From f435a91e66e7776f0c73fca5af3cb87c61130ed6 Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Thu, 6 Dec 2007 17:15:57 +0000
Subject: [MIPS] BCM1480: Fix interrupt routing, take 2.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c
index bc647cb..47f316c 100644
--- a/arch/mips/pci/pci-bcm1480.c
+++ b/arch/mips/pci/pci-bcm1480.c
@@ -76,7 +76,10 @@ static inline void WRITECFG32(u32 addr, u32 data)
 
 int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	return K_BCM1480_INT_PCI_INTA + pin;
+	if (pin == 0)
+		return -1;
+
+	return K_BCM1480_INT_PCI_INTA - 1 + pin;
 }
 
 /* Do platform specific device initialization at pci_enable_device() time */
-- 
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