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microblaze: Provide pgprot_device/writecombine macros for nommu

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These macros are required for generic mmap.c implementation created by:
commit f719582435 ("PCI: Add pci_mmap_resource_range() and use it for
ARM64") which Microblaze is going to use.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Suggested-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2018-02-23 10:11:19 +01:00
parent c698ca5278
commit 97ccedd793
1 changed files with 2 additions and 0 deletions
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2
arch/microblaze/include/asm/pgtable.h
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@ -33,6 +33,8 @@ extern int mem_init_done;
#define PAGE_KERNEL __pgprot(0) /* these mean nothing to non MMU */ #define PAGE_KERNEL __pgprot(0) /* these mean nothing to non MMU */
#define pgprot_noncached(x) (x) #define pgprot_noncached(x) (x)
#define pgprot_writecombine pgprot_noncached
#define pgprot_device pgprot_noncached
#define __swp_type(x) (0) #define __swp_type(x) (0)
#define __swp_offset(x) (0) #define __swp_offset(x) (0)