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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-17 18:53:41 -0500 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-17 18:53:41 -0500 |
commit | a695bc683609a2b815915e4cfcd93e4ccc0e2cae (patch) | |
tree | 824d6b35783317f929fe13a9efcc8a35d5e00311 /drivers/mtd | |
parent | 6485536bcf499839a54dcda8a8d47ea0bd29b375 (diff) | |
parent | 6665398afafcb1c75d933c1452a9010644aba3e6 (diff) |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm:
PCMCIA: fix pxa2xx_lubbock modular build error
[ARM] Update mach-types
[ARM] pxa: fix no reference of cpu_is_pxa25x() in devices.c
[ARM] pxa/cm-x300: add PWM backlight support
revert "[ARM] pxa/cm-x300: add PWM backlight support"
ARM: use flush_kernel_dcache_area() for dmabounce
ARM: add size argument to __cpuc_flush_dcache_page
ARM: 5848/1: kill flush_ioremap_region()
ARM: cache-l2x0: make better use of background cache handling
ARM: cache-l2x0: avoid taking spinlock for every iteration
[ARM] Kirkwood: Add LaCie Network Space v2 support
ARM: dove: fix the mm mmu flags of the pj4 procinfo
Diffstat (limited to 'drivers/mtd')
-rw-r--r-- | drivers/mtd/maps/pxa2xx-flash.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index 74fa075c838..b13f6417b5b 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c | |||
@@ -20,14 +20,23 @@ | |||
20 | 20 | ||
21 | #include <asm/io.h> | 21 | #include <asm/io.h> |
22 | #include <mach/hardware.h> | 22 | #include <mach/hardware.h> |
23 | #include <asm/cacheflush.h> | ||
24 | 23 | ||
25 | #include <asm/mach/flash.h> | 24 | #include <asm/mach/flash.h> |
26 | 25 | ||
26 | #define CACHELINESIZE 32 | ||
27 | |||
27 | static void pxa2xx_map_inval_cache(struct map_info *map, unsigned long from, | 28 | static void pxa2xx_map_inval_cache(struct map_info *map, unsigned long from, |
28 | ssize_t len) | 29 | ssize_t len) |
29 | { | 30 | { |
30 | flush_ioremap_region(map->phys, map->cached, from, len); | 31 | unsigned long start = (unsigned long)map->cached + from; |
32 | unsigned long end = start + len; | ||
33 | |||
34 | start &= ~(CACHELINESIZE - 1); | ||
35 | while (start < end) { | ||
36 | /* invalidate D cache line */ | ||
37 | asm volatile ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start)); | ||
38 | start += CACHELINESIZE; | ||
39 | } | ||
31 | } | 40 | } |
32 | 41 | ||
33 | struct pxa2xx_flash_info { | 42 | struct pxa2xx_flash_info { |