Lines Matching +full:dsi +full:- +full:rx
1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2019-2020. Linaro Limited.
15 #include <sound/hdmi-codec.h>
116 { 0x8106, 0x40 }, /* port A rx current */ in lt9611_mipi_input_analog()
119 { 0x8111, 0x40 }, /* port B rx current */ in lt9611_mipi_input_analog()
123 { 0x811c, 0x03 }, /* PortA clk lane no-LP mode */ in lt9611_mipi_input_analog()
124 { 0x8120, 0x03 }, /* PortB clk lane with-LP mode */ in lt9611_mipi_input_analog()
127 return regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_mipi_input_analog()
142 if (mode->hdisplay == 3840) in lt9611_mipi_input_digital()
145 return regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_mipi_input_digital()
154 h_total = mode->htotal; in lt9611_mipi_video_setup()
155 v_total = mode->vtotal; in lt9611_mipi_video_setup()
157 hactive = mode->hdisplay; in lt9611_mipi_video_setup()
158 hsync_len = mode->hsync_end - mode->hsync_start; in lt9611_mipi_video_setup()
159 hfront_porch = mode->hsync_start - mode->hdisplay; in lt9611_mipi_video_setup()
160 hsync_porch = hsync_len + mode->htotal - mode->hsync_end; in lt9611_mipi_video_setup()
162 vactive = mode->vdisplay; in lt9611_mipi_video_setup()
163 vsync_len = mode->vsync_end - mode->vsync_start; in lt9611_mipi_video_setup()
164 vfront_porch = mode->vsync_start - mode->vdisplay; in lt9611_mipi_video_setup()
165 vsync_porch = vsync_len + mode->vtotal - mode->vsync_end; in lt9611_mipi_video_setup()
167 regmap_write(lt9611->regmap, 0x830d, (u8)(v_total / 256)); in lt9611_mipi_video_setup()
168 regmap_write(lt9611->regmap, 0x830e, (u8)(v_total % 256)); in lt9611_mipi_video_setup()
170 regmap_write(lt9611->regmap, 0x830f, (u8)(vactive / 256)); in lt9611_mipi_video_setup()
171 regmap_write(lt9611->regmap, 0x8310, (u8)(vactive % 256)); in lt9611_mipi_video_setup()
173 regmap_write(lt9611->regmap, 0x8311, (u8)(h_total / 256)); in lt9611_mipi_video_setup()
174 regmap_write(lt9611->regmap, 0x8312, (u8)(h_total % 256)); in lt9611_mipi_video_setup()
176 regmap_write(lt9611->regmap, 0x8313, (u8)(hactive / 256)); in lt9611_mipi_video_setup()
177 regmap_write(lt9611->regmap, 0x8314, (u8)(hactive % 256)); in lt9611_mipi_video_setup()
179 regmap_write(lt9611->regmap, 0x8315, (u8)(vsync_len % 256)); in lt9611_mipi_video_setup()
180 regmap_write(lt9611->regmap, 0x8316, (u8)(hsync_len % 256)); in lt9611_mipi_video_setup()
182 regmap_write(lt9611->regmap, 0x8317, (u8)(vfront_porch % 256)); in lt9611_mipi_video_setup()
184 regmap_write(lt9611->regmap, 0x8318, (u8)(vsync_porch % 256)); in lt9611_mipi_video_setup()
186 regmap_write(lt9611->regmap, 0x8319, (u8)(hfront_porch % 256)); in lt9611_mipi_video_setup()
188 regmap_write(lt9611->regmap, 0x831a, (u8)(hsync_porch / 256)); in lt9611_mipi_video_setup()
189 regmap_write(lt9611->regmap, 0x831b, (u8)(hsync_porch % 256)); in lt9611_mipi_video_setup()
227 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_pcr_setup()
229 switch (mode->hdisplay) { in lt9611_pcr_setup()
