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64 lines
2.3 KiB
64 lines
2.3 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* Copyright (C) 2012 Hauke Mehrtens <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by the |
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* Free Software Foundation; either version 2 of the License, or (at your |
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* option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software Foundation, |
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* Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#ifndef __USB_CORE_EHCI_PDRIVER_H |
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#define __USB_CORE_EHCI_PDRIVER_H |
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struct platform_device; |
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struct usb_hcd; |
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/** |
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* struct usb_ehci_pdata - platform_data for generic ehci driver |
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* |
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* @caps_offset: offset of the EHCI Capability Registers to the start of |
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* the io memory region provided to the driver. |
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* @has_tt: set to 1 if TT is integrated in root hub. |
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* @port_power_on: set to 1 if the controller needs a power up after |
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* initialization. |
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* @port_power_off: set to 1 if the controller needs to be powered down |
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* after initialization. |
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* @no_io_watchdog: set to 1 if the controller does not need the I/O |
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* watchdog to run. |
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* @reset_on_resume: set to 1 if the controller needs to be reset after |
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* a suspend / resume cycle (but can't detect that itself). |
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* |
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* These are general configuration options for the EHCI controller. All of |
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* these options are activating more or less workarounds for some hardware. |
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*/ |
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struct usb_ehci_pdata { |
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int caps_offset; |
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unsigned has_tt:1; |
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unsigned has_synopsys_hc_bug:1; |
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unsigned big_endian_desc:1; |
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unsigned big_endian_mmio:1; |
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unsigned no_io_watchdog:1; |
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unsigned reset_on_resume:1; |
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unsigned dma_mask_64:1; |
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/* Turn on all power and clocks */ |
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int (*power_on)(struct platform_device *pdev); |
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/* Turn off all power and clocks */ |
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void (*power_off)(struct platform_device *pdev); |
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/* Turn on only VBUS suspend power and hotplug detection, |
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* turn off everything else */ |
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void (*power_suspend)(struct platform_device *pdev); |
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int (*pre_setup)(struct usb_hcd *hcd); |
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}; |
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#endif /* __USB_CORE_EHCI_PDRIVER_H */
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