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Add LPC43xx GIMA and GPIO header files
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4887 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
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/****************************************************************************************************
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* arch/arm/src/lpc43xx/chip/lpc43_gima.h
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************************************/
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#ifndef __ARCH_ARM_SRC_LPC43XX_CHIP_LPC43_GIMA_H
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#define __ARCH_ARM_SRC_LPC43XX_CHIP_LPC43_GIMA_H
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/****************************************************************************************************
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* Included Files
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****************************************************************************************************/
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#include <nuttx/config.h>
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/****************************************************************************************************
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* Pre-processor Definitions
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****************************************************************************************************/
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/* Register Offsets *********************************************************************************/
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/* Timer capture input multiplexor registers */
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#define LPC32_GIMA_CAP_OFFSET(t,i) (((t) << 4) | ((i) << 2))
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#define LPC43_GIMA_CAP00_OFFSET 0x0000 /* Timer 0 CAP0_0 capture input multiplexer (GIMA output 0) */
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#define LPC43_GIMA_CAP01_OFFSET 0x0004 /* Timer 0 CAP0_1 capture input multiplexer (GIMA output 1) */
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#define LPC43_GIMA_CAP02_OFFSET 0x0008 /* Timer 0 CAP0_2 capture input multiplexer (GIMA output 2) */
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#define LPC43_GIMA_CAP03_OFFSET 0x000c /* Timer 0 CAP0_3 capture input multiplexer (GIMA output 3) */
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#define LPC43_GIMA_CAP10_OFFSET 0x0010 /* Timer 1 CAP1_0 capture input multiplexer (GIMA output 4) */
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#define LPC43_GIMA_CAP11_OFFSET 0x0014 /* Timer 1 CAP1_1 capture input multiplexer (GIMA output 5) */
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#define LPC43_GIMA_CAP12_OFFSET 0x0018 /* Timer 1 CAP1_2 capture input multiplexer (GIMA output 6) */
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#define LPC43_GIMA_CAP13_OFFSET 0x001c /* Timer 1 CAP1_3 capture input multiplexer (GIMA output 7) */
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#define LPC43_GIMA_CAP20_OFFSET 0x0020 /* Timer 2 CAP2_0 capture input multiplexer (GIMA output 8) */
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#define LPC43_GIMA_CAP21_OFFSET 0x0024 /* Timer 2 CAP2_1 capture input multiplexer (GIMA output 9) */
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#define LPC43_GIMA_CAP22_OFFSET 0x0028 /* Timer 2 CAP2_2 capture input multiplexer (GIMA output 10) */
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#define LPC43_GIMA_CAP23_OFFSET 0x002c /* Timer 2 CAP2_3 capture input multiplexer (GIMA output 11) */
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#define LPC43_GIMA_CAP30_OFFSET 0x0030 /* Timer 3 CAP3_0 capture input multiplexer (GIMA output 12) */
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#define LPC43_GIMA_CAP31_OFFSET 0x0034 /* Timer 3 CAP3_1 capture input multiplexer (GIMA output 13) */
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#define LPC43_GIMA_CAP32_OFFSET 0x0038 /* Timer 3 CAP3_2 capture input multiplexer (GIMA output 14) */
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#define LPC43_GIMA_CAP33_OFFSET 0x003c /* Timer 3 CAP3_3 capture input multiplexer (GIMA output 15) */
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#define LPC32_GIMA_CTIN_OFFSET(i) (0x0040 + ((i) << 2))
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#define LPC43_GIMA_CTIN0_OFFSET 0x0040 /* SCT CTIN_0 capture input multiplexer (GIMA output 16) */
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#define LPC43_GIMA_CTIN1_OFFSET 0x0044 /* SCT CTIN_1 capture input multiplexer (GIMA output 17) */
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#define LPC43_GIMA_CTIN2_OFFSET 0x0048 /* SCT CTIN_2 capture input multiplexer (GIMA output 18) */
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#define LPC43_GIMA_CTIN3_OFFSET 0x004c /* SCT CTIN_3 capture input multiplexer (GIMA output 19) */
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#define LPC43_GIMA_CTIN4_OFFSET 0x0050 /* SCT CTIN_4 capture input multiplexer (GIMA output 20) */
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#define LPC43_GIMA_CTIN5_OFFSET 0x0054 /* SCT CTIN_5 capture input multiplexer (GIMA output 21) */
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#define LPC43_GIMA_CTIN6_OFFSET 0x0058 /* SCT CTIN_6 capture input multiplexer (GIMA output 22) */
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#define LPC43_GIMA_CTIN7_OFFSET 0x005c /* SCT CTIN_7 capture input multiplexer (GIMA output 23) */
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#define LPC43_GIMA_VADCTRIG_OFFSET 0x0060 /* VADC trigger input multiplexer (GIMA output 24) */
