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authorKrzysztof Hałasa <khc@pm.waw.pl>2011-04-17 21:06:06 +0200
committerJason Cooper <jason@lakedaemon.net>2012-11-22 03:35:58 +0000
commitf203bc64e8b7d19ca52df89b142005c5552fef3f (patch)
tree7a0d328812792cf315a008ecf9a7ae1d956bdde3
parent9665c52b102504399a9f041b85ff9f47c5d56bb3 (diff)
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IXP4xx: Remove time limit for PCI TRDY to enable use of slow devices.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
-rw-r--r--arch/arm/mach-ixp4xx/common-pci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 1694f01ce2b..6d6bde3e15f 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -410,6 +410,7 @@ void __init ixp4xx_pci_preinit(void)
* Enable the IO window to be way up high, at 0xfffffc00
*/
local_write_config(PCI_BASE_ADDRESS_5, 4, 0xfffffc01);
+ local_write_config(0x40, 4, 0x000080FF); /* No TRDY time limit */
} else {
printk("PCI: IXP4xx is target - No bus scan performed\n");
}