Edit File: ehci_pdriver.h
// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #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; /* 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 */