| /* |
| * arch/sh/drivers/pci/fixups-se7780.c |
| * |
| * HITACHI UL Solution Engine 7780 PCI fixups |
| * |
| * 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 "pci-sh4.h" |
| #include <asm/io.h> |
| |
| int pci_fixup_pcic(void) |
| { |
| ctrl_outl(0x00000001, SH7780_PCI_VCR2); |
| |
| /* Enable all interrupts, so we know what to fix */ |
| pci_write_reg(0x0000C3FF, SH7780_PCIIMR); |
| pci_write_reg(0x0000380F, SH7780_PCIAINTM); |
| |
| /* Set up standard PCI config registers */ |
| ctrl_outw(0xFB00, PCI_REG(SH7780_PCISTATUS)); |
| ctrl_outw(0x0047, PCI_REG(SH7780_PCICMD)); |
| ctrl_outb( 0x00, PCI_REG(SH7780_PCIPIF)); |
| ctrl_outb( 0x00, PCI_REG(SH7780_PCISUB)); |
| ctrl_outb( 0x06, PCI_REG(SH7780_PCIBCC)); |
| ctrl_outw(0x1912, PCI_REG(SH7780_PCISVID)); |
| ctrl_outw(0x0001, PCI_REG(SH7780_PCISID)); |
| |
| pci_write_reg(0x08000000, SH7780_PCIMBAR0); /* PCI */ |
| pci_write_reg(0x08000000, SH7780_PCILAR0); /* SHwy */ |
| pci_write_reg(0x07F00001, SH7780_PCILSR); /* size 128M w/ MBAR */ |
| |
| pci_write_reg(0x00000000, SH7780_PCIMBAR1); |
| pci_write_reg(0x00000000, SH7780_PCILAR1); |
| pci_write_reg(0x00000000, SH7780_PCILSR1); |
| |
| pci_write_reg(0xAB000801, SH7780_PCIIBAR); |
| |
| /* |
| * Set the MBR so PCI address is one-to-one with window, |
| * meaning all calls go straight through... use ifdef to |
| * catch erroneous assumption. |
| */ |
| pci_write_reg(0xFD000000 , SH7780_PCIMBR0); |
| pci_write_reg(0x00FC0000 , SH7780_PCIMBMR0); /* 16M */ |
| |
| /* Set IOBR for window containing area specified in pci.h */ |
| pci_write_reg(PCIBIOS_MIN_IO & ~(SH7780_PCI_IO_SIZE-1), SH7780_PCIIOBR); |
| pci_write_reg((SH7780_PCI_IO_SIZE-1) & (7 << 18), SH7780_PCIIOBMR); |
| |
| pci_write_reg(0xA5000C01, SH7780_PCICR); |
| |
| return 0; |
| } |