diff options
Diffstat (limited to 'arch/sh/drivers/pci/fixups-sh03.c')
| -rw-r--r-- | arch/sh/drivers/pci/fixups-sh03.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/fixups-sh03.c b/arch/sh/drivers/pci/fixups-sh03.c new file mode 100644 index 0000000000..7ec4a74ab1 --- /dev/null +++ b/arch/sh/drivers/pci/fixups-sh03.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/pci.h> +#include <linux/sh_intc.h> + +int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + if (dev->bus->number == 0) { + switch (slot) { + case 4: return evt2irq(0x2a0); /* eth0 */ + case 8: return evt2irq(0x2a0); /* eth1 */ + case 6: return evt2irq(0x240); /* PCI bridge */ + default: + printk(KERN_ERR "PCI: Bad IRQ mapping request " + "for slot %d\n", slot); + return evt2irq(0x240); + } + } else { + switch (pin) { + case 0: irq = evt2irq(0x240); break; + case 1: irq = evt2irq(0x240); break; + case 2: irq = evt2irq(0x240); break; + case 3: irq = evt2irq(0x240); break; + case 4: irq = evt2irq(0x240); break; + default: irq = -1; break; + } + } + return irq; +} |