2002-09-18 19:52:13 +00:00
|
|
|
/*
|
|
|
|
|
* (C) Copyright 2000
|
|
|
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
|
|
|
* Keith Outwater, keith_outwater@mvis.com
|
|
|
|
|
*
|
2013-07-08 07:37:19 +00:00
|
|
|
* SPDX-License-Identifier: GPL-2.0+
|
2002-09-18 19:52:13 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#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);
|
