upio.h revision ee836ae92bf015f6c0b00a974ace3b9188bd6c66 
1/******************************************************************************
2 *
3 *  Copyright (C) 2009-2012 Broadcom Corporation
4 *
5 *  Licensed under the Apache License, Version 2.0 (the "License");
6 *  you may not use this file except in compliance with the License.
7 *  You may obtain a copy of the License at:
8 *
9 *  http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 *
17 ******************************************************************************/
18
19/******************************************************************************
20 *
21 *  Filename:      upio.h
22 *
23 *  Description:   Contains definitions used for I/O controls
24 *
25 ******************************************************************************/
26
27#ifndef UPIO_H
28#define UPIO_H
29
30/******************************************************************************
31**  Constants & Macros
32******************************************************************************/
33
34#define UPIO_BT_POWER_OFF 0
35#define UPIO_BT_POWER_ON  1
36
37/* UPIO signals */
38enum {
39    UPIO_BT_WAKE = 0,
40    UPIO_HOST_WAKE,
41    UPIO_MAX_COUNT
42};
43
44/* UPIO assertion/deassertion */
45enum {
46    UPIO_UNKNOWN = 0,
47    UPIO_DEASSERT,
48    UPIO_ASSERT
49};
50
51/******************************************************************************
52**  Extern variables and functions
53******************************************************************************/
54
55/******************************************************************************
56**  Functions
57******************************************************************************/
58
59/*******************************************************************************
60**
61** Function        upio_init
62**
63** Description     Initialization
64**
65** Returns         None
66**
67*******************************************************************************/
68void upio_init(void);
69
70/*******************************************************************************
71**
72** Function        upio_cleanup
73**
74** Description     Clean up
75**
76** Returns         None
77**
78*******************************************************************************/
79void upio_cleanup(void);
80
81/*******************************************************************************
82**
83** Function        upio_set_bluetooth_power
84**
85** Description     Interact with low layer driver to set Bluetooth power
86**                 on/off.
87**
88** Returns         0  : SUCCESS or Not-Applicable
89**                 <0 : ERROR
90**
91*******************************************************************************/
92int upio_set_bluetooth_power(int on);
93
94/*******************************************************************************
95**
96** Function        upio_set
97**
98** Description     Set i/o based on polarity
99**
100** Returns         None
101**
102*******************************************************************************/
103void upio_set(uint8_t pio, uint8_t action, uint8_t polarity);
104
105#endif /* UPIO_H */
106
107