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authorIan Munsie <imunsie@au1.ibm.com>2010-10-01 17:06:08 +1000
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-10-25 00:55:56 +0100
commit766f271a63d1ee7caed8030736e6aed253d02073 (patch)
tree198b4cf3efd5de59121bdca483a095b8234b588a /drivers/mtd/maps/physmap_of.c
parentd86fbdb8ed0ac957693ff475cca076021677166a (diff)
downloadlinaro-lsk-766f271a63d1ee7caed8030736e6aed253d02073.tar.gz
mtd: Fix endianness issues from device tree
This patch adds the appropriate conversions to correct the endianness issues in the MTD driver whenever it accesses the device tree (which is always big endian). Signed-off-by: Ian Munsie <imunsie@au1.ibm.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/maps/physmap_of.c')
-rw-r--r--drivers/mtd/maps/physmap_of.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c
index fe63f6bd663..ec4011c3d5f 100644
--- a/drivers/mtd/maps/physmap_of.c
+++ b/drivers/mtd/maps/physmap_of.c
@@ -50,7 +50,7 @@ static int parse_obsolete_partitions(struct platform_device *dev,
{
int i, plen, nr_parts;
const struct {
- u32 offset, len;
+ __be32 offset, len;
} *part;
const char *names;
@@ -69,9 +69,9 @@ static int parse_obsolete_partitions(struct platform_device *dev,
names = of_get_property(dp, "partition-names", &plen);
for (i = 0; i < nr_parts; i++) {
- info->parts[i].offset = part->offset;
- info->parts[i].size = part->len & ~1;
- if (part->len & 1) /* bit 0 set signifies read only partition */
+ info->parts[i].offset = be32_to_cpu(part->offset);
+ info->parts[i].size = be32_to_cpu(part->len) & ~1;
+ if (be32_to_cpu(part->len) & 1) /* bit 0 set signifies read only partition */
info->parts[i].mask_flags = MTD_WRITEABLE;
if (names && (plen > 0)) {
@@ -226,11 +226,11 @@ static int __devinit of_flash_probe(struct platform_device *dev,
struct resource res;
struct of_flash *info;
const char *probe_type = match->data;
- const u32 *width;
+ const __be32 *width;
int err;
int i;
int count;
- const u32 *p;
+ const __be32 *p;
int reg_tuple_size;
struct mtd_info **mtd_list = NULL;
resource_size_t res_size;
@@ -294,7 +294,7 @@ static int __devinit of_flash_probe(struct platform_device *dev,
info->list[i].map.name = dev_name(&dev->dev);
info->list[i].map.phys = res.start;
info->list[i].map.size = res_size;
- info->list[i].map.bankwidth = *width;
+ info->list[i].map.bankwidth = be32_to_cpup(width);
err = -ENOMEM;
info->list[i].map.virt = ioremap(info->list[i].map.phys,