diff options
author | Simon Glass <sjg@chromium.org> | 2017-04-17 06:01:11 +0300 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2017-04-27 23:49:02 +0300 |
commit | 43b41566f72c3ff1074fe686f37227ebe33e11f9 (patch) | |
tree | 8fb90db0bfe55a22257930fdd5512e0e2fc03f89 /test | |
parent | 29f089a60547178cd59b5482c57e6a87bdd11089 (diff) | |
download | u-boot-43b41566f72c3ff1074fe686f37227ebe33e11f9.tar.xz |
dm: sandbox: pwm: Add a basic pwm test
Unfortunately a test for the PWM uclass was not included when it was
submitted. This was noticed when trying to add more functionality:
http://patchwork.ozlabs.org/patch/748172/
Add a simple test to get us started.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'test')
-rw-r--r-- | test/dm/Makefile | 1 | ||||
-rw-r--r-- | test/dm/pwm.c | 32 |
2 files changed, 33 insertions, 0 deletions
diff --git a/test/dm/Makefile b/test/dm/Makefile index 1885e17c38..e956915bc3 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -25,6 +25,7 @@ obj-$(CONFIG_DM_MAILBOX) += mailbox.o obj-$(CONFIG_DM_MMC) += mmc.o obj-$(CONFIG_DM_PCI) += pci.o obj-$(CONFIG_POWER_DOMAIN) += power-domain.o +obj-$(CONFIG_DM_PWM) += pwm.o obj-$(CONFIG_RAM) += ram.o obj-y += regmap.o obj-$(CONFIG_REMOTEPROC) += remoteproc.o diff --git a/test/dm/pwm.c b/test/dm/pwm.c new file mode 100644 index 0000000000..7bdc75af09 --- /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); |