blob: 3af0bc998dbf6da63f7b0baea349085a5cbb090c [file] [log] [blame]
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering,
* Keith Outwater,
* See file CREDITS for list of people who contributed to this
* project.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
#define NUM_PORTS 4
#define PORT_BITS 18
* This structure provides configuration information for one port pin.
* We include all fields needed to initialize any of the ioports.
typedef struct {
unsigned char conf:1; /* If 1, configure this port */
unsigned char ppar:1; /* Port Pin Assignment Register */
unsigned char psor:1; /* Port Special Options Register */
unsigned char pdir:1; /* Port Data Direction Register */
unsigned char podr:1; /* Port Open Drain Register */
unsigned char pdat:1; /* Port Data Register */
unsigned char pint:1; /* Port Interrupt Register */
} mpc8xx_iop_conf_t;
extern void config_mpc8xx_ioports(volatile immap_t *immr);