111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
/*
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* @brief LPC11u6x IOCON driver
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2013
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* All rights reserved.
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*
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#include "chip.h"
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/*****************************************************************************
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* Private types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Public types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Private functions
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****************************************************************************/
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/*****************************************************************************
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* Public functions
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****************************************************************************/
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/* Sets I/O Control pin mux */
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void Chip_IOCON_PinMuxSet(LPC_IOCON_T *pIOCON, uint8_t port, uint8_t pin, uint32_t modefunc)
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{
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switch (port) {
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case 0:
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pIOCON->PIO0[pin] = modefunc;
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break;
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case 1:
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pIOCON->PIO1[pin] = modefunc;
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break;
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case 2:
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if (pin >= 2) {
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pIOCON->PIO2B[pin - 2] = modefunc;
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}
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else {
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pIOCON->PIO2A[pin] = modefunc;
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}
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break;
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default:
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break;
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}
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}
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/*Set all I/O Control pin muxing*/
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void Chip_IOCON_SetPinMuxing(LPC_IOCON_T *pIOCON, const PINMUX_GRP_T* pinArray, uint32_t arrayLength)
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{
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uint32_t ix;
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for (ix = 0; ix < arrayLength; ix++ ) {
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Chip_IOCON_PinMuxSet(pIOCON, pinArray[ix].port, pinArray[ix].pin, pinArray[ix].modefunc);
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}
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}
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/* Return value of I/O Control pin mux */
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uint32_t Chip_IOCON_GetPinMux(LPC_IOCON_T *pIOCON, uint8_t port, uint8_t pin)
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{
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uint32_t iocon_value = 0;
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switch (port) {
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case 0:
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iocon_value = pIOCON->PIO0[pin];
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break;
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case 1:
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iocon_value = pIOCON->PIO1[pin];
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break;
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case 2:
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if (pin >= 2) {
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iocon_value = pIOCON->PIO2B[pin - 2];
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}
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else {
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iocon_value = pIOCON->PIO2A[pin];
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}
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break;
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default:
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break;
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}
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return iocon_value;
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}
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