bridge/adv7511/adv7533.c

27 static void adv7511_dsi_config_timing_gen(struct adv7511 *adv)
29 	struct mipi_dsi_device *dsi = adv->dsi;
30 	struct drm_display_mode *mode = &adv->curr_mode;
42 	regmap_write(adv->regmap_cec, 0x16,
46 	regmap_write(adv->regmap_cec, 0x28, mode->htotal >> 4);
47 	regmap_write(adv->regmap_cec, 0x29, (mode->htotal << 4) & 0xff);
48 	regmap_write(adv->regmap_cec, 0x2a, hsw >> 4);
49 	regmap_write(adv->regmap_cec, 0x2b, (hsw << 4) & 0xff);
50 	regmap_write(adv->regmap_cec, 0x2c, hfp >> 4);
51 	regmap_write(adv->regmap_cec, 0x2d, (hfp << 4) & 0xff);
52 	regmap_write(adv->regmap_cec, 0x2e, hbp >> 4);
53 	regmap_write(adv->regmap_cec, 0x2f, (hbp << 4) & 0xff);
56 	regmap_write(adv->regmap_cec, 0x30, mode->vtotal >> 4);
57 	regmap_write(adv->regmap_cec, 0x31, (mode->vtotal << 4) & 0xff);
58 	regmap_write(adv->regmap_cec, 0x32, vsw >> 4);
59 	regmap_write(adv->regmap_cec, 0x33, (vsw << 4) & 0xff);
60 	regmap_write(adv->regmap_cec, 0x34, vfp >> 4);
61 	regmap_write(adv->regmap_cec, 0x35, (vfp << 4) & 0xff);
62 	regmap_write(adv->regmap_cec, 0x36, vbp >> 4);
63 	regmap_write(adv->regmap_cec, 0x37, (vbp << 4) & 0xff);
66 void adv7533_dsi_power_on(struct adv7511 *adv)
68 	struct mipi_dsi_device *dsi = adv->dsi;
70 	if (adv->use_timing_gen)
71 		adv7511_dsi_config_timing_gen(adv);
74 	regmap_write(adv->regmap_cec, 0x1c, dsi->lanes << 4);
76 	if (adv->use_timing_gen) {
78 		regmap_write(adv->regmap_cec, 0x27, 0xcb);
79 		regmap_write(adv->regmap_cec, 0x27, 0x8b);
80 		regmap_write(adv->regmap_cec, 0x27, 0xcb);
83 		regmap_write(adv->regmap_cec, 0x27, 0x0b);
87 	regmap_write(adv->regmap_cec, 0x03, 0x89);
89 	regmap_write(adv->regmap_cec, 0x55, 0x00);
91 	regmap_register_patch(adv->regmap_cec, adv7533_cec_fixed_registers,
95 void adv7533_dsi_power_off(struct adv7511 *adv)
98 	regmap_write(adv->regmap_cec, 0x03, 0x0b);
100 	regmap_write(adv->regmap_cec, 0x27, 0x0b);
103 enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv,
106 	struct mipi_dsi_device *dsi = adv->dsi;
110 	if (mode->clock > adv->info->max_mode_clock_khz)
114 	if (mode->clock * bpp > adv->info->max_lane_freq_khz * adv->num_dsi_lanes)
120 int adv7533_patch_registers(struct adv7511 *adv)
122 	return regmap_register_patch(adv->regmap,
127 int adv7533_patch_cec_registers(struct adv7511 *adv)
129 	return regmap_register_patch(adv->regmap_cec,
134 int adv7533_attach_dsi(struct adv7511 *adv)
136 	struct device *dev = &adv->i2c_main->dev;
145 	host = of_find_mipi_dsi_host_by_node(adv->host_node);
155 	adv->dsi = dsi;
157 	dsi->lanes = adv->num_dsi_lanes;
169 int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv)
178 	adv->num_dsi_lanes = num_lanes;
180 	adv->host_node = of_graph_get_remote_node(np, 0, 0);
181 	if (!adv->host_node)
184 	of_node_put(adv->host_node);
186 	adv->use_timing_gen = !of_property_read_bool(np,
190 	adv->rgb = true;
191 	adv->embedded_sync = false;