1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * phy-brcm-usb.c - Broadcom USB Phy Driver 4 * 5 * Copyright (C) 2015-2017 Broadcom 6 */ 7 8#include <linux/clk.h> 9#include <linux/delay.h> 10#include <linux/err.h> 11#include <linux/io.h> 12#include <linux/module.h> 13#include <linux/of.h> 14#include <linux/phy/phy.h> 15#include <linux/platform_device.h> 16#include <linux/interrupt.h> 17#include <linux/soc/brcmstb/brcmstb.h> 18#include <dt-bindings/phy/phy.h> 19#include <linux/mfd/syscon.h> 20#include <linux/suspend.h> 21 22#include "phy-brcm-usb-init.h" 23 24static DEFINE_MUTEX(sysfs_lock); 25 26enum brcm_usb_phy_id { 27 BRCM_USB_PHY_2_0 = 0, 28 BRCM_USB_PHY_3_0, 29 BRCM_USB_PHY_ID_MAX 30}; 31 32struct value_to_name_map { 33 int value; 34 const char *name; 35}; 36 37struct match_chip_info { 38 void (*init_func)(struct brcm_usb_init_params *params); 39 u8 required_regs[BRCM_REGS_MAX + 1]; 40 u8 optional_reg; 41}; 42 43static const struct value_to_name_map brcm_dr_mode_to_name[] = { 44 { USB_CTLR_MODE_HOST, "host" }, 45 { USB_CTLR_MODE_DEVICE, "peripheral" }, 46 { USB_CTLR_MODE_DRD, "drd" }, 47 { USB_CTLR_MODE_TYPEC_PD, "typec-pd" } 48}; 49 50static const struct value_to_name_map brcm_dual_mode_to_name[] = { 51 { 0, "host" }, 52 { 1, "device" }, 53 { 2, "auto" }, 54}; 55 56struct brcm_usb_phy { 57 struct phy *phy; 58 unsigned int id; 59 bool inited; 60}; 61 62struct brcm_usb_phy_data { 63 struct brcm_usb_init_params ini; 64 bool has_eohci; 65 bool has_xhci; 66 struct clk *usb_20_clk; 67 struct clk *usb_30_clk; 68 struct clk *suspend_clk; 69 struct mutex mutex; /* serialize phy init */ 70 int init_count; 71 int wake_irq; 72 struct brcm_usb_phy phys[BRCM_USB_PHY_ID_MAX]; 73 struct notifier_block pm_notifier; 74 bool pm_active; 75}; 76 77static s8 *node_reg_names[BRCM_REGS_MAX] = { 78 "crtl", "xhci_ec", "xhci_gbl", "usb_phy", "usb_mdio", "bdc_ec" 79}; 80 81static int brcm_pm_notifier(struct notifier_block *notifier, 82 unsigned long pm_event, 83 void *unused) 84{ 85 struct brcm_usb_phy_data *priv = 86 container_of(notifier, struct brcm_usb_phy_data, pm_notifier); 87 88 switch (pm_event) { 89 case PM_HIBERNATION_PREPARE: 90 case PM_SUSPEND_PREPARE: 91 priv->pm_active = true; 92 break; 93 case PM_POST_RESTORE: 94 case PM_POST_HIBERNATION: 95 case PM_POST_SUSPEND: 96 priv->pm_active = false; 97 break; 98 } 99 return NOTIFY_DONE; 100} 101 102static irqreturn_t brcm_usb_phy_wake_isr(int irq, void *dev_id) 103{ 104 struct device *dev = dev_id; 105 106 pm_wakeup_event(dev, 0); 107 108 return IRQ_HANDLED; 109} 110 111static int brcm_usb_phy_init(struct phy *gphy) 112{ 113 struct brcm_usb_phy *phy = phy_get_drvdata(gphy); 114 struct brcm_usb_phy_data *priv = 115 container_of(phy, struct brcm_usb_phy_data, phys[phy->id]); 116 117 if (priv->pm_active) 118 return 0; 119 120 /* 121 * Use a lock to make sure a second caller waits until 122 * the base phy is inited before using it. 123 */ 124 mutex_lock(&priv->mutex); 125 if (priv->init_count++ == 0) { 126 clk_prepare_enable(priv->usb_20_clk); 127 clk_prepare_enable(priv->usb_30_clk); 128 clk_prepare_enable(priv->suspend_clk); 