| // SPDX-License-Identifier: GPL-2.0+ | |
| /* | |
| * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de> | |
| */ | |
| #ifndef __USB_CORE_EHCI_PDRIVER_H | |
| #define __USB_CORE_EHCI_PDRIVER_H | |
| struct platform_device; | |
| struct usb_hcd; | |
| /** | |
| * struct usb_ehci_pdata - platform_data for generic ehci driver | |
| * | |
| * @caps_offset: offset of the EHCI Capability Registers to the start of | |
| * the io memory region provided to the driver. | |
| * @has_tt: set to 1 if TT is integrated in root hub. | |
| * @port_power_on: set to 1 if the controller needs a power up after | |
| * initialization. | |
| * @port_power_off: set to 1 if the controller needs to be powered down | |
| * after initialization. | |
| * @no_io_watchdog: set to 1 if the controller does not need the I/O | |
| * watchdog to run. | |
| * @reset_on_resume: set to 1 if the controller needs to be reset after | |
| * a suspend / resume cycle (but can't detect that itself). | |
| * | |
| * These are general configuration options for the EHCI controller. All of | |
| * these options are activating more or less workarounds for some hardware. | |
| */ | |
| struct usb_ehci_pdata { | |
| int caps_offset; | |
| unsigned has_tt:1; | |
| unsigned has_synopsys_hc_bug:1; | |
| unsigned big_endian_desc:1; | |
| unsigned big_endian_mmio:1; | |
| unsigned no_io_watchdog:1; | |
| unsigned reset_on_resume:1; | |
| unsigned dma_mask_64:1; | |
| unsigned spurious_oc:1; | |
| /* Turn on all power and clocks */ | |
| int (*power_on)(struct platform_device *pdev); | |
| /* Turn off all power and clocks */ | |
| void (*power_off)(struct platform_device *pdev); | |
| /* Turn on only VBUS suspend power and hotplug detection, | |
| * turn off everything else */ | |
| void (*power_suspend)(struct platform_device *pdev); | |
| int (*pre_setup)(struct usb_hcd *hcd); | |
| }; | |
| #endif /* __USB_CORE_EHCI_PDRIVER_H */ |