From: Luka Perkov <luka@openwrt.org>
Date: Wed, 23 Oct 2013 22:26:54 +0000 (+0000)
Subject: imx6: fix pcie interrupt mapping
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=9e17f251d5bcc87979184351c8a4b729903c57dd;p=openwrt%2Fsvn-archive%2Fopenwrt.git

imx6: fix pcie interrupt mapping

The interrupt mapping for legacy interrupts was backwards causing interrupts
to be mapped improperly behind a PCIe to PCI bridge (ie GW16082 mezzanine).

Signed-off-by: Tim Harvey <tharvey@gateworks.com>

SVN-Revision: 38519
---

diff --git a/target/linux/imx6/patches-3.10/0034-PCI-imx6-swizzle-interrupts.patch b/target/linux/imx6/patches-3.10/0034-PCI-imx6-swizzle-interrupts.patch
index 425ba8a41e..775bc78179 100644
--- a/target/linux/imx6/patches-3.10/0034-PCI-imx6-swizzle-interrupts.patch
+++ b/target/linux/imx6/patches-3.10/0034-PCI-imx6-swizzle-interrupts.patch
@@ -17,10 +17,10 @@ Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  
 -	return pp->irq;
 +	switch (pin) {
-+	case 1: return pp->irq;
-+	case 2: return pp->irq - 1;
-+	case 3: return pp->irq - 2;
-+	case 4: return pp->irq - 3;
++	case 1: return pp->irq - 3;
++	case 2: return pp->irq - 2;
++	case 3: return pp->irq - 1;
++	case 4: return pp->irq;
 +	default: return -1;
 +	}
  }