129 brcm_usb_init_common(&priv->ini); 130 } 131 mutex_unlock(&priv->mutex); 132 if (phy->id == BRCM_USB_PHY_2_0) 133 brcm_usb_init_eohci(&priv->ini); 134 else if (phy->id == BRCM_USB_PHY_3_0) 135 brcm_usb_init_xhci(&priv->ini); 136 phy->inited = true; 137 dev_dbg(&gphy->dev, "INIT, id: %d, total: %d\n", phy->id, 138 priv->init_count); 139 140 return 0; 141} 142 143static int brcm_usb_phy_exit(struct phy *gphy) 144{ 145 struct brcm_usb_phy *phy = phy_get_drvdata(gphy); 146 struct brcm_usb_phy_data *priv = 147 container_of(phy, struct brcm_usb_phy_data, phys[phy->id]); 148 149 if (priv->pm_active) 150 return 0; 151 152 dev_dbg(&gphy->dev, "EXIT\n"); 153 if (phy->id == BRCM_USB_PHY_2_0) 154 brcm_usb_uninit_eohci(&priv->ini); 155 if (phy->id == BRCM_USB_PHY_3_0) 156 brcm_usb_uninit_xhci(&priv->ini); 157 158 /* If both xhci and eohci are gone, reset everything else */ 159 mutex_lock(&priv->mutex); 160 if (--priv->init_count == 0) { 161 brcm_usb_uninit_common(&priv->ini); 162 clk_disable_unprepare(priv->usb_20_clk); 163 clk_disable_unprepare(priv->usb_30_clk); 164 clk_disable_unprepare(priv->suspend_clk); 165 } 166 mutex_unlock(&priv->mutex); 167 phy->inited = false; 168 return 0; 169} 170 171static const struct phy_ops brcm_usb_phy_ops = { 172 .init = brcm_usb_phy_init, 173 .exit = brcm_usb_phy_exit, 174 .owner = THIS_MODULE, 175}; 176 177static struct phy *brcm_usb_phy_xlate(struct device *dev, 178 const struct of_phandle_args *args) 179{ 180 struct brcm_usb_phy_data *data = dev_get_drvdata(dev); 181 182 /* 183 * values 0 and 1 are for backward compatibility with 184 * device tree nodes from older bootloaders. 185 */ 186 switch (args->args[0]) { 187 case 0: 188 case PHY_TYPE_USB2: 189 if (data->phys[BRCM_USB_PHY_2_0].phy) 190 return data->phys[BRCM_USB_PHY_2_0].phy; 191 dev_warn(dev, "Error, 2.0 Phy not found\n"); 192 break; 193 case 1: 194 case PHY_TYPE_USB3: 195 if (data->phys[BRCM_USB_PHY_3_0].phy) 196 return data->phys[BRCM_USB_PHY_3_0].phy; 197 dev_warn(dev, "Error, 3.0 Phy not found\n"); 198 break; 199 } 200 return ERR_PTR(-ENODEV); 201} 202 203static int name_to_value(const struct value_to_name_map *table, int count, 204 const char *name, int *value) 205{ 206 int x; 207 208 *value = 0; 209 for (x = 0; x < count; x++) { 210 if (sysfs_streq(name, table[x].name)) { 211 *value = x; 212 return 0; 213 } 214 } 215 return -EINVAL; 216} 217 218static const char *value_to_name(const struct value_to_name_map *table, int count, 219 int value) 220{ 221 if (value >= count) 222 return "unknown"; 223 return table[value].name; 224} 225 226static ssize_t dr_mode_show(struct device *dev, 227 struct device_attribute *attr, 228 char *buf) 229{ 230 struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); 231 232 return sprintf(buf, "%s\n", 233 value_to_name(&brcm_dr_mode_to_name[0], 234 ARRAY_SIZE(brcm_dr_mode_to_name), 235 priv->ini.supported_port_modes)); 236} 237static DEVICE_ATTR_RO(dr_mode); 238 239static ssize_t dual_select_store(struct device *dev, 240 struct device_attribute *attr, 241 const char *buf, size_t len) 242{ 243 struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); 