1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2021 Sean Anderson <sean.anderson@seco.com>
4 */
5
6#include <common.h>
7#include <dm.h>
8#include <log.h>
9#include <sysinfo.h>
10#include <asm/gpio.h>
11#include <dm/test.h>
12#include <test/test.h>
13#include <test/ut.h>
14
15static int dm_test_sysinfo_gpio(struct unit_test_state *uts)
16{
17	char buf[64];
18	int val;
19	struct udevice *sysinfo, *gpio;
20
21	ut_assertok(uclass_get_device_by_name(UCLASS_SYSINFO, "sysinfo-gpio",
22					      &sysinfo));
23	ut_assertok(uclass_get_device_by_name(UCLASS_GPIO, "base-gpios", &gpio));
24
25	/*
26	 * Set up pins: pull-up (1), pull-down (0) and floating (2). This should
27	 * result in digits 2 0 1, i.e. 2 * 9 + 1 * 3 = 19
28	 */
29	sandbox_gpio_set_flags(gpio, 15, GPIOD_EXT_PULL_UP);
30	sandbox_gpio_set_flags(gpio, 16, GPIOD_EXT_PULL_DOWN);
31	sandbox_gpio_set_flags(gpio, 17, 0);
32	ut_assertok(sysinfo_detect(sysinfo));
33	ut_assertok(sysinfo_get_int(sysinfo, SYSINFO_ID_BOARD_MODEL, &val));
34	ut_asserteq(19, val);
35	ut_assertok(sysinfo_get_str(sysinfo, SYSINFO_ID_BOARD_MODEL, sizeof(buf),
36				    buf));
37	ut_asserteq_str("rev_a", buf);
38
39	/*
40	 * Set up pins: floating (2), pull-up (1) and pull-down (0). This should
41	 * result in digits 0 1 2, i.e. 1 * 3 + 2 = 5
42	 */
43	sandbox_gpio_set_flags(gpio, 15, 0);
44	sandbox_gpio_set_flags(gpio, 16, GPIOD_EXT_PULL_UP);
45	sandbox_gpio_set_flags(gpio, 17, GPIOD_EXT_PULL_DOWN);
46	ut_assertok(sysinfo_detect(sysinfo));
47	ut_assertok(sysinfo_get_int(sysinfo, SYSINFO_ID_BOARD_MODEL, &val));
48	ut_asserteq(5, val);
49	ut_assertok(sysinfo_get_str(sysinfo, SYSINFO_ID_BOARD_MODEL, sizeof(buf),
50				    buf));
51	ut_asserteq_str("foo", buf);
52
53	/*
54	 * Set up pins: floating (2), pull-up (1) and pull-down (0). This should
55	 * result in digits 1 2 0, i.e. 1 * 9 + 2 * 3 = 15
56	 */
57	sandbox_gpio_set_flags(gpio, 15, GPIOD_EXT_PULL_DOWN);
58	sandbox_gpio_set_flags(gpio, 16, 0);
59	sandbox_gpio_set_flags(gpio, 17, GPIOD_EXT_PULL_UP);
60	ut_assertok(sysinfo_detect(sysinfo));
61	ut_assertok(sysinfo_get_int(sysinfo, SYSINFO_ID_BOARD_MODEL, &val));
62	ut_asserteq(15, val);
63	ut_assertok(sysinfo_get_str(sysinfo, SYSINFO_ID_BOARD_MODEL, sizeof(buf),
64				    buf));
65	ut_asserteq_str("unknown", buf);
66
67	return 0;
68}
69DM_TEST(dm_test_sysinfo_gpio, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
70