| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Marek Szyprowski | 677 | 23.62% | 4 | 7.02% |
| Amelie Delaunay | 503 | 17.55% | 4 | 7.02% |
| Matthijs Kooijman | 260 | 9.07% | 2 | 3.51% |
| John Youn | 221 | 7.71% | 6 | 10.53% |
| Dinh Nguyen | 212 | 7.40% | 4 | 7.02% |
| Minas Harutyunyan | 201 | 7.01% | 3 | 5.26% |
| Stefan Wahren | 166 | 5.79% | 4 | 7.02% |
| Artur Petrosyan | 147 | 5.13% | 3 | 5.26% |
| Doug Anderson | 111 | 3.87% | 2 | 3.51% |
| Fabrice Gasnier | 61 | 2.13% | 2 | 3.51% |
| Gevorg Sahakyan | 58 | 2.02% | 1 | 1.75% |
| Marc Zyngier | 53 | 1.85% | 1 | 1.75% |
| Heiko Stübner | 43 | 1.50% | 1 | 1.75% |
| Martin Blumenstingl | 33 | 1.15% | 2 | 3.51% |
| Yunzhi Li | 23 | 0.80% | 1 | 1.75% |
| Vardan Mikayelyan | 19 | 0.66% | 2 | 3.51% |
| Mian Yousaf Kaukab | 17 | 0.59% | 2 | 3.51% |
| Russell King | 14 | 0.49% | 1 | 1.75% |
| Bruno Herrera | 9 | 0.31% | 1 | 1.75% |
| Chunfeng Yun | 8 | 0.28% | 1 | 1.75% |
| Jeremy Linton | 8 | 0.28% | 1 | 1.75% |
| Dejin Zheng | 4 | 0.14% | 1 | 1.75% |
| Heiner Kallweit | 4 | 0.14% | 1 | 1.75% |
| Felipe Balbi | 3 | 0.10% | 1 | 1.75% |
| Stephen Warren | 3 | 0.10% | 1 | 1.75% |
| Kever Yang | 3 | 0.10% | 1 | 1.75% |
| Fabio Estevam | 2 | 0.07% | 1 | 1.75% |
| Greg Kroah-Hartman | 1 | 0.03% | 1 | 1.75% |
| Christophe Jaillet | 1 | 0.03% | 1 | 1.75% |
| Lee Jones | 1 | 0.03% | 1 | 1.75% |
| Total | 2866 | 57 |
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* * platform.c - DesignWare HS OTG Controller platform driver * * Copyright (C) Matthijs Kooijman <matthijs@stdin.nl> */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/dma-mapping.h> #include <linux/of_device.h> #include <linux/mutex.h> #include <linux/platform_device.h> #include <linux/phy/phy.h> #include <linux/platform_data/s3c-hsotg.h> #include <linux/reset.h> #include <linux/usb/of.h> #include "core.h" #include "hcd.h" #include "debug.h" static const char dwc2_driver_name[] = "dwc2"; /* * Check the dr_mode against the module configuration and hardware * capabilities. * * The hardware, module, and dr_mode, can each be set to host, device, * or otg. Check that all these values are compatible and adjust the * value of dr_mode if possible. * * actual * HW MOD dr_mode dr_mode * ------------------------------ * HST HST any : HST * HST DEV any : --- * HST OTG any : HST * * DEV HST any : --- * DEV DEV any : DEV * DEV OTG any : DEV * * OTG HST any : HST * OTG DEV any : DEV * OTG OTG any : dr_mode */ static int dwc2_get_dr_mode(struct dwc2_hsotg *hsotg) { enum usb_dr_mode mode; hsotg->dr_mode = usb_get_dr_mode(hsotg->dev); if (hsotg->dr_mode == USB_DR_MODE_UNKNOWN) hsotg->dr_mode = USB_DR_MODE_OTG; mode = hsotg->dr_mode; if (dwc2_hw_is_device(hsotg)) { if (IS_ENABLED(CONFIG_USB_DWC2_HOST)) { dev_err(hsotg->dev, "Controller does not support host mode.\n"); return -EINVAL; } mode = USB_DR_MODE_PERIPHERAL; } else if (dwc2_hw_is_host(hsotg)) { if (IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL)) { dev_err(hsotg->dev, "Controller does not support device mode.