summaryrefslogtreecommitdiffstats
path: root/arch/mips/alchemy/common/pci.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/alchemy/common/pci.c')
-rw-r--r--arch/mips/alchemy/common/pci.c104
1 files changed, 0 insertions, 104 deletions
diff --git a/arch/mips/alchemy/common/pci.c b/arch/mips/alchemy/common/pci.c
deleted file mode 100644
index 7866cf5..0000000
--- a/arch/mips/alchemy/common/pci.c
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * BRIEF MODULE DESCRIPTION
- * Alchemy/AMD Au1x00 PCI support.
- *
- * Copyright 2001-2003, 2007-2008 MontaVista Software Inc.
- * Author: MontaVista Software, Inc. <source@mvista.com>
- *
- * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
- *
- * Support for all devices (greater than 16) added by David Gathright.
- *
- * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-
-#include <asm/mach-au1x00/au1000.h>
-
-/* TBD */
-static struct resource pci_io_resource = {
- .start = PCI_IO_START,
- .end = PCI_IO_END,
- .name = "PCI IO space",
- .flags = IORESOURCE_IO
-};
-
-static struct resource pci_mem_resource = {
- .start = PCI_MEM_START,
- .end = PCI_MEM_END,
- .name = "PCI memory space",
- .flags = IORESOURCE_MEM
-};
-
-extern struct pci_ops au1x_pci_ops;
-
-static struct pci_controller au1x_controller = {
- .pci_ops = &au1x_pci_ops,
- .io_resource = &pci_io_resource,
- .mem_resource = &pci_mem_resource,
-};
-
-#if defined(CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1550)
-static unsigned long virt_io_addr;
-#endif
-
-static int __init au1x_pci_setup(void)
-{
- extern void au1x_pci_cfg_init(void);
-
-#if defined(CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1550)
- virt_io_addr = (unsigned long)ioremap(Au1500_PCI_IO_START,
- Au1500_PCI_IO_END - Au1500_PCI_IO_START + 1);
-
- if (!virt_io_addr) {
- printk(KERN_ERR "Unable to ioremap pci space\n");
- return 1;
- }
- au1x_controller.io_map_base = virt_io_addr;
-
-#ifdef CONFIG_DMA_NONCOHERENT
- {
- /*
- * Set the NC bit in controller for Au1500 pre-AC silicon
- */
- u32 prid = read_c0_prid();
-
- if ((prid & 0xFF000000) == 0x01000000 && prid < 0x01030202) {
- au_writel((1 << 16) | au_readl(Au1500_PCI_CFG),
- Au1500_PCI_CFG);
- printk(KERN_INFO "Non-coherent PCI accesses enabled\n");
- }
- }
-#endif
-
- set_io_port_base(virt_io_addr);
-#endif
-
- au1x_pci_cfg_init();
-
- register_pci_controller(&au1x_controller);
- return 0;
-}
-
-arch_initcall(au1x_pci_setup);
OpenPOWER on IntegriCloud