diff options
| author | Simon Glass <sjg@chromium.org> | 2015-07-06 12:54:34 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-07-21 17:39:32 -0600 |
| commit | 3c43fba3d240a5d7b6042bfb834c274a8921ebd8 (patch) | |
| tree | b31c4d5ec04ad38ba87bce734c21be273384dd7e /test | |
| parent | fb8a5ffc77597a99678dbd5077f29ec9df54bdbe (diff) | |
dm: test: Add a test for the LED uclass
Add a test to confirm that we can adjust LEDs using the led_gpio driver.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'test')
| -rw-r--r-- | test/dm/Makefile | 1 | ||||
| -rw-r--r-- | test/dm/led.c | 72 |
2 files changed, 73 insertions, 0 deletions
diff --git a/test/dm/Makefile b/test/dm/Makefile index 54046d31a11..6242a0265a0 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -19,6 +19,7 @@ obj-$(CONFIG_CLK) += clk.o obj-$(CONFIG_DM_ETH) += eth.o obj-$(CONFIG_DM_GPIO) += gpio.o obj-$(CONFIG_DM_I2C) += i2c.o +obj-$(CONFIG_LED) += led.o obj-$(CONFIG_DM_MMC) += mmc.o obj-$(CONFIG_DM_PCI) += pci.o obj-$(CONFIG_RAM) += ram.o diff --git a/test/dm/led.c b/test/dm/led.c new file mode 100644 index 00000000000..8ee075cf1ca --- /dev/null +++ b/test/dm/led.c @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2015 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <led.h> +#include <asm/gpio.h> +#include <dm/test.h> +#include <test/ut.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Base test of the led uclass */ +static int dm_test_led_base(struct unit_test_state *uts) +{ + struct udevice *dev; + + /* Get the top-level device */ + ut_assertok(uclass_get_device(UCLASS_LED, 0, &dev)); + ut_assertok(uclass_get_device(UCLASS_LED, 1, &dev)); + ut_assertok(uclass_get_device(UCLASS_LED, 2, &dev)); + ut_asserteq(-ENODEV, uclass_get_device(UCLASS_LED, 3, &dev)); + + return 0; +} +DM_TEST(dm_test_led_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test of the led uclass using the led_gpio driver */ +static int dm_test_led_gpio(struct unit_test_state *uts) +{ + const int offset = 1; + struct udevice *dev, *gpio; + + /* + * Check that we can manipulate an LED. LED 1 is connected to GPIO + * bank gpio_a, offset 1. + */ + 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)); + led_set_on(dev, 1); + ut_asserteq(1, sandbox_gpio_get_value(gpio, offset)); + led_set_on(dev, 0); + ut_asserteq(0, sandbox_gpio_get_value(gpio, offset)); + + return 0; +} +DM_TEST(dm_test_led_gpio, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test obtaining an LED by label */ +static int dm_test_led_label(struct unit_test_state *uts) +{ + struct udevice *dev, *cmp; + + ut_assertok(led_get_by_label("sandbox:red", &dev)); + ut_asserteq(1, device_active(dev)); + ut_assertok(uclass_get_device(UCLASS_LED, 1, &cmp)); + ut_asserteq_ptr(dev, cmp); + + ut_assertok(led_get_by_label("sandbox:green", &dev)); + ut_asserteq(1, device_active(dev)); + ut_assertok(uclass_get_device(UCLASS_LED, 2, &cmp)); + ut_asserteq_ptr(dev, cmp); + + ut_asserteq(-ENODEV, led_get_by_label("sandbox:blue", &dev)); + + return 0; +} +DM_TEST(dm_test_led_label, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |