This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / sh / drivers / pci / ops-titan.c

diff --git a/arch/sh/drivers/pci/ops-titan.c b/arch/sh/drivers/pci/ops-titan.c
new file mode 100644 (file)
index 0000000..ac8ee23
--- /dev/null
+++ b/arch/sh/drivers/pci/ops-titan.c
@@ -0,0 +1,77 @@
+/*
+ * arch/sh/drivers/pci/ops-titan.c
+ *
+ * Ported to new API by Paul Mundt <lethal@linux-sh.org>
+ *
+ * Modified from ops-snapgear.c written by  David McCullough
+ * Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License.  See linux/COPYING for more information.
+ *
+ * PCI initialization for the Titan boards
+ */
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/io.h>
+#include <asm/titan.h>
+#include "pci-sh4.h"
+
+static char titan_irq_tab[] __initdata = {
+       TITAN_IRQ_WAN,
+       TITAN_IRQ_LAN,
+       TITAN_IRQ_MPCIA,
+       TITAN_IRQ_MPCIB,
+       TITAN_IRQ_USB,
+};
+
+int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
+{
+       int irq = titan_irq_tab[slot];
+
+       printk("PCI: Mapping TITAN IRQ for slot %d, pin %c to irq %d\n",
+               slot, pin - 1 + 'A', irq);
+
+       return irq;
+}
+
+static struct resource sh7751_io_resource = {
+       .name   = "SH7751_IO",
+       .start  = SH7751_PCI_IO_BASE,
+       .end    = SH7751_PCI_IO_BASE + SH7751_PCI_IO_SIZE - 1,
+       .flags  = IORESOURCE_IO
+};
+
+static struct resource sh7751_mem_resource = {
+       .name   = "SH7751_mem",
+       .start  = SH7751_PCI_MEMORY_BASE,
+       .end    = SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1,
+       .flags  = IORESOURCE_MEM
+};
+
+struct pci_channel board_pci_channels[] = {
+       { &sh4_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0xff },
+       { NULL, NULL, NULL, 0, 0 },
+};
+EXPORT_SYMBOL(board_pci_channels);
+
+static struct sh4_pci_address_map sh7751_pci_map = {
+       .window0        = {
+               .base   = SH7751_CS2_BASE_ADDR,
+               .size   = SH7751_MEM_REGION_SIZE*2,     /* cs2 and cs3 */
+       },
+
+       .window1        = {
+               .base   = SH7751_CS2_BASE_ADDR,
+               .size   = SH7751_MEM_REGION_SIZE*2,
+       },
+
+       .flags  = SH4_PCIC_NO_RESET,
+};
+
+int __init pcibios_init_platform(void)
+{
+       return sh7751_pcic_init(&sh7751_pci_map);
+}