231 regmap_write(lt9611->regmap, 0x8326, 0x14); in lt9611_pcr_setup()
234 regmap_write(lt9611->regmap, 0x8326, 0x37); in lt9611_pcr_setup()
237 regmap_multi_reg_write(lt9611->regmap, reg_cfg2, ARRAY_SIZE(reg_cfg2)); in lt9611_pcr_setup()
242 regmap_write(lt9611->regmap, 0x8011, 0x5a); in lt9611_pcr_setup()
243 regmap_write(lt9611->regmap, 0x8011, 0xfa); in lt9611_pcr_setup()
248 unsigned int pclk = mode->clock; in lt9611_pll_setup()
262 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_pll_setup()
265 regmap_write(lt9611->regmap, 0x812d, 0x88); in lt9611_pll_setup()
267 regmap_write(lt9611->regmap, 0x812d, 0x99); in lt9611_pll_setup()
269 regmap_write(lt9611->regmap, 0x812d, 0xaa); in lt9611_pll_setup()
273 * - write divide by 64k to 19:16 bits which means shift by 17 in lt9611_pll_setup()
274 * - write divide by 256 to 15:8 bits which means shift by 9 in lt9611_pll_setup()
275 * - write remainder to 7:0 bits, which means shift by 1 in lt9611_pll_setup()
277 regmap_write(lt9611->regmap, 0x82e3, pclk >> 17); /* pclk[19:16] */ in lt9611_pll_setup()
278 regmap_write(lt9611->regmap, 0x82e4, pclk >> 9); /* pclk[15:8] */ in lt9611_pll_setup()
279 regmap_write(lt9611->regmap, 0x82e5, pclk >> 1); /* pclk[7:0] */ in lt9611_pll_setup()
281 regmap_write(lt9611->regmap, 0x82de, 0x20); in lt9611_pll_setup()
282 regmap_write(lt9611->regmap, 0x82de, 0xe0); in lt9611_pll_setup()
284 regmap_write(lt9611->regmap, 0x8016, 0xf1); in lt9611_pll_setup()
285 regmap_write(lt9611->regmap, 0x8016, 0xf3); in lt9611_pll_setup()
295 ret = regmap_read(lt9611->regmap, reg, &temp); in lt9611_read_video_check()
299 ret = regmap_read(lt9611->regmap, reg + 1, &temp2); in lt9611_read_video_check()
343 dev_info(lt9611->dev, in lt9611_video_check()
350 dev_err(lt9611->dev, "read video check error\n"); in lt9611_video_check()
356 regmap_write(lt9611->regmap, 0x8443, 0x46 - lt9611->vic); in lt9611_hdmi_tx_digital()
357 regmap_write(lt9611->regmap, 0x8447, lt9611->vic); in lt9611_hdmi_tx_digital()
358 regmap_write(lt9611->regmap, 0x843d, 0x0a); /* UD1 infoframe */ in lt9611_hdmi_tx_digital()
360 regmap_write(lt9611->regmap, 0x82d6, 0x8c); in lt9611_hdmi_tx_digital()
361 regmap_write(lt9611->regmap, 0x82d7, 0x04); in lt9611_hdmi_tx_digital()
384 if (lt9611->ac_mode) in lt9611_hdmi_tx_phy()
387 regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_hdmi_tx_phy()
396 regmap_read(lt9611->regmap, 0x820f, &irq_flag3); in lt9611_irq_thread_handler()
397 regmap_read(lt9611->regmap, 0x820c, &irq_flag0); in lt9611_irq_thread_handler()
401 dev_info(lt9611->dev, "hdmi cable disconnected\n"); in lt9611_irq_thread_handler()
403 regmap_write(lt9611->regmap, 0x8207, 0xbf); in lt9611_irq_thread_handler()
404 regmap_write(lt9611->regmap, 0x8207, 0x3f); in lt9611_irq_thread_handler()
409 dev_info(lt9611->dev, "hdmi cable connected\n"); in lt9611_irq_thread_handler()
411 regmap_write(lt9611->regmap, 0x8207, 0x7f); in lt9611_irq_thread_handler()
