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Subject[PATCH v13 03/12] ARM: Define PCI_IOBASE as the base of virtual PCI IO space
Date
This is needed for calls into OF code that parses PCI ranges.  It signals
support for memory mapped PCI I/O accesses that are described by device
trees.

Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
CC: Russell King <linux@arm.linux.org.uk>
CC: Rob Herring <robh+dt@kernel.org>
---
arch/arm/include/asm/io.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 3d23418..1805674 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -178,6 +178,7 @@ static inline void __iomem *__typesafe_io(unsigned long addr)

/* PCI fixed i/o mapping */
#define PCI_IO_VIRT_BASE 0xfee00000
+#define PCI_IOBASE ((void __iomem *)PCI_IO_VIRT_BASE)

#if defined(CONFIG_PCI)
void pci_ioremap_set_mem_type(int mem_type);
--
2.1.1


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