113 struct st7701;
139 	void		(*gip_sequence)(struct st7701 *st7701);
142 struct st7701 {  struct
152 static inline struct st7701 *panel_to_st7701(struct drm_panel *panel)  in panel_to_st7701()  argument
154 	return container_of(panel, struct st7701, panel);  in panel_to_st7701()
157 static inline int st7701_dsi_write(struct st7701 *st7701, const void *seq,  in st7701_dsi_write()  argument
160 	return mipi_dsi_dcs_write_buffer(st7701->dsi, seq, len);  in st7701_dsi_write()
163 #define ST7701_DSI(st7701, seq...)				\  argument
166 		st7701_dsi_write(st7701, d, ARRAY_SIZE(d));	\
169 static u8 st7701_vgls_map(struct st7701 *st7701)  in st7701_vgls_map()  argument
171 	const struct st7701_panel_desc *desc = st7701->desc;  in st7701_vgls_map()
194 static void st7701_init_sequence(struct st7701 *st7701)  in st7701_init_sequence()  argument
196 	const struct st7701_panel_desc *desc = st7701->desc;  in st7701_init_sequence()
201 	ST7701_DSI(st7701, MIPI_DCS_SOFT_RESET, 0x00);  in st7701_init_sequence()
206 	ST7701_DSI(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00);  in st7701_init_sequence()
208 	msleep(st7701->sleep_delay);  in st7701_init_sequence()
211 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in st7701_init_sequence()
213 	mipi_dsi_dcs_write(st7701->dsi, DSI_CMD2_BK0_PVGAMCTRL,  in st7701_init_sequence()
215 	mipi_dsi_dcs_write(st7701->dsi, DSI_CMD2_BK0_NVGAMCTRL,  in st7701_init_sequence()
228 	ST7701_DSI(st7701, DSI_CMD2_BK0_LNESET,  in st7701_init_sequence()
232 	ST7701_DSI(st7701, DSI_CMD2_BK0_PORCTRL,  in st7701_init_sequence()
243 	ST7701_DSI(st7701, DSI_CMD2_BK0_INVSEL,  in st7701_init_sequence()
250 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in st7701_init_sequence()
254 	ST7701_DSI(st7701, DSI_CMD2_BK1_VRHS,  in st7701_init_sequence()
259 	ST7701_DSI(st7701, DSI_CMD2_BK1_VCOM,  in st7701_init_sequence()
264 	ST7701_DSI(st7701, DSI_CMD2_BK1_VGHSS,  in st7701_init_sequence()
271 	ST7701_DSI(st7701, DSI_CMD2_BK1_TESTCMD, DSI_CMD2_BK1_TESTCMD_VAL);  in st7701_init_sequence()
274 	ST7701_DSI(st7701, DSI_CMD2_BK1_VGLS,  in st7701_init_sequence()
276 		   FIELD_PREP(DSI_CMD2_BK1_VGLS_MASK, st7701_vgls_map(st7701)));  in st7701_init_sequence()
278 	ST7701_DSI(st7701, DSI_CMD2_BK1_PWCTLR1,  in st7701_init_sequence()
287 	ST7701_DSI(st7701, DSI_CMD2_BK1_PWCTLR2,  in st7701_init_sequence()
294 	ST7701_DSI(st7701, DSI_CMD2_BK1_SPD1,  in st7701_init_sequence()
300 	ST7701_DSI(st7701, DSI_CMD2_BK1_SPD2,  in st7701_init_sequence()
305 	ST7701_DSI(st7701, DSI_CMD2_BK1_MIPISET1,  in st7701_init_sequence()
310 static void ts8550b_gip_sequence(struct st7701 *st7701)  in ts8550b_gip_sequence()  argument
316 	ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02);  in ts8550b_gip_sequence()
317 	ST7701_DSI(st7701, 0xE1, 0x0B, 0x00, 0x0D, 0x00, 0x0C, 0x00, 0x0E,  in ts8550b_gip_sequence()
319 	ST7701_DSI(st7701, 0xE2, 0x33, 0x33, 0x44, 0x44, 0x64, 0x00, 0x66,  in ts8550b_gip_sequence()
