Lines Matching defs:lt9611
31 struct lt9611 {
103 static struct lt9611 *bridge_to_lt9611(struct drm_bridge *bridge)
105 return container_of(bridge, struct lt9611, bridge);
108 static struct lt9611 *connector_to_lt9611(struct drm_connector *connector)
110 return container_of(connector, struct lt9611, connector);
113 static int lt9611_mipi_input_analog(struct lt9611 *lt9611)
127 return regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg));
130 static int lt9611_mipi_input_digital(struct lt9611 *lt9611,
145 return regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg));
148 static void lt9611_mipi_video_setup(struct lt9611 *lt9611,
167 regmap_write(lt9611->regmap, 0x830d, (u8)(v_total / 256));
168 regmap_write(lt9611->regmap, 0x830e, (u8)(v_total % 256));
170 regmap_write(lt9611->regmap, 0x830f, (u8)(vactive / 256));
171 regmap_write(lt9611->regmap, 0x8310, (u8)(vactive % 256));
173 regmap_write(lt9611->regmap, 0x8311, (u8)(h_total / 256));
174 regmap_write(lt9611->regmap, 0x8312, (u8)(h_total % 256));
176 regmap_write(lt9611->regmap, 0x8313, (u8)(hactive / 256));
177 regmap_write(lt9611->regmap, 0x8314, (u8)(hactive % 256));
179 regmap_write(lt9611->regmap, 0x8315, (u8)(vsync_len % 256));
180 regmap_write(lt9611->regmap, 0x8316, (u8)(hsync_len % 256));
182 regmap_write(lt9611->regmap, 0x8317, (u8)(vfront_porch % 256));
184 regmap_write(lt9611->regmap, 0x8318, (u8)(vsync_porch % 256));
186 regmap_write(lt9611->regmap, 0x8319, (u8)(hfront_porch % 256));
188 regmap_write(lt9611->regmap, 0x831a, (u8)(hsync_porch / 256) |
190 regmap_write(lt9611->regmap, 0x831b, (u8)(hsync_porch % 256));
193 static void lt9611_pcr_setup(struct lt9611 *lt9611, const struct drm_display_mode *mode, unsigned int postdiv)
231 regmap_write(lt9611->regmap, 0x831d, pol);
234 regmap_multi_reg_write(lt9611->regmap, reg_cfg2, ARRAY_SIZE(reg_cfg2));
236 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg));
238 regmap_write(lt9611->regmap, 0x8326, pcr_m);
241 regmap_write(lt9611->regmap, 0x8011, 0x5a);
242 regmap_write(lt9611->regmap, 0x8011, 0xfa);
245 static int lt9611_pll_setup(struct lt9611 *lt9611, const struct drm_display_mode *mode, unsigned int *postdiv)
262 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg));
265 regmap_write(lt9611->regmap, 0x812d, 0x88);
268 regmap_write(lt9611->regmap, 0x812d, 0x99);
271 regmap_write(lt9611->regmap, 0x812d, 0xaa);
281 regmap_write(lt9611->regmap, 0x82e3, pclk >> 17); /* pclk[19:16] */
282 regmap_write(lt9611->regmap, 0x82e4, pclk >> 9); /* pclk[15:8] */
283 regmap_write(lt9611->regmap, 0x82e5, pclk >> 1); /* pclk[7:0] */
285 regmap_write(lt9611->regmap, 0x82de, 0x20);
286 regmap_write(lt9611->regmap, 0x82de, 0xe0);
288 regmap_write(lt9611->regmap, 0x8016, 0xf1);
289 regmap_write(lt9611->regmap, 0x8016, 0xf3);
294 static int lt9611_read_video_check(struct lt9611 *lt9611, unsigned int reg)
299 ret = regmap_read(lt9611->regmap, reg, &temp);
303 ret = regmap_read(lt9611->regmap, reg + 1, &temp2);
310 static int lt9611_video_check(struct lt9611 *lt9611)
318 temp = lt9611_read_video_check(lt9611, 0x8282);
324 temp = lt9611_read_video_check(lt9611, 0x826c);
330 temp = lt9611_read_video_check(lt9611, 0x8286);
336 temp = lt9611_read_video_check(lt9611, 0x8382);
342 temp = lt9611_read_video_check(lt9611, 0x8386);
347 dev_info(lt9611->dev,
354 dev_err(lt9611->dev, "read video check error\n");
358 static void lt9611_hdmi_tx_digital(struct lt9611 *lt9611)
360 regmap_write(lt9611->regmap, 0x8443, 0x46 - lt9611->vic);
361 regmap_write(lt9611->regmap, 0x8447, lt9611->vic);
