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openwrt-xburst/target/linux/rb532/patches-2.6.28/002-pci_io_map_base.patch
kaloz 2f1b56443c refresh patches
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15581 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-05-04 11:35:08 +00:00

37 lines
1.0 KiB
Diff

The code is rather based on trial-and-error than knowledge. Verified Via
Rhine functionality in PIO as well as MMIO mode.
Signed-off-by: Phil Sutter <n0-1@freewrt.org>
Tested-by: Florian Fainelli <florian@openwrt.org>
---
arch/mips/pci/pci-rc32434.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
--- a/arch/mips/pci/pci-rc32434.c
+++ b/arch/mips/pci/pci-rc32434.c
@@ -205,6 +205,8 @@ static int __init rc32434_pcibridge_init
static int __init rc32434_pci_init(void)
{
+ void __iomem *io_map_base;
+
pr_info("PCI: Initializing PCI\n");
ioport_resource.start = rc32434_res_pci_io1.start;
@@ -212,6 +214,15 @@ static int __init rc32434_pci_init(void)
rc32434_pcibridge_init();
+ io_map_base = ioremap(rc32434_res_pci_io1.start,
+ rc32434_res_pci_io1.end - rc32434_res_pci_io1.start + 1);
+
+ if (!io_map_base)
+ return -ENOMEM;
+
+ rc32434_controller.io_map_base =
+ (unsigned long)io_map_base - rc32434_res_pci_io1.start;
+
register_pci_controller(&rc32434_controller);
rc32434_sync();