serial/8250/8250_fourport.c

0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003  *  Copyright (C) 2005 Russell King.
0004  *  Data taken from include/asm-i386/serial.h
0005  */
0006 #include <linux/module.h>
0007 #include <linux/init.h>
0008 #include <linux/serial_8250.h>
0009
0010 #include "8250.h"
0011
0012 #define SERIAL8250_FOURPORT(_base, _irq) \
0013     SERIAL8250_PORT_FLAGS(_base, _irq, UPF_FOURPORT)
0014
0015 static struct plat_serial8250_port fourport_data[] = {
0016     SERIAL8250_FOURPORT(0x1a0, 9),
0017     SERIAL8250_FOURPORT(0x1a8, 9),
0018     SERIAL8250_FOURPORT(0x1b0, 9),
0019     SERIAL8250_FOURPORT(0x1b8, 9),
0020     SERIAL8250_FOURPORT(0x2a0, 5),
0021     SERIAL8250_FOURPORT(0x2a8, 5),
0022     SERIAL8250_FOURPORT(0x2b0, 5),
0023     SERIAL8250_FOURPORT(0x2b8, 5),
0024     { },
0025 };
0026
0027 static struct platform_device fourport_device = {
0028     .name           = "serial8250",
0029     .id         = PLAT8250_DEV_FOURPORT,
0030     .dev            = {
0031         .platform_data  = fourport_data,
0032     },
0033 };
0034
0035 static int __init fourport_init(void)
0036 {
0037     return platform_device_register(&fourport_device);
0038 }
0039
0040 module_init(fourport_init);
0041
0042 MODULE_AUTHOR("Russell King");
0043 MODULE_DESCRIPTION("8250 serial probe module for AST Fourport cards");
0044 MODULE_LICENSE("GPL");