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kernel/linux-imx6_3.14.28/arch/mips/pci/fixup-tb0287.c 1.59 KB
6b13f685e   김민수   BSP 최초 추가
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  /*
   *  fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
   *
   *  Copyright (C) 2005	Yoichi Yuasa <yuasa@linux-mips.org>
   *
   *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  #include <linux/init.h>
  #include <linux/pci.h>
  
  #include <asm/vr41xx/tb0287.h>
  
  int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
  {
  	unsigned char bus;
  	int irq = -1;
  
  	bus = dev->bus->number;
  	if (bus == 0) {
  		switch (slot) {
  		case 16:
  			irq = TB0287_SM501_IRQ;
  			break;
  		case 17:
  			irq = TB0287_SIL680A_IRQ;
  			break;
  		default:
  			break;
  		}
  	} else if (bus == 1) {
  		switch (PCI_SLOT(dev->devfn)) {
  		case 0:
  			irq = TB0287_PCI_SLOT_IRQ;
  			break;
  		case 2:
  		case 3:
  			irq = TB0287_RTL8110_IRQ;
  			break;
  		default:
  			break;
  		}
  	} else if (bus > 1) {
  		irq = TB0287_PCI_SLOT_IRQ;
  	}
  
  	return irq;
  }
  
  /* Do platform specific device initialization at pci_enable_device() time */
  int pcibios_plat_dev_init(struct pci_dev *dev)
  {
  	return 0;
  }