244 int value; 245 int res; 246 247 mutex_lock(&sysfs_lock); 248 res = name_to_value(&brcm_dual_mode_to_name[0], 249 ARRAY_SIZE(brcm_dual_mode_to_name), buf, &value); 250 if (!res) { 251 priv->ini.port_mode = value; 252 brcm_usb_set_dual_select(&priv->ini); 253 res = len; 254 } 255 mutex_unlock(&sysfs_lock); 256 return res; 257} 258 259static ssize_t dual_select_show(struct device *dev, 260 struct device_attribute *attr, 261 char *buf) 262{ 263 struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); 264 int value; 265 266 mutex_lock(&sysfs_lock); 267 value = brcm_usb_get_dual_select(&priv->ini); 268 mutex_unlock(&sysfs_lock); 269 return sprintf(buf, "%s\n", 270 value_to_name(&brcm_dual_mode_to_name[0], 271 ARRAY_SIZE(brcm_dual_mode_to_name), 272 value)); 273} 274static DEVICE_ATTR_RW(dual_select); 275 276static struct attribute *brcm_usb_phy_attrs[] = { 277 &dev_attr_dr_mode.attr, 278 &dev_attr_dual_select.attr, 279 NULL 280}; 281 282static const struct attribute_group brcm_usb_phy_group = { 283 .attrs = brcm_usb_phy_attrs, 284}; 285 286static const struct match_chip_info chip_info_4908 = { 287 .init_func = &brcm_usb_dvr_init_4908, 288 .required_regs = { 289 BRCM_REGS_CTRL, 290 BRCM_REGS_XHCI_EC, 291 -1, 292 }, 293}; 294 295static const struct match_chip_info chip_info_7216 = { 296 .init_func = &brcm_usb_dvr_init_7216, 297 .required_regs = { 298 BRCM_REGS_CTRL, 299 BRCM_REGS_XHCI_EC, 300 BRCM_REGS_XHCI_GBL, 301 -1, 302 }, 303}; 304 305static const struct match_chip_info chip_info_7211b0 = { 306 .init_func = &brcm_usb_dvr_init_7211b0, 307 .required_regs = { 308 BRCM_REGS_CTRL, 309 BRCM_REGS_XHCI_EC, 310 BRCM_REGS_XHCI_GBL, 311 BRCM_REGS_USB_PHY, 312 BRCM_REGS_USB_MDIO, 313 -1, 314 }, 315 .optional_reg = BRCM_REGS_BDC_EC, 316}; 317 318static const struct match_chip_info chip_info_7445 = { 319 .init_func = &brcm_usb_dvr_init_7445, 320 .required_regs = { 321 BRCM_REGS_CTRL, 322 BRCM_REGS_XHCI_EC, 323 -1, 324 }, 325}; 326 327static const struct of_device_id brcm_usb_dt_ids[] = { 328 { 329 .compatible = "brcm,bcm4908-usb-phy", 330 .data = &chip_info_4908, 331 }, 332 { 333 .compatible = "brcm,bcm7216-usb-phy", 334 .data = &chip_info_7216, 335 }, 336 { 337 .compatible = "brcm,bcm7211-usb-phy", 338 .data = &chip_info_7211b0, 339 }, 340 { 341 .compatible = "brcm,brcmstb-usb-phy", 342 .data = &chip_info_7445, 343 }, 344 { /* sentinel */ } 345}; 346 347static int brcm_usb_get_regs(struct platform_device *pdev, 348 enum brcmusb_reg_sel regs, 349 struct brcm_usb_init_params *ini, 350 bool optional) 351{ 352 struct resource *res; 353 354 /* Older DT nodes have ctrl and optional xhci_ec by index only */ 355 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, 356 node_reg_names[regs]); 357 if (res == NULL) { 358 if (regs == BRCM_REGS_CTRL) { 359 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 360 } else if (regs == BRCM_REGS_XHCI_EC) { 361 res = platform_get_resource(pdev, IORESOURCE_MEM, 1); 362 /* XHCI_EC registers are optional */ 363 if (res == NULL) 364 return 0; 365 } 366 if (res == NULL) { 367 if (optional) { 368 dev_dbg(&pdev->dev, 369 "Optional reg %s not