Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Carsten Langgaard, carstenl@mips.com | |
3 | * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. | |
4 | * | |
5 | * This program is free software; you can distribute it and/or modify it | |
6 | * under the terms of the GNU General Public License (Version 2) as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 | * for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
17 | */ | |
18 | #include <linux/config.h> | |
19 | #include <linux/init.h> | |
20 | #include <linux/interrupt.h> | |
21 | #include <linux/sched.h> | |
22 | #include <linux/ioport.h> | |
23 | #include <linux/tty.h> | |
24 | #include <linux/serial.h> | |
25 | #include <linux/serial_core.h> | |
26 | ||
27 | #include <asm/cpu.h> | |
28 | #include <asm/bootinfo.h> | |
29 | #include <asm/irq.h> | |
30 | #include <asm/mips-boards/generic.h> | |
31 | #include <asm/mips-boards/prom.h> | |
32 | #include <asm/mips-boards/atlas.h> | |
33 | #include <asm/mips-boards/atlasint.h> | |
34 | #include <asm/time.h> | |
35 | #include <asm/traps.h> | |
36 | ||
37 | extern void mips_reboot_setup(void); | |
38 | extern void mips_time_init(void); | |
39 | extern void mips_timer_setup(struct irqaction *irq); | |
40 | extern unsigned long mips_rtc_get_time(void); | |
41 | ||
42 | #ifdef CONFIG_KGDB | |
43 | extern void kgdb_config(void); | |
44 | #endif | |
45 | ||
46 | static void __init serial_init(void); | |
47 | ||
48 | const char *get_system_type(void) | |
49 | { | |
50 | return "MIPS Atlas"; | |
51 | } | |
52 | ||
c83cfc9c | 53 | void __init plat_setup(void) |
1da177e4 | 54 | { |
c83cfc9c RB |
55 | mips_pcibios_init(); |
56 | ||
1da177e4 LT |
57 | ioport_resource.end = 0x7fffffff; |
58 | ||
59 | serial_init (); | |
60 | ||
61 | #ifdef CONFIG_KGDB | |
62 | kgdb_config(); | |
63 | #endif | |
64 | mips_reboot_setup(); | |
65 | ||
66 | board_time_init = mips_time_init; | |
67 | board_timer_setup = mips_timer_setup; | |
68 | rtc_get_time = mips_rtc_get_time; | |
1da177e4 LT |
69 | } |
70 | ||
1da177e4 LT |
71 | static void __init serial_init(void) |
72 | { | |
73 | #ifdef CONFIG_SERIAL_8250 | |
74 | struct uart_port s; | |
75 | ||
76 | memset(&s, 0, sizeof(s)); | |
77 | ||
78 | #ifdef CONFIG_CPU_LITTLE_ENDIAN | |
79 | s.iobase = ATLAS_UART_REGS_BASE; | |
80 | #else | |
81 | s.iobase = ATLAS_UART_REGS_BASE+3; | |
82 | #endif | |
83 | s.irq = ATLASINT_UART; | |
84 | s.uartclk = ATLAS_BASE_BAUD * 16; | |
85 | s.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ; | |
9b4a1617 | 86 | s.iotype = UPIO_PORT; |
1da177e4 LT |
87 | s.regshift = 3; |
88 | ||
89 | if (early_serial_setup(&s) != 0) { | |
90 | printk(KERN_ERR "Serial setup failed!\n"); | |
91 | } | |
92 | #endif | |
93 | } |