| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef _PCI_EHCI_H_ |
| #define _PCI_EHCI_H_ |
| |
| #include <device/device.h> |
| #include <device/pci_type.h> |
| #include <stdint.h> |
| |
| #define EHCI_BAR_INDEX 0x10 |
| #define PCI_EHCI_CLASSCODE 0x0c0320 /* USB2.0 with EHCI controller */ |
| |
| /* Return PCI BDF for an EHCI controller by a given index. PCI function |
| * must already be powered to respond to configuration requests. |
| */ |
| pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx); |
| |
| u8 *pci_ehci_base_regs(pci_devfn_t dev); |
| void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port); |
| |
| #if !CONFIG(USBDEBUG) |
| #define pci_ehci_read_resources pci_dev_read_resources |
| #else |
| /* Relocation of EHCI Debug Port BAR |
| * |
| * PCI EHCI controller with Debug Port capability shall replace |
| * pci_dev_read_resources() with pci_ehci_read_resources() in its |
| * declaration of device_operations for .read_resources. |
| * This installs a hook to reconfigure usbdebug when resource allocator |
| * assigns a new BAR for the device. |
| */ |
| struct device; |
| void pci_ehci_read_resources(struct device *dev); |
| #endif |
| |
| #endif /* _PCI_EHCI_H_ */ |
