diff options
Diffstat (limited to 'arch/arm/mach-s3c6410/cpu.c')
-rw-r--r-- | arch/arm/mach-s3c6410/cpu.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6410/cpu.c b/arch/arm/mach-s3c6410/cpu.c new file mode 100644 index 000000000000..975cf88f0e84 --- /dev/null +++ b/arch/arm/mach-s3c6410/cpu.c | |||
@@ -0,0 +1,91 @@ | |||
1 | /* linux/arch/arm/mach-s3c6410/cpu.c | ||
2 | * | ||
3 | * Copyright 2008 Simtec Electronics | ||
4 | * Copyright 2008 Simtec Electronics | ||
5 | * Ben Dooks <ben@simtec.co.uk> | ||
6 | * http://armlinux.simtec.co.uk/ | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | |||
13 | #include <linux/kernel.h> | ||
14 | #include <linux/types.h> | ||
15 | #include <linux/interrupt.h> | ||
16 | #include <linux/list.h> | ||
17 | #include <linux/timer.h> | ||
18 | #include <linux/init.h> | ||
19 | #include <linux/clk.h> | ||
20 | #include <linux/io.h> | ||
21 | #include <linux/sysdev.h> | ||
22 | #include <linux/serial_core.h> | ||
23 | #include <linux/platform_device.h> | ||
24 | |||
25 | #include <asm/mach/arch.h> | ||
26 | #include <asm/mach/map.h> | ||
27 | #include <asm/mach/irq.h> | ||
28 | |||
29 | #include <mach/hardware.h> | ||
30 | #include <asm/irq.h> | ||
31 | |||
32 | #include <plat/cpu-freq.h> | ||
33 | #include <plat/regs-serial.h> | ||
34 | |||
35 | #include <plat/cpu.h> | ||
36 | #include <plat/devs.h> | ||
37 | #include <plat/clock.h> | ||
38 | #include <plat/s3c6400.h> | ||
39 | #include <plat/s3c6410.h> | ||
40 | |||
41 | /* Initial IO mappings */ | ||
42 | |||
43 | static struct map_desc s3c6410_iodesc[] __initdata = { | ||
44 | }; | ||
45 | |||
46 | /* s3c6410_map_io | ||
47 | * | ||
48 | * register the standard cpu IO areas | ||
49 | */ | ||
50 | |||
51 | void __init s3c6410_map_io(void) | ||
52 | { | ||
53 | iotable_init(s3c6410_iodesc, ARRAY_SIZE(s3c6410_iodesc)); | ||
54 | } | ||
55 | |||
56 | void __init s3c6410_init_clocks(int xtal) | ||
57 | { | ||
58 | printk(KERN_DEBUG "%s: initialising clocks\n", __func__); | ||
59 | s3c24xx_register_baseclocks(xtal); | ||
60 | s3c64xx_register_clocks(); | ||
61 | s3c6400_register_clocks(); | ||
62 | s3c6400_setup_clocks(); | ||
63 | } | ||
64 | |||
65 | void __init s3c6410_init_irq(void) | ||
66 | { | ||
67 | /* VIC0 is missing IRQ7, VIC1 is fully populated. */ | ||
68 | s3c64xx_init_irq(~0 & ~(1 << 7), ~0); | ||
69 | } | ||
70 | |||
71 | struct sysdev_class s3c6410_sysclass = { | ||
72 | .name = "s3c6410-core", | ||
73 | }; | ||
74 | |||
75 | static struct sys_device s3c6410_sysdev = { | ||
76 | .cls = &s3c6410_sysclass, | ||
77 | }; | ||
78 | |||
79 | static int __init s3c6410_core_init(void) | ||
80 | { | ||
81 | return sysdev_class_register(&s3c6410_sysclass); | ||
82 | } | ||
83 | |||
84 | core_initcall(s3c6410_core_init); | ||
85 | |||
86 | int __init s3c6410_init(void) | ||
87 | { | ||
88 | printk("S3C6410: Initialising architecture\n"); | ||
89 | |||
90 | return sysdev_register(&s3c6410_sysdev); | ||
91 | } | ||