_EL_VSS].consumer);  in boe_bf060y8m_aj0_prepare()
179 	regulator_disable(boe->vregs[BF060Y8M_VREG_EL_VDD].consumer);  in boe_bf060y8m_aj0_prepare()
186 	struct device *dev = &boe->dsi->dev;  in boe_bf060y8m_aj0_unprepare()
189 	if (!boe->prepared)  in boe_bf060y8m_aj0_unprepare()
194 		dev_err(dev, "Failed to un-initialize panel: %d\n", ret);  in boe_bf060y8m_aj0_unprepare()
196 	gpiod_set_value_cansleep(boe->reset_gpio, 1);  in boe_bf060y8m_aj0_unprepare()
197 	ret = regulator_bulk_disable(ARRAY_SIZE(boe->vregs), boe->vregs);  in boe_bf060y8m_aj0_unprepare()
199 	boe->prepared = false;  in boe_bf060y8m_aj0_unprepare()
222 	mode = drm_mode_duplicate(connector->dev, &boe_bf060y8m_aj0_mode);  in boe_bf060y8m_aj0_get_modes()
224 		return -ENOMEM;  in boe_bf060y8m_aj0_get_modes()
228 	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;  in boe_bf060y8m_aj0_get_modes()
229 	connector->display_info.width_mm = mode->width_mm;  in boe_bf060y8m_aj0_get_modes()
230 	connector->display_info.height_mm = mode->height_mm;  in boe_bf060y8m_aj0_get_modes()
276 	struct device *dev = &dsi->dev;  in boe_bf060y8m_aj0_create_backlight()
294 	boe->vregs[BF060Y8M_VREG_VCC].supply = "vcc";  in boe_bf060y8m_aj0_init_vregs()
295 	boe->vregs[BF060Y8M_VREG_VDDIO].supply = "vddio";  in boe_bf060y8m_aj0_init_vregs()
296 	boe->vregs[BF060Y8M_VREG_VCI].supply = "vci";  in boe_bf060y8m_aj0_init_vregs()
297 	boe->vregs[BF060Y8M_VREG_EL_VDD].supply = "elvdd";  in boe_bf060y8m_aj0_init_vregs()
298 	boe->vregs[BF060Y8M_VREG_EL_VSS].supply = "elvss";  in boe_bf060y8m_aj0_init_vregs()
299 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(boe->vregs),  in boe_bf060y8m_aj0_init_vregs()
300 				      boe->vregs);  in boe_bf060y8m_aj0_init_vregs()
306 	vreg = boe->vregs[BF060Y8M_VREG_VCC].consumer;  in boe_bf060y8m_aj0_init_vregs()
311 	vreg = boe->vregs[BF060Y8M_VREG_VDDIO].consumer;  in boe_bf060y8m_aj0_init_vregs()
316 	vreg = boe->vregs[BF060Y8M_VREG_VCI].consumer;  in boe_bf060y8m_aj0_init_vregs()
321 	vreg = boe->vregs[BF060Y8M_VREG_EL_VDD].consumer;  in boe_bf060y8m_aj0_init_vregs()
326 	/* ELVSS is negative: -5.00V to -1.40V */  in boe_bf060y8m_aj0_init_vregs()
327 	vreg = boe->vregs[BF060Y8M_VREG_EL_VSS].consumer;  in boe_bf060y8m_aj0_init_vregs()
338 	 * be fixed-regulator which, at the time of writing, does not  in boe_bf060y8m_aj0_init_vregs()
341 	vreg = boe->vregs[BF060Y8M_VREG_VDDIO].consumer;  in boe_bf060y8m_aj0_init_vregs()
345 			boe->vregs[1].supply, ret);  in boe_bf060y8m_aj0_init_vregs()
347 	vreg = boe->vregs[BF060Y8M_VREG_VCI].consumer;  in boe_bf060y8m_aj0_init_vregs()
351 			boe->vregs[2].supply, ret);  in boe_bf060y8m_aj0_init_vregs()
358 	struct device *dev = &dsi->dev;  in boe_bf060y8m_aj0_probe()
364 		return -ENOMEM;  in boe_bf060y8m_aj0_probe()
371 	boe->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);  in boe_bf060y8m_aj0_probe()
372 	if (IS_ERR(boe->reset_gpio))  in boe_bf060y8m_aj0_probe()
373 		return dev_err_probe(dev, PTR_ERR(boe->reset_gpio),  in boe_bf060y8m_aj0_probe()
374 				     "Failed to get reset-gpios\n");  in boe_bf060y8m_aj0_probe()
376 	boe->dsi = dsi;  in boe_bf060y8m_aj0_probe()
379 	dsi->lanes = 4;  in boe_bf060y8m_aj0_probe()
380 	dsi->format = MIPI_DSI_FMT_RGB888;  in boe_bf060y8m_aj0_probe()
381 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_NO_EOT_PACKET |  in boe_bf060y8m_aj0_probe()
386 	drm_panel_init(&boe->panel, dev, &boe_bf060y8m_aj0_panel_funcs,  in boe_bf060y8m_aj0_probe()
389 	boe->panel.backlight = boe_bf060y8m_aj0_create_backlight(dsi);  in boe_bf060y8m_aj0_probe()
390 	if (IS_ERR(boe->panel.backlight))  in boe_bf060y8m_aj0_probe()
391 		return dev_err_probe(dev, PTR_ERR(boe->panel.backlight),  in boe_bf060y8m_aj0_probe()
394 	drm_panel_add(&boe->panel);  in boe_bf060y8m_aj0_probe()
412 		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);  in boe_bf060y8m_aj0_remove()
414 	drm_panel_remove(&boe->panel);  in boe_bf060y8m_aj0_remove()
418 	{ .compatible = "boe,bf060y8m-aj0" },
427 		.name = "panel-sw43404-boe-fhd-amoled",
434 MODULE_DESCRIPTION("BOE BF060Y8M-AJ0 MIPI-DSI OLED panel");