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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
lede-17.01
Luka Perkov 2013-10-23 22:26:54 +00:00
parent 2f4ae98018
commit 9e17f251d5
1 changed files with 4 additions and 4 deletions
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8
target/linux/imx6/patches-3.10/0034-PCI-imx6-swizzle-interrupts.patch
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@ -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;
+ }
}