A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge branch 'cache' (early part)

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This commit is contained in:
Russell King 2009-12-17 23:22:23 +00:00
commit 6665398afa
29 changed files with 224 additions and 155 deletions
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13
drivers/mtd/maps/pxa2xx-flash.c
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@ -20,14 +20,23 @@
#include <asm/io.h>
#include <mach/hardware.h>
#include <asm/cacheflush.h>
#include <asm/mach/flash.h>
#define CACHELINESIZE 32
static void pxa2xx_map_inval_cache(struct map_info *map, unsigned long from,
ssize_t len)
{
flush_ioremap_region(map->phys, map->cached, from, len);
unsigned long start = (unsigned long)map->cached + from;
unsigned long end = start + len;
start &= ~(CACHELINESIZE - 1);
while (start < end) {
/* invalidate D cache line */
asm volatile ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start));
start += CACHELINESIZE;
}
}
struct pxa2xx_flash_info {