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#define LPC43_GIMA_EVNTRTR13_OFFSET 0x0064 /* Event router input 13 multiplexer (GIMA output 25) */
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#define LPC43_GIMA_EVNTRTR14_OFFSET 0x0068 /* Event router input 14 multiplexer (GIMA output 26) */
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#define LPC43_GIMA_EVNTRTR16_OFFSET 0x006c /* Event router input 16 multiplexer (GIMA output 27) */
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#define LPC43_GIMA_ADCSTART0_OFFSET 0x0070 /* ADC start0 input multiplexer (GIMA output 28) */
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#define LPC43_GIMA_ADCSTART1_OFFSET 0x0074 /* ADC start1 input multiplexer (GIMA output 29) */
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/* Register Addresses *******************************************************************************/
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#define LPC32_GIMA_CAP(t,i) (LPC43_GIMA_BASE+LPC32_GIMA_CAP_OFFSET(t,i))
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#define LPC43_GIMA_CAP00 (LPC43_GIMA_BASE+LPC43_GIMA_CAP00_OFFSET)
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#define LPC43_GIMA_CAP01 (LPC43_GIMA_BASE+LPC43_GIMA_CAP01_OFFSET)
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#define LPC43_GIMA_CAP02 (LPC43_GIMA_BASE+LPC43_GIMA_CAP02_OFFSET)
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#define LPC43_GIMA_CAP03 (LPC43_GIMA_BASE+LPC43_GIMA_CAP03_OFFSET)
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#define LPC43_GIMA_CAP10 (LPC43_GIMA_BASE+LPC43_GIMA_CAP10_OFFSET)
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#define LPC43_GIMA_CAP11 (LPC43_GIMA_BASE+LPC43_GIMA_CAP11_OFFSET)
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#define LPC43_GIMA_CAP12 (LPC43_GIMA_BASE+LPC43_GIMA_CAP12_OFFSET)
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#define LPC43_GIMA_CAP13 (LPC43_GIMA_BASE+LPC43_GIMA_CAP13_OFFSET)
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#define LPC43_GIMA_CAP20 (LPC43_GIMA_BASE+LPC43_GIMA_CAP20_OFFSET)
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#define LPC43_GIMA_CAP21 (LPC43_GIMA_BASE+LPC43_GIMA_CAP21_OFFSET)
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#define LPC43_GIMA_CAP22 (LPC43_GIMA_BASE+LPC43_GIMA_CAP22_OFFSET)
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#define LPC43_GIMA_CAP23 (LPC43_GIMA_BASE+LPC43_GIMA_CAP23_OFFSET)
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#define LPC43_GIMA_CAP30 (LPC43_GIMA_BASE+LPC43_GIMA_CAP30_OFFSET)
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#define LPC43_GIMA_CAP31 (LPC43_GIMA_BASE+LPC43_GIMA_CAP31_OFFSET)
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#define LPC43_GIMA_CAP32 (LPC43_GIMA_BASE+LPC43_GIMA_CAP32_OFFSET)
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#define LPC43_GIMA_CAP33 (LPC43_GIMA_BASE+LPC43_GIMA_CAP33_OFFSET)
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#define LPC32_GIMA_CTIN(i) (LPC43_GIMA_BASE+LPC32_GIMA_CTIN_OFFSET(i))
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#define LPC43_GIMA_CTIN0 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN0_OFFSET)
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#define LPC43_GIMA_CTIN1 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN1_OFFSET)
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#define LPC43_GIMA_CTIN2 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN2_OFFSET)
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#define LPC43_GIMA_CTIN3 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN3_OFFSET)
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#define LPC43_GIMA_CTIN4 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN4_OFFSET)
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#define LPC43_GIMA_CTIN5 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN5_OFFSET)
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#define LPC43_GIMA_CTIN6 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN6_OFFSET)
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#define LPC43_GIMA_CTIN7 (LPC43_GIMA_BASE+LPC43_GIMA_CTIN7_OFFSET)
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#define LPC43_GIMA_VADCTRIG (LPC43_GIMA_BASE+LPC43_GIMA_VADCTRIG_OFFSET)
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#define LPC43_GIMA_EVNTRTR13 (LPC43_GIMA_BASE+LPC43_GIMA_EVNTRTR13_OFFSET)
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#define LPC43_GIMA_EVNTRTR14 (LPC43_GIMA_BASE+LPC43_GIMA_EVNTRTR14_OFFSET)
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#define LPC43_GIMA_EVNTRTR16 (LPC43_GIMA_BASE+LPC43_GIMA_EVNTRTR16_OFFSET)
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#define LPC43_GIMA_ADCSTART0 (LPC43_GIMA_BASE+LPC43_GIMA_ADCSTART0_OFFSET)
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#define LPC43_GIMA_ADCSTART1 (LPC43_GIMA_BASE+LPC43_GIMA_ADCSTART1_OFFSET)
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/* Register Bit Definitions *************************************************************************/
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/* Common register field definitions */
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#define GIMA_INV (1 << 0) /* Bit 0: Invert input */
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#define GIMA_EDGE (1 << 1) /* Bit 1: Enable rising edge detection */
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#define GIMA_SYNCH (1 << 2) /* Bit 2: Enable synchronization */
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#define GIMA_PULSE (1 << 3) /* Bit 3: Enable single pulse generation */
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#define GIMA_SELECT_SHIFT (4) /* Bits 4-7: Select input */
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#define GIMA_SELECT_MASK (15 << GIMA_SELECT_SHIFT)
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/* Bits 8-31: Reserved */
