Adding upstream version 5.10.209.upstream/5.10.209upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 52 insertions, 0 deletions

diff --git a/arch/mips/pci/fixup-tb0287.c b/arch/mips/pci/fixup-tb0287.c
new file mode 100644
index 000000000..721ec9ac1
--- /dev/null
+++ b/arch/mips/pci/fixup-tb0287.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
+ *
+ *  Copyright (C) 2005	Yoichi Yuasa <yuasa@linux-mips.org>
+ */
+#include <linux/init.h>
+#include <linux/pci.h>
+
+#include <asm/vr41xx/tb0287.h>
+
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	unsigned char bus;
+	int irq = -1;
+
+	bus = dev->bus->number;
+	if (bus == 0) {
+		switch (slot) {
+		case 16:
+			irq = TB0287_SM501_IRQ;
+			break;
+		case 17:
+			irq = TB0287_SIL680A_IRQ;
+			break;
+		default:
+			break;
+		}
+	} else if (bus == 1) {
+		switch (PCI_SLOT(dev->devfn)) {
+		case 0:
+			irq = TB0287_PCI_SLOT_IRQ;
+			break;
+		case 2:
+		case 3:
+			irq = TB0287_RTL8110_IRQ;
+			break;
+		default:
+			break;
+		}
+	} else if (bus > 1) {
+		irq = TB0287_PCI_SLOT_IRQ;
+	}
+
+	return irq;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+	return 0;
+}