362 regmap_write(lt9611->regmap, 0x843d, 0x0a); /* UD1 infoframe */
364 regmap_write(lt9611->regmap, 0x82d6, 0x8c);
365 regmap_write(lt9611->regmap, 0x82d7, 0x04);
368 static void lt9611_hdmi_tx_phy(struct lt9611 *lt9611)
388 if (lt9611->ac_mode)
391 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg));
396 struct lt9611 *lt9611 = dev_id;
400 regmap_read(lt9611->regmap, 0x820f, &irq_flag3);
401 regmap_read(lt9611->regmap, 0x820c, &irq_flag0);
405 dev_info(lt9611->dev, "hdmi cable disconnected\n");
407 regmap_write(lt9611->regmap, 0x8207, 0xbf);
408 regmap_write(lt9611->regmap, 0x8207, 0x3f);
413 dev_info(lt9611->dev, "hdmi cable connected\n");
415 regmap_write(lt9611->regmap, 0x8207, 0x7f);
416 regmap_write(lt9611->regmap, 0x8207, 0x3f);
419 if (irq_flag3 & 0xc0 && lt9611->bridge.dev)
420 drm_kms_helper_hotplug_event(lt9611->bridge.dev);
424 dev_info(lt9611->dev, "video input changed\n");
425 regmap_write(lt9611->regmap, 0x829e, 0xff);
426 regmap_write(lt9611->regmap, 0x829e, 0xf7);
427 regmap_write(lt9611->regmap, 0x8204, 0xff);
428 regmap_write(lt9611->regmap, 0x8204, 0xfe);
434 static void lt9611_enable_hpd_interrupts(struct lt9611 *lt9611)
438 regmap_read(lt9611->regmap, 0x8203, &val);
441 regmap_write(lt9611->regmap, 0x8203, val);
442 regmap_write(lt9611->regmap, 0x8207, 0xff); /* clear */
443 regmap_write(lt9611->regmap, 0x8207, 0x3f);
446 static void lt9611_sleep_setup(struct lt9611 *lt9611)
460 regmap_multi_reg_write(lt9611->regmap,
462 lt9611->sleep = true;
465 static int lt9611_power_on(struct lt9611 *lt9611)
493 if (lt9611->power_on)
496 ret = regmap_multi_reg_write(lt9611->regmap, seq, ARRAY_SIZE(seq));
498 lt9611->power_on = true;
503 static int lt9611_power_off(struct lt9611 *lt9611)
507 ret = regmap_write(lt9611->regmap, 0x8130, 0x6a);
509 lt9611->power_on = false;
514 static void lt9611_reset(struct lt9611 *lt9611)
516 gpiod_set_value_cansleep(lt9611->reset_gpio, 1);
519 gpiod_set_value_cansleep(lt9611->reset_gpio, 0);
522 gpiod_set_value_cansleep(lt9611->reset_gpio, 1);
526 static void lt9611_assert_5v(struct lt9611 *lt9611)
528 if (!lt9611->enable_gpio)
531 gpiod_set_value_cansleep(lt9611->enable_gpio, 1);
535 static int lt9611_regulator_init(struct lt9611 *lt9611)
539 lt9611->supplies[0].supply = "vdd";
540 lt9611->supplies[1].supply = "vcc";
542 ret = devm_regulator_bulk_get(lt9611->dev, 2, lt9611->supplies);
546 return regulator_set_load(lt9611->supplies[0].consumer, 300000);
549 static int lt9611_regulator_enable(struct lt9611 *lt9611)
553 ret = regulator_enable(lt9611->supplies[0].consumer);
559 ret = regulator_enable(lt9611->supplies[1].consumer);
561 regulator_disable(lt9611->supplies[0].consumer);
587 struct lt9611 *lt9611 = connector_to_lt9611(connector);
591 regmap_read(lt9611->regmap, 0x825e, ®_val);
594 lt9611->status = connected ? connector_status_connected :
597 return lt9611->status;
600 static int lt9611_read_edid(struct lt9611 *lt9611)
607 memset(lt9611->edid_buf, 0, sizeof(lt9611->edid_buf));
609 regmap_write(lt9611->regmap, 0x8503, 0xc9);
612 regmap_write(lt9611->regmap, 0x8504, 0xa0);
614 regmap_write(lt9611->regmap, 0x8505, 0x00);
617 regmap_write(lt9611->regmap, 0x8506, EDID_LEN);
618 regmap_write(lt9611->regmap, 0x8514, 0x7f);
622 regmap_write(lt9611->regmap, 0x8505, i * EDID_LEN);
623 regmap_write(lt9611->regmap, 0x8507, 0x36);
624 regmap_write(lt9611->regmap, 0x8507, 0x31);
625 regmap_write(lt9611->regmap, 0x8507, 0x37);
628 regmap_read(lt9611->regmap, 0x8540, &temp);
632 regmap_read(lt9611->regmap, 0x8583, &temp);
633 lt9611->edid_buf[i * EDID_LEN + j] = temp;
637 dev_err(lt9611->dev, "read edid failed: no ack\n");