412 regmap_write(lt9611->regmap, 0x8207, 0x3f); in lt9611_irq_thread_handler()
415 if (irq_flag3 & 0xc0 && lt9611->bridge.dev) in lt9611_irq_thread_handler()
416 drm_kms_helper_hotplug_event(lt9611->bridge.dev); in lt9611_irq_thread_handler()
420 dev_info(lt9611->dev, "video input changed\n"); in lt9611_irq_thread_handler()
421 regmap_write(lt9611->regmap, 0x829e, 0xff); in lt9611_irq_thread_handler()
422 regmap_write(lt9611->regmap, 0x829e, 0xf7); in lt9611_irq_thread_handler()
423 regmap_write(lt9611->regmap, 0x8204, 0xff); in lt9611_irq_thread_handler()
424 regmap_write(lt9611->regmap, 0x8204, 0xfe); in lt9611_irq_thread_handler()
434 regmap_read(lt9611->regmap, 0x8203, &val); in lt9611_enable_hpd_interrupts()
437 regmap_write(lt9611->regmap, 0x8203, val); in lt9611_enable_hpd_interrupts()
438 regmap_write(lt9611->regmap, 0x8207, 0xff); /* clear */ in lt9611_enable_hpd_interrupts()
439 regmap_write(lt9611->regmap, 0x8207, 0x3f); in lt9611_enable_hpd_interrupts()
450 { 0x8102, 0x48 }, /* MIPI Rx power down */ in lt9611_sleep_setup()
457 regmap_multi_reg_write(lt9611->regmap, in lt9611_sleep_setup()
459 lt9611->sleep = true; in lt9611_sleep_setup()
490 if (lt9611->power_on) in lt9611_power_on()
493 ret = regmap_multi_reg_write(lt9611->regmap, seq, ARRAY_SIZE(seq)); in lt9611_power_on()
495 lt9611->power_on = true; in lt9611_power_on()
504 ret = regmap_write(lt9611->regmap, 0x8130, 0x6a); in lt9611_power_off()
506 lt9611->power_on = false; in lt9611_power_off()
513 gpiod_set_value_cansleep(lt9611->reset_gpio, 1); in lt9611_reset()
516 gpiod_set_value_cansleep(lt9611->reset_gpio, 0); in lt9611_reset()
519 gpiod_set_value_cansleep(lt9611->reset_gpio, 1); in lt9611_reset()
525 if (!lt9611->enable_gpio) in lt9611_assert_5v()
528 gpiod_set_value_cansleep(lt9611->enable_gpio, 1); in lt9611_assert_5v()
536 lt9611->supplies[0].supply = "vdd"; in lt9611_regulator_init()
537 lt9611->supplies[1].supply = "vcc"; in lt9611_regulator_init()
539 ret = devm_regulator_bulk_get(lt9611->dev, 2, lt9611->supplies); in lt9611_regulator_init()
543 return regulator_set_load(lt9611->supplies[0].consumer, 300000); in lt9611_regulator_init()
550 ret = regulator_enable(lt9611->supplies[0].consumer); in lt9611_regulator_enable()
556 ret = regulator_enable(lt9611->supplies[1].consumer); in lt9611_regulator_enable()
558 regulator_disable(lt9611->supplies[0].consumer); in lt9611_regulator_enable()
570 if (lt9611_modes[i].hdisplay == mode->hdisplay && in lt9611_find_mode()
571 lt9611_modes[i].vdisplay == mode->vdisplay && in lt9611_find_mode()
588 regmap_read(lt9611->regmap, 0x825e, ®_val); in lt9611_connector_detect()
591 lt9611->status = connected ? connector_status_connected : in lt9611_connector_detect()
594 return lt9611->status; in lt9611_connector_detect()
604 memset(lt9611->edid_buf, 0, sizeof(lt9611->edid_buf)); in lt9611_read_edid()
606 regmap_write(lt9611->regmap, 0x8503, 0xc9); in lt9611_read_edid()
609 regmap_write(lt9611->regmap, 0x8504, 0xa0); in lt9611_read_edid()