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/* Timer 0 CAP0_0 capture input multiplexer (GIMA output 0) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP00_SELECT_CTIN0 (0 << GIMA_SELECT_SHIFT) /* CTIN_0 */
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# define GIMA_CAP00_SELECT_SGPIO3 (1 << GIMA_SELECT_SHIFT) /* SGPIO3 */
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# define GIMA_CAP00_SELECT_TOCAP0 (2 << GIMA_SELECT_SHIFT) /* T0_CAP0 */
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/* Bits 8-31: Reserved */
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/* Timer 0 CAP0_1 capture input multiplexer (GIMA output 1) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP01_SELECT_CTIN1 (0 << GIMA_SELECT_SHIFT) /* CTIN_1 */
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# define GIMA_CAP01_SELECT_U2TX (1 << GIMA_SELECT_SHIFT) /* USART2 TX active */
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# define GIMA_CAP01_SELECT_TOCAP1 (2 << GIMA_SELECT_SHIFT) /* T0_CAP1 */
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/* Bits 8-31: Reserved */
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/* Timer 0 CAP0_2 capture input multiplexer (GIMA output 2) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP02_SELECT_CTIN2 (0 << GIMA_SELECT_SHIFT) /* CTIN_2 */
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# define GIMA_CAP02_SELECT_SGPIO3D (1 << GIMA_SELECT_SHIFT) /* SGPIO3_DIV */
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# define GIMA_CAP02_SELECT_T0CAP2 (2 << GIMA_SELECT_SHIFT) /* T0_CAP2 */
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/* Bits 8-31: Reserved */
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/* Timer 0 CAP0_3 capture input multiplexer (GIMA output 3) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP03_SELECT_CTOUT15 (0 << GIMA_SELECT_SHIFT) /* CTOUT_15 or T3_MAT3 */
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# define GIMA_CAP03_SELECT_T0CAP3 (1 << GIMA_SELECT_SHIFT) /* T0_CAP3 */
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# define GIMA_CAP03_SELECT_T3MAT3 (2 << GIMA_SELECT_SHIFT) /* T3_MAT3 */
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/* Bits 8-31: Reserved */
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/* Timer 1 CAP1_0 capture input multiplexer (GIMA output 4) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP10_SELECT_CTIN0 (0 << GIMA_SELECT_SHIFT) /* CTIN_0 */
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# define GIMA_CAP10_SELECT_SGPIO12 (1 << GIMA_SELECT_SHIFT) /* SGPIO12 */
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# define GIMA_CAP10_SELECT_T1CAP0 (2 << GIMA_SELECT_SHIFT) /* T1_CAP0 */
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/* Bits 8-31: Reserved */
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/* Timer 1 CAP1_1 capture input multiplexer (GIMA output 5) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP11_SELECT_CTIN3 (0 << GIMA_SELECT_SHIFT) /* CTIN_3 */
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# define GIMA_CAP11_SELECT_U0TX (1 << GIMA_SELECT_SHIFT) /* USART0 TX active */
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# define GIMA_CAP11_SELECT_T1CAP1 (2 << GIMA_SELECT_SHIFT) /* T1_CAP1 */
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/* Bits 8-31: Reserved */
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/* Timer 1 CAP1_2 capture input multiplexer (GIMA output 6) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP12_SELECT_CTIN4 (0 << GIMA_SELECT_SHIFT) /* CTIN_4 */
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# define GIMA_CAP12_SELECT_U0RX (1 << GIMA_SELECT_SHIFT) /* USART0 RX active */
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# define GIMA_CAP12_SELECT_T1CAP2 (2 << GIMA_SELECT_SHIFT) /* T1_CAP2 */
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/* Bits 8-31: Reserved */
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/* Timer 1 CAP1_3 capture input multiplexer (GIMA output 7) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP13_SELECT_CTOUT3 (0 << GIMA_SELECT_SHIFT) /* CTOUT_3 or T0_MAT3 */
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# define GIMA_CAP13_SELECT_T1CAP3 (1 << GIMA_SELECT_SHIFT) /* T1_CAP3 */
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# define GIMA_CAP13_SELECT_T0MAT3 (2 << GIMA_SELECT_SHIFT) /* T0_MAT3 */
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/* Bits 8-31: Reserved */
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/* Timer 2 CAP2_0 capture input multiplexer (GIMA output 8) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP20_SELECT_CTIN0 (0 << GIMA_SELECT_SHIFT) /* CTIN_0 */
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# define GIMA_CAP20_SELECT_SGPIO12D (1 << GIMA_SELECT_SHIFT) /* SGPIO12_DIV */
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# define GIMA_CAP20_SELECT_T2CAP0 (2 << GIMA_SELECT_SHIFT) /* T2_CAP0 */
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/* Bits 8-31: Reserved */
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/* Timer 2 CAP2_1 capture input multiplexer (GIMA output 9) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP21_SELECT_CTIN1 (0 << GIMA_SELECT_SHIFT) /* CTIN_1 */
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# define GIMA_CAP21_SELECT_U2TX (1 << GIMA_SELECT_SHIFT) /* USART2 TX active */
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# define GIMA_CAP21_SELECT_T2CAP1 (2 << GIMA_SELECT_SHIFT) /* T2_CAP1 */
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/* Bits 8-31: Reserved */
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/* Timer 2 CAP2_2 capture input multiplexer (GIMA output 10) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP22_SELECT_CTIN5 (0 << GIMA_SELECT_SHIFT) /* CTIN_5 */
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# define GIMA_CAP22_SELECT_U2RX (1 << GIMA_SELECT_SHIFT) /* USART2 RX active */
