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1c0c13eb AJ |
1 | /* |
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 | |
4 | * for more details. | |
5 | * | |
6 | * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net> | |
7 | */ | |
8 | ||
9 | #include <linux/module.h> | |
10 | #include <linux/init.h> | |
11 | #include <linux/serial.h> | |
12 | #include <linux/serial_8250.h> | |
13 | #include <linux/ssb/ssb.h> | |
14 | #include <bcm47xx.h> | |
15 | ||
16 | static struct plat_serial8250_port uart8250_data[5]; | |
17 | ||
18 | static struct platform_device uart8250_device = { | |
19 | .name = "serial8250", | |
20 | .id = PLAT8250_DEV_PLATFORM, | |
21 | .dev = { | |
22 | .platform_data = uart8250_data, | |
23 | }, | |
24 | }; | |
25 | ||
26 | static int __init uart8250_init(void) | |
27 | { | |
28 | int i; | |
29 | struct ssb_mipscore *mcore = &(ssb_bcm47xx.mipscore); | |
30 | ||
31 | memset(&uart8250_data, 0, sizeof(uart8250_data)); | |
32 | ||
33 | for (i = 0; i < mcore->nr_serial_ports; i++) { | |
34 | struct plat_serial8250_port *p = &(uart8250_data[i]); | |
35 | struct ssb_serial_port *ssb_port = &(mcore->serial_ports[i]); | |
36 | ||
37 | p->mapbase = (unsigned int) ssb_port->regs; | |
38 | p->membase = (void *) ssb_port->regs; | |
39 | p->irq = ssb_port->irq + 2; | |
40 | p->uartclk = ssb_port->baud_base; | |
41 | p->regshift = ssb_port->reg_shift; | |
42 | p->iotype = UPIO_MEM; | |
43 | p->flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; | |
44 | } | |
45 | return platform_device_register(&uart8250_device); | |
46 | } | |
47 | ||
48 | module_init(uart8250_init); | |
49 | ||
50 | MODULE_AUTHOR("Aurelien Jarno <aurelien@aurel32.net>"); | |
51 | MODULE_LICENSE("GPL"); | |
52 | MODULE_DESCRIPTION("8250 UART probe driver for the BCM47XX platforms"); |