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kernel/linux-rt-4.4.41/arch/arm/plat-orion/include/plat/pcie.h 1.16 KB
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  /*
   * arch/arm/plat-orion/include/plat/pcie.h
   *
   * Marvell Orion SoC PCIe handling.
   *
   * This file is licensed under the terms of the GNU General Public
   * License version 2.  This program is licensed "as is" without any
   * warranty of any kind, whether express or implied.
   */
  
  #ifndef __PLAT_PCIE_H
  #define __PLAT_PCIE_H
  
  struct pci_bus;
  
  u32 orion_pcie_dev_id(void __iomem *base);
  u32 orion_pcie_rev(void __iomem *base);
  int orion_pcie_link_up(void __iomem *base);
  int orion_pcie_x4_mode(void __iomem *base);
  int orion_pcie_get_local_bus_nr(void __iomem *base);
  void orion_pcie_set_local_bus_nr(void __iomem *base, int nr);
  void orion_pcie_reset(void __iomem *base);
  void orion_pcie_setup(void __iomem *base);
  int orion_pcie_rd_conf(void __iomem *base, struct pci_bus *bus,
  		       u32 devfn, int where, int size, u32 *val);
  int orion_pcie_rd_conf_tlp(void __iomem *base, struct pci_bus *bus,
  			   u32 devfn, int where, int size, u32 *val);
  int orion_pcie_rd_conf_wa(void __iomem *wa_base, struct pci_bus *bus,
  			  u32 devfn, int where, int size, u32 *val);
  int orion_pcie_wr_conf(void __iomem *base, struct pci_bus *bus,
  		       u32 devfn, int where, int size, u32 val);
  
  
  #endif