1 /* 2 * Copyright (c) 2014 The Linux Foundation. All rights reserved. 3 * Copyright (C) 2013 Red Hat 4 * Author: Rob Clark <robdclark@gmail.com> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 as published by 8 * the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 * 15 * You should have received a copy of the GNU General Public License along with 16 * this program. If not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 #include <linux/of_irq.h> 20 #include <linux/of_gpio.h> 21 22 #include <sound/hdmi-codec.h> 23 #include "hdmi.h" 24 25 void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on) 26 { 27 uint32_t ctrl = 0; 28 unsigned long flags; 29 30 spin_lock_irqsave(&hdmi->reg_lock, flags); 31 if (power_on) { 32 ctrl |= HDMI_CTRL_ENABLE; 33 if (!hdmi->hdmi_mode) { 34 ctrl |= HDMI_CTRL_HDMI; 35 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); 36 ctrl &= ~HDMI_CTRL_HDMI; 37 } else { 38 ctrl |= HDMI_CTRL_HDMI; 39 } 40 } else { 41 ctrl = HDMI_CTRL_HDMI; 42 } 43 44 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); 45 spin_unlock_irqrestore(&hdmi->reg_lock, flags); 46 DBG("HDMI Core: %s, HDMI_CTRL=0x%08x", 47 power_on ? "Enable" : "Disable", ctrl); 48 } 49 50 static irqreturn_t msm_hdmi_irq(int irq, void *dev_id) 51 { 52 struct hdmi *hdmi = dev_id; 53 54 /* Process HPD: */ 55 msm_hdmi_connector_irq(hdmi->connector); 56 57 /* Process DDC: */ 58 msm_hdmi_i2c_irq(hdmi->i2c); 59 60 /* Process HDCP: */ 61 if (hdmi->hdcp_ctrl) 62 msm_hdmi_hdcp_irq(hdmi->hdcp_ctrl); 63 64 /* TODO audio.. */ 65 66 return IRQ_HANDLED; 67 } 68 69 static void msm_hdmi_destroy(struct hdmi *hdmi) 70 { 71 /* 72 * at this point, hpd has been disabled, 73 * after flush workq, it's safe to deinit hdcp 74 */ 75 if (hdmi->workq) { 76 flush_workqueue(hdmi->workq); 77 destroy_workqueue(hdmi->workq); 78 } 79 msm_hdmi_hdcp_destroy(hdmi); 80 81 if (hdmi->phy_dev) { 82 put_device(hdmi->phy_dev); 83 hdmi->phy = NULL; 84 hdmi->phy_dev = NULL; 85 } 86 87 if (hdmi->i2c) 88 msm_hdmi_i2c_destroy(hdmi->i2c); 89 90 platform_set_drvdata(hdmi->pdev, NULL); 91 } 92 93 static int msm_hdmi_get_phy(struct hdmi *hdmi) 94 { 95 struct platform_device *pdev = hdmi->pdev; 96 struct platform_device *phy_pdev; 97 struct device_node *phy_node; 98 99 phy_node = of_parse_phandle(pdev->dev.of_node, "phys", 0); 100 if (!phy_node) { 101 dev_err(&pdev->dev, "cannot find phy device\n"); 102 return -ENXIO; 103 } 104 105 phy_pdev = of_find_device_by_node(phy_node); 106 if (phy_pdev) 107 hdmi->phy = platform_get_drvdata(phy_pdev); 108 109 of_node_put(phy_node); 110 111 if (!phy_pdev || !hdmi->phy) { 112 dev_err(&pdev->dev, "phy driver is not ready\n"); 113 return -EPROBE_DEFER; 114 } 115 116 hdmi->phy_dev = get_device(&phy_pdev->dev); 117 118 return 0; 119 } 120 121 /* construct hdmi at bind/probe time, grab all the resources. If 122 * we are to EPROBE_DEFER we want to do it here, rather than later 123 * at modeset_init() time 124 */ 125 static struct hdmi *msm_hdmi_init(struct platform_device *pdev) 126 { 127 