diff options
| author | Simon Glass <sjg@chromium.org> | 2017-04-10 11:34:57 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2017-04-14 19:38:57 -0600 |
| commit | 53378dac8dc33e3fd5f07d60bd7a5f8258ac7a20 (patch) | |
| tree | 13613de1ea3ed6d991b440f0797cb25a671da40d /test | |
| parent | 9413ad4f0def2e06a5042106a6e1650a1aa03a5a (diff) | |
| download | u-boot-53378dac8dc33e3fd5f07d60bd7a5f8258ac7a20.tar.gz | |
dm: led: Add support for blinking LEDs
Allow LEDs to be blinked if the driver supports it. Enable this for
sandbox so that the tests run.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ziping Chen <techping.chan@gmail.com>
Diffstat (limited to 'test')
| -rw-r--r-- | test/dm/led.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/dm/led.c b/test/dm/led.c index 2cc24127e2..fde700be38 100644 --- a/test/dm/led.c +++ b/test/dm/led.c @@ -98,3 +98,27 @@ static int dm_test_led_label(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_led_label, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test LED blinking */ +#ifdef CONFIG_LED_BLINK +static int dm_test_led_blink(struct unit_test_state *uts) +{ + const int offset = 1; + struct udevice *dev, *gpio; + + /* + * Check that we get an error when trying to blink an LED, since it is + * not supported by the GPIO LED driver. + */ + ut_assertok(uclass_get_device(UCLASS_LED, 1, &dev)); + ut_assertok(uclass_get_device(UCLASS_GPIO, 1, &gpio)); + ut_asserteq(0, sandbox_gpio_get_value(gpio, offset)); + ut_asserteq(-ENOSYS, led_set_state(dev, LEDST_BLINK)); + ut_asserteq(0, sandbox_gpio_get_value(gpio, offset)); + ut_asserteq(LEDST_OFF, led_get_state(dev)); + ut_asserteq(-ENOSYS, led_set_period(dev, 100)); + + return 0; +} +DM_TEST(dm_test_led_blink, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); +#endif |