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/************************************************************************************
* arch/arm/src/lpc17xx/chip/lpc178x_iocon.h
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Rommel Marcelo
* Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __ARCH_ARM_SRC_LPC17XX_CHIP_LPC178X_IOCON_H
#define __ARCH_ARM_SRC_LPC17XX_CHIP_LPC178X_IOCON_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include "chip.h"
#include "chip/lpc17_memorymap.h"
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Register offsets *****************************************************************/
#define LPC17_IOCON_P0_OFFSET (LPC17_IOCON_BASE+0x0000)
#define LPC17_IOCON_P1_OFFSET (LPC17_IOCON_BASE+0x0080)
#define LPC17_IOCON_P2_OFFSET (LPC17_IOCON_BASE+0x0100)
#define LPC17_IOCON_P3_OFFSET (LPC17_IOCON_BASE+0x0180)
#define LPC17_IOCON_P4_OFFSET (LPC17_IOCON_BASE+0x0200)
#define LPC17_IOCON_P5_OFFSET (LPC17_IOCON_BASE+0x0280)
#define LPC17_IOCON_PP0_OFFSET (0x0000) /* IOCON Port(n) register 0 */
#define LPC17_IOCON_PP1_OFFSET (0x0004) /* IOCON Port(n) register 1 */
#define LPC17_IOCON_PP2_OFFSET (0x0008) /* IOCON Port(n) register 2 */
#define LPC17_IOCON_PP3_OFFSET (0x000c) /* IOCON Port(n) register 3 */
#define LPC17_IOCON_PP4_OFFSET (0x0010) /* IOCON Port(n) register 4 */
#define LPC17_IOCON_PP5_OFFSET (0x0014) /* IOCON Port(n) register 5 */
#define LPC17_IOCON_PP6_OFFSET (0x0018) /* IOCON Port(n) register 6 */
#define LPC17_IOCON_PP7_OFFSET (0x001c) /* IOCON Port(n) register 7 */
#define LPC17_IOCON_PP8_OFFSET (0x0020) /* IOCON Port(n) register 8 */
#define LPC17_IOCON_PP9_OFFSET (0x0024) /* IOCON Port(n) register 9 */
#define LPC17_IOCON_PP10_OFFSET (0x0028) /* IOCON Port(n) register 10 */
#define LPC17_IOCON_PP11_OFFSET (0x002c) /* IOCON Port(n) register 11 */
#define LPC17_IOCON_PP12_OFFSET (0x0030) /* IOCON Port(n) register 12 */
#define LPC17_IOCON_PP13_OFFSET (0x0034) /* IOCON Port(n) register 13 */
#define LPC17_IOCON_PP14_OFFSET (0x0038) /* IOCON Port(n) register 14 */
#define LPC17_IOCON_PP15_OFFSET (0x003c) /* IOCON Port(n) register 15 */
#define LPC17_IOCON_PP16_OFFSET (0x0040) /* IOCON Port(n) register 16 */
#define LPC17_IOCON_PP17_OFFSET (0x0044) /* IOCON Port(n) register 17 */
#define LPC17_IOCON_PP18_OFFSET (0x0048) /* IOCON Port(n) register 18 */
#define LPC17_IOCON_PP19_OFFSET (0x004c) /* IOCON Port(n) register 19 */
#define LPC17_IOCON_PP20_OFFSET (0x0050) /* IOCON Port(n) register 20 */
#define LPC17_IOCON_PP21_OFFSET (0x0054) /* IOCON Port(n) register 21 */
#define LPC17_IOCON_PP22_OFFSET (0x0058) /* IOCON Port(n) register 22 */
#define LPC17_IOCON_PP23_OFFSET (0x005c) /* IOCON Port(n) register 23 */
#define LPC17_IOCON_PP24_OFFSET (0x0060) /* IOCON Port(n) register 24 */
#define LPC17_IOCON_PP25_OFFSET (0x0064) /* IOCON Port(n) register 25 */
#define LPC17_IOCON_PP26_OFFSET (0x0068) /* IOCON Port(n) register 26 */
#define LPC17_IOCON_PP27_OFFSET (0x006c) /* IOCON Port(n) register 27 */
#define LPC17_IOCON_PP28_OFFSET (0x0070) /* IOCON Port(n) register 28 */
#define LPC17_IOCON_PP29_OFFSET (0x0074) /* IOCON Port(n) register 29 */
#define LPC17_IOCON_PP30_OFFSET (0x0078) /* IOCON Port(n) register 30 */
#define LPC17_IOCON_PP31_OFFSET (0x007c) /* IOCON Port(n) register 31 */
/* Register addresses ***************************************************************/
//~ #define LPC17_IOCON_PP1(portoffset) (portoffset+LPC17_IOCON_P0_OFFSET)
/* Register bit definitions *********************************************************/
/* Pin Function Select register 0 (PINSEL0: 0x4002c000) */
/* IOCON pin function select */
#define IOCON_FUNC_GPIO (0)
#define IOCON_FUNC_ALT1 (1)
#define IOCON_FUNC_ALT2 (2)
#define IOCON_FUNC_ALT3 (3)
#define IOCON_FUNC_ALT4 (4)
#define IOCON_FUNC_ALT5 (5)
#define IOCON_FUNC_ALT6 (6)
#define IOCON_FUNC_ALT7 (7)
#define IOCON_FUNC_SHIFT (0) /* Bits 0-2: All types */
#define IOCON_FUNC_MASK (7 << IOCON_FUNC_SHIFT)
#define IOCON_MODE_SHIFT (3) /* Bits 3-4: Type D,A,W */
#define IOCON_MODE_MASK (3 << IOCON_MODE_SHIFT )
#define IOCON_HYS_SHIFT (5) /* Bit 5: Type D,W */
#define IOCON_HYS_MASK (1 << IOCON_HYS_SHIFT)
#define IOCON_INV_SHIFT (6) /* Bit 6: Typ D,A,I,W */
#define IOCON_INV_MASK (1 << IOCON_INV_SHIFT)
#define IOCON_ADMODE_SHIFT (7) /* Bit 7: Type A */
#define IOCON_ADMODE_MASK (1 << IOCON_ADMODE_SHIFT)
#define IOCON_FILTER_SHIFT (8) /* Bit 8: Type A */
#define IOCON_FILTER_MASK (1 << IOCON_FILTER_SHIFT)
#define IOCON_SLEW_SHIFT (9) /* Bit 9: Type W*/
#define IOCON_SLEW_MASK (1 << IOCON_SLEW_SHIFT)
#define IOCON_HIDRIVE_SHIFT (9) /* Bit 9: Type I */
#define IOCON_HIDRIVE_MASK (1 << IOCON_HIDRIVE_SHIFT)
#define IOCON_OD_SHIFT (10) /* Bit 10: Type D,A,W */
#define IOCON_OD_MASK (1 << IOCON_OD_SHIFT)
#define IOCON_DACEN_SHIFT (16) /* Bit 16: Type A */
#define IOCON_DACEN_MASK (1 << IOCON_DACEN_SHIFT)
/* Pin modes */
#define IOCON_MODE_FLOAT (0) /* 00: pin has neither pull-up nor pull-down */
#define IOCON_MODE_PD (1) /* 00: pin has a pull-down resistor enabled */
#define IOCON_MODE_PU (2) /* 00: pin has a pull-up resistor enabled */
#define IOCON_MODE_RM (3) /* 00: pin has repeater mode enabled */
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_SRC_LPC17XX_CHIP_LPC178X_IOCON_H */
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