1 /*
2 * @brief LPC15xx I2C Common driver
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2014
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #include "chip.h"
33
34 /*****************************************************************************
35 * Private types/enumerations/variables
36 ****************************************************************************/
37
38 /*****************************************************************************
39 * Public types/enumerations/variables
40 ****************************************************************************/
41
42 /*****************************************************************************
43 * Private functions
44 ****************************************************************************/
45
46 /*****************************************************************************
47 * Public functions
48 ****************************************************************************/
49
50 /* Initializes the LPC_I2C peripheral */
Chip_I2C_Init(LPC_I2C_T * pI2C)51 void Chip_I2C_Init(LPC_I2C_T *pI2C)
52 {
53 /* Enable I2C clock */
54 Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_I2C0);
55
56 /* Peripheral reset control to I2C */
57 Chip_SYSCTL_PeriphReset(RESET_I2C0);
58 }
59
60 /* Shuts down the I2C controller block */
Chip_I2C_DeInit(LPC_I2C_T * pI2C)61 void Chip_I2C_DeInit(LPC_I2C_T *pI2C)
62 {
63 /* Disable I2C clock */
64 Chip_Clock_DisablePeriphClock(SYSCTL_CLOCK_I2C0);
65 }
66