#include <common.h>
#include <dm.h>
#include <wdt.h>
+#include <asm/gpio.h>
#include <asm/state.h>
#include <asm/test.h>
#include <dm/test.h>
struct udevice *dev;
const u64 timeout = 42;
- ut_assertok(uclass_get_device(UCLASS_WDT, 0, &dev));
+ ut_assertok(uclass_get_device_by_driver(UCLASS_WDT,
+ DM_DRIVER_GET(wdt_sandbox), &dev));
ut_assertnonnull(dev);
ut_asserteq(0, state->wdt.counter);
ut_asserteq(false, state->wdt.running);
return 0;
}
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)
+{
+ /*
+ * 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.
+ */
+ 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_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, UT_TESTF_SCAN_FDT);