642 dev_err(lt9611->dev, "read edid failed: access not done\n");
649 regmap_write(lt9611->regmap, 0x8507, 0x1f);
656 struct lt9611 *lt9611 = data;
668 ret = lt9611_read_edid(lt9611);
670 dev_err(lt9611->dev, "edid read failed\n");
676 memcpy(buf, lt9611->edid_buf + (block * 128), len);
683 struct lt9611 *lt9611 = connector_to_lt9611(connector);
687 lt9611_power_on(lt9611);
688 edid = drm_do_get_edid(connector, lt9611_get_edid_block, lt9611);
708 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
710 if (lt9611_power_on(lt9611)) {
711 dev_err(lt9611->dev, "power on failed\n");
715 lt9611_mipi_input_analog(lt9611);
716 lt9611_hdmi_tx_digital(lt9611);
717 lt9611_hdmi_tx_phy(lt9611);
721 lt9611_video_check(lt9611);
724 regmap_write(lt9611->regmap, 0x8130, 0xea);
729 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
733 ret = regmap_write(lt9611->regmap, 0x8130, 0x6a);
735 dev_err(lt9611->dev, "video on failed\n");
739 if (lt9611_power_off(lt9611)) {
740 dev_err(lt9611->dev, "power on failed\n");
760 static struct mipi_dsi_device *lt9611_attach_dsi(struct lt9611 *lt9611,
763 const struct mipi_dsi_device_info info = { "lt9611", 0, lt9611->dev->of_node};
770 dev_err(lt9611->dev, "failed to find dsi host\n");
776 dev_err(lt9611->dev, "failed to create dsi device\n");
787 dev_err(lt9611->dev, "failed to attach dsi to host\n");
797 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
799 if (lt9611->dsi1) {
800 mipi_dsi_detach(lt9611->dsi1);
801 mipi_dsi_device_unregister(lt9611->dsi1);
804 mipi_dsi_detach(lt9611->dsi0);
805 mipi_dsi_device_unregister(lt9611->dsi0);
808 static int lt9611_connector_init(struct drm_bridge *bridge, struct lt9611 *lt9611)
812 ret = drm_connector_init(bridge->dev, <9611->connector,
820 drm_connector_helper_add(<9611->connector,
828 drm_connector_attach_encoder(<9611->connector, bridge->encoder);
836 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
840 ret = lt9611_connector_init(bridge, lt9611);
846 lt9611->dsi0 = lt9611_attach_dsi(lt9611, lt9611->dsi0_node);
847 if (IS_ERR(lt9611->dsi0))
848 return PTR_ERR(lt9611->dsi0);
851 if (lt9611->dsi1_node) {
852 lt9611->dsi1 = lt9611_attach_dsi(lt9611, lt9611->dsi1_node);
853 if (IS_ERR(lt9611->dsi1)) {
854 ret = PTR_ERR(lt9611->dsi1);
863 drm_connector_cleanup(<9611->connector);
864 mipi_dsi_device_unregister(lt9611->dsi0);
874 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
878 else if (lt9611_mode->intfs > 1 && !lt9611->dsi1)
886 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
894 if (!lt9611->sleep)
897 regmap_multi_reg_write(lt9611->regmap,
900 lt9611->sleep = false;
905 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
907 lt9611_sleep_setup(lt9611);
914 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
921 lt9611_mipi_input_digital(lt9611, mode);
922 lt9611_pll_setup(lt9611, mode, &postdiv);
923 lt9611_mipi_video_setup(lt9611, mode);
924 lt9611_pcr_setup(lt9611, mode, postdiv);
927 <9611->connector,
930 lt9611->vic = avi_frame.video_code;
935 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
939 regmap_read(lt9611->regmap, 0x825e, ®_val);
942 lt9611->status = connected ? connector_status_connected :
945 return lt9611->status;
951 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
953 lt9611_power_on(lt9611);
954 return drm_do_get_edid(connector, lt9611_get_edid_block, lt9611);
959 struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
961 lt9611_enable_hpd_interrupts(lt9611);
978 struct lt9611 *lt9611)
980 lt9611->dsi0_node = of_graph_get_remote_node(dev->of_node, 0, -1);
981 if (!lt9611->dsi0_node) {
