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fc982e1c KW |
1 | /* |
2 | * arch/arm/mach-lpc32xx/common.h | |
3 | * | |
4 | * Author: Kevin Wells <kevin.wells@nxp.com> | |
5 | * | |
6 | * Copyright (C) 2009-2010 NXP Semiconductors | |
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 as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | */ | |
18 | ||
19 | #ifndef __LPC32XX_COMMON_H | |
20 | #define __LPC32XX_COMMON_H | |
21 | ||
22 | #include <linux/platform_device.h> | |
23 | ||
24 | /* | |
25 | * Arch specific platform device structures | |
26 | */ | |
27 | extern struct platform_device lpc32xx_watchdog_device; | |
28 | extern struct platform_device lpc32xx_i2c0_device; | |
29 | extern struct platform_device lpc32xx_i2c1_device; | |
30 | extern struct platform_device lpc32xx_i2c2_device; | |
31 | ||
32 | /* | |
33 | * Other arch specific structures and functions | |
34 | */ | |
35 | extern struct sys_timer lpc32xx_timer; | |
36 | extern void __init lpc32xx_init_irq(void); | |
37 | extern void __init lpc32xx_map_io(void); | |
38 | extern void __init lpc32xx_serial_init(void); | |
39 | extern void __init lpc32xx_gpio_init(void); | |
40 | ||
41 | /* | |
42 | * Structure used for setting up and querying the PLLS | |
43 | */ | |
44 | struct clk_pll_setup { | |
45 | int analog_on; | |
46 | int cco_bypass_b15; | |
47 | int direct_output_b14; | |
48 | int fdbk_div_ctrl_b13; | |
49 | int pll_p; | |
50 | int pll_n; | |
51 | u32 pll_m; | |
52 | }; | |
53 | ||
54 | extern int clk_is_sysclk_mainosc(void); | |
55 | extern u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup); | |
56 | extern u32 clk_get_pllrate_from_reg(u32 inputclk, u32 regval); | |
57 | extern u32 clk_get_pclk_div(void); | |
58 | ||
59 | /* | |
60 | * Returns the LPC32xx unique 128-bit chip ID | |
61 | */ | |
62 | extern void lpc32xx_get_uid(u32 devid[4]); | |
63 | ||
64 | extern void lpc32xx_watchdog_reset(void); | |
65 | extern u32 lpc32xx_return_iram_size(void); | |
66 | ||
67 | /* | |
68 | * Pointers used for sizing and copying suspend function data | |
69 | */ | |
70 | extern int lpc32xx_sys_suspend(void); | |
71 | extern int lpc32xx_sys_suspend_sz; | |
72 | ||
73 | #endif |