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# define GIMA_CAP22_SELECT_I2S1TX (2 << GIMA_SELECT_SHIFT) /* I2S1_TX_MWS */
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# define GIMA_CAP22_SELECT_T2CAP2 (3 << GIMA_SELECT_SHIFT) /* T2_CAP2 */
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/* Bits 8-31: Reserved */
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/* Timer 2 CAP2_3 capture input multiplexer (GIMA output 11) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP23_SELECT_CTOUT7 (0 << GIMA_SELECT_SHIFT) /* CTOUT_7 or T1_MAT3 */
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# define GIMA_CAP23_SELECT_T2CAP3 (1 << GIMA_SELECT_SHIFT) /* T2_CAP3 */
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# define GIMA_CAP23_SELECT_T1MAT3 (2 << GIMA_SELECT_SHIFT) /* T1_MAT3 */
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/* Bits 8-31: Reserved */
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/* Timer 3 CAP3_0 capture input multiplexer (GIMA output 12) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP30_SELECT_CTIN0 (0 << GIMA_SELECT_SHIFT) /* CTIN_0 */
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# define GIMA_CAP30_SELECT_I2S0RX (1 << GIMA_SELECT_SHIFT) /* I2S0_RX_MWS */
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# define GIMA_CAP30_SELECT_T3CAP0 (2 << GIMA_SELECT_SHIFT) /* T3_CAP0 */
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/* Bits 8-31: Reserved */
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/* Timer 3 CAP3_1 capture input multiplexer (GIMA output 13) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP31_SELECT_CTIN6 (0 << GIMA_SELECT_SHIFT) /* CTIN_6 */
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# define GIMA_CAP31_SELECT_U3TX (1 << GIMA_SELECT_SHIFT) /* USART3 TX active */
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# define GIMA_CAP31_SELECT_I2S0TX (2 << GIMA_SELECT_SHIFT) /* I2S0_TX_MWS */
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# define GIMA_CAP31_SELECT_T3CAP1 (3 << GIMA_SELECT_SHIFT) /* T3_CAP1 */
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/* Bits 8-31: Reserved */
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/* Timer 3 CAP3_2 capture input multiplexer (GIMA output 14) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP32_SELECT_CTIN7 (0 << GIMA_SELECT_SHIFT) /* CTIN_7 */
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# define GIMA_CAP32_SELECT_U3RX (1 << GIMA_SELECT_SHIFT) /* USART3 RX active */
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# define GIMA_CAP32_SELECT_SOF0 (2 << GIMA_SELECT_SHIFT) /* SOF0 (Start-Of-Frame USB0) */
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# define GIMA_CAP32_SELECT_T3CAP2 (3 << GIMA_SELECT_SHIFT) /* T3_CAP2 */
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/* Bits 8-31: Reserved */
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/* Timer 3 CAP3_3 capture input multiplexer (GIMA output 15) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CAP33_SELECT_CTOUT11 (0 << GIMA_SELECT_SHIFT) /* CTOUT11 or T2_MAT3 */
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# define GIMA_CAP33_SELECT_SOF1 (1 << GIMA_SELECT_SHIFT) /* SOF1 (Start-Of-Frame USB1) */
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# define GIMA_CAP33_SELECT_T3CAP3 (2 << GIMA_SELECT_SHIFT) /* T3_CAP3 */
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# define GIMA_CAP33_SELECT_T2MAT3 (3 << GIMA_SELECT_SHIFT) /* T2_MAT3 */
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/* Bits 8-31: Reserved */
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/* SCT CTIN_0 capture input multiplexer (GIMA output 16) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CTIN0_SELECT_CTIN0 (0 << GIMA_SELECT_SHIFT) /* CTIN_0 */
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# define GIMA_CTIN0_SELECT_SGPIO3 (1 << GIMA_SELECT_SHIFT) /* SGPIO3 */
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# define GIMA_CTIN0_SELECT_SGPIO3D (2 << GIMA_SELECT_SHIFT) /* SGPIO3_DIV */
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/* Bits 8-31: Reserved */
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/* SCT CTIN_1 capture input multiplexer (GIMA output 17) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CTIN1_SELECT_CTIN1 (0 << GIMA_SELECT_SHIFT) /* CTIN_1 */
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# define GIMA_CTIN1_SELECT_U2TX (1 << GIMA_SELECT_SHIFT) /* USART2 TX active */
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# define GIMA_CTIN1_SELECT_SGPIO12 (2 << GIMA_SELECT_SHIFT) /* SGPIO12 */
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/* Bits 8-31: Reserved */
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/* SCT CTIN_2 capture input multiplexer (GIMA output 18) */
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/* Bits 4-7: Same as the common definitions */
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# define GIMA_CTIN2_SELECT_CTIN2 (0 << GIMA_SELECT_SHIFT) /* CTIN_2 */
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# define GIMA_CTIN2_SELECT_SGPIO12 (1 << GIMA_SELECT_SHIFT) /* SGPIO12 */
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# define GIMA_CTIN2_SELECT_SGPIO12D (2 << GIMA_SELECT_SHIFT) /* SGPIO12_DIV */
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/* Bits 8-31: Reserved */
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/* SCT CTIN_3 capture input multiplexer (GIMA output 19) */
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/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_CTIN3_SELECT_CTIN3 (0 << GIMA_SELECT_SHIFT) /* CTIN_3 */
|
||||
# define GIMA_CTIN3_SELECT_U0TX (1 << GIMA_SELECT_SHIFT) /* USART0 TX active */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* SCT CTIN_4 capture input multiplexer (GIMA output 20) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_CTIN4_SELECT_CTIN4 (0 << GIMA_SELECT_SHIFT) /* CTIN_4*/
|
||||
# define GIMA_CTIN4_SELECT_U0RX (1 << GIMA_SELECT_SHIFT) /* USART0 RX active */
|
||||
# define GIMA_CTIN4_SELECT_I2S1RX (2 << GIMA_SELECT_SHIFT) /* I2S1_RX_MWS1 */
|
||||
# define GIMA_CTIN4_SELECT_I2S1TX (3 << GIMA_SELECT_SHIFT) /* I2S1_TX_MWS1 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* SCT CTIN_5 capture input multiplexer (GIMA output 21) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_CTIN5_SELECT_CTIN5 (0 << GIMA_SELECT_SHIFT) /* CTIN_5 */
|
||||
# define GIMA_CTIN5_SELECT_U2RX (1 << GIMA_SELECT_SHIFT) /* USART2 RX active */
|
||||
# define GIMA_CTIN5_SELECT_SGPIO12D (2 << GIMA_SELECT_SHIFT) /* SGPIO12_DIV */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* SCT CTIN_6 capture input multiplexer (GIMA output 22) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_CTIN6_SELECT_CTIN6 (0 << GIMA_SELECT_SHIFT) /* CTIN_6 */
|
||||
# define GIMA_CTIN6_SELECT_U3TX (1 << GIMA_SELECT_SHIFT) /* USART3 TX active */
|
||||
# define GIMA_CTIN6_SELECT_I2S0RX (2 << GIMA_SELECT_SHIFT) /* I2S0_RX_MWS */
|
||||
# define GIMA_CTIN6_SELECT_I2S0TX (3 << GIMA_SELECT_SHIFT) /* I2S0_TX_MWS */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* SCT CTIN_7 capture input multiplexer (GIMA output 23) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_CTIN7_SELECT_CTIN7 (0 << GIMA_SELECT_SHIFT) /* CTIN_7 */
|
||||
# define GIMA_CTIN7_SELECT_U3RX (1 << GIMA_SELECT_SHIFT) /* USART3 RX active */
|
||||
# define GIMA_CTIN7_SELECT_SOF0 (2 << GIMA_SELECT_SHIFT) /* SOF0 (Start-Of-Frame USB0) */
|
||||
# define GIMA_CTIN7_SELECT_SOF1 (3 << GIMA_SELECT_SHIFT) /* SOF1 (Start-Of-Frame USB1) */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* VADC trigger input multiplexer (GIMA output 24) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_VADC_SELECT_GPIO6p28 (0 << GIMA_SELECT_SHIFT) /* GPIO6[28] */
|
||||
# define GIMA_VADC_SELECT_GPIO5p3 (1 << GIMA_SELECT_SHIFT) /* GPIO5[3] */
|
||||
# define GIMA_VADC_SELECT_SGPIO10 (2 << GIMA_SELECT_SHIFT) /* SGPIO10 */
|
||||
# define GIMA_VADC_SELECT_SGPIO12 (3 << GIMA_SELECT_SHIFT) /* SGPIO12 */
|
||||
# define GIMA_VADC_SELECT_MCOB2 (5 << GIMA_SELECT_SHIFT) /* MCOB2 */
|
||||
# define GIMA_VADC_SELECT_CTOUT0 (6 << GIMA_SELECT_SHIFT) /* CTOUT_0 or T0_MAT0 */
|
||||
# define GIMA_VADC_SELECT_CTOUT8 (7 << GIMA_SELECT_SHIFT) /* CTOUT_8 or T2_MAT0 */
|
||||
# define GIMA_VADC_SELECT_T0MAT0 (8 << GIMA_SELECT_SHIFT) /* T0_MAT0 */
|
||||
# define GIMA_VADC_SELECT_T2MAT0 (9 << GIMA_SELECT_SHIFT) /* T2_MAT0 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* Event router input 13 multiplexer (GIMA output 25) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_EVNTRTR_SELECT_CTOUT2 (0 << GIMA_SELECT_SHIFT) /* CTOUT_2 or T0_MAT2 */
|
||||
# define GIMA_EVNTRTR_SELECT_SGPIO3 (1 << GIMA_SELECT_SHIFT) /* SGPIO3 */
|
||||
# define GIMA_EVNTRTR_SELECT_T0MAT2 (2 << GIMA_SELECT_SHIFT) /* T0_MAT2 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* Event router input 14 multiplexer (GIMA output 26) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_EVNTRTR_SELECT_CTOUT6 (0 << GIMA_SELECT_SHIFT) /* CTOUT_6 or T1_MAT2 */
|
||||
# define GIMA_EVNTRTR_SELECT_SGPIO12 (1 << GIMA_SELECT_SHIFT) /* SGPIO12 */
|
||||
# define GIMA_EVNTRTR_SELECT_T1MAT2 (2 << GIMA_SELECT_SHIFT) /* T1_MAT2 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* Event router input 16 multiplexer (GIMA output 27) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_EVNTRTR_SELECT_CTOUT14 (0 << GIMA_SELECT_SHIFT) /* CTOUT_14 or T3_MAT2 */
|
||||
# define GIMA_EVNTRTR_SELECT_T3MAT2 (1 << GIMA_SELECT_SHIFT) /* T3_MAT2 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* ADC start0 input multiplexer (GIMA output 28) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_ADC0_SELECT_CTOUT15 (0 << GIMA_SELECT_SHIFT) /* CTOUT_15 or T3_MAT3 */
|
||||
# define GIMA_ADC0_SELECT_T3MAT2 (1 << GIMA_SELECT_SHIFT) /* T3_MAT2 */
|
||||
/* Bits 8-31: Reserved */
|
||||
/* ADC start1 input multiplexer (GIMA output 29) */
|
||||
/* Bits 4-7: Same as the common definitions */
|
||||
# define GIMA_ADC1_SELECT_CTOUT8 (0 << GIMA_SELECT_SHIFT) /* CTOUT_8 or T2_MAT0 */
|
||||
# define GIMA_ADC1_SELECT_T2MAT0 (1 << GIMA_SELECT_SHIFT) /* T2_MAT0 */
|
||||
/* Bits 8-31: Reserved */
|
||||
|
||||
/****************************************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************************************/
|
||||
|
||||
/****************************************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************************************/
|
||||
|
||||
/****************************************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************************************/
|
||||
|
||||
#endif /* __ARCH_ARM_SRC_LPC43XX_CHIP_LPC43_GIMA_H */
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,302 @@
|
||||
/********************************************************************************************
|
||||
* arch/arm/src/lpc43xx/lpc43_gpio.h
|
||||
*
|
||||
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
|
||||
* Author: 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_LPC43XX_GPIO_H
|
||||
#define __ARCH_ARM_SRC_LPC43XX_GPIO_H
|
||||
|
||||
/********************************************************************************************
|
||||
* Included Files
|
||||
********************************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
/* Include the chip capabilities and GPIO definitions file */
|
||||
|
||||
#include "chip.h"
|
||||
#include "chip/lpc43_gpio.h"
|
||||
|
||||
/********************************************************************************************
|
||||
* Pre-processor Definitions
|
||||
********************************************************************************************/
|
||||
#define NUM_GPIO_PORTS 8
|
||||
#define NUM_GPIO_PINS 32
|
||||
|
||||
/* Each configurable pin can be individually configured by software in several modes. The
|
||||
* following definitions provide the bit encoding that is used to define a pin configuration.
