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 <linux/io.h> 15 #include "pci-sh4.h" 16 17 static char irq_tab[] __initdata = { 18 65, 66, 67, 68, 19 }; 20 21 int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) 22 { 23 return irq_tab[slot]; 24 } 25 int pci_fixup_pcic(struct pci_channel *chan) 26 { 27 pci_write_reg(chan, 0x000043ff, SH4_PCIINTM); 28 pci_write_reg(chan, 0x0000380f, SH4_PCIAINTM); 29 30 pci_write_reg(chan, 0xfbb00047, SH7780_PCICMD); 31 pci_write_reg(chan, 0x00000000, SH7780_PCIIBAR); 32 33 pci_write_reg(chan, 0x00011912, SH7780_PCISVID); 34 pci_write_reg(chan, 0x08000000, SH7780_PCICSCR0); 35 pci_write_reg(chan, 0x0000001b, SH7780_PCICSAR0); 36 pci_write_reg(chan, 0xfd000000, SH7780_PCICSCR1); 37 pci_write_reg(chan, 0x0000000f, SH7780_PCICSAR1); 38 39 pci_write_reg(chan, 0xfd000000, SH7780_PCIMBR0); 40 pci_write_reg(chan, 0x00fc0000, SH7780_PCIMBMR0); 41 42 #ifdef CONFIG_32BIT 43 pci_write_reg(chan, 0xc0000000, SH7780_PCIMBR2); 44 pci_write_reg(chan, 0x20000000 - SH7780_PCI_IO_SIZE, SH7780_PCIMBMR2); 45 #endif 46 47 /* Set IOBR for windows containing area specified in pci.h */ 48 pci_write_reg(chan, chan->io_resource->start & ~(SH7780_PCI_IO_SIZE-1), 49 SH7780_PCIIOBR); 50 pci_write_reg(chan, ((SH7780_PCI_IO_SIZE-1) & (7<<18)), 51 SH7780_PCIIOBMR); 52 53 return 0; 54 } 55