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dm: core: Add support for getting node from aliases

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Add support for getting a node/property from aliases.
The similar functionality is provided for chosen node and this
implemenatation is copy of it.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Michal Simek
2020-07-28 12:51:08 +02:00
parent c94b44c64b
commit 305d31885f
3 changed files with 66 additions and 0 deletions
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22
test/dm/ofnode.c
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@@ -207,6 +207,28 @@ static int dm_test_ofnode_read_chosen(struct unit_test_state *uts)
}
DM_TEST(dm_test_ofnode_read_chosen, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
static int dm_test_ofnode_read_aliases(struct unit_test_state *uts)
{
const void *val;
ofnode node;
int size;
node = ofnode_get_aliases_node("eth3");
ut_assert(ofnode_valid(node));
ut_asserteq_str("sbe5", ofnode_get_name(node));
node = ofnode_get_aliases_node("unknown");
ut_assert(!ofnode_valid(node));
val = ofnode_read_aliases_prop("spi0", &size);
ut_assertnonnull(val);
ut_asserteq(7, size);
ut_asserteq_str("/spi@0", (const char *)val);
return 0;
}
DM_TEST(dm_test_ofnode_read_aliases, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
static int dm_test_ofnode_get_child_count(struct unit_test_state *uts)
{
ofnode node, child_node;