|
||||
* Note that these pins do not corresponding GPIO ports and pins.
|
||||
*
|
||||
* 16-bit Encoding:
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* Normal: .MM. .... PPPB BBBB
|
||||
* Interrupt: .MMG GPII PPPB BBBB
|
||||
*/
|
||||
|
||||
/* GPIO mode:
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* .MM. .... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_MODE_SHIFT (13) /* Bits 13-14: Mode of the GPIO pin */
|
||||
#define GPIO_MODE_MASK (3 << GPIO_MODE_SHIFT)
|
||||
# define GPIO_MODE_INPUT (1 << GPIO_MODE_SHIFT)
|
||||
# define GPIO_MODE_OUTPUT (2 << GPIO_MODE_SHIFT)
|
||||
# define GPIO_MODE_INTERRUPT (3 << GPIO_MODE_SHIFT)
|
||||
|
||||
#define GPIO_IS_OUTPUT(p) ((p) & GPIO_MODE_MASK) == GPIO_MODE_INPUT)
|
||||
#define GPIO_IS_INPUT(p) ((p) & GPIO_MODE_MASK) == GPIO_MODE_OUTPUT)
|
||||
#define GPIO_IS_INTERRUPT(p) ((p) & GPIO_MODE_MASK) == GPIO_MODE_INTERRUPT)
|
||||
|
||||
/* Group Interrupt Selection (valid only for interrupt GPIO pins):
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* ...G G... .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_GRPINT_SHIFT (11) /* Bits 11-12: Group interrupt selection */
|
||||
#define GPIO_GRPINT_MASK (3 << GPIO_GRPINT_SHIFT)
|
||||
# define GPIO_GRPINT_NONE (0 << GPIO_GRPINT_SHIFT) /* 00 Not a member of a group */
|
||||
# define GPIO_GRPINT_GROUP0 (2 << GPIO_GRPINT_SHIFT) /* 10 Member of group 0 */
|
||||
# define GPIO_GRPINT_GROUP1 (3 << GPIO_GRPINT_SHIFT) /* 11 Member of group 1 */
|
||||
|
||||
#define _GPIO_GRPINT (1 << (GPIO_GRPINT_SHIFT+1)) /* Bit 12: 1=Member of a group */
|
||||
#define _GPIO_GRPNO (1 << GPIO_GRPINT_SHIFT) /* Bit 11: Group number */
|
||||
|
||||
#define GPIO_IS_GRPINT(p) ((p) & _GPIO_GRPINT) != 0)
|
||||
#define GPIO_GRPPNO(p) ((p) & _GPIO_GRPNO) >> GPIO_GRPINT_SHIFT)
|
||||
|
||||
/* Group Interrupt Polarity (valid only for interrupt GPIO group interrupts ):
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* .... .P.. .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_POLARITY (1 << 10) /* Bit 10: Group Polarity */
|
||||
|
||||
#define GPIO_POLARITY_HI GPIO_POLARITY
|
||||
#define GPIO_POLARITY_LOW 0
|
||||
|
||||
#define GPIO_IS_POLARITY_HI(p) (((p) & GPIO_POLARITY) != 0)
|
||||
#define GPIO_IS_POLARITY_LOW(p) (((p) & GPIO_POLARITY) == 0)
|
||||
|
||||
/* Interrupt Configuration (valid only for interrupt GPIO pins):
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* .... ..II .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_INT_SHIFT (8) /* Bits 8-9: Interrupt mode */
|
||||
#define GPIO_INT_MASK (3 << GPIO_INT_SHIFT)
|
||||
# define GPIO_INT_LEVEL_LOW (0 << GPIO_INT_SHIFT) /* 00 Edge=NO, Active=LOW */
|
||||
# define GPIO_INT_LEVEL_HI (1 << GPIO_INT_SHIFT) /* 01 Edge=NO, Active=HIGH */
|
||||
# define GPIO_INT_EDGE_FALLING (2 << GPIO_INT_SHIFT) /* 10 Edge=YES, Active=LOW */
|
||||
# define GPIO_INT_EDGE_RISING (3 << GPIO_INT_SHIFT) /* 11 Edge=YES, Active=LOW */
|
||||
|
||||
#define _GPIO_ACTIVE_HI (1 << GPIO_INT_SHIFT)
|
||||
#define _GPIO_EDGE (1 << (GPIO_INT_SHIFT+1))
|
||||
|
||||
#define GPIO_IS_ACTIVE_HI(p) ((p) & _GPIO_ACTIVE_HI) != 0)
|
||||
#define GPIO_IS_ACTIVE_LOW(p) ((p) & _GPIO_ACTIVE_HI) == 0)
|
||||
#define GPIO_IS_EDGE(p) ((p) & _GPIO_EDGE) != 0)
|
||||
#define GPIO_IS_LEVEL(p) ((p) & _GPIO_EDGE) == 0)
|
||||
|
||||
/* GPIO Port Number:
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* .... GPII .... ....
