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Diffstat (limited to 'arch/arm/mach-s3c2410/cpu.h')
-rw-r--r-- | arch/arm/mach-s3c2410/cpu.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/cpu.h b/arch/arm/mach-s3c2410/cpu.h new file mode 100644 index 000000000000..478c15c0e36a --- /dev/null +++ b/arch/arm/mach-s3c2410/cpu.h | |||
@@ -0,0 +1,69 @@ | |||
1 | /* arch/arm/mach-s3c2410/cpu.h | ||
2 | * | ||
3 | * Copyright (c) 2004-2005 Simtec Electronics | ||
4 | * Ben Dooks <ben@simtec.co.uk> | ||
5 | * | ||
6 | * Header file for S3C24XX CPU support | ||
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 | * Modifications: | ||
13 | * 24-Aug-2004 BJD Start of generic S3C24XX support | ||
14 | * 18-Oct-2004 BJD Moved board struct into this file | ||
15 | * 04-Jan-2005 BJD New uart initialisation | ||
16 | * 10-Jan-2005 BJD Moved generic init here, specific to cpu headers | ||
17 | * 14-Jan-2005 BJD Added s3c24xx_init_clocks() call | ||
18 | * 10-Mar-2005 LCVR Changed S3C2410_{VA,SZ} to S3C24XX_{VA,SZ} & IODESC_ENT | ||
19 | * 14-Mar-2005 BJD Updated for __iomem | ||
20 | */ | ||
21 | |||
22 | /* todo - fix when rmk changes iodescs to use `void __iomem *` */ | ||
23 | |||
24 | #define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, S3C2410_PA_##x, S3C24XX_SZ_##x, MT_DEVICE } | ||
25 | |||
26 | #ifndef MHZ | ||
27 | #define MHZ (1000*1000) | ||
28 | #endif | ||
29 | |||
30 | #define print_mhz(m) ((m) / MHZ), ((m / 1000) % 1000) | ||
31 | |||
32 | /* forward declaration */ | ||
33 | struct s3c2410_uartcfg; | ||
34 | struct map_desc; | ||
35 | |||
36 | /* core initialisation functions */ | ||
37 | |||
38 | extern void s3c24xx_init_irq(void); | ||
39 | |||
40 | extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); | ||
41 | |||
42 | extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no); | ||
43 | |||
44 | extern void s3c24xx_init_clocks(int xtal); | ||
45 | |||
46 | /* the board structure is used at first initialsation time | ||
47 | * to get info such as the devices to register for this | ||
48 | * board. This is done because platfrom_add_devices() cannot | ||
49 | * be called from the map_io entry. | ||
50 | */ | ||
51 | |||
52 | struct s3c24xx_board { | ||
53 | struct platform_device **devices; | ||
54 | unsigned int devices_count; | ||
55 | |||
56 | struct clk **clocks; | ||
57 | unsigned int clocks_count; | ||
58 | }; | ||
59 | |||
60 | extern void s3c24xx_set_board(struct s3c24xx_board *board); | ||
61 | |||
62 | /* timer for 2410/2440 */ | ||
63 | |||
64 | struct sys_timer; | ||
65 | extern struct sys_timer s3c24xx_timer; | ||
66 | |||
67 | /* system device classes */ | ||
68 | |||
69 | extern struct sysdev_class s3c2440_sysclass; | ||