1 // SPDX-License-Identifier: GPL-2.0-only
29 	struct mipi_dsi_device *dsi = adv->dsi;  in adv7511_dsi_config_timing_gen()  local
30 	struct drm_display_mode *mode = &adv->curr_mode;  in adv7511_dsi_config_timing_gen()
32 	static const u8 clock_div_by_lanes[] = { 6, 4, 3 };	/* 2, 3, 4 lanes */  in adv7511_dsi_config_timing_gen()
34 	hsw = mode->hsync_end - mode->hsync_start;  in adv7511_dsi_config_timing_gen()
35 	hfp = mode->hsync_start - mode->hdisplay;  in adv7511_dsi_config_timing_gen()
36 	hbp = mode->htotal - mode->hsync_end;  in adv7511_dsi_config_timing_gen()
37 	vsw = mode->vsync_end - mode->vsync_start;  in adv7511_dsi_config_timing_gen()
38 	vfp = mode->vsync_start - mode->vdisplay;  in adv7511_dsi_config_timing_gen()
39 	vbp = mode->vtotal - mode->vsync_end;  in adv7511_dsi_config_timing_gen()
42 	regmap_write(adv->regmap_cec, 0x16,  in adv7511_dsi_config_timing_gen()
43 		     clock_div_by_lanes[dsi->lanes - 2] << 3);  in adv7511_dsi_config_timing_gen()
46 	regmap_write(adv->regmap_cec, 0x28, mode->htotal >> 4);  in adv7511_dsi_config_timing_gen()
47 	regmap_write(adv->regmap_cec, 0x29, (mode->htotal << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
48 	regmap_write(adv->regmap_cec, 0x2a, hsw >> 4);  in adv7511_dsi_config_timing_gen()
49 	regmap_write(adv->regmap_cec, 0x2b, (hsw << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
50 	regmap_write(adv->regmap_cec, 0x2c, hfp >> 4);  in adv7511_dsi_config_timing_gen()
51 	regmap_write(adv->regmap_cec, 0x2d, (hfp << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
52 	regmap_write(adv->regmap_cec, 0x2e, hbp >> 4);  in adv7511_dsi_config_timing_gen()
53 	regmap_write(adv->regmap_cec, 0x2f, (hbp << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
56 	regmap_write(adv->regmap_cec, 0x30, mode->vtotal >> 4);  in adv7511_dsi_config_timing_gen()
57 	regmap_write(adv->regmap_cec, 0x31, (mode->vtotal << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
58 	regmap_write(adv->regmap_cec, 0x32, vsw >> 4);  in adv7511_dsi_config_timing_gen()
59 	regmap_write(adv->regmap_cec, 0x33, (vsw << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
60 	regmap_write(adv->regmap_cec, 0x34, vfp >> 4);  in adv7511_dsi_config_timing_gen()
61 	regmap_write(adv->regmap_cec, 0x35, (vfp << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
62 	regmap_write(adv->regmap_cec, 0x36, vbp >> 4);  in adv7511_dsi_config_timing_gen()
63 	regmap_write(adv->regmap_cec, 0x37, (vbp << 4) & 0xff);  in adv7511_dsi_config_timing_gen()
68 	struct mipi_dsi_device *dsi = adv->dsi;  in adv7533_dsi_power_on()  local
70 	if (adv->use_timing_gen)  in adv7533_dsi_power_on()
73 	/* set number of dsi lanes */  in adv7533_dsi_power_on()
74 	regmap_write(adv->regmap_cec, 0x1c, dsi->lanes << 4);  in adv7533_dsi_power_on()
76 	if (adv->use_timing_gen) {  in adv7533_dsi_power_on()
78 		regmap_write(adv->regmap_cec, 0x27, 0xcb);  in adv7533_dsi_power_on()
79 		regmap_write(adv->regmap_cec, 0x27, 0x8b);  in adv7533_dsi_power_on()
80 		regmap_write(adv->regmap_cec, 0x27, 0xcb);  in adv7533_dsi_power_on()
83 		regmap_write(adv->regmap_cec, 0x27, 0x0b);  in adv7533_dsi_power_on()
87 	regmap_write(adv->regmap_cec, 0x03, 0x89);  in adv7533_dsi_power_on()
89 	regmap_write(adv->regmap_cec, 0x55, 0x00);  in adv7533_dsi_power_on()
91 	regmap_register_patch(adv->regmap_cec, adv7533_cec_fixed_registers,  in adv7533_dsi_power_on()
98 	regmap_write(adv->regmap_cec, 0x03, 0x0b);  in adv7533_dsi_power_off()
100 	regmap_write(adv->regmap_cec, 0x27, 0x0b);  in adv7533_dsi_power_off()
106 	struct mipi_dsi_device *dsi = adv->dsi;  in adv7533_mode_valid()  local
107 	u8 bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);  in adv7533_mode_valid()
110 	if (mode->clock > adv->info->max_mode_clock_khz)  in adv7533_mode_valid()
114 	if (mode->clock * bpp > adv->info->max_lane_freq_khz * adv->num_dsi_lanes)  in adv7533_mode_valid()
122 	return regmap_register_patch(adv->regmap,  in adv7533_patch_registers()
129 	return regmap_register_patch(adv->regmap_cec,  in adv7533_patch_cec_registers()
136 	struct device *dev = &adv->i2c_main->dev;  in adv7533_attach_dsi()
138 	struct mipi_dsi_device *dsi;  in adv7533_attach_dsi()  local
145 	host = of_find_mipi_dsi_host_by_node(adv->host_node);  in adv7533_attach_dsi()
147 		return dev_err_probe(dev, -EPROBE_DEFER,  in adv7533_attach_dsi()
148 				     "failed to find dsi host\n");  in adv7533_attach_dsi()
150 	dsi = devm_mipi_dsi_device_register_full(dev, host, &info);  in adv7533_attach_dsi()
151 	if (IS_ERR(dsi))  in adv7533_attach_dsi()
152 		return dev_err_probe(dev, PTR_ERR(dsi),  in adv7533_attach_dsi()
153 				     "failed to create dsi device\n");  in adv7533_attach_dsi()
155 	adv->dsi = dsi;  in adv7533_attach_dsi()
157 	dsi->lanes = adv->num_dsi_lanes;  in adv7533_attach_dsi()
158 	dsi->format = MIPI_DSI_FMT_RGB888;  in adv7533_attach_dsi()
159 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |  in adv7533_attach_dsi()
162 	ret = devm_mipi_dsi_attach(dev, dsi);  in adv7533_attach_dsi()
164 		return dev_err_probe(dev, ret, "failed to attach dsi to host\n");  in adv7533_attach_dsi()
173 	of_property_read_u32(np, "adi,dsi-lanes", &num_lanes);  in adv7533_parse_dt()
176 		return -EINVAL;  in adv7533_parse_dt()
178 	adv->num_dsi_lanes = num_lanes;  in adv7533_parse_dt()
180 	adv->host_node = of_graph_get_remote_node(np, 0, 0);  in adv7533_parse_dt()
181 	if (!adv->host_node)  in adv7533_parse_dt()
182 		return -ENODEV;  in adv7533_parse_dt()
184 	of_node_put(adv->host_node);  in adv7533_parse_dt()
186 	adv->use_timing_gen = !of_property_read_bool(np,  in adv7533_parse_dt()
187 						"adi,disable-timing-generator");  in adv7533_parse_dt()
190 	adv->rgb = true;  in adv7533_parse_dt()
191 	adv->embedded_sync = false;  in adv7533_parse_dt()