|
||||
*/
|
||||
|
||||
#define GPIO_PORT_SHIFT (4) /* Bits 4-6: Port number */
|
||||
#define GPIO_PORT_MASK (7 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT0 (0 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT1 (1 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT2 (2 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT3 (3 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT4 (4 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT5 (5 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT6 (6 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT7 (7 << GPIO_PORT_SHIFT)
|
||||
|
||||
/* GPIO Pin Number:
|
||||
*
|
||||
* 1111 1100 0000 0000
|
||||
* 5432 1098 7654 3210
|
||||
* ---- ---- ---- ----
|
||||
* .... .... ...B BBBB
|
||||
*/
|
||||
|
||||
#define GPIO_PIN_SHIFT (0) /* Bits 0-5: Pin number */
|
||||
#define GPIO_PIN_MASK (31 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN0 (0 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN1 (1 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN2 (2 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN3 (3 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN4 (4 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN5 (5 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN6 (6 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN7 (7 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN8 (8 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN9 (9 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN10 (10 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN11 (11 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN12 (12 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN13 (13 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN14 (14 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN15 (15 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN16 (16 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN17 (17 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN18 (18 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN19 (19 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN20 (20 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN21 (21 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN22 (22 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN23 (23 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN24 (24 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN25 (25 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN26 (26 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN27 (27 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN28 (28 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN29 (29 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN30 (30 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN31 (31 << GPIO_PIN_SHIFT)
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Types
|
||||
********************************************************************************************/
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Data
|
||||
********************************************************************************************/
|
||||
|
||||
/* Base addresses for each GPIO block */
|
||||
|
||||
extern const uint32_t g_gpiobase[NUM_GPIO_PORTS];
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Functions
|
||||
********************************************************************************************/
|
||||
|
||||
/********************************************************************************************
|
||||
* Name: lpc43_gpioconfig
|
||||
*
|
||||
* Description:
|
||||
* Configure a GPIO based on bit-encoded description of the pin.
|
||||
*
|
||||
* Returned Value:
|
||||
* OK on success; A negated errno value on failure.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN int lpc43_gpioconfig(uint16_t gpiocfg);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpiowrite
|
||||
*
|
||||
* Description:
|
||||
* Write one or zero to the selected GPIO pin
|
||||
*
|
||||
* Returned Value:
|
||||
* None
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN void lpc43_gpiowrite(uint16_t gpiocfg, bool value);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpioread
|
||||
*
|
||||
* Description:
|
||||
* Read one or zero from the selected GPIO pin
|
||||
*
|
||||
* Returned Value:
|
||||
* The boolean state of the input pin
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN bool lpc43_gpioread(uint16_t gpiocfg);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpioattach
|
||||
*
|
||||
* Description:
|
||||
* Attach and enable a GPIO interrupts on the selected GPIO pin, receiving the
|
||||
* interrupt with the selected interrupt handler. The GPIO interrupt may be
|
||||
* disabled by providing a NULL value for the interrupt handler function pointer.
|
||||
*
|
||||
* Parameters:
|
||||
* - gpiocfg: GPIO pin identification
|
||||
* - func: Interrupt handler
|
||||
*
|
||||
* Returns:
|
||||
* The previous value of the interrupt handler function pointer. This value may,
|
||||
* for example, be used to restore the previous handler when multiple handlers are
|
||||
* used.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN xcpt_t lpc43_gpioattach(uint16_t gpiocfg, xcpt_t func);
|
||||
|
||||
/************************************************************************************
|
||||
* Function: lpc43_dumpgpio
|
||||
*
|
||||
* Description:
|
||||
* Dump all pin configuration registers associated with the provided base address
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
#ifdef CONFIG_DEBUG
|
||||
EXTERN int lpc43_dumpgpio(uint16_t gpiocfg, const char *msg);
|
||||
#else
|
||||
# define lpc43_dumpgpio(p,m)
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __ARCH_ARM_SRC_LPC43XX_GPIO_H */
|
||||
@@ -54,14 +54,14 @@
|
||||
* following definitions provide the bit encoding that is used to define a pin configuration.
|
||||
* Note that these pins do not corresponding GPIO ports and pins.
|
||||
*
|
||||
* 20-bit Encoding: 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* Normal Pins: AMM. UUDD IGWS SSSP PPPP
|
||||
* Alternate Function Pins: AFFF UUDD IGWS SSSP PPPP
|
||||
* 20-bit Encoding:
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* AFFF UUDD IGWS SSSP PPPP
|
||||
*/
|
||||
|
||||
/* Alternate vs Normal encoding:
|
||||
/* Analog (input) / digital:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
@@ -69,50 +69,23 @@
|
||||
* A... .... .... .... ....
|
||||
*/
|
||||
|
||||
#define PINCONF_ALTERNATE (1 << 19) /* Bit 19: 1=Alternate function */
|
||||
#define PINCONF_NORMAL (0) /* Bit 19: 0=Normal function */
|
||||
#define PINCONF_ANALOG (1 << 19) /* Bit 19: 1=Analog */
|
||||
#define PINCONF_DIGITAL (0) /* Bit 19: 0=Digial */
|
||||
|
||||
#define PINCONF_IS_ALTERNATE(p) ((p) & PINCONF_ALTERNATE) != 0)
|
||||
#define PINCONF_IS_NORMAL(p) ((p) & PINCONF_ALTERNATE) == 0)
|
||||
#define PINCONF_IS_ANALOG(p) ((p) & PINCONF_ANALOG) != 0)
|
||||
#define PINCONF_IS_DIGITAL(p) ((p) & PINCONF_ANALOG) == 0)
|
||||
|
||||
/* Alternate function number:
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* AFFF UUDD IGWS SSSP PPPP
|
||||
* .FFF .... .... .... ....
|
||||
*/
|
||||
|
||||
#define PINCONF_FUNC_SHIFT (16) /* Bits 16-18: Alternate function number */
|
||||
#define PINCONF_FUNC_MASK (7 << PINCONF_MODE_SHIFT)
|
||||
|
||||
/* Mode of a normal pin
|
||||
*
|
||||
* 1111 1111 1100 0000 0000
|
||||
* 9876 5432 1098 7654 3210
|
||||
* ---- ---- ---- ---- ----
|
||||
* .MM. .... .... .... ....
