1/*
2 * parport.h: platform-specific PC-style parport initialisation
3 *
4 * Copyright (C) 1999, 2000  Tim Waugh <tim@cyberelk.demon.co.uk>
5 *
6 * This file should only be included by drivers/parport/parport_pc.c.
7 */
8
9#ifndef _ASM_POWERPC_PARPORT_H
10#define _ASM_POWERPC_PARPORT_H
11#ifdef __KERNEL__
12
13#include <asm/prom.h>
14
15static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma)
16{
17	struct device_node *np;
18	const u32 *prop;
19	u32 io1, io2;
20	int propsize;
21	int count = 0;
22	for (np = NULL; (np = of_find_compatible_node(np,
23						      "parallel",
24						      "pnpPNP,400")) != NULL;) {
25		prop = of_get_property(np, "reg", &propsize);
26		if (!prop || propsize > 6*sizeof(u32))
27			continue;
28		io1 = prop[1]; io2 = prop[2];
29		prop = of_get_property(np, "interrupts", NULL);
30		if (!prop)
31			continue;
32		if (parport_pc_probe_port(io1, io2, prop[0], autodma, NULL) != NULL)
33			count++;
34	}
35	return count;
36}
37
38#endif /* __KERNEL__ */
39#endif /* !(_ASM_POWERPC_PARPORT_H) */
40