found\n", 370 node_reg_names[regs]); 371 return 0; 372 } 373 dev_err(&pdev->dev, "can't get %s base addr\n", 374 node_reg_names[regs]); 375 return 1; 376 } 377 } 378 ini->regs[regs] = devm_ioremap_resource(&pdev->dev, res); 379 if (IS_ERR(ini->regs[regs])) { 380 dev_err(&pdev->dev, "can't map %s register space\n", 381 node_reg_names[regs]); 382 return 1; 383 } 384 return 0; 385} 386 387static int brcm_usb_phy_dvr_init(struct platform_device *pdev, 388 struct brcm_usb_phy_data *priv, 389 struct device_node *dn) 390{ 391 struct device *dev = &pdev->dev; 392 struct phy *gphy = NULL; 393 int err; 394 395 priv->usb_20_clk = of_clk_get_by_name(dn, "sw_usb"); 396 if (IS_ERR(priv->usb_20_clk)) { 397 if (PTR_ERR(priv->usb_20_clk) == -EPROBE_DEFER) 398 return -EPROBE_DEFER; 399 dev_info(dev, "Clock not found in Device Tree\n"); 400 priv->usb_20_clk = NULL; 401 } 402 err = clk_prepare_enable(priv->usb_20_clk); 403 if (err) 404 return err; 405 406 if (priv->has_eohci) { 407 gphy = devm_phy_create(dev, NULL, &brcm_usb_phy_ops); 408 if (IS_ERR(gphy)) { 409 dev_err(dev, "failed to create EHCI/OHCI PHY\n"); 410 return PTR_ERR(gphy); 411 } 412 priv->phys[BRCM_USB_PHY_2_0].phy = gphy; 413 priv->phys[BRCM_USB_PHY_2_0].id = BRCM_USB_PHY_2_0; 414 phy_set_drvdata(gphy, &priv->phys[BRCM_USB_PHY_2_0]); 415 } 416 417 if (priv->has_xhci) { 418 gphy = devm_phy_create(dev, NULL, &brcm_usb_phy_ops); 419 if (IS_ERR(gphy)) { 420 dev_err(dev, "failed to create XHCI PHY\n"); 421 return PTR_ERR(gphy); 422 } 423 priv->phys[BRCM_USB_PHY_3_0].phy = gphy; 424 priv->phys[BRCM_USB_PHY_3_0].id = BRCM_USB_PHY_3_0; 425 phy_set_drvdata(gphy, &priv->phys[BRCM_USB_PHY_3_0]); 426 427 priv->usb_30_clk = of_clk_get_by_name(dn, "sw_usb3"); 428 if (IS_ERR(priv->usb_30_clk)) { 429 if (PTR_ERR(priv->usb_30_clk) == -EPROBE_DEFER) 430 return -EPROBE_DEFER; 431 dev_info(dev, 432 "USB3.0 clock not found in Device Tree\n"); 433 priv->usb_30_clk = NULL; 434 } 435 err = clk_prepare_enable(priv->usb_30_clk); 436 if (err) 437 return err; 438 } 439 440 priv->suspend_clk = clk_get(dev, "usb0_freerun"); 441 if (IS_ERR(priv->suspend_clk)) { 442 if (PTR_ERR(priv->suspend_clk) == -EPROBE_DEFER) 443 return -EPROBE_DEFER; 444 dev_err(dev, "Suspend Clock not found in Device Tree\n"); 445 priv->suspend_clk = NULL; 446 } 447 448 priv->wake_irq = platform_get_irq_byname_optional(pdev, "wake"); 449 if (priv->wake_irq < 0) 450 priv->wake_irq = platform_get_irq_byname_optional(pdev, "wakeup"); 451 if (priv->wake_irq >= 0) { 452 err = devm_request_irq(dev, priv->wake_irq, 453 brcm_usb_phy_wake_isr, 0, 454 dev_name(dev), dev); 455 if (err < 0) 456 return err; 457 device_set_wakeup_capable(dev, 1); 458 } else { 459 dev_info(dev, 460 "Wake interrupt missing, system wake not supported\n"); 461 } 462 463 return 0; 464} 465 466static int brcm_usb_phy_probe(struct platform_device *pdev) 467{ 468 struct device *dev = &pdev->dev; 469 struct brcm_usb_phy_data *priv; 470 struct phy_provider *phy_provider; 471 struct device_node *dn = pdev->dev.of_node; 472 int err; 473 const char *mode; 474 const struct match_chip_info *info; 475 struct regmap *rmap; 