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5b88144d WD |
1 | /* |
2 | * (C) Copyright 2000 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * Keith Outwater, keith_outwater@mvis.com | |
5 | * | |
1a459660 | 6 | * SPDX-License-Identifier: GPL-2.0+ |
5b88144d WD |
7 | */ |
8 | ||
9 | #define NUM_PORTS 4 | |
10 | #define PORT_BITS 18 | |
11 | ||
12 | /* | |
13 | * This structure provides configuration information for one port pin. | |
14 | * We include all fields needed to initialize any of the ioports. | |
15 | */ | |
16 | typedef struct { | |
17 | unsigned char conf:1; /* If 1, configure this port */ | |
18 | unsigned char ppar:1; /* Port Pin Assignment Register */ | |
19 | unsigned char psor:1; /* Port Special Options Register */ | |
20 | unsigned char pdir:1; /* Port Data Direction Register */ | |
21 | unsigned char podr:1; /* Port Open Drain Register */ | |
22 | unsigned char pdat:1; /* Port Data Register */ | |
23 | unsigned char pint:1; /* Port Interrupt Register */ | |
24 | } mpc8xx_iop_conf_t; | |
25 | ||
26 | extern void config_mpc8xx_ioports(volatile immap_t *immr); |