|
||||
*/
|
||||
|
||||
#define _PINCONF_OUTPUT (1 << 18) /* Bit 18: 1=Output */
|
||||
#define _PINCONF_INPUT (0) /* Bit 18: 0=Input */
|
||||
#define _PINCONF_ANALOG (1 << 17) /* Bit 17: 1=Analog */
|
||||
#define _PINCONF_DIGITAL (0) /* Bit 17: 0=Digital */
|
||||
|
||||
#define PINCONF_MODE_SHIFT (17) /* Bits 17-18 = Mode of a normal pin*/
|
||||
#define PINCONF_MODE_MASK (3 << PINCONF_MODE_SHIFT)
|
||||
# define PINCONF_MODE_INPUT (_PINCONF_INPUT | _PINCONF_DIGITAL)
|
||||
# define PINCONF_MODE_OUTPUT (_PINCONF_OUTPUT | _PINCONF_DIGITAL)
|
||||
# define PINCONF_MODE_ANALOGIN (_PINCONF_INPUT | _PINCONF_ANALOG)
|
||||
# define PINCONF_MODE_ANALOGOUT (_PINCONF_OUTPUT | _PINCONF_ANALOG)
|
||||
|
||||
#define PINCONF_IS_OUTPUT(p) ((p) & _PINCONF_OUTPUT) != 0)
|
||||
#define PINCONF_IS_INPUT(p) ((p) & _PINCONF_OUTPUT) == 0)
|
||||
|
||||
#define PINCONF_IS_ANALOG(p) ((p) & _PINCONF_ANALOG) != 0)
|
||||
#define PINCONF_IS_DIGITAL(p) ((p) & _PINCONF_ANALOG) == 0)
|
||||
|
||||
/* Pull-up/down resisters. These selections are available for all pins but may not
|
||||
* make sense for all pins. NOTE: that both pull up and down is not precluded.
|
||||
*
|
||||
@@ -251,33 +224,6 @@
|
||||
# define PINCONF_PIN_30 (30 << PINCONF_PIN_SHIFT)
|
||||
# define PINCONF_PIN_31 (31 << PINCONF_PIN_SHIFT)
|
||||
|
||||
/* GPIO input pins may also be configurated as interrupting inputs. */
|
||||
|
||||
#define NUM_GPIO_PORTS 8
|
||||
#define NUM_GPIO_PINS 8
|
||||
|
||||
#define GPIO_PORT_SHIFT (4) /* Bits 4-6: Pin set */
|
||||
#define GPIO_PORT_MASK (7 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT0 (0 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT1 (1 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT2 (2 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT3 (3 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT4 (4 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT5 (5 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT6 (6 << GPIO_PORT_SHIFT)
|
||||
# define GPIO_PORT7 (7 << GPIO_PORT_SHIFT)
|
||||
|
||||
#define GPIO_PIN_SHIFT (0) /* Bits 0-2: Pin number */
|
||||
#define GPIO_PIN_MASK (7 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN0 (0 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN1 (1 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN2 (2 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN3 (3 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN4 (4 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN5 (5 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN6 (6 << GPIO_PIN_SHIFT)
|
||||
# define GPIO_PIN7 (7 << GPIO_PIN_SHIFT)
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Types
|
||||
********************************************************************************************/
|
||||
@@ -286,10 +232,6 @@
|
||||
* Public Data
|
||||
********************************************************************************************/
|
||||
|
||||
/* Base addresses for each GPIO block */
|
||||
|
||||
extern const uint32_t g_gpiobase[NUM_GPIO_PORTS];
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Functions
|
||||
********************************************************************************************/
|
||||
@@ -300,6 +242,9 @@ extern const uint32_t g_gpiobase[NUM_GPIO_PORTS];
|
||||
* Description:
|
||||
* Configure a pin based on bit-encoded description of the pin.
|
||||
*
|
||||
* Input Value:
|
||||
* 20-bit encoded value describing the pin.
|
||||
*
|
||||
* Returned Value:
|
||||
* OK on success; A negated errno value on failure.
|
||||
*
|
||||
@@ -307,56 +252,6 @@ extern const uint32_t g_gpiobase[NUM_GPIO_PORTS];
|
||||
|
||||
EXTERN int lpc43_pinconfig(uint32_t pinset);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpiowrite
|
||||
*
|
||||
* Description:
|
||||
* Write one or zero to the selected GPIO pin
|
||||
*
|
||||
* Returned Value:
|
||||
* None
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN void lpc43_gpiowrite(uint8_t gpioset, bool value);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpioread
|
||||
*
|
||||
* Description:
|
||||
* Read one or zero from the selected GPIO pin
|
||||
*
|
||||
* Returned Value:
|
||||
* The boolean state of the input pin
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN bool lpc43_gpioread(uint8_t gpioset);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: lpc43_gpiointerrupt
|
||||
*
|
||||
* Description:
|
||||
* Configure to receive GPIO interrupts on the select GPIO pin, reveiving the
|
||||
* interrupt with the sectioned interrupt handler. The GPIO interrupt may be
|
||||
* disabled by providing a NULL value for the interrupt handler function pointer.
|
||||
*
|
||||
* Parameters:
|
||||
* - gpioset: GPIO pin identification
|
||||
* - rising: Enable interrupt generation on the rising edge
|
||||
* - falling: Enable interrupt generation on the falling edge
|
||||
* - func: Interrupt handler
|
||||
*
|
||||
* Returns:
|
||||
* The previous value of the interrupt handler function pointer. This value may,
|
||||
* for example, be used to restore the previous handler when multiple handlers are
|
||||
* used.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN xcpt_t lpc43_gpiointerrupt(uint8_t gpioset, bool risingedge, bool fallingedge,
|
||||
xcpt_t func);
|
||||
|
||||
/************************************************************************************
|
||||
* Function: lpc43_dumppinconfig
|
||||
*
|
||||
|
||||
Reference in New Issue
Block a user