982 dev_err(lt9611->dev, "failed to get remote node for primary dsi\n");
986 lt9611->dsi1_node = of_graph_get_remote_node(dev->of_node, 1, -1);
988 lt9611->ac_mode = of_property_read_bool(dev->of_node, "lt,ac-mode");
993 static int lt9611_gpio_init(struct lt9611 *lt9611)
995 struct device *dev = lt9611->dev;
997 lt9611->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
998 if (IS_ERR(lt9611->reset_gpio)) {
1000 return PTR_ERR(lt9611->reset_gpio);
1003 lt9611->enable_gpio = devm_gpiod_get_optional(dev, "enable",
1005 if (IS_ERR(lt9611->enable_gpio)) {
1007 return PTR_ERR(lt9611->enable_gpio);
1013 static int lt9611_read_device_rev(struct lt9611 *lt9611)
1018 regmap_write(lt9611->regmap, 0x80ee, 0x01);
1019 ret = regmap_read(lt9611->regmap, 0x8002, &rev);
1021 dev_err(lt9611->dev, "failed to read revision: %d\n", ret);
1023 dev_info(lt9611->dev, "LT9611 revision: 0x%x\n", rev);
1032 struct lt9611 *lt9611 = data;
1035 regmap_write(lt9611->regmap, 0x840f, 0x2b);
1037 regmap_write(lt9611->regmap, 0x840f, 0xab);
1041 regmap_write(lt9611->regmap, 0x8435, 0x00);
1042 regmap_write(lt9611->regmap, 0x8436, 0x18);
1043 regmap_write(lt9611->regmap, 0x8437, 0x00);
1050 struct lt9611 *lt9611 = data;
1052 regmap_write(lt9611->regmap, 0x82d6, 0x8c);
1053 regmap_write(lt9611->regmap, 0x82d7, 0x04);
1055 regmap_write(lt9611->regmap, 0x8406, 0x08);
1056 regmap_write(lt9611->regmap, 0x8407, 0x10);
1058 regmap_write(lt9611->regmap, 0x8434, 0xd5);
1065 struct lt9611 *lt9611 = data;
1067 regmap_write(lt9611->regmap, 0x8406, 0x00);
1068 regmap_write(lt9611->regmap, 0x8407, 0x00);
1104 static int lt9611_audio_init(struct device *dev, struct lt9611 *lt9611)
1106 codec_data.data = lt9611;
1107 lt9611->audio_pdev =
1112 return PTR_ERR_OR_ZERO(lt9611->audio_pdev);
1115 static void lt9611_audio_exit(struct lt9611 *lt9611)
1117 if (lt9611->audio_pdev) {
1118 platform_device_unregister(lt9611->audio_pdev);
1119 lt9611->audio_pdev = NULL;
1126 struct lt9611 *lt9611;
1135 lt9611 = devm_kzalloc(dev, sizeof(*lt9611), GFP_KERNEL);
1136 if (!lt9611)
1139 lt9611->dev = &client->dev;
1140 lt9611->client = client;
1141 lt9611->sleep = false;
1143 lt9611->regmap = devm_regmap_init_i2c(client, <9611_regmap_config);
1144 if (IS_ERR(lt9611->regmap)) {
1145 dev_err(lt9611->dev, "regmap i2c init failed\n");
1146 return PTR_ERR(lt9611->regmap);
1149 ret = lt9611_parse_dt(&client->dev, lt9611);
1155 ret = lt9611_gpio_init(lt9611);
1159 ret = lt9611_regulator_init(lt9611);
1163 lt9611_assert_5v(lt9611);
1165 ret = lt9611_regulator_enable(lt9611);
1169 lt9611_reset(lt9611);
1171 ret = lt9611_read_device_rev(lt9611);
1179 IRQF_ONESHOT, "lt9611", lt9611);
1185 i2c_set_clientdata(client, lt9611);
1187 lt9611->bridge.funcs = <9611_bridge_funcs;
1188 lt9611->bridge.of_node = client->dev.of_node;
1189 lt9611->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID |
1191 lt9611->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
1193 drm_bridge_add(<9611->bridge);
1195 lt9611_enable_hpd_interrupts(lt9611);
1197 return lt9611_audio_init(dev, lt9611);
1200 regulator_bulk_disable(ARRAY_SIZE(lt9611->supplies), lt9611->supplies);
1203 of_node_put(lt9611->dsi1_node);
1204 of_node_put(lt9611->dsi0_node);
1211 struct lt9611 *lt9611 = i2c_get_clientdata(client);
1214 lt9611_audio_exit(lt9611);
1215 drm_bridge_remove(<9611->bridge);
1217 regulator_bulk_disable(ARRAY_SIZE(lt9611->supplies), lt9611->supplies);
1219 of_node_put(lt9611->dsi1_node);
1220 of_node_put(lt9611->dsi0_node);
1226 { "lontium,lt9611", 0 },
1232 { .compatible = "lontium,lt9611" },
1239 .name = "lt9611",