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fdt: Fix alignment issue when reading 64-bits properties from fdt

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The FDT specification [0] gives a requirement of aligning properties on
32-bits. Make sure that the compiler is aware of this constraint when
accessing 64-bits properties.

[0]: https://github.com/devicetree-org/devicetree-specification/blob/master/source/flattened-format.rst

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Jean-Jacques Hiblot 2019-10-22 10:05:22 +02:00 • committed by Simon Glass
parent 97b5f9d1a0
commit d60ae4c59d
4 changed files with 4 additions and 3 deletions
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2
drivers/core/ofnode.c
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@ -57,7 +57,7 @@ int ofnode_read_s32_default(ofnode node, const char *propname, s32 def)
int ofnode_read_u64(ofnode node, const char *propname, u64 *outp)
{
const fdt64_t *cell;
const unaligned_fdt64_t *cell;
int len;
assert(ofnode_valid(node));