initial_commit

1 files changed, 45 insertions, 0 deletions

diff --git a/arch/arm/mach-shark/pci.c b/arch/arm/mach-shark/pci.c
new file mode 100644
index 00000000..89d175ce
--- /dev/null
+++ b/arch/arm/mach-shark/pci.c
@@ -0,0 +1,45 @@
+/*
+ *  linux/arch/arm/mach-shark/pci.c
+ *
+ *  PCI bios-type initialisation for PCI machines
+ *
+ *  Bits taken from various places.
+ */
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+
+#include <asm/irq.h>
+#include <asm/mach/pci.h>
+#include <asm/mach-types.h>
+
+static int __init shark_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+	if (dev->bus->number == 0)
+		if (dev->devfn == 0)
+			return 255;
+		else
+			return 11;
+	else
+		return 255;
+}
+
+extern void __init via82c505_preinit(void);
+
+static struct hw_pci shark_pci __initdata = {
+	.setup		= via82c505_setup,
+	.swizzle	= pci_std_swizzle,
+	.map_irq	= shark_map_irq,
+	.nr_controllers = 1,
+	.scan		= via82c505_scan_bus,
+	.preinit	= via82c505_preinit,
+};
+
+static int __init shark_pci_init(void)
+{
+	if (machine_is_shark())
+		pci_common_init(&shark_pci);
+	return 0;
+}
+
+subsys_initcall(shark_pci_init);