611 regmap_write(lt9611->regmap, 0x8505, 0x00); in lt9611_read_edid()
614 regmap_write(lt9611->regmap, 0x8506, EDID_LEN); in lt9611_read_edid()
615 regmap_write(lt9611->regmap, 0x8514, 0x7f); in lt9611_read_edid()
619 regmap_write(lt9611->regmap, 0x8505, i * EDID_LEN); in lt9611_read_edid()
620 regmap_write(lt9611->regmap, 0x8507, 0x36); in lt9611_read_edid()
621 regmap_write(lt9611->regmap, 0x8507, 0x31); in lt9611_read_edid()
622 regmap_write(lt9611->regmap, 0x8507, 0x37); in lt9611_read_edid()
625 regmap_read(lt9611->regmap, 0x8540, &temp); in lt9611_read_edid()
629 regmap_read(lt9611->regmap, 0x8583, &temp); in lt9611_read_edid()
630 lt9611->edid_buf[i * EDID_LEN + j] = temp; in lt9611_read_edid()
634 dev_err(lt9611->dev, "read edid failed: no ack\n"); in lt9611_read_edid()
635 ret = -EIO; in lt9611_read_edid()
639 dev_err(lt9611->dev, "read edid failed: access not done\n"); in lt9611_read_edid()
640 ret = -EIO; in lt9611_read_edid()
646 regmap_write(lt9611->regmap, 0x8507, 0x1f); in lt9611_read_edid()
657 return -EINVAL; in lt9611_get_edid_block()
662 return -EINVAL; in lt9611_get_edid_block()
667 dev_err(lt9611->dev, "edid read failed\n"); in lt9611_get_edid_block()
673 memcpy(buf, lt9611->edid_buf + (block * 128), len); in lt9611_get_edid_block()
708 dev_err(lt9611->dev, "power on failed\n"); in lt9611_bridge_enable()
721 regmap_write(lt9611->regmap, 0x8130, 0xea); in lt9611_bridge_enable()
730 ret = regmap_write(lt9611->regmap, 0x8130, 0x6a); in lt9611_bridge_disable()
732 dev_err(lt9611->dev, "video on failed\n"); in lt9611_bridge_disable()
737 dev_err(lt9611->dev, "power on failed\n"); in lt9611_bridge_disable()
761 struct mipi_dsi_device *dsi; in lt9611_attach_dsi() local
767 dev_err(lt9611->dev, "failed to find dsi host\n"); in lt9611_attach_dsi()
768 return ERR_PTR(-EPROBE_DEFER); in lt9611_attach_dsi()
771 dsi = mipi_dsi_device_register_full(host, &info); in lt9611_attach_dsi()
772 if (IS_ERR(dsi)) { in lt9611_attach_dsi()
773 dev_err(lt9611->dev, "failed to create dsi device\n"); in lt9611_attach_dsi()
774 return dsi; in lt9611_attach_dsi()
777 dsi->lanes = 4; in lt9611_attach_dsi()
778 dsi->format = MIPI_DSI_FMT_RGB888; in lt9611_attach_dsi()
779 dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | in lt9611_attach_dsi()
782 ret = mipi_dsi_attach(dsi); in lt9611_attach_dsi()
784 dev_err(lt9611->dev, "failed to attach dsi to host\n"); in lt9611_attach_dsi()
785 mipi_dsi_device_unregister(dsi); in lt9611_attach_dsi()
789 return dsi; in lt9611_attach_dsi()
796 if (lt9611->dsi1) { in lt9611_bridge_detach()
797 mipi_dsi_detach(lt9611->dsi1); in lt9611_bridge_detach()
798 mipi_dsi_device_unregister(lt9611->dsi1); in lt9611_bridge_detach()
801 mipi_dsi_detach(lt9611->dsi0); in lt9611_bridge_detach()
802 mipi_dsi_device_unregister(lt9611->dsi0); in lt9611_bridge_detach()
809 ret = drm_connector_init(bridge->dev, <9611->connector, in lt9611_connector_init()
817 drm_connector_helper_add(<9611->connector, in lt9611_connector_init()
820 if (!bridge->encoder) { in lt9611_connector_init()
822 return -ENODEV; in lt9611_connector_init()
825 drm_connector_attach_encoder(<9611->connector, bridge->encoder); in lt9611_connector_init()
842 /* Attach primary DSI */ in lt9611_bridge_attach()
843 lt9611->dsi0 = lt9611_attach_dsi(lt9611, lt9611->dsi0_node); in lt9611_bridge_attach()
844 if (IS_ERR(lt9611->dsi0)) in lt9611_bridge_attach()
845 return PTR_ERR(lt9611->dsi0); in lt9611_bridge_attach()
847 /* Attach secondary DSI, if specified */ in lt9611_bridge_attach()
848 if (lt9611->dsi1_node) { in lt9611_bridge_attach()
849 lt9611->dsi1 = lt9611_attach_dsi(lt9611, lt9611->dsi1_node); in lt9611_bridge_attach()
850 if (IS_ERR(lt9611->dsi1)) { in lt9611_bridge_attach()
851 ret = PTR_ERR(lt9611->dsi1); in lt9611_bridge_attach()
860 drm_connector_cleanup(<9611->connector); in lt9611_bridge_attach()
861 mipi_dsi_device_unregister(lt9611->dsi0); in lt9611_bridge_attach()
875 else if (lt9611_mode->intfs > 1 && !lt9611->dsi1) in lt9611_bridge_mode_valid()
885 if (!lt9611->sleep) in lt9611_bridge_pre_enable()
889 regmap_write(lt9611->regmap, 0x80ee, 0x01); in lt9611_bridge_pre_enable()
891 lt9611->sleep = false; in lt9611_bridge_pre_enable()
917 <9611->connector, in lt9611_bridge_mode_set()
920 lt9611->vic = avi_frame.video_code; in lt9611_bridge_mode_set()
929 regmap_read(lt9611->regmap, 0x825e, ®_val); in lt9611_bridge_detect()
932 lt9611->status = connected ? connector_status_connected : in lt9611_bridge_detect()
935 return lt9611->status; in lt9611_bridge_detect()
970 lt9611->dsi0_node = of_graph_get_remote_node(dev->of_node, 0, -1); in lt9611_parse_dt()
971 if (!lt9611->dsi0_node) { in lt9611_parse_dt()
972 dev_err(lt9611->dev, "failed to get remote node for primary dsi\n"); in lt9611_parse_dt()
973 return -ENODEV; in lt9611_parse_dt()
976 lt9611->dsi1_node = of_graph_get_remote_node(dev->of_node, 1, -1); in lt9611_parse_dt()
978 lt9611->ac_mode = of_property_read_bool(dev->of_node, "lt,ac-mode"); in lt9611_parse_dt()
985 struct device *dev = lt9611->dev; in lt9611_gpio_init()
987 lt9611->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); in lt9611_gpio_init()
988 if (IS_ERR(lt9611->reset_gpio)) { in lt9611_gpio_init()
990 return PTR_ERR(lt9611->reset_gpio); in lt9611_gpio_init()
993 lt9611->enable_gpio = devm_gpiod_get_optional(dev, "enable", in lt9611_gpio_init()
995 if (IS_ERR(lt9611->enable_gpio)) { in lt9611_gpio_init()
997 return PTR_ERR(lt9611->enable_gpio); in lt9611_gpio_init()
1008 regmap_write(lt9611->regmap, 0x80ee, 0x01); in lt9611_read_device_rev()
1009 ret = regmap_read(lt9611->regmap, 0x8002, &rev); in lt9611_read_device_rev()
1011 dev_err(lt9611->dev, "failed to read revision: %d\n", ret); in lt9611_read_device_rev()
1013 dev_info(lt9611->dev, "LT9611 revision: 0x%x\n", rev); in lt9611_read_device_rev()
1024 if (hparms->sample_rate == 48000) in lt9611_hdmi_hw_params()
1025 regmap_write(lt9611->regmap, 0x840f, 0x2b); in lt9611_hdmi_hw_params()
1026 else if (hparms->sample_rate == 96000) in lt9611_hdmi_hw_params()
1027 regmap_write(lt9611->regmap, 0x840f, 0xab); in lt9611_hdmi_hw_params()
1029 return -EINVAL; in lt9611_hdmi_hw_params()
1031 regmap_write(lt9611->regmap, 0x8435, 0x00); in lt9611_hdmi_hw_params()
1032 regmap_write(lt9611->regmap, 0x8436, 0x18); in lt9611_hdmi_hw_params()
1033 regmap_write(lt9611->regmap, 0x8437, 0x00); in lt9611_hdmi_hw_params()
1042 regmap_write(lt9611->regmap, 0x82d6, 0x8c); in lt9611_audio_startup()
1043 regmap_write(lt9611->regmap, 0x82d7, 0x04); in lt9611_audio_startup()
1045 regmap_write(lt9611->regmap, 0x8406, 0x08); in lt9611_audio_startup()
1046 regmap_write(lt9611->regmap, 0x8407, 0x10); in lt9611_audio_startup()
1048 regmap_write(lt9611->regmap, 0x8434, 0xd5); in lt9611_audio_startup()
1057 regmap_write(lt9611->regmap, 0x8406, 0x00); in lt9611_audio_shutdown()
1058 regmap_write(lt9611->regmap, 0x8407, 0x00); in lt9611_audio_shutdown()
1078 return -EINVAL; in lt9611_hdmi_i2s_get_dai_id()
1097 lt9611->audio_pdev = in lt9611_audio_init()
1102 return PTR_ERR_OR_ZERO(lt9611->audio_pdev); in lt9611_audio_init()
1107 if (lt9611->audio_pdev) { in lt9611_audio_exit()
1108 platform_device_unregister(lt9611->audio_pdev); in lt9611_audio_exit()
1109 lt9611->audio_pdev = NULL; in lt9611_audio_exit()
1117 struct device *dev = &client->dev; in lt9611_probe()
1120 if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { in lt9611_probe()
1122 return -ENODEV; in lt9611_probe()
1127 return -ENOMEM; in lt9611_probe()
1129 lt9611->dev = &client->dev; in lt9611_probe()
1130 lt9611->client = client; in lt9611_probe()
1131 lt9611->sleep = false; in lt9611_probe()
1133 lt9611->regmap = devm_regmap_init_i2c(client, <9611_regmap_config); in lt9611_probe()
1134 if (IS_ERR(lt9611->regmap)) { in lt9611_probe()
1135 dev_err(lt9611->dev, "regmap i2c init failed\n"); in lt9611_probe()
1136 return PTR_ERR(lt9611->regmap); in lt9611_probe()
1139 ret = lt9611_parse_dt(&client->dev, lt9611); in lt9611_probe()
1167 ret = devm_request_threaded_irq(dev, client->irq, NULL, in lt9611_probe()
1177 lt9611->bridge.funcs = <9611_bridge_funcs; in lt9611_probe()
1178 lt9611->bridge.of_node = client->dev.of_node; in lt9611_probe()
1179 lt9611->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID | in lt9611_probe()
1181 lt9611->bridge.type = DRM_MODE_CONNECTOR_HDMIA; in lt9611_probe()
1183 drm_bridge_add(<9611->bridge); in lt9611_probe()
1190 regulator_bulk_disable(ARRAY_SIZE(lt9611->supplies), lt9611->supplies); in lt9611_probe()
1193 of_node_put(lt9611->dsi1_node); in lt9611_probe()
1194 of_node_put(lt9611->dsi0_node); in lt9611_probe()
1203 disable_irq(client->irq); in lt9611_remove()
1205 drm_bridge_remove(<9611->bridge); in lt9611_remove()
1207 regulator_bulk_disable(ARRAY_SIZE(lt9611->supplies), lt9611->supplies); in lt9611_remove()
1209 of_node_put(lt9611->dsi1_node); in lt9611_remove()
1210 of_node_put(lt9611->dsi0_node); in lt9611_remove()