1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
/**
*********************************************************************************
*
* @file ald_rmu.c
* @brief RMU module driver.
*
* @version V1.0
* @date 04 Dec 2017
* @author AE Team
* @note
*
* Copyright (C) Shanghai Eastsoft Microelectronics Co. Ltd. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*********************************************************************************
*/
#include "ald_rmu.h"
#include "ald_syscfg.h"
/** @addtogroup ES32FXXX_ALD
* @{
*/
/** @defgroup RMU RMU
* @brief RMU module driver
* @{
*/
#ifdef ALD_RMU
/** @defgroup RMU_Public_Functions RMU Public Functions
* @{
*/
/**
* @brief Configure BOR parameters.
* @param flt: filter time.
* @param vol: The voltage.
* @param state: The new status: ENABLE/DISABLE.
* @retval None
*/
void ald_rmu_bor_config(rmu_bor_filter_t flt, rmu_bor_vol_t vol, type_func_t state)
{
assert_param(IS_FUNC_STATE(state));
SYSCFG_UNLOCK();
if (state) {
assert_param(IS_RMU_BORFLT(flt));
assert_param(IS_RMU_BORVOL(vol));
MODIFY_REG(RMU->CR, RMU_CR_BORFLT_MSK, flt << RMU_CR_BORFLT_POSS);
MODIFY_REG(RMU->CR, RMU_CR_BORVS_MSK, vol << RMU_CR_BORVS_POSS);
SET_BIT(RMU->CR, RMU_CR_BOREN_MSK);
}
else {
CLEAR_BIT(RMU->CR, RMU_CR_BOREN_MSK);
}
SYSCFG_LOCK();
return;
}
/**
* @brief Get specified reset status
* @param state: Speicifies the type of the reset,
* @retval The status.
*/
uint32_t ald_rmu_get_reset_status(rmu_state_t state)
{
assert_param(IS_RMU_STATE(state));
if (state == RMU_RST_ALL)
return RMU->RSTSR;
if (READ_BIT(RMU->RSTSR, state))
return SET;
return RESET;
}
/**
* @brief Clear the specified reset status
* @param state: Specifies the type of the reset,
* @retval None
*/
void ald_rmu_clear_reset_status(rmu_state_t state)
{
assert_param(IS_RMU_STATE_CLEAR(state));
SYSCFG_UNLOCK();
WRITE_REG(RMU->CRSTSR, state);
SYSCFG_LOCK();
return;
}
/**
* @brief Reset peripheral device
* @param perh: The peripheral device,
* @retval None
*/
void ald_rmu_reset_periperal(rmu_peripheral_t perh)
{
uint32_t idx, pos;
assert_param(IS_RMU_PERH(perh));
idx = ((uint32_t)perh >> 27) & 0x7;
pos = perh & ~(0x7 << 27);
SYSCFG_UNLOCK();
switch (idx) {
case 0:
WRITE_REG(RMU->AHB1RSTR, pos);
break;
case 1:
WRITE_REG(RMU->AHB2RSTR, pos);
break;
case 2:
WRITE_REG(RMU->APB1RSTR, pos);
break;
case 4:
WRITE_REG(RMU->APB2RSTR, pos);
break;
default:
break;
}
SYSCFG_LOCK();
return;
}
/**
* @}
*/
#endif /* ALD_RMU */
/**
* @}
*/
/**
* @}
*/
|