struct hdmi_platform_config *config = pdev->dev.platform_data; 128 struct hdmi *hdmi = NULL; 129 struct resource *res; 130 int i, ret; 131 132 hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL); 133 if (!hdmi) { 134 ret = -ENOMEM; 135 goto fail; 136 } 137 138 hdmi->pdev = pdev; 139 hdmi->config = config; 140 spin_lock_init(&hdmi->reg_lock); 141 142 hdmi->mmio = msm_ioremap(pdev, config->mmio_name, "HDMI"); 143 if (IS_ERR(hdmi->mmio)) { 144 ret = PTR_ERR(hdmi->mmio); 145 goto fail; 146 } 147 148 /* HDCP needs physical address of hdmi register */ 149 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, 150 config->mmio_name); 151 hdmi->mmio_phy_addr = res->start; 152 153 hdmi->qfprom_mmio = msm_ioremap(pdev, 154 config->qfprom_mmio_name, "HDMI_QFPROM"); 155 if (IS_ERR(hdmi->qfprom_mmio)) { 156 dev_info(&pdev->dev, "can't find qfprom resource\n"); 157 hdmi->qfprom_mmio = NULL; 158 } 159 160 hdmi->hpd_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_regs[0]) * 161 config->hpd_reg_cnt, GFP_KERNEL); 162 if (!hdmi->hpd_regs) { 163 ret = -ENOMEM; 164 goto fail; 165 } 166 for (i = 0; i < config->hpd_reg_cnt; i++) { 167 struct regulator *reg; 168 169 reg = devm_regulator_get(&pdev->dev, 170 config->hpd_reg_names[i]); 171 if (IS_ERR(reg)) { 172 ret = PTR_ERR(reg); 173 dev_err(&pdev->dev, "failed to get hpd regulator: %s (%d)\n", 174 config->hpd_reg_names[i], ret); 175 goto fail; 176 } 177 178 hdmi->hpd_regs[i] = reg; 179 } 180 181 hdmi->pwr_regs = devm_kzalloc(&pdev->dev, sizeof(hdmi->pwr_regs[0]) * 182 config->pwr_reg_cnt, GFP_KERNEL); 183 if (!hdmi->pwr_regs) { 184 ret = -ENOMEM; 185 goto fail; 186 } 187 for (i = 0; i < config->pwr_reg_cnt; i++) { 188 struct regulator *reg; 189 190 reg = devm_regulator_get(&pdev->dev, 191 config->pwr_reg_names[i]); 192 if (IS_ERR(reg)) { 193 ret = PTR_ERR(reg); 194 dev_err(&pdev->dev, "failed to get pwr regulator: %s (%d)\n", 195 config->pwr_reg_names[i], ret); 196 goto fail; 197 } 198 199 hdmi->pwr_regs[i] = reg; 200 } 201 202 hdmi->hpd_clks = devm_kzalloc(&pdev->dev, sizeof(hdmi->hpd_clks[0]) * 203 config->hpd_clk_cnt, GFP_KERNEL); 204 if (!hdmi->hpd_clks) { 205 ret = -ENOMEM; 206 goto fail; 207 } 208 for (i = 0; i < config->hpd_clk_cnt; i++) { 209 struct clk *clk; 210 211 clk = msm_clk_get(pdev, config->hpd_clk_names[i]); 212 if (IS_ERR(clk)) { 213 ret = PTR_ERR(clk); 214 dev_err(&pdev->dev, "failed to get hpd clk: %s (%d)\n", 215 config->hpd_clk_names[i], ret); 216 goto fail; 217 } 218 219 hdmi->hpd_clks[i] = clk; 220 } 221 222 hdmi->pwr_clks = devm_kzalloc(&pdev->dev, sizeof(hdmi->pwr_clks[0]) * 223 config->pwr_clk_cnt, GFP_KERNEL); 224 if (!hdmi->pwr_clks) { 225 ret = -ENOMEM; 226 goto fail; 227 } 228 for (i = 0; i < config->pwr_clk_cnt; i++) { 229 struct clk *clk; 230 231 clk = msm_clk_get(pdev, config->pwr_clk_names[i]); 232 if (IS_ERR(clk)) { 233 ret = PTR_ERR(clk); 234 dev_err(&pdev->dev, "failed to get pwr clk: %s (%d)\n", 235 config->pwr_clk_names[i], ret); 236 goto fail; 237 } 238 239 hdmi->pwr_clks[i] = clk; 240 } 