45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
|
/*
|
||
|
|
* (C) Copyright 2000
|
||
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||
|
|
* Keith Outwater, keith_outwater@mvis.com
|
||
|
|
*
|
||
|
|
* 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
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* 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);
|
||
|
|
|
||
|
|
/* vim: set ts=4 tw=78 sw=4: */
|