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