76 lines
2.8 KiB
C
76 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/****************************************************************************
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File : io.h *
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Contents : input/output declaration header file for NanoXplore *
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USB-JTAG ANGIE adapter hardware. *
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Based on openULINK project code by: Martin Schmoelzer. *
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Copyright 2023, Ahmed Errached BOUDJELIDA, NanoXplore SAS. *
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<aboudjelida@nanoxplore.com> *
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<ahmederrachedbjld@gmail.com> *
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*****************************************************************************/
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#ifndef __IO_H
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#define __IO_H
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#include "reg_ezusb.h"
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/***************************************************************************
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* JTAG Signals: *
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***************************************************************************
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* TMS ....... Test Mode Select *
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* TCK ....... Test Clock *
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* TDI ....... Test Data Input (from device point of view, not JTAG *
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* adapter point of view!) *
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* TDO ....... Test Data Output (from device point of view, not JTAG *
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* adapter point of view!) *
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* TRST ...... Test Reset: Used to reset the TAP Finite State Machine *
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* into the Test Logic Reset state *
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* SRST ..... Chip Reset *
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***************************************************************************/
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/* PORT A */
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/* PA0 Not Connected */
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/* PA1 Not Connected */
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#define PIN_RDWR_B IOA2
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#define PIN_CSI_B IOA3
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#define PIN_INIT_B IOA4
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#define PIN_PROGRAM_B IOA5
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/* PA6 Not Connected */
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/* PA7 Not Connected */
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/* PORT B */
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#define PIN_TRST IOB0
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#define PIN_TMS IOB1
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#define PIN_TCK IOB2
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#define PIN_TDI IOB3
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#define PIN_TDO IOB4
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#define PIN_SRST IOB5
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/* PB6 Not Connected */
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/* PB7 Not Connected */
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/* JTAG Signals with direction 'OUT' on port B */
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/* PIN_TDI - PIN_TCK - PIN_TMS - PIN_TRST - PIN_SRST */
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#define MASK_PORTB_DIRECTION_OUT (bmbit0 | bmbit1 | bmbit2 | bmbit3 | bmbit5)
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/* PORT C */
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#define PIN_T0 IOC0
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#define PIN_T1 IOC1
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#define PIN_T2 IOC2
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#define PIN_T3 IOC3
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#define PIN_T4 IOC4
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/* PC5 Not Connected */
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/* PC6 Not Connected */
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/* PC7 Not Connected */
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/* PORT D */
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#define PIN_SDA IOD0
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#define PIN_SCL IOD1
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#define PIN_SDA_DIR IOD2
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#define PIN_SCL_DIR IOD3
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/* PD4 Not Connected */
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/* PD5 Not Connected */
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/* PD6 Not Connected */
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/* PD7 Not Connected */
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#endif
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