1 /*
2  * Copyright (c) 2023 Prevas A/S
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 
7 #define DT_DRV_COMPAT zephyr_fake_rtc
8 
9 #include <zephyr/kernel.h>
10 #include <zephyr/device.h>
11 #include <zephyr/drivers/rtc.h>
12 #include <zephyr/drivers/rtc/rtc_fake.h>
13 
14 #ifdef CONFIG_ZTEST_NEW_API
15 #include <zephyr/ztest.h>
16 #endif /* CONFIG_ZTEST_NEW_API */
17 
18 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_set_time, const struct device *, const struct rtc_time *);
19 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_get_time, const struct device *, struct rtc_time *);
20 
21 #ifdef CONFIG_RTC_ALARM
22 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_alarm_get_supported_fields, const struct device *, uint16_t,
23 		       uint16_t);
24 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_alarm_set_time, const struct device *, uint16_t, uint16_t,
25 		       constr struct rtc_time *);
26 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_alarm_get_time, const struct device *, uint16_t, uint16_t,
27 		       struct rtc_time *);
28 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_alarm_is_pending, const struct device *, uint16_t);
29 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_alarm_set_callback, const struct device *uint16_t,
30 		       rtc_alarm_callback, void *);
31 #endif /* CONFIG_RTC_ALARM */
32 
33 #ifdef CONFIG_RTC_UPDATE
34 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_update_set_callback, const struct device *rtc_alarm_callback,
35 		       void *);
36 #endif /* CONFIG_RTC_UPDATE */
37 
38 #ifdef CONFIG_RTC_CALIBRATION
39 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_set_calibration, const struct device *, int32_t);
40 DEFINE_FAKE_VALUE_FUNC(int, rtc_fake_get_calibration, const struct device *, int32_t *);
41 #endif /* CONFIG_RTC_CALIBRATION */
42 
43 #ifdef CONFIG_ZTEST_NEW_API
fake_rtc_reset_rule_before(const struct ztest_unit_test * test,void * fixture)44 static void fake_rtc_reset_rule_before(const struct ztest_unit_test *test, void *fixture)
45 {
46 	ARG_UNUSED(test);
47 	ARG_UNUSED(fixture);
48 
49 	RESET_FAKE(rtc_fake_set_time);
50 	RESET_FAKE(rtc_fake_get_time);
51 
52 #ifdef CONFIG_RTC_ALARM
53 	RESET_FAKE(rtc_fake_alarm_get_supported_fields);
54 	RESET_FAKE(rtc_fake_alarm_set_time);
55 	RESET_FAKE(rtc_fake_alarm_get_time);
56 	RESET_FAKE(rtc_fake_alarm_is_pending);
57 	RESET_FAKE(rtc_fake_alarm_set_callback);
58 #endif /* CONFIG_RTC_ALARM */
59 
60 #ifdef CONFIG_RTC_UPDATE
61 	RESET_FAKE(rtc_fake_update_set_callback);
62 #endif /* CONFIG_RTC_UPDATE */
63 
64 #ifdef CONFIG_RTC_CALIBRATION
65 	RESET_FAKE(rtc_fake_set_calibration);
66 	RESET_FAKE(rtc_fake_get_calibration);
67 #endif /* CONFIG_RTC_CALIBRATION */
68 }
69 
70 ZTEST_RULE(fake_rtc_reset_rule, fake_rtc_reset_rule_before, NULL);
71 #endif /* CONFIG_ZTEST_NEW_API */
72 
73 struct rtc_driver_api rtc_fake_driver_api = {
74 	.set_time = rtc_fake_set_time,
75 	.get_time = rtc_fake_get_time,
76 #ifdef CONFIG_RTC_ALARM
77 	.alarm_get_supported_fields = rtc_fake_alarm_get_supported_fields,
78 	.alarm_set_time = rtc_fake_alarm_set_time,
79 	.alarm_get_time = rtc_fake_alarm_get_time,
80 	.alarm_is_pending = rtc_fake_alarm_is_pending,
81 	.alarm_set_callback = rtc_fake_alarm_set_callback,
82 #endif /* CONFIG_RTC_ALARM */
83 #ifdef CONFIG_RTC_UPDATE
84 	.update_set_callback = rtc_fake_update_set_callback,
85 #endif /* CONFIG_RTC_UPDATE */
86 #ifdef CONFIG_RTC_CALIBRATION
87 	.set_calibration = rtc_fake_set_calibration,
88 	.get_calibration = rtc_fake_get_calibration,
89 #endif /* CONFIG_RTC_CALIBRATION */
90 };
91 
92 #define RTC_FAKE_DEVICE_INIT(inst)                                                                 \
93 	DEVICE_DT_INST_DEFINE(inst, NULL, NULL, NULL, NULL, POST_KERNEL, CONFIG_RTC_INIT_PRIORITY, \
94 			      &rtc_fake_driver_api);
95 
96 DT_INST_FOREACH_STATUS_OKAY(RTC_FAKE_DEVICE_INIT);
97