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| author | Chris Metcalf | 2012-04-07 23:10:17 +0200 |
|---|---|---|
| committer | Chris Metcalf | 2012-07-18 22:39:11 +0200 |
| commit | 129622672d70711c6c844fb529381ff0dad9085a (patch) | |
| tree | ea05d97ec3a457814e282c5cf8423c9e30994cb9 /arch/tile/kernel/setup.c | |
| parent | arch/tile: provide kernel support for the tilegx TRIO shim (diff) | |
| download | kernel-qcow2-linux-129622672d70711c6c844fb529381ff0dad9085a.tar.gz kernel-qcow2-linux-129622672d70711c6c844fb529381ff0dad9085a.tar.xz kernel-qcow2-linux-129622672d70711c6c844fb529381ff0dad9085a.zip | |
arch/tile: tilegx PCI root complex support
This change implements PCIe root complex support for tilegx using
the kernel support layer for accessing the TRIO hardware shim.
Reviewed-by: Bjorn Helgaas <bhelgaas@google.com> [changes in 07487f3]
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile/kernel/setup.c')
| -rw-r--r-- | arch/tile/kernel/setup.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c index dd87f3420390..6d179dfcc15e 100644 --- a/arch/tile/kernel/setup.c +++ b/arch/tile/kernel/setup.c @@ -1344,6 +1344,7 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_PCI +#if !defined (__tilegx__) /* * Initialize the PCI structures. This is done before memory * setup so that we know whether or not a pci_reserve region @@ -1351,6 +1352,7 @@ void __init setup_arch(char **cmdline_p) */ if (tile_pci_init() == 0) pci_reserve_mb = 0; +#endif /* PCI systems reserve a region just below 4GB for mapping iomem. */ pci_reserve_end_pfn = (1 << (32 - PAGE_SHIFT)); @@ -1379,6 +1381,10 @@ void __init setup_arch(char **cmdline_p) setup_cpu(1); setup_clock(); load_hv_initrd(); + +#if defined(CONFIG_PCI) && defined (__tilegx__) + tile_pci_init(); +#endif } |