1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) 2018 Theobroma Systems Design und Consulting GmbH
4  */
5 
6 #include <dm.h>
7 #include <reboot-mode/reboot-mode.h>
8 #include <env.h>
9 #include <log.h>
10 #include <asm/gpio.h>
11 #include <asm/rtc.h>
12 #include <asm/test.h>
13 #include <dm/test.h>
14 #include <test/test.h>
15 #include <test/ut.h>
16 #include <rtc.h>
17 #include <linux/byteorder/generic.h>
18 
dm_test_reboot_mode_gpio(struct unit_test_state * uts)19 static int dm_test_reboot_mode_gpio(struct unit_test_state *uts)
20 {
21 	struct udevice *gpio_dev;
22 	struct udevice *rm_dev;
23 	int gpio0_offset = 0;
24 	int gpio1_offset = 1;
25 
26 	uclass_get_device_by_name(UCLASS_GPIO, "pinmux-gpios", &gpio_dev);
27 
28 	/* Prepare the GPIOs for "download" mode */
29 	sandbox_gpio_set_direction(gpio_dev, gpio0_offset, 0);
30 	sandbox_gpio_set_direction(gpio_dev, gpio1_offset, 0);
31 	sandbox_gpio_set_value(gpio_dev, gpio0_offset, 1);
32 	sandbox_gpio_set_value(gpio_dev, gpio1_offset, 1);
33 
34 	ut_assertok(uclass_get_device_by_name(UCLASS_REBOOT_MODE,
35 					      "reboot-mode0", &rm_dev));
36 	ut_assertok(dm_reboot_mode_update(rm_dev));
37 
38 	ut_asserteq_str("download", env_get("bootstatus"));
39 
40 	return 0;
41 }
42 DM_TEST(dm_test_reboot_mode_gpio,
43 	UTF_PROBE_TEST | UTF_SCAN_FDT | UTF_FLAT_TREE);
44 
dm_test_reboot_mode_rtc(struct unit_test_state * uts)45 static int dm_test_reboot_mode_rtc(struct unit_test_state *uts)
46 {
47 	struct udevice *rtc_dev;
48 	struct udevice *rm_dev;
49 	u32 read_val;
50 	u32 test_magic_val = cpu_to_be32(0x21969147);
51 
52 	uclass_get_device_by_name(UCLASS_RTC, "rtc@43",
53 				  &rtc_dev);
54 	dm_rtc_write(rtc_dev, REG_AUX0, (u8 *)&test_magic_val, 4);
55 
56 	ut_assertok(uclass_get_device_by_name(UCLASS_REBOOT_MODE,
57 					      "reboot-mode@14", &rm_dev));
58 	ut_assertok(dm_reboot_mode_update(rm_dev));
59 
60 	ut_asserteq_str("test", env_get("bootstatus"));
61 
62 	dm_rtc_read(rtc_dev, REG_AUX0, (u8 *)&read_val, 4);
63 	ut_asserteq(read_val, 0);
64 
65 	return 0;
66 }
67 DM_TEST(dm_test_reboot_mode_rtc,
68 	UTF_PROBE_TEST | UTF_SCAN_FDT | UTF_FLAT_TREE);
69