241 242 pm_runtime_enable(&pdev->dev); 243 244 hdmi->workq = alloc_ordered_workqueue("msm_hdmi", 0); 245 246 hdmi->i2c = msm_hdmi_i2c_init(hdmi); 247 if (IS_ERR(hdmi->i2c)) { 248 ret = PTR_ERR(hdmi->i2c); 249 dev_err(&pdev->dev, "failed to get i2c: %d\n", ret); 250 hdmi->i2c = NULL; 251 goto fail; 252 } 253 254 ret = msm_hdmi_get_phy(hdmi); 255 if (ret) { 256 dev_err(&pdev->dev, "failed to get phy\n"); 257 goto fail; 258 } 259 260 hdmi->hdcp_ctrl = msm_hdmi_hdcp_init(hdmi); 261 if (IS_ERR(hdmi->hdcp_ctrl)) { 262 dev_warn(&pdev->dev, "failed to init hdcp: disabled\n"); 263 hdmi->hdcp_ctrl = NULL; 264 } 265 266 return hdmi; 267 268 fail: 269 if (hdmi) 270 msm_hdmi_destroy(hdmi); 271 272 return ERR_PTR(ret); 273 } 274 275 /* Second part of initialization, the drm/kms level modeset_init, 276 * constructs/initializes mode objects, etc, is called from master 277 * driver (not hdmi sub-device's probe/bind!) 278 * 279 * Any resource (regulator/clk/etc) which could be missing at boot 280 * should be handled in msm_hdmi_init() so that failure happens from 281 * hdmi sub-device's probe. 282 */ 283 int msm_hdmi_modeset_init(struct hdmi *hdmi, 284 struct drm_device *dev, struct drm_encoder *encoder) 285 { 286 struct msm_drm_private *priv = dev->dev_private; 287 struct platform_device *pdev = hdmi->pdev; 288 int ret; 289 290 hdmi->dev = dev; 291 hdmi->encoder = encoder; 292 293 hdmi_audio_infoframe_init(&hdmi->audio.infoframe); 294 295 hdmi->bridge = msm_hdmi_bridge_init(hdmi); 296 if (IS_ERR(hdmi->bridge)) { 297 ret = PTR_ERR(hdmi->bridge); 298 dev_err(dev->dev, "failed to create HDMI bridge: %d\n", ret); 299 hdmi->bridge = NULL; 300 goto fail; 301 } 302 303 hdmi->connector = msm_hdmi_connector_init(hdmi); 304 if (IS_ERR(hdmi->connector)) { 305 ret = PTR_ERR(hdmi->connector); 306 dev_err(dev->dev, "failed to create HDMI connector: %d\n", ret); 307 hdmi->connector = NULL; 308 goto fail; 309 } 310 311 hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); 312 if (hdmi->irq < 0) { 313 ret = hdmi->irq; 314 dev_err(dev->dev, "failed to get irq: %d\n", ret); 315 goto fail; 316 } 317 318 ret = devm_request_irq(&pdev->dev, hdmi->irq, 319 msm_hdmi_irq, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, 320 "hdmi_isr", hdmi); 321 if (ret < 0) { 322 dev_err(dev->dev, "failed to request IRQ%u: %d\n", 323 hdmi->irq, ret); 324 goto fail; 325 } 326 327 encoder->bridge = hdmi->bridge; 328 329 priv->bridges[priv->num_bridges++] = hdmi->bridge; 330 priv->connectors[priv->num_connectors++] = hdmi->connector; 331 332 platform_set_drvdata(pdev, hdmi); 333 334 return 0; 335 336 fail: 337 /* bridge is normally destroyed by drm: */ 338 if (hdmi->bridge) { 339 msm_hdmi_bridge_destroy(hdmi->bridge); 340 hdmi->bridge = NULL; 341 } 342 if (hdmi->connector) { 343 hdmi->connector->funcs->destroy(hdmi->connector); 344 hdmi->connector = NULL; 345 } 346 347 return ret; 348 } 349 350 /* 351 * The hdmi device: 352 */ 353 354 #define HDMI_CFG(item, entry) \ 355 .item ## _names = item ##_names_ ## entry, \ 356 .item ## _cnt = ARRAY_SIZE(item ## _names_ ## entry) 357 358 static const char *pwr_reg_names_none[] = {}; 359 static const char *hpd_reg_names_none[] = {}; 360 361 static struct hdmi_platform_config hdmi_tx_8660_config; 362 363 static const char *hpd_reg_names_8960[] = {"core-vdda", "hdmi-mux"}; 364 static const char *hpd_clk_names_8960[] = {"core", "master_iface", "slave_iface"}; 365 366 static struct hdmi_platform_config hdmi_tx_8960_config = { 367 HDMI_CFG(hpd_reg, 8960), 368 HDMI_CFG(hpd_clk, 8960), 369 }; 370 371 static const char *pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"}; 372 static const char *hpd_reg_names_8x74[] = {"hpd-gdsc", "hpd-5v"}; 373 static const char *pwr_clk_names_8x74[] = {"extp", "alt_iface"}; 374 static const char *hpd_clk_names_8x74[] = {"iface", "core", "mdp_core"}; 375 static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0}; 376 377 static struct hdmi_platform_config hdmi_tx_8974_config = { 378 HDMI_CFG(pwr_reg, 8x74), 379 HDMI_CFG(hpd_reg, 8x74), 380 HDMI_CFG(pwr_clk, 8x74), 381 HDMI_CFG(hpd_clk, 8x74), 382 .hpd_freq = hpd_clk_freq_8x74, 383 }; 384 385 static const char *hpd_reg_names_8084[] = {"hpd-gdsc", "hpd-5v", "hpd-5v-en"}; 386 387 static struct hdmi_platform_config hdmi_tx_8084_config = { 388 HDMI_CFG(pwr_reg, 8x74), 389 HDMI_CFG(hpd_reg, 8084), 390 HDMI_CFG(pwr_clk, 8x74), 391 HDMI_CFG(hpd_clk, 8x74), 392 .hpd_freq = hpd_clk_freq_8x74, 393 }; 394 395 static struct hdmi_platform_config hdmi_tx_8994_config = { 396 HDMI_CFG(pwr_reg, 8x74), 397 HDMI_CFG(hpd_reg, none), 398 HDMI_CFG(pwr_clk, 8x74), 399 HDMI_CFG(hpd_clk, 8x74), 400 .hpd_freq = hpd_clk_freq_8x74, 401 }; 402 403 static struct hdmi_platform_config hdmi_tx_8996_config = { 404 HDMI_CFG(pwr_reg, none), 405 HDMI_CFG(hpd_reg, none), 406 HDMI_CFG(pwr_clk, 8x74), 407 HDMI_CFG(hpd_clk, 8x74), 408 .hpd_freq = hpd_clk_freq_8x74, 409 }; 410 411 static const struct { 412 const char *name; 413 const bool output; 414 const int value; 415 const char *label; 416 } msm_hdmi_gpio_pdata[] = { 417 { "qcom,hdmi-tx-ddc-clk", true, 1, "HDMI_DDC_CLK" }, 418 { "qcom,hdmi-tx-ddc-data", true, 1, "HDMI_DDC_DATA" }, 419 { "qcom,hdmi-tx-hpd", false, 1, "HDMI_HPD" }, 420 { "qcom,hdmi-tx-mux-en", true, 1, "HDMI_MUX_EN" }, 421 { "qcom,hdmi-tx-mux-sel", true, 0, "HDMI_MUX_SEL" }, 422 { "qcom,hdmi-tx-mux-lpm", true, 1, "HDMI_MUX_LPM" }, 423 }; 424 425 static int msm_hdmi_get_gpio(struct device_node *of_node, const char *name) 426 { 427 int gpio; 428 429 /* try with the gpio names as in the table (downstream bindings) */ 430 gpio = of_get_named_gpio(of_node, name, 0); 431 if (gpio < 0) { 432 char name2[32]; 433 434 /* try with the gpio names as in the upstream bindings */ 435 snprintf(name2, sizeof(name2), "%s-gpios", name); 436 gpio = of_get_named_gpio(of_node, name2, 0); 437 if (gpio < 0) { 438 char name3[32]; 439 440 /* 441 * try again after stripping out the "qcom,hdmi-tx" 442 * prefix. This is mainly to match "hpd-gpios" used 443 * in the upstream bindings 444 */ 445 if (sscanf(name2, "qcom,hdmi-tx-%s", name3)) 446 gpio = of_get_named_gpio(of_node, name3, 0); 447 } 448 449 if (gpio < 0) { 450 DBG("failed to get gpio: %s (%d)", name, gpio); 451 gpio = -1; 452 } 453 } 454 return gpio; 455 } 456 457 /* 458 * HDMI audio codec callbacks 459 */ 460 static int msm_hdmi_audio_hw_params(struct device *dev, void *data, 461 struct hdmi_codec_daifmt *daifmt, 462 struct hdmi_codec_params *params) 463 { 464 struct hdmi *hdmi = dev_get_drvdata(dev); 465 unsigned int chan; 466 unsigned int channel_allocation = 0; 467 unsigned int rate; 468 unsigned int level_shift = 0; /* 0dB */ 469 bool down_mix = false; 470 471 dev_dbg(dev, "%u Hz, %d bit, %d channels\n", params->sample_rate, 472 params->sample_width, params->cea.channels); 473 474 switch (params->cea.channels) { 475 case 2: 476 /* FR and FL speakers */ 477 channel_allocation = 0; 478 chan = MSM_HDMI_AUDIO_CHANNEL_2; 479 break; 480 case 4: 481 /* FC, LFE, FR and FL speakers */ 482 channel_allocation = 0x3; 483 chan = MSM_HDMI_AUDIO_CHANNEL_4; 484 break; 485 case 6: 486 /* RR, RL, FC, LFE, FR and FL speakers */ 487 channel_allocation = 0x0B; 488 chan = MSM_HDMI_AUDIO_CHANNEL_6; 489 break; 490 case 8: 491 /* FRC, FLC, RR, RL, FC, LFE, FR and FL speakers */ 492 channel_allocation = 0x1F; 493 chan = MSM_HDMI_AUDIO_CHANNEL_8; 494 break; 495 default: 496 return -EINVAL; 497 } 498 499 switch (params->sample_rate) { 500 case 32000: 501 rate = HDMI_SAMPLE_RATE_32KHZ; 502 break; 503 case 44100: 504 rate = HDMI_SAMPLE_RATE_44_1KHZ; 505 break; 506 case 48000: 507 rate = HDMI_SAMPLE_RATE_48KHZ; 508 break; 509 case 88200: 510 rate = HDMI_SAMPLE_RATE_88_2KHZ; 511 break; 512 case 96000: 513 rate = HDMI_SAMPLE_RATE_96KHZ; 514 break; 515 case 176400: 516 rate = HDMI_SAMPLE_RATE_176_4KHZ; 517 break; 518 case 192000: 519 rate = HDMI_SAMPLE_RATE_192KHZ; 520 break; 521 default: 522 dev_err(dev, "rate[%d] not supported!\n", 523 params->sample_rate); 524 return -EINVAL; 525 } 526 527 msm_hdmi_audio_set_sample_rate(hdmi, rate); 528 msm_hdmi_audio_info_setup(hdmi, 1, chan, channel_allocation, 529 level_shift, down_mix); 530 531 return 0; 532 } 533 534 static void msm_hdmi_audio_shutdown(struct device *dev, void *data) 535 { 536 struct hdmi *hdmi = dev_get_drvdata(dev); 537 538 msm_hdmi_audio_info_setup(hdmi, 0, 0, 0, 0, 0); 539 } 540 541 static const struct hdmi_codec_ops msm_hdmi_audio_codec_ops = { 542 .hw_params = msm_hdmi_audio_hw_params, 543 .audio_shutdown = msm_hdmi_audio_shutdown, 544 }; 545 546 static struct hdmi_codec_pdata codec_data = { 547 .ops = &msm_hdmi_audio_codec_ops, 548 .max_i2s_channels = 8, 549 .i2s = 1, 550 }; 551 552 static int msm_hdmi_register_audio_driver(struct hdmi *hdmi, struct device *dev) 553 { 554 hdmi->audio_pdev = platform_device_register_data(dev, 555 HDMI_CODEC_DRV_NAME, 556 PLATFORM_DEVID_AUTO, 557 &codec_data, 558 sizeof(codec_data)); 559 return PTR_ERR_OR_ZERO(hdmi->audio_pdev); 560 } 561 562 static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) 563 { 564 struct drm_device *drm = dev_get_drvdata(master); 565 struct msm_drm_private *priv = drm->dev_private; 566 static struct hdmi_platform_config *hdmi_cfg; 567 struct hdmi *hdmi; 568 struct device_node *of_node = dev->of_node; 569 int i, err; 570 571 hdmi_cfg = (struct hdmi_platform_config *) 572 of_device_get_match_data(dev); 573 if (!hdmi_cfg) { 574 dev_err(dev, "unknown hdmi_cfg: %s\n", of_node->name); 575 return -ENXIO; 576 } 577 578 hdmi_cfg->mmio_name = "core_physical"; 579 hdmi_cfg->qfprom_mmio_name = "qfprom_physical"; 580 581 for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { 582 hdmi_cfg->gpios[i].num = msm_hdmi_get_gpio(of_node, 583 msm_hdmi_gpio_pdata[i].name); 584 hdmi_cfg->gpios[i].output = msm_hdmi_gpio_pdata[i].output; 585 hdmi_cfg->gpios[i].value = msm_hdmi_gpio_pdata[i].value; 586 hdmi_cfg->gpios[i].label = msm_hdmi_gpio_pdata[i].label; 587 } 588 589 dev->platform_data = hdmi_cfg; 590 591 hdmi = msm_hdmi_init(to_platform_device(dev)); 592 if (IS_ERR(hdmi)) 593 return PTR_ERR(hdmi); 594 priv->hdmi = hdmi; 595 596 err = msm_hdmi_register_audio_driver(hdmi, dev); 597 if (err) { 598 DRM_ERROR("Failed to attach an audio codec %d\n", err); 599 hdmi->audio_pdev = NULL; 600 } 601 602 return 0; 603 } 604 605 static void msm_hdmi_unbind(struct device *dev, struct device *master, 606 void *data) 607 { 608 struct drm_device *drm = dev_get_drvdata(master); 609 struct msm_drm_private *priv = drm->dev_private; 610 if (priv->hdmi) { 611 if (priv->hdmi->audio_pdev) 612 platform_device_unregister(priv->hdmi->audio_pdev); 613 614 msm_hdmi_destroy(priv->hdmi); 615 priv->hdmi = NULL; 616 } 617 } 618 619 static const struct component_ops msm_hdmi_ops = { 620 .bind = msm_hdmi_bind, 621 .unbind = msm_hdmi_unbind, 622 }; 623 624 static int msm_hdmi_dev_probe(struct platform_device *pdev) 625 { 626 return component_add(&pdev->dev, &msm_hdmi_ops); 627 } 628 629 static int msm_hdmi_dev_remove(struct platform_device *pdev) 630 { 631 component_del(&pdev->dev, &msm_hdmi_ops); 632 return 0; 633 } 634 635 static const struct of_device_id msm_hdmi_dt_match[] = { 636 { .compatible = "qcom,hdmi-tx-8996", .data = &hdmi_tx_8996_config }, 637 { .compatible = "qcom,hdmi-tx-8994", .data = &hdmi_tx_8994_config }, 638 { .compatible = "qcom,hdmi-tx-8084", .data = &hdmi_tx_8084_config }, 639 { .compatible = "qcom,hdmi-tx-8974", .data = &hdmi_tx_8974_config }, 640 { .compatible = "qcom,hdmi-tx-8960", .data = &hdmi_tx_8960_config }, 641 { .compatible = "qcom,hdmi-tx-8660", .data = &hdmi_tx_8660_config }, 642 {} 643 }; 644 645 static struct platform_driver msm_hdmi_driver = { 646 .probe = msm_hdmi_dev_probe, 647 .remove = msm_hdmi_dev_remove, 648 .driver = { 649 .name = "hdmi_msm", 650 .of_match_table = msm_hdmi_dt_match, 651 }, 652 }; 653 654 void __init msm_hdmi_register(void) 655 { 656 msm_hdmi_phy_driver_register(); 657 platform_driver_register(&msm_hdmi_driver); 658 } 659 660 void __exit msm_hdmi_unregister(void) 661 { 662 platform_driver_unregister(&msm_hdmi_driver); 663 msm_hdmi_phy_driver_unregister(); 664 } 665