Statistics
| Branch: | Tag: | Revision:

amiro-lld / source / alld_ltc4412.c @ 21076167

History | View | Annotate | Download (4.21 KB)

1 d6728c5b Thomas Schöpping
/*
2
AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
3 f125ae07 Thomas Schöpping
Copyright (C) 2016..2019  Thomas Schöpping et al.
4 d6728c5b Thomas Schöpping

5
This program is free software: you can redistribute it and/or modify
6 f0ca400f Thomas Schöpping
it under the terms of the GNU Lesser General Public License as published by
7 d6728c5b Thomas Schöpping
the Free Software Foundation, either version 3 of the License, or
8
(at your option) any later version.
9

10
This program is distributed in the hope that it will be useful,
11
but WITHOUT ANY WARRANTY; without even the implied warranty of
12
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 f0ca400f Thomas Schöpping
GNU Lesser General Public License for more details.
14 d6728c5b Thomas Schöpping

15 f0ca400f Thomas Schöpping
You should have received a copy of the GNU Lesser General Public License
16 d6728c5b Thomas Schöpping
along with this program.  If not, see <http://www.gnu.org/licenses/>.
17
*/
18
19 5e2f673b Marc Rothmann
/**
20
 * @file    alld_ltc4412.c
21
 * @brief   PowerPath Controller function implementations
22
 *
23
 * @addtogroup lld_powerpath
24
 * @{
25
 */
26
27 d6728c5b Thomas Schöpping
#include <alld_ltc4412.h>
28
29
#if defined(AMIROLLD_CFG_USE_LTC4412) || defined(__DOXYGEN__)
30
31 ef078306 Thomas Schöpping
/******************************************************************************/
32
/* LOCAL DEFINITIONS                                                          */
33
/******************************************************************************/
34
35
/******************************************************************************/
36
/* EXPORTED VARIABLES                                                         */
37
/******************************************************************************/
38
39
/******************************************************************************/
40
/* LOCAL TYPES                                                                */
41
/******************************************************************************/
42
43
/******************************************************************************/
44
/* LOCAL VARIABLES                                                            */
45
/******************************************************************************/
46
47
/******************************************************************************/
48
/* LOCAL FUNCTIONS                                                            */
49
/******************************************************************************/
50
51
/******************************************************************************/
52
/* EXPORTED FUNCTIONS                                                         */
53
/******************************************************************************/
54
55 d6728c5b Thomas Schöpping
/**
56
 * @brief Read the value of the PATH_DCEN Gpio pin.
57
 * @param[in]   tpsd        ltc4412 drivers
58
 * @param[out]  pinstate    current value of the gpio pin
59
 * @return                  An indicator whether the call was successfull
60
 */
61 21076167 Thomas Schöpping
apalExitStatus_t ltc4412_lld_get_ctrl(const LTC4412Driver* const ltc4412, ltc4412_lld_ctrl_t* const ctrl)
62 d6728c5b Thomas Schöpping
{
63
  apalDbgAssert(ltc4412 != NULL);
64
  apalDbgAssert(ctrl != NULL);
65
66
  apalControlGpioState_t gpio_state;
67 cf1f756b Thomas Schöpping
  apalExitStatus_t status = apalControlGpioGet(ltc4412->gpio_ctrl, &gpio_state);
68 d6728c5b Thomas Schöpping
  *ctrl = gpio_state == APAL_GPIO_ON ? LTC4412_LLD_CTRL_ACTIVE : LTC4412_LLD_CTRL_INACTIVE;
69
  return status;
70
}
71
72
/**
73
 * @brief Set the value of the PATH_DCEN Gpio pin.
74
 * @param[in]   tpsd        ltc4412 drivers
75
 * @param[in]   ctrl        new value of the gpio pin
76
 * @return                  An indicator whether the call was successfull
77
 */
78 21076167 Thomas Schöpping
apalExitStatus_t ltc4412_lld_set_ctrl(const LTC4412Driver* const ltc4412, const ltc4412_lld_ctrl_t ctrl)
79 d6728c5b Thomas Schöpping
{
80
  apalDbgAssert(ltc4412 != NULL);
81
82 cf1f756b Thomas Schöpping
  return apalControlGpioSet(ltc4412->gpio_ctrl, ctrl == LTC4412_LLD_CTRL_ACTIVE ? APAL_GPIO_ON : APAL_GPIO_OFF);
83 d6728c5b Thomas Schöpping
}
84
85
/**
86
 * @brief Read the value of the PATH_DCSTAT Gpio pin.
87
 * @param[in]   tpsd        ltc4412 drivers
88
 * @param[out]  pinstate    current value of the gpio pin
89
 * @return                  An indicator whether the call was successfull
90
 */
91 21076167 Thomas Schöpping
apalExitStatus_t ltc4412_lld_get_stat(const LTC4412Driver* const ltc4412, ltc4412_lld_stat_t* const stat)
92 d6728c5b Thomas Schöpping
{
93
  apalDbgAssert(ltc4412 != NULL);
94
  apalDbgAssert(stat != NULL);
95
96
  apalControlGpioState_t gpio_state;
97 cf1f756b Thomas Schöpping
  apalExitStatus_t status = apalControlGpioGet(ltc4412->gpio_stat, &gpio_state);
98 d6728c5b Thomas Schöpping
  *stat = gpio_state == APAL_GPIO_ON ? LTC4412_LLD_STAT_ACTIVE : LTC4412_LLD_STAT_INACTIVE;
99
  return status;
100
}
101
102
#endif /* defined(AMIROLLD_CFG_USE_LTC4412) */
103 5e2f673b Marc Rothmann
104
/** @} */