xref: /linux/arch/arm/mach-pxa/generic.h (revision 04fef228fb00dd79475a2313f4ba73b4fbfe2faa)
1 /*
2  *  linux/arch/arm/mach-pxa/generic.h
3  *
4  * Author:	Nicolas Pitre
5  * Copyright:	MontaVista Software Inc.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 typedef int (*set_wake_t)(unsigned int, unsigned int);
13 
14 struct sys_timer;
15 
16 extern struct sys_timer pxa_timer;
17 extern void __init pxa_init_irq(int irq_nr, set_wake_t fn);
18 extern void __init pxa_init_gpio(int gpio_nr, set_wake_t fn);
19 extern void __init pxa25x_init_irq(void);
20 extern void __init pxa27x_init_irq(void);
21 extern void __init pxa3xx_init_irq(void);
22 extern void __init pxa_map_io(void);
23 
24 extern unsigned int get_clk_frequency_khz(int info);
25 extern int pxa_last_gpio;
26 
27 #define SET_BANK(__nr,__start,__size) \
28 	mi->bank[__nr].start = (__start), \
29 	mi->bank[__nr].size = (__size), \
30 	mi->bank[__nr].node = (((unsigned)(__start) - PHYS_OFFSET) >> 27)
31 
32 #define ARRAY_AND_SIZE(x)	(x), ARRAY_SIZE(x)
33 
34 #ifdef CONFIG_PXA25x
35 extern unsigned pxa25x_get_clk_frequency_khz(int);
36 extern unsigned pxa25x_get_memclk_frequency_10khz(void);
37 #else
38 #define pxa25x_get_clk_frequency_khz(x)		(0)
39 #define pxa25x_get_memclk_frequency_10khz()	(0)
40 #endif
41 
42 #ifdef CONFIG_PXA27x
43 extern unsigned pxa27x_get_clk_frequency_khz(int);
44 extern unsigned pxa27x_get_memclk_frequency_10khz(void);
45 #else
46 #define pxa27x_get_clk_frequency_khz(x)		(0)
47 #define pxa27x_get_memclk_frequency_10khz()	(0)
48 #endif
49 
50 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
51 extern void pxa2xx_clear_reset_status(unsigned int);
52 #else
53 static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
54 #endif
55 
56 #ifdef CONFIG_PXA3xx
57 extern unsigned pxa3xx_get_clk_frequency_khz(int);
58 extern unsigned pxa3xx_get_memclk_frequency_10khz(void);
59 extern void pxa3xx_clear_reset_status(unsigned int);
60 #else
61 #define pxa3xx_get_clk_frequency_khz(x)		(0)
62 #define pxa3xx_get_memclk_frequency_10khz()	(0)
63 static inline void pxa3xx_clear_reset_status(unsigned int mask) {}
64 #endif
65 
66 extern struct sysdev_class pxa_irq_sysclass;
67 extern struct sysdev_class pxa_gpio_sysclass;
68 extern struct sysdev_class pxa3xx_mfp_sysclass;
69