\n"); return -EINVAL; } mode = USB_DR_MODE_HOST; } else { if (IS_ENABLED(CONFIG_USB_DWC2_HOST)) mode = USB_DR_MODE_HOST; else if (IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL)) mode = USB_DR_MODE_PERIPHERAL; } if (mode != hsotg->dr_mode) { dev_warn(hsotg->dev, "Configuration mismatch. dr_mode forced to %s\n", mode == USB_DR_MODE_HOST ? "host" : "device"); hsotg->dr_mode = mode; } return 0; } static void __dwc2_disable_regulators(void *data) { struct dwc2_hsotg *hsotg = data; regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies); } static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg) { struct platform_device *pdev = to_platform_device(hsotg->dev); int ret; ret = regulator_bulk_enable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies); if (ret) return ret; ret = devm_add_action_or_reset(&pdev->dev, __dwc2_disable_regulators, hsotg); if (ret) return ret; if (hsotg->clk) { ret = clk_prepare_enable(hsotg->clk); if (ret) return ret; } if (hsotg->uphy) { ret = usb_phy_init(hsotg->uphy); } else if (hsotg->plat && hsotg->plat->phy_init) { ret = hsotg->plat->phy_init(pdev, hsotg->plat->phy_type); } else { ret = phy_init(hsotg->phy); if (ret == 0) ret = phy_power_on(hsotg->phy); } return ret; } /** * dwc2_lowlevel_hw_enable - enable platform lowlevel hw resources * @hsotg: The driver state * * A wrapper for platform code responsible for controlling * low-level USB platform resources (phy, clock, regulators) */ int dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg) { int ret = __dwc2_lowlevel_hw_enable(hsotg); if (ret == 0) hsotg->ll_hw_enabled = true; return ret; } static int __dwc2_lowlevel_hw_disable(struct dwc2_hsotg *hsotg) { struct platform_device *pdev = to_platform_device(hsotg->dev); int ret = 0; if (hsotg->uphy) { usb_phy_shutdown(hsotg->uphy); } else if (hsotg->plat && hsotg->plat->phy_exit) { ret = hsotg->plat->phy_exit(pdev, hsotg->plat->phy_type); } else { ret = phy_power_off(hsotg->phy); if (ret == 0) ret = phy_exit(hsotg->phy); } if (ret) return ret; if (hsotg->clk) clk_disable_unprepare(hsotg->clk); return 0; } /** * dwc2_lowlevel_hw_disable - disable platform lowlevel hw resources * @hsotg: The driver state * * A wrapper for platform code responsible for controlling * low-level USB platform resources (phy, clock, regulators) */ int dwc2_lowlevel_hw_disable(struct dwc2_hsotg *hsotg) { int ret = __dwc2_lowlevel_hw_disable(hsotg); if (ret == 0) hsotg->ll_hw_enabled = false; return ret; } static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) { int i, ret; hsotg->reset = devm_reset_control_get_optional(hsotg->dev, "dwc2"); if (IS_ERR(hsotg->reset)) return dev_err_probe(hsotg->dev, PTR_ERR(hsotg->reset), "error getting reset control\n"); reset_control_deassert(hsotg->reset); hsotg->reset_ecc = devm_reset_control_get_optional(hsotg->dev, "dwc2-ecc"); if (IS_ERR(hsotg->reset_ecc)) return dev_err_probe(hsotg->dev, PTR_ERR(hsotg->reset_ecc), "error getting reset control for ecc\n"); reset_control_deassert(hsotg->reset_ecc); /* * Attempt to find a generic PHY, then look for an old style * USB PHY and then fall back to pdata */ hsotg->phy = devm_phy_get(hsotg->dev, "usb2-phy"); if (IS_ERR(hsotg->phy)) { ret = PTR_ERR(hsotg->phy); switch (ret) { case -ENODEV: case -ENOSYS: hsotg->phy = NULL; break; default: return dev_err_probe(hsotg->dev, ret, "error getting phy\n"); } } if (!hsotg->phy) { hsotg->uphy = devm_usb_get_phy(hsotg->dev, USB_PHY_TYPE_USB2); if (IS_ERR(hsotg->uphy)) { ret = PTR_ERR(hsotg->uphy); switch (ret) { case -ENODEV: case -ENXIO: hsotg->uphy = NULL; break; default: return dev_err_probe(hsotg->dev, ret, "error getting usb phy\n"); } } } hsotg->plat = dev_get_platdata(hsotg->dev); /* Clock */ hsotg->clk = devm_clk_get_optional(hsotg->dev, "otg"); if (IS_ERR(hsotg->clk)) return dev_err_probe(hsotg->dev, PTR_ERR(hsotg->clk), "cannot get otg clock\n"); /* Regulators */ for (i = 0; i < ARRAY_SIZE(hsotg->supplies); i++) hsotg->supplies[i].supply = dwc2_hsotg_supply_names[i]; ret = devm_regulator_bulk_get(hsotg->dev, ARRAY_SIZE(hsotg->supplies), hsotg->supplies); if (ret) return dev_err_probe(hsotg->dev, ret, "failed to request supplies\n"); return 0; } /** * dwc2_driver_remove() - Called when the DWC_otg core is unregistered with the * DWC_otg driver * * @dev: Platform device * * This routine is called, for example, when the rmmod command is executed. The * device may or may not be electrically present. If it is present, the driver * stops device processing. Any resources used on behalf of this device are * freed. */ static int dwc2_driver_remove(struct platform_device *dev) { struct dwc2_hsotg *hsotg = platform_get_drvdata(dev); struct dwc2_gregs_backup *gr; int ret = 0; gr = &hsotg->gr_backup; /* Exit Hibernation when driver is removed. */ if (hsotg->hibernated) { if (gr->gotgctl & GOTGCTL_CURMODE_HOST) ret = dwc2_exit_hibernation(hsotg, 0, 0, 1); else ret = dwc2_exit_hibernation(hsotg, 0, 0, 0); if (ret) dev_err(hsotg->dev, "exit hibernation failed.\n"); } /* Exit Partial Power Down when driver is removed. */ if (hsotg->in_ppd) { ret = dwc2_exit_partial_power_down(hsotg, 0, true); if (ret) dev_err(hsotg->dev, "exit partial_power_down failed\n"); } /* Exit clock gating when driver is removed. */ if (hsotg->params.power_down == DWC2_POWER_DOWN_PARAM_NONE && hsotg->bus_suspended) { if (dwc2_is_device_mode(hsotg)) dwc2_gadget_exit_clock_gating(hsotg, 0); else dwc2_host_exit_clock_gating(hsotg, 0); } dwc2_debugfs_exit(hsotg); if (hsotg->hcd_enabled) dwc2_hcd_remove(hsotg); if (hsotg->gadget_enabled) dwc2_hsotg_remove(hsotg); dwc2_drd_exit(hsotg); if (hsotg->params.activate_stm_id_vb_detection) regulator_disable(hsotg->usb33d); if (hsotg->ll_hw_enabled) dwc2_lowlevel_hw_disable(hsotg); reset_control_assert(hsotg->reset); reset_control_assert(hsotg->reset_ecc); return ret; } /** * dwc2_driver_shutdown() - Called on device shutdown * * @dev: Platform device * * In specific conditions (involving usb hubs) dwc2 devices can create a * lot of interrupts, even to the point of overwhelming devices running * at low frequencies. Some devices need to do special clock handling * at shutdown-time which may bring the system clock below the threshold * of being able to handle the dwc2 interrupts. Disabling dwc2-irqs * prevents reboots/poweroffs from getting stuck in such cases. */ static void dwc2_driver_shutdown(struct platform_device *dev) { struct dwc2_hsotg *hsotg = platform_get_drvdata(dev); dwc2_disable_global_interrupts(hsotg); synchronize_irq(hsotg->irq); } /** * dwc2_check_core_endianness() - Returns true if core and AHB have * opposite endianness. * @hsotg: Programming view of the DWC_otg controller. */ static bool dwc2_check_core_endianness(struct dwc2_hsotg *hsotg) { u32 snpsid; snpsid = ioread32(hsotg->regs + GSNPSID); if ((snpsid & GSNPSID_ID_MASK) == DWC2_OTG_ID || (snpsid & GSNPSID_ID_MASK) == DWC2_FS_IOT_ID || (snpsid & GSNPSID_ID_MASK) == DWC2_HS_IOT_ID) return false; return true; } /** * dwc2_check_core_version() - Check core version * * @hsotg: Programming view of the DWC_otg controller * */ int dwc2_check_core_version(struct dwc2_hsotg *hsotg) { struct dwc2_hw_params *hw = &hsotg->hw_params; /* * Attempt to ensure this device is really a DWC_otg Controller. * Read and verify the GSNPSID register contents. The value should be * 0x45f4xxxx, 0x5531xxxx or 0x5532xxxx */ hw->snpsid = dwc2_readl(hsotg, GSNPSID); if ((hw->snpsid & GSNPSID_ID_MASK) != DWC2_OTG_ID && (hw->snpsid & GSNPSID_ID_MASK) != DWC2_FS_IOT_ID && (hw->snpsid & GSNPSID_ID_MASK) != DWC2_HS_IOT_ID) { dev_err(hsotg->dev, "Bad value for GSNPSID: 0x%08x\n", hw->snpsid); return -ENODEV; } dev_dbg(hsotg->dev, "Core Release: %1x.%1x%1x%1x (snpsid=%x)\n", hw->snpsid >> 12 & 0xf, hw->snpsid >> 8 & 0xf, hw->snpsid >> 4 & 0xf, hw->snpsid & 0xf, hw->snpsid); return 0; } /** * dwc2_driver_probe() - Called when the DWC_otg core is bound to the DWC_otg * driver * * @dev: Platform device * * This routine creates the driver components required to control the device * (core, HCD, and PCD) and initializes the device. The driver components are * stored in a dwc2_hsotg structure. A reference to the dwc2_hsotg is saved * in the device private data. This allows the driver to access the dwc2_hsotg * structure on subsequent calls to driver methods for this device. */ static int dwc2_driver_probe(struct platform_device *dev) { struct dwc2_hsotg *hsotg; struct resource *res; int retval; hsotg = devm_kzalloc(&dev->dev, sizeof(*hsotg), GFP_KERNEL); if (!hsotg) return -ENOMEM; hsotg->dev = &dev->dev; /* * Use reasonable defaults so platforms don't have to provide these. */ if (!dev->dev.dma_mask) dev->dev.dma_mask = &dev->dev.coherent_dma_mask; retval = dma_set_coherent_mask(&dev->dev, DMA_BIT_MASK(32)); if (retval) { dev_err(&dev->dev, "can't set coherent DMA mask: %d\n", retval); return retval; } hsotg->regs = devm_platform_get_and_ioremap_resource(dev, 0, &res); if (IS_ERR(hsotg->regs)) return PTR_ERR(hsotg->regs); dev_dbg(&dev->dev, "mapped PA %08lx to VA %p\n", (unsigned long)res->start, hsotg->regs); retval = dwc2_lowlevel_hw_init(hsotg); if (retval) return retval; spin_lock_init(&hsotg->lock); hsotg->irq = platform_get_irq(dev, 0); if (hsotg->irq < 0) return hsotg->irq; dev_dbg(hsotg->dev, "registering common handler for irq%d\n", hsotg->irq); retval = devm_request_irq(hsotg->dev, hsotg->irq, dwc2_handle_common_intr, IRQF_SHARED, dev_name(hsotg->dev), hsotg); if (retval) return retval; hsotg->vbus_supply = devm_regulator_get_optional(hsotg->dev, "vbus"); if (IS_ERR(hsotg->vbus_supply)) { retval = PTR_ERR(hsotg->vbus_supply); hsotg->vbus_supply = NULL; if (retval != -ENODEV) return retval; } retval = dwc2_lowlevel_hw_enable(hsotg); if (retval) return retval; hsotg->needs_byte_swap = dwc2_check_core_endianness(hsotg); retval = dwc2_get_dr_mode(hsotg); if (retval) goto error; hsotg->need_phy_for_wake = of_property_read_bool(dev->dev.of_node, "snps,need-phy-for-wake"); /* * Before performing any core related operations * check core version. */ retval = dwc2_check_core_version(hsotg); if (retval) goto error; /* * Reset before dwc2_get_hwparams() then it could get power-on real * reset value form registers. */ retval = dwc2_core_reset(hsotg, false); if (retval) goto error; /* Detect config values from hardware */ retval = dwc2_get_hwparams(hsotg); if (retval) goto error; /* * For OTG cores, set the force mode bits to reflect the value * of dr_mode. Force mode bits should not be touched at any * other time after this. */ dwc2_force_dr_mode(hsotg); retval = dwc2_init_params(hsotg); if (retval) goto error; if (hsotg->params.activate_stm_id_vb_detection) { u32 ggpio; hsotg->usb33d = devm_regulator_get(hsotg->dev, "usb33d"); if (IS_ERR(hsotg->usb33d)) { retval = PTR_ERR(hsotg->usb33d); dev_err_probe(hsotg->dev, retval, "failed to request usb33d supply\n"); goto error; } retval = regulator_enable(hsotg->usb33d); if (retval) { dev_err_probe(hsotg->dev, retval, "failed to enable usb33d supply\n"); goto error; } ggpio = dwc2_readl(hsotg, GGPIO); ggpio |= GGPIO_STM32_OTG_GCCFG_IDEN; ggpio |= GGPIO_STM32_OTG_GCCFG_VBDEN; dwc2_writel(hsotg, ggpio, GGPIO); /* ID/VBUS detection startup time */ usleep_range(5000, 7000); } retval = dwc2_drd_init(hsotg); if (retval) { dev_err_probe(hsotg->dev, retval, "failed to initialize dual-role\n"); goto error_init; } if (hsotg->dr_mode != USB_DR_MODE_HOST) { retval = dwc2_gadget_init(hsotg); if (retval) goto error_drd; hsotg->gadget_enabled = 1; } /* * If we need PHY for wakeup we must be wakeup capable. * When we have a device that can wake without the PHY we * can adjust this condition. */ if (hsotg->need_phy_for_wake) device_set_wakeup_capable(&dev->dev, true); hsotg->reset_phy_on_wake = of_property_read_bool(dev->dev.of_node, "snps,reset-phy-on-wake"); if (hsotg->reset_phy_on_wake && !hsotg->phy) { dev_warn(hsotg->dev, "Quirk reset-phy-on-wake only supports generic PHYs\n"); hsotg->reset_phy_on_wake = false; } if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL) { retval = dwc2_hcd_init(hsotg); if (retval) { if (hsotg->gadget_enabled) dwc2_hsotg_remove(hsotg); goto error_drd; } hsotg->hcd_enabled = 1; } platform_set_drvdata(dev, hsotg); hsotg->hibernated = 0; dwc2_debugfs_init(hsotg); /* Gadget code manages lowlevel hw on its own */ if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) dwc2_lowlevel_hw_disable(hsotg); #if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \ IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE) /* Postponed adding a new gadget to the udc class driver list */ if (hsotg->gadget_enabled) { retval = usb_add_gadget_udc(hsotg->dev, &hsotg->gadget); if (retval) { hsotg->gadget.udc = NULL; dwc2_hsotg_remove(hsotg); goto error_debugfs; } } #endif /* CONFIG_USB_DWC2_PERIPHERAL || CONFIG_USB_DWC2_DUAL_ROLE */ return 0; #if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \ IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE) error_debugfs: dwc2_debugfs_exit(hsotg); if (hsotg->hcd_enabled) dwc2_hcd_remove(hsotg); #endif