1 files changed, 36 insertions, 0 deletions
diff --git a/arch/mips/pci/fixup-mpc30x.c b/arch/mips/pci/fixup-mpc30x.c
new file mode 100644
index 000000000..27c75f268
--- /dev/null
+++ b/arch/mips/pci/fixup-mpc30x.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  fixup-mpc30x.c, The Victor MP-C303/304 specific PCI fixups.
+ *
+ *  Copyright (C) 2002,2004  Yoichi Yuasa <yuasa@linux-mips.org>
+ */
+#include <linux/init.h>
+#include <linux/pci.h>
+
+#include <asm/vr41xx/mpc30x.h>
+
+static const int internal_func_irqs[] = {
+	VRC4173_CASCADE_IRQ,
+	VRC4173_AC97_IRQ,
+	VRC4173_USB_IRQ,
+};
+
+static const int irq_tab_mpc30x[] = {
+ [12] = VRC4173_PCMCIA1_IRQ,
+ [13] = VRC4173_PCMCIA2_IRQ,
+ [29] = MQ200_IRQ,
+};
+
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	if (slot == 30)
+		return internal_func_irqs[PCI_FUNC(dev->devfn)];
+
+	return irq_tab_mpc30x[slot];
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+	return 0;
+}