arch/sh/drivers/pci/fixups-r7780rp.c

   1 /*
   2  * arch/sh/drivers/pci/fixups-r7780rp.c
   3  *
   4  * Highlander R7780RP-1 PCI fixups
   5  *
   6  * Copyright (C) 2003  Lineo uSolutions, Inc.
   7  * Copyright (C) 2004 - 2006  Paul Mundt
   8  *
   9  * This file is subject to the terms and conditions of the GNU General Public
  10  * License.  See the file "COPYING" in the main directory of this archive
  11  * for more details.
  12  */
  13 #include <linux/pci.h>
  14 #include "pci-sh4.h"
  15 #include <asm/io.h>
  16
  17 int pci_fixup_pcic(void)
  18 {
  19         pci_write_reg(0x000043ff, SH4_PCIINTM);
  20         pci_write_reg(0x0000380f, SH4_PCIAINTM);
  21
  22         pci_write_reg(0xfbb00047, SH7780_PCICMD);
  23         pci_write_reg(0x00000000, SH7780_PCIIBAR);
  24
  25         pci_write_reg(0x00011912, SH7780_PCISVID);
  26         pci_write_reg(0x08000000, SH7780_PCICSCR0);
  27         pci_write_reg(0x0000001b, SH7780_PCICSAR0);
  28         pci_write_reg(0xfd000000, SH7780_PCICSCR1);
  29         pci_write_reg(0x0000000f, SH7780_PCICSAR1);
  30
  31         pci_write_reg(0xfd000000, SH7780_PCIMBR0);
  32         pci_write_reg(0x00fc0000, SH7780_PCIMBMR0);
  33
  34 #ifdef CONFIG_32BIT
  35         pci_write_reg(0xc0000000, SH7780_PCIMBR2);
  36         pci_write_reg(0x20000000 - SH7780_PCI_IO_SIZE, SH7780_PCIMBMR2);
  37 #endif
  38
  39         /* Set IOBR for windows containing area specified in pci.h */
  40         pci_write_reg((PCIBIOS_MIN_IO & ~(SH7780_PCI_IO_SIZE - 1)),
  41                       SH7780_PCIIOBR);
  42         pci_write_reg(((SH7780_PCI_IO_SIZE-1) & (7<<18)), SH7780_PCIIOBMR);
  43
  44         return 0;
  45 }