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authorLinus Torvalds2018-08-21 22:18:22 +0200
committerLinus Torvalds2018-08-21 22:18:22 +0200
commit5e26830990a9e8816b6854f77c550f1c847d89d8 (patch)
treeada88a4d2c241323dbaead5c776cb769805c9b2a /arch/microblaze/pci/pci-common.c
parentMerge tag 'please-pull-noboot' of git://git.kernel.org/pub/scm/linux/kernel/g... (diff)
parentmicroblaze/PCI: Remove stale pcibios_align_resource() comment (diff)
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Merge tag 'microblaze-v4.19-rc1' of git://git.monstr.eu/linux-2.6-microblaze
Pull arch/microblaze updates from Michal Simek: - use generic noncoherent direct mapping - use LDFLAGS instead of LD - pci error path fix - remove incorrect comments * tag 'microblaze-v4.19-rc1' of git://git.monstr.eu/linux-2.6-microblaze: microblaze/PCI: Remove stale pcibios_align_resource() comment microblaze: delete wrong comment about machine_early_init microblaze: add endianness options to LDFLAGS instead of LD microblaze: remove consistent_sync and consistent_sync_page microblaze: use generic dma_noncoherent_ops microblaze: warn if of_iomap() failed
Diffstat (limited to 'arch/microblaze/pci/pci-common.c')
-rw-r--r--arch/microblaze/pci/pci-common.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index f34346d56095..2ffd171af8b6 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -597,19 +597,6 @@ static void pcibios_fixup_resources(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_resources);
-/*
- * We need to avoid collisions with `mirrored' VGA ports
- * and other strange ISA hardware, so we always want the
- * addresses to be allocated in the 0x000-0x0ff region
- * modulo 0x400.
- *
- * Why? Because some silly external IO cards only decode
- * the low 10 bits of the IO address. The 0x00-0xff region
- * is reserved for motherboard devices that decode all 16
- * bits, so it's ok to allocate at, say, 0x2800-0x28ff,
- * but we want to try to avoid allocating at 0x2900-0x2bff
- * which might have be mirrored at 0x0100-0x03ff..
- */
int pcibios_add_device(struct pci_dev *dev)
{
dev->irq = of_irq_parse_and_map_pci(dev, 0, 0);