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>
diff --git a/drivers/mtd/nand/fsl_upm.c b/drivers/mtd/nand/fsl_upm.c
index c8ab156..efdcca9 100644
--- a/drivers/mtd/nand/fsl_upm.c
+++ b/drivers/mtd/nand/fsl_upm.c
@@ -222,7 +222,7 @@
{
struct fsl_upm_nand *fun;
struct resource io_res;
- const uint32_t *prop;
+ const __be32 *prop;
int rnb_gpio;
int ret;
int size;
@@ -270,7 +270,7 @@
goto err1;
}
for (i = 0; i < fun->mchip_count; i++)
- fun->mchip_offsets[i] = prop[i];
+ fun->mchip_offsets[i] = be32_to_cpu(prop[i]);
} else {
fun->mchip_count = 1;
}
@@ -295,13 +295,13 @@
prop = of_get_property(ofdev->dev.of_node, "chip-delay", NULL);
if (prop)
- fun->chip_delay = *prop;
+ fun->chip_delay = be32_to_cpup(prop);
else
fun->chip_delay = 50;
prop = of_get_property(ofdev->dev.of_node, "fsl,upm-wait-flags", &size);
if (prop && size == sizeof(uint32_t))
- fun->wait_flags = *prop;
+ fun->wait_flags = be32_to_cpup(prop);
else
fun->wait_flags = FSL_UPM_WAIT_RUN_PATTERN |
FSL_UPM_WAIT_WRITE_BYTE;