321 	ST7701_DSI(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33);  in ts8550b_gip_sequence()
322 	ST7701_DSI(st7701, 0xE4, 0x44, 0x44);  in ts8550b_gip_sequence()
323 	ST7701_DSI(st7701, 0xE5, 0x0C, 0x78, 0x3C, 0xA0, 0x0E, 0x78, 0x3C,  in ts8550b_gip_sequence()
325 	ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33);  in ts8550b_gip_sequence()
326 	ST7701_DSI(st7701, 0xE7, 0x44, 0x44);  in ts8550b_gip_sequence()
327 	ST7701_DSI(st7701, 0xE8, 0x0D, 0x78, 0x3C, 0xA0, 0x0F, 0x78, 0x3C,  in ts8550b_gip_sequence()
329 	ST7701_DSI(st7701, 0xEB, 0x02, 0x02, 0x39, 0x39, 0xEE, 0x44, 0x00);  in ts8550b_gip_sequence()
330 	ST7701_DSI(st7701, 0xEC, 0x00, 0x00);  in ts8550b_gip_sequence()
331 	ST7701_DSI(st7701, 0xED, 0xFF, 0xF1, 0x04, 0x56, 0x72, 0x3F, 0xFF,  in ts8550b_gip_sequence()
335 static void dmt028vghmcmi_1a_gip_sequence(struct st7701 *st7701)  in dmt028vghmcmi_1a_gip_sequence()  argument
337 	ST7701_DSI(st7701, 0xEE, 0x42);  in dmt028vghmcmi_1a_gip_sequence()
338 	ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02);  in dmt028vghmcmi_1a_gip_sequence()
340 	ST7701_DSI(st7701, 0xE1,  in dmt028vghmcmi_1a_gip_sequence()
344 	ST7701_DSI(st7701, 0xE2,  in dmt028vghmcmi_1a_gip_sequence()
348 	ST7701_DSI(st7701, 0xE3,  in dmt028vghmcmi_1a_gip_sequence()
350 	ST7701_DSI(st7701, 0xE4, 0x44, 0x44);  in dmt028vghmcmi_1a_gip_sequence()
351 	ST7701_DSI(st7701, 0xE5,  in dmt028vghmcmi_1a_gip_sequence()
356 	ST7701_DSI(st7701, 0xE6,  in dmt028vghmcmi_1a_gip_sequence()
358 	ST7701_DSI(st7701, 0xE7, 0x44, 0x44);  in dmt028vghmcmi_1a_gip_sequence()
359 	ST7701_DSI(st7701, 0xE8,  in dmt028vghmcmi_1a_gip_sequence()
364 	ST7701_DSI(st7701, 0xEB,  in dmt028vghmcmi_1a_gip_sequence()
367 	ST7701_DSI(st7701, 0xED,  in dmt028vghmcmi_1a_gip_sequence()
372 	ST7701_DSI(st7701, 0xEF,  in dmt028vghmcmi_1a_gip_sequence()
376 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
379 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
381 	ST7701_DSI(st7701, 0xE6, 0x7C);  in dmt028vghmcmi_1a_gip_sequence()
382 	ST7701_DSI(st7701, 0xE8, 0x00, 0x0E);  in dmt028vghmcmi_1a_gip_sequence()
384 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
386 	ST7701_DSI(st7701, 0x11);  in dmt028vghmcmi_1a_gip_sequence()
389 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
391 	ST7701_DSI(st7701, 0xE8, 0x00, 0x0C);  in dmt028vghmcmi_1a_gip_sequence()
393 	ST7701_DSI(st7701, 0xE8, 0x00, 0x00);  in dmt028vghmcmi_1a_gip_sequence()
395 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
397 	ST7701_DSI(st7701, 0x11);  in dmt028vghmcmi_1a_gip_sequence()
399 	ST7701_DSI(st7701, 0xE8, 0x00, 0x00);  in dmt028vghmcmi_1a_gip_sequence()
401 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in dmt028vghmcmi_1a_gip_sequence()
404 	ST7701_DSI(st7701, 0x3A, 0x70);  in dmt028vghmcmi_1a_gip_sequence()
409 	struct st7701 *st7701 = panel_to_st7701(panel);  in st7701_prepare()  local
412 	gpiod_set_value(st7701->reset, 0);  in st7701_prepare()