error_drd: dwc2_drd_exit(hsotg); error_init: if (hsotg->params.activate_stm_id_vb_detection) regulator_disable(hsotg->usb33d); error: if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL) dwc2_lowlevel_hw_disable(hsotg); return retval; } static int __maybe_unused dwc2_suspend(struct device *dev) { struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev); bool is_device_mode = dwc2_is_device_mode(dwc2); int ret = 0; if (is_device_mode) dwc2_hsotg_suspend(dwc2); dwc2_drd_suspend(dwc2); if (dwc2->params.activate_stm_id_vb_detection) { unsigned long flags; u32 ggpio, gotgctl; /* * Need to force the mode to the current mode to avoid Mode * Mismatch Interrupt when ID detection will be disabled. */ dwc2_force_mode(dwc2, !is_device_mode); spin_lock_irqsave(&dwc2->lock, flags); gotgctl = dwc2_readl(dwc2, GOTGCTL); /* bypass debounce filter, enable overrides */ gotgctl |= GOTGCTL_DBNCE_FLTR_BYPASS; gotgctl |= GOTGCTL_BVALOEN | GOTGCTL_AVALOEN; /* Force A / B session if needed */ if (gotgctl & GOTGCTL_ASESVLD) gotgctl |= GOTGCTL_AVALOVAL; if (gotgctl & GOTGCTL_BSESVLD) gotgctl |= GOTGCTL_BVALOVAL; dwc2_writel(dwc2, gotgctl, GOTGCTL); spin_unlock_irqrestore(&dwc2->lock, flags); ggpio = dwc2_readl(dwc2, GGPIO); ggpio &= ~GGPIO_STM32_OTG_GCCFG_IDEN; ggpio &= ~GGPIO_STM32_OTG_GCCFG_VBDEN; dwc2_writel(dwc2, ggpio, GGPIO); regulator_disable(dwc2->usb33d); } if (dwc2->ll_hw_enabled && (is_device_mode || dwc2_host_can_poweroff_phy(dwc2))) { ret = __dwc2_lowlevel_hw_disable(dwc2); dwc2->phy_off_for_suspend = true; } return ret; } static int __maybe_unused dwc2_resume(struct device *dev) { struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev); int ret = 0; if (dwc2->phy_off_for_suspend && dwc2->ll_hw_enabled) { ret = __dwc2_lowlevel_hw_enable(dwc2); if (ret) return ret; } dwc2->phy_off_for_suspend = false; if (dwc2->params.activate_stm_id_vb_detection) { unsigned long flags; u32 ggpio, gotgctl; ret = regulator_enable(dwc2->usb33d); if (ret) return ret; ggpio = dwc2_readl(dwc2, GGPIO); ggpio |= GGPIO_STM32_OTG_GCCFG_IDEN; ggpio |= GGPIO_STM32_OTG_GCCFG_VBDEN; dwc2_writel(dwc2, ggpio, GGPIO); /* ID/VBUS detection startup time */ usleep_range(5000, 7000); spin_lock_irqsave(&dwc2->lock, flags); gotgctl = dwc2_readl(dwc2, GOTGCTL); gotgctl &= ~GOTGCTL_DBNCE_FLTR_BYPASS; gotgctl &= ~(GOTGCTL_BVALOEN | GOTGCTL_AVALOEN | GOTGCTL_BVALOVAL | GOTGCTL_AVALOVAL); dwc2_writel(dwc2, gotgctl, GOTGCTL); spin_unlock_irqrestore(&dwc2->lock, flags); } if (!dwc2->role_sw) { /* Need to restore FORCEDEVMODE/FORCEHOSTMODE */ dwc2_force_dr_mode(dwc2); } else { dwc2_drd_resume(dwc2); } if (dwc2_is_device_mode(dwc2)) ret = dwc2_hsotg_resume(dwc2); return ret; } static const struct dev_pm_ops dwc2_dev_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(dwc2_suspend, dwc2_resume) }; static struct platform_driver dwc2_platform_driver = { .driver = { .name = dwc2_driver_name, .of_match_table = dwc2_of_match_table, .acpi_match_table = ACPI_PTR(dwc2_acpi_match), .pm = &dwc2_dev_pm_ops, }, .probe = dwc2_driver_probe, .remove = dwc2_driver_remove, .shutdown = dwc2_driver_shutdown, }; module_platform_driver(dwc2_platform_driver);
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