476 int x; 477 478 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 479 if (!priv) 480 return -ENOMEM; 481 platform_set_drvdata(pdev, priv); 482 483 priv->ini.family_id = brcmstb_get_family_id(); 484 priv->ini.product_id = brcmstb_get_product_id(); 485 486 info = of_device_get_match_data(&pdev->dev); 487 if (!info) 488 return -ENOENT; 489 490 info->init_func(&priv->ini); 491 492 dev_dbg(dev, "Best mapping table is for %s\n", 493 priv->ini.family_name); 494 495 of_property_read_u32(dn, "brcm,ipp", &priv->ini.ipp); 496 of_property_read_u32(dn, "brcm,ioc", &priv->ini.ioc); 497 498 priv->ini.supported_port_modes = USB_CTLR_MODE_HOST; 499 err = of_property_read_string(dn, "dr_mode", &mode); 500 if (err == 0) { 501 name_to_value(&brcm_dr_mode_to_name[0], 502 ARRAY_SIZE(brcm_dr_mode_to_name), 503 mode, &priv->ini.supported_port_modes); 504 } 505 /* Default port_mode to supported port_modes */ 506 priv->ini.port_mode = priv->ini.supported_port_modes; 507 508 if (of_property_read_bool(dn, "brcm,has-xhci")) 509 priv->has_xhci = true; 510 if (of_property_read_bool(dn, "brcm,has-eohci")) 511 priv->has_eohci = true; 512 513 for (x = 0; x < BRCM_REGS_MAX; x++) { 514 if (info->required_regs[x] >= BRCM_REGS_MAX) 515 break; 516 517 err = brcm_usb_get_regs(pdev, info->required_regs[x], 518 &priv->ini, false); 519 if (err) 520 return -EINVAL; 521 } 522 if (info->optional_reg) { 523 err = brcm_usb_get_regs(pdev, info->optional_reg, 524 &priv->ini, true); 525 if (err) 526 return -EINVAL; 527 } 528 529 err = brcm_usb_phy_dvr_init(pdev, priv, dn); 530 if (err) 531 return err; 532 533 priv->pm_notifier.notifier_call = brcm_pm_notifier; 534 register_pm_notifier(&priv->pm_notifier); 535 536 mutex_init(&priv->mutex); 537 538 /* make sure invert settings are correct */ 539 brcm_usb_init_ipp(&priv->ini); 540 541 /* 542 * Create sysfs entries for mode. 543 * Remove "dual_select" attribute if not in dual mode 544 */ 545 if (priv->ini.supported_port_modes != USB_CTLR_MODE_DRD) 546 brcm_usb_phy_attrs[1] = NULL; 547 err = sysfs_create_group(&dev->kobj, &brcm_usb_phy_group); 548 if (err) 549 dev_warn(dev, "Error creating sysfs attributes\n"); 550 551 /* Get piarbctl syscon if it exists */ 552 rmap = syscon_regmap_lookup_by_phandle(dev->of_node, 553 "syscon-piarbctl"); 554 if (IS_ERR(rmap)) 555 rmap = syscon_regmap_lookup_by_phandle(dev->of_node, 556 "brcm,syscon-piarbctl"); 557 if (!IS_ERR(rmap)) 558 priv->ini.syscon_piarbctl = rmap; 559 560 /* start with everything off */ 561 if (priv->has_xhci) 562 brcm_usb_uninit_xhci(&priv->ini); 563 if (priv->has_eohci) 564 brcm_usb_uninit_eohci(&priv->ini); 565 brcm_usb_uninit_common(&priv->ini); 566 clk_disable_unprepare(priv->usb_20_clk); 567 clk_disable_unprepare(priv->usb_30_clk); 568 569 phy_provider = devm_of_phy_provider_register(dev, brcm_usb_phy_xlate); 570 571 return PTR_ERR_OR_ZERO(phy_provider); 572} 573 574static void brcm_usb_phy_remove(struct platform_device *pdev) 575{ 576 struct brcm_usb_phy_data *priv = dev_get_drvdata(&pdev->dev); 577 578 sysfs_remove_group(&pdev->dev.kobj, &brcm_usb_phy_group); 579 unregister_pm_notifier(&priv->pm_notifier); 580} 581 582#ifdef CONFIG_PM_SLEEP 583static int brcm_usb_phy_suspend(struct device *dev) 584{ 585 struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); 586 587 if (priv->init_count) { 588 dev_dbg(dev, "SUSPEND\n"); 589 priv->ini.wake_enabled = device_may_wakeup(dev); 590 if (priv->phys[BRCM_USB_PHY_3_0].inited) 591 brcm_usb_uninit_xhci(&priv->ini); 592 if (priv->phys[BRCM_USB_PHY_2_0].inited) 593 brcm_usb_uninit_eohci(&priv->ini); 594 brcm_usb_uninit_common(&priv->ini); 595 596 /* 597 * Handle the clocks unless needed for wake. This has 598 * to work for both older XHCI->3.0-clks, EOHCI->2.0-clks 599 * and newer XHCI->2.0-clks/3.0-clks. 600 */ 601 602 if (!priv->ini.wake_enabled) { 603 if (priv->phys[BRCM_USB_PHY_3_0].inited) 604 clk_disable_unprepare(priv->usb_30_clk); 605 if (priv->phys[BRCM_USB_PHY_2_0].inited || 606 !priv->has_eohci) 607 clk_disable_unprepare(priv->usb_20_clk); 608 } 609 if (priv->wake_irq >= 0) 610 enable_irq_wake(priv->wake_irq); 611 } 612 return 0; 613} 614 615static int brcm_usb_phy_resume(struct device *dev) 616{ 617 struct brcm_usb_phy_data *priv = dev_get_drvdata(dev); 618 619 if (!priv->ini.wake_enabled) { 620 clk_prepare_enable(priv->usb_20_clk); 621 clk_prepare_enable(priv->usb_30_clk); 622 } 623 brcm_usb_init_ipp(&priv->ini); 624 625 /* 626 * Initialize anything that was previously initialized. 627 * Uninitialize anything that wasn't previously initialized. 628 */ 629 if (priv->init_count) { 630 dev_dbg(dev, "RESUME\n"); 631 if (priv->wake_irq >= 0) 632 disable_irq_wake(priv->wake_irq); 633 brcm_usb_init_common(&priv->ini); 634 if (priv->phys[BRCM_USB_PHY_2_0].inited) { 635 brcm_usb_init_eohci(&priv->ini); 636 } else if (priv->has_eohci) { 637 brcm_usb_uninit_eohci(&priv->ini); 638 clk_disable_unprepare(priv->usb_20_clk); 639 } 640 if (priv->phys[BRCM_USB_PHY_3_0].inited) { 641 brcm_usb_init_xhci(&priv->ini); 642 } else if (priv->has_xhci) { 643 brcm_usb_uninit_xhci(&priv->ini); 644 clk_disable_unprepare(priv->usb_30_clk); 645 if (!priv->has_eohci) 646 clk_disable_unprepare(priv->usb_20_clk); 647 } 648 } else { 649 if (priv->has_xhci) 650 brcm_usb_uninit_xhci(&priv->ini); 651 if (priv->has_eohci) 652 brcm_usb_uninit_eohci(&priv->ini); 653 brcm_usb_uninit_common(&priv->ini); 654 clk_disable_unprepare(priv->usb_20_clk); 655 clk_disable_unprepare(priv->usb_30_clk); 656 } 657 priv->ini.wake_enabled = false; 658 return 0; 659} 660#endif /* CONFIG_PM_SLEEP */ 661 662static const struct dev_pm_ops brcm_usb_phy_pm_ops = { 663 SET_LATE_SYSTEM_SLEEP_PM_OPS(brcm_usb_phy_suspend, brcm_usb_phy_resume) 664}; 665 666MODULE_DEVICE_TABLE(of, brcm_usb_dt_ids); 667 668static struct platform_driver brcm_usb_driver = { 669 .probe = brcm_usb_phy_probe, 670 .remove_new = brcm_usb_phy_remove, 671 .driver = { 672 .name = "brcmstb-usb-phy", 673 .pm = &brcm_usb_phy_pm_ops, 674 .of_match_table = brcm_usb_dt_ids, 675 }, 676}; 677 678module_platform_driver(brcm_usb_driver); 679 680MODULE_ALIAS("platform:brcmstb-usb-phy"); 681MODULE_AUTHOR("Al Cooper <acooper@broadcom.com>"); 682MODULE_DESCRIPTION("BRCM USB PHY driver"); 683MODULE_LICENSE("GPL v2"); 684