2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
8 * Copyright (C) 2009 Lemote, Inc.
9 * Author: Yan hua (yanhua@lemote.com)
10 * Author: Wu Zhangjin (wuzj@lemote.com)
14 #include <linux/init.h>
15 #include <linux/serial_8250.h>
17 #include <asm/bootinfo.h>
26 .iobase = (LOONGSON_UART_BASE - LOONGSON_PCIIO_BASE),\
27 .iotype = UPIO_PORT, \
28 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
34 .irq = MIPS_CPU_IRQ_BASE + (int), \
37 .membase = (void __iomem *)NULL, \
38 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
42 static struct plat_serial8250_port uart8250_data[][2] = {
43 [MACH_LOONGSON_UNKNOWN] {},
44 [MACH_LEMOTE_FL2E] {PORT(4), {} },
45 [MACH_LEMOTE_FL2F] {PORT(3), {} },
46 [MACH_LEMOTE_ML2F7] {PORT_M(3), {} },
47 [MACH_LEMOTE_YL2F89] {PORT_M(3), {} },
48 [MACH_DEXXON_GDIUM2F10] {PORT_M(3), {} },
49 [MACH_LOONGSON_END] {},
52 static struct platform_device uart8250_device = {
54 .id = PLAT8250_DEV_PLATFORM,
56 .platform_data = uart8250_data[LOONGSON_MACHTYPE],
60 static int __init serial_init(void)
62 if (uart8250_data[LOONGSON_MACHTYPE][0].iotype == UPIO_MEM)
63 uart8250_data[LOONGSON_MACHTYPE][0].membase =
64 ioremap_nocache(LOONGSON_UART_BASE, 8);
66 platform_device_register(&uart8250_device);
71 device_initcall(serial_init);