diff options
Diffstat (limited to 'test/dm/wdt.c')
-rw-r--r-- | test/dm/wdt.c | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/test/dm/wdt.c b/test/dm/wdt.c index ee615f0e14..535f00a874 100644 --- a/test/dm/wdt.c +++ b/test/dm/wdt.c @@ -44,20 +44,20 @@ static int dm_test_wdt_base(struct unit_test_state *uts) } DM_TEST(dm_test_wdt_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); -static int dm_test_wdt_gpio(struct unit_test_state *uts) +static int dm_test_wdt_gpio_toggle(struct unit_test_state *uts) { /* * The sandbox wdt gpio is "connected" to gpio bank a, offset * 7. Use the sandbox back door to verify that the gpio-wdt - * driver behaves as expected. + * driver behaves as expected when using the 'toggle' algorithm. */ struct udevice *wdt, *gpio; const u64 timeout = 42; const int offset = 7; int val; - ut_assertok(uclass_get_device_by_driver(UCLASS_WDT, - DM_DRIVER_GET(wdt_gpio), &wdt)); + ut_assertok(uclass_get_device_by_name(UCLASS_WDT, + "wdt-gpio-toggle", &wdt)); ut_assertnonnull(wdt); ut_assertok(uclass_get_device_by_name(UCLASS_GPIO, "base-gpios", &gpio)); @@ -74,7 +74,39 @@ static int dm_test_wdt_gpio(struct unit_test_state *uts) return 0; } -DM_TEST(dm_test_wdt_gpio, UT_TESTF_SCAN_FDT); +DM_TEST(dm_test_wdt_gpio_toggle, UT_TESTF_SCAN_FDT); + +static int dm_test_wdt_gpio_level(struct unit_test_state *uts) +{ + /* + * The sandbox wdt gpio is "connected" to gpio bank a, offset + * 7. Use the sandbox back door to verify that the gpio-wdt + * driver behaves as expected when using the 'level' algorithm. + */ + struct udevice *wdt, *gpio; + const u64 timeout = 42; + const int offset = 7; + int val; + + ut_assertok(uclass_get_device_by_name(UCLASS_WDT, + "wdt-gpio-level", &wdt)); + ut_assertnonnull(wdt); + + ut_assertok(uclass_get_device_by_name(UCLASS_GPIO, "base-gpios", &gpio)); + ut_assertnonnull(gpio); + ut_assertok(wdt_start(wdt, timeout, 0)); + + val = sandbox_gpio_get_value(gpio, offset); + ut_assertok(wdt_reset(wdt)); + ut_asserteq(val, sandbox_gpio_get_value(gpio, offset)); + ut_assertok(wdt_reset(wdt)); + ut_asserteq(val, sandbox_gpio_get_value(gpio, offset)); + + ut_asserteq(-ENOSYS, wdt_stop(wdt)); + + return 0; +} +DM_TEST(dm_test_wdt_gpio_level, UT_TESTF_SCAN_FDT); static int dm_test_wdt_watchdog_reset(struct unit_test_state *uts) { @@ -86,8 +118,8 @@ static int dm_test_wdt_watchdog_reset(struct unit_test_state *uts) uint reset_count; int val; - ut_assertok(uclass_get_device_by_driver(UCLASS_WDT, - DM_DRIVER_GET(wdt_gpio), &gpio_wdt)); + ut_assertok(uclass_get_device_by_name(UCLASS_WDT, + "wdt-gpio-toggle", &gpio_wdt)); ut_assertnonnull(gpio_wdt); ut_assertok(uclass_get_device_by_driver(UCLASS_WDT, DM_DRIVER_GET(wdt_sandbox), &sandbox_wdt)); |