Orange Pi5 kernel

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * parport.h: platform-specific PC-style parport initialisation
 *
 * Copyright (C) 1999, 2000  Tim Waugh <tim@cyberelk.demon.co.uk>
 *
 * This file should only be included by drivers/parport/parport_pc.c.
 */
 
#ifndef _ASM_POWERPC_PARPORT_H
#define _ASM_POWERPC_PARPORT_H
#ifdef __KERNEL__
 
#include <asm/prom.h>
 
static int parport_pc_find_nonpci_ports (int autoirq, int autodma)
{
<------>struct device_node *np;
<------>const u32 *prop;
<------>u32 io1, io2;
<------>int propsize;
<------>int count = 0;
<------>int virq;
 
<------>for_each_compatible_node(np, "parallel", "pnpPNP,400") {
<------><------>prop = of_get_property(np, "reg", &propsize);
<------><------>if (!prop || propsize > 6*sizeof(u32))
<------><------><------>continue;
<------><------>io1 = prop[1]; io2 = prop[2];
 
<------><------>virq = irq_of_parse_and_map(np, 0);
<------><------>if (!virq)
<------><------><------>continue;
 
<------><------>if (parport_pc_probe_port(io1, io2, virq, autodma, NULL, 0)
<------><------><------><------>!= NULL)
<------><------><------>count++;
<------>}
<------>return count;
}
 
#endif /* __KERNEL__ */
#endif /* !(_ASM_POWERPC_PARPORT_H) */