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kernel/linux-rt-4.4.41/arch/sh/drivers/pci/fixups-sdk7780.c 1.25 KB
5113f6f70   김현기   kernel add
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  /*
   * arch/sh/drivers/pci/fixups-sdk7780.c
   *
   * PCI fixups for the SDK7780SE03
   *
   * Copyright (C) 2003  Lineo uSolutions, Inc.
   * Copyright (C) 2004 - 2006  Paul Mundt
   * Copyright (C) 2006  Nobuhiro Iwamatsu
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   */
  #include <linux/pci.h>
  #include <linux/io.h>
  #include <linux/sh_intc.h>
  #include "pci-sh4.h"
  
  #define IRQ_INTA	evt2irq(0xa20)
  #define IRQ_INTB	evt2irq(0xa40)
  #define IRQ_INTC	evt2irq(0xa60)
  #define IRQ_INTD	evt2irq(0xa80)
  
  /* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */
  static char sdk7780_irq_tab[4][16] __initdata = {
  	/* INTA */
  	{ IRQ_INTA, IRQ_INTD, IRQ_INTC, IRQ_INTD, -1, -1, -1, -1, -1, -1,
  	  -1, -1, -1, -1, -1, -1 },
  	/* INTB */
  	{ IRQ_INTB, IRQ_INTA, -1, IRQ_INTA, -1, -1, -1, -1, -1, -1, -1, -1,
  	  -1, -1, -1, -1 },
  	/* INTC */
  	{ IRQ_INTC, IRQ_INTB, -1, IRQ_INTB, -1, -1, -1, -1, -1, -1, -1, -1,
  	  -1, -1, -1, -1 },
  	/* INTD */
  	{ IRQ_INTD, IRQ_INTC, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
  	  -1, -1, -1 },
  };
  
  int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
  {
         return sdk7780_irq_tab[pin-1][slot];
  }