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| author | Simon Glass <sjg@chromium.org> | 2018-11-18 08:14:30 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2018-11-29 09:30:05 -0700 |
| commit | d0b4f68d199c075f5d734cf184f7eaf1a642083d (patch) | |
| tree | 4c7b05c7d6d195b98514220b8f59ccc148d940d2 /test/dm/test-fdt.c | |
| parent | 499fde5c23921add3cf95fecfe0b03d717d5a33b (diff) | |
dm: core: Export uclass_find_device_by_phandle()
This function may be useful to code outside of the code driver-model
implementation. Export it and add a test.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'test/dm/test-fdt.c')
| -rw-r--r-- | test/dm/test-fdt.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/dm/test-fdt.c b/test/dm/test-fdt.c index e43acb21d5..b70e3fa18a 100644 --- a/test/dm/test-fdt.c +++ b/test/dm/test-fdt.c @@ -611,3 +611,23 @@ static int dm_test_fdt_disable_enable_by_path(struct unit_test_state *uts) } DM_TEST(dm_test_fdt_disable_enable_by_path, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test a few uclass phandle functions */ +static int dm_test_fdt_phandle(struct unit_test_state *uts) +{ + struct udevice *back, *dev, *dev2; + + ut_assertok(uclass_find_first_device(UCLASS_PANEL_BACKLIGHT, &back)); + ut_asserteq(-ENOENT, uclass_find_device_by_phandle(UCLASS_REGULATOR, + back, "missing", &dev)); + ut_assertok(uclass_find_device_by_phandle(UCLASS_REGULATOR, back, + "power-supply", &dev)); + ut_asserteq(0, device_active(dev)); + ut_asserteq_str("ldo1", dev->name); + ut_assertok(uclass_get_device_by_phandle(UCLASS_REGULATOR, back, + "power-supply", &dev2)); + ut_asserteq_ptr(dev, dev2); + + return 0; +} +DM_TEST(dm_test_fdt_phandle, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |