| Simon Glass | 3c43fba | 2015-07-06 12:54:34 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 Google, Inc |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <dm.h> |
| 9 | #include <led.h> |
| 10 | #include <asm/gpio.h> |
| 11 | #include <dm/test.h> |
| 12 | #include <test/ut.h> |
| 13 | |
| 14 | DECLARE_GLOBAL_DATA_PTR; |
| 15 | |
| 16 | /* Base test of the led uclass */ |
| 17 | static int dm_test_led_base(struct unit_test_state *uts) |
| 18 | { |
| 19 | struct udevice *dev; |
| 20 | |
| 21 | /* Get the top-level device */ |
| 22 | ut_assertok(uclass_get_device(UCLASS_LED, 0, &dev)); |
| 23 | ut_assertok(uclass_get_device(UCLASS_LED, 1, &dev)); |
| 24 | ut_assertok(uclass_get_device(UCLASS_LED, 2, &dev)); |
| 25 | ut_asserteq(-ENODEV, uclass_get_device(UCLASS_LED, 3, &dev)); |
| 26 | |
| 27 | return 0; |
| 28 | } |
| 29 | DM_TEST(dm_test_led_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 30 | |
| 31 | /* Test of the led uclass using the led_gpio driver */ |
| 32 | static int dm_test_led_gpio(struct unit_test_state *uts) |
| 33 | { |
| 34 | const int offset = 1; |
| 35 | struct udevice *dev, *gpio; |
| 36 | |
| 37 | /* |
| 38 | * Check that we can manipulate an LED. LED 1 is connected to GPIO |
| 39 | * bank gpio_a, offset 1. |
| 40 | */ |
| 41 | ut_assertok(uclass_get_device(UCLASS_LED, 1, &dev)); |
| 42 | ut_assertok(uclass_get_device(UCLASS_GPIO, 1, &gpio)); |
| 43 | ut_asserteq(0, sandbox_gpio_get_value(gpio, offset)); |
| 44 | led_set_on(dev, 1); |
| 45 | ut_asserteq(1, sandbox_gpio_get_value(gpio, offset)); |
| 46 | led_set_on(dev, 0); |
| 47 | ut_asserteq(0, sandbox_gpio_get_value(gpio, offset)); |
| 48 | |
| 49 | return 0; |
| 50 | } |
| 51 | DM_TEST(dm_test_led_gpio, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 52 | |
| 53 | /* Test obtaining an LED by label */ |
| 54 | static int dm_test_led_label(struct unit_test_state *uts) |
| 55 | { |
| 56 | struct udevice *dev, *cmp; |
| 57 | |
| 58 | ut_assertok(led_get_by_label("sandbox:red", &dev)); |
| 59 | ut_asserteq(1, device_active(dev)); |
| 60 | ut_assertok(uclass_get_device(UCLASS_LED, 1, &cmp)); |
| 61 | ut_asserteq_ptr(dev, cmp); |
| 62 | |
| 63 | ut_assertok(led_get_by_label("sandbox:green", &dev)); |
| 64 | ut_asserteq(1, device_active(dev)); |
| 65 | ut_assertok(uclass_get_device(UCLASS_LED, 2, &cmp)); |
| 66 | ut_asserteq_ptr(dev, cmp); |
| 67 | |
| 68 | ut_asserteq(-ENODEV, led_get_by_label("sandbox:blue", &dev)); |
| 69 | |
| 70 | return 0; |
| 71 | } |
| 72 | DM_TEST(dm_test_led_label, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |