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-rw-r--r--test/dm/pwm.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/test/dm/pwm.c b/test/dm/pwm.c
new file mode 100644
index 0000000..7bdc75a
--- /dev/null
+++ b/test/dm/pwm.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2017 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <pwm.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Basic test of the pwm uclass */
+static int dm_test_pwm_base(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+
+ ut_assertok(uclass_get_device(UCLASS_PWM, 0, &dev));
+ ut_assertok(pwm_set_config(dev, 0, 100, 50));
+ ut_assertok(pwm_set_enable(dev, 0, true));
+ ut_assertok(pwm_set_enable(dev, 1, true));
+ ut_assertok(pwm_set_enable(dev, 2, true));
+ ut_asserteq(-ENOSPC, pwm_set_enable(dev, 3, true));
+
+ ut_assertok(uclass_get_device(UCLASS_PWM, 1, &dev));
+ ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PWM, 2, &dev));
+
+ return 0;
+}
+DM_TEST(dm_test_pwm_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);