414 	ret = regulator_bulk_enable(ARRAY_SIZE(st7701->supplies),  in st7701_prepare()
415 				    st7701->supplies);  in st7701_prepare()
420 	gpiod_set_value(st7701->reset, 1);  in st7701_prepare()
423 	st7701_init_sequence(st7701);  in st7701_prepare()
425 	if (st7701->desc->gip_sequence)  in st7701_prepare()
426 		st7701->desc->gip_sequence(st7701);  in st7701_prepare()
429 	ST7701_DSI(st7701, DSI_CMD2BKX_SEL,  in st7701_prepare()
437 	struct st7701 *st7701 = panel_to_st7701(panel);  in st7701_enable()  local
439 	ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_ON, 0x00);  in st7701_enable()
446 	struct st7701 *st7701 = panel_to_st7701(panel);  in st7701_disable()  local
448 	ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_OFF, 0x00);  in st7701_disable()
455 	struct st7701 *st7701 = panel_to_st7701(panel);  in st7701_unprepare()  local
457 	ST7701_DSI(st7701, MIPI_DCS_ENTER_SLEEP_MODE, 0x00);  in st7701_unprepare()
459 	msleep(st7701->sleep_delay);  in st7701_unprepare()
461 	gpiod_set_value(st7701->reset, 0);  in st7701_unprepare()
472 	msleep(st7701->sleep_delay);  in st7701_unprepare()
474 	regulator_bulk_disable(ARRAY_SIZE(st7701->supplies), st7701->supplies);  in st7701_unprepare()
482 	struct st7701 *st7701 = panel_to_st7701(panel);  in st7701_get_modes()  local
483 	const struct drm_display_mode *desc_mode = st7701->desc->mode;  in st7701_get_modes()
488 		dev_err(&st7701->dsi->dev, "failed to add mode %ux%u@%u\n",  in st7701_get_modes()
714 	struct st7701 *st7701;  in st7701_dsi_probe()  local
717 	st7701 = devm_kzalloc(&dsi->dev, sizeof(*st7701), GFP_KERNEL);  in st7701_dsi_probe()
718 	if (!st7701)  in st7701_dsi_probe()
727 	st7701->supplies[0].supply = "VCC";  in st7701_dsi_probe()
728 	st7701->supplies[1].supply = "IOVCC";  in st7701_dsi_probe()
730 	ret = devm_regulator_bulk_get(&dsi->dev, ARRAY_SIZE(st7701->supplies),  in st7701_dsi_probe()
731 				      st7701->supplies);  in st7701_dsi_probe()
735 	st7701->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);  in st7701_dsi_probe()
736 	if (IS_ERR(st7701->reset)) {  in st7701_dsi_probe()
738 		return PTR_ERR(st7701->reset);  in st7701_dsi_probe()
741 	drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs,  in st7701_dsi_probe()
745 	 * Once sleep out has been issued, ST7701 IC required to wait 120ms  in st7701_dsi_probe()
753 	st7701->sleep_delay = 120 + desc->panel_sleep_delay;  in st7701_dsi_probe()
755 	ret = drm_panel_of_backlight(&st7701->panel);  in st7701_dsi_probe()
759 	drm_panel_add(&st7701->panel);  in st7701_dsi_probe()
761 	mipi_dsi_set_drvdata(dsi, st7701);  in st7701_dsi_probe()
762 	st7701->dsi = dsi;  in st7701_dsi_probe()
763 	st7701->desc = desc;  in st7701_dsi_probe()
770 	struct st7701 *st7701 = mipi_dsi_get_drvdata(dsi);  in st7701_dsi_remove()  local
773 	drm_panel_remove(&st7701->panel);  in st7701_dsi_remove()
787 		.name		= "st7701",
794 MODULE_DESCRIPTION("Sitronix ST7701 LCD Panel Driver");