xref: /openbmc/linux/arch/arm/mach-pxa/generic.h (revision 2c684d89)
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 #include <linux/reboot.h>
13 
14 struct irq_data;
15 
16 extern unsigned int get_clk_frequency_khz(int info);
17 extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *,
18 					     unsigned int));
19 extern void __init pxa_map_io(void);
20 extern void pxa_timer_init(void);
21 
22 #define SET_BANK(__nr,__start,__size) \
23 	mi->bank[__nr].start = (__start), \
24 	mi->bank[__nr].size = (__size)
25 
26 #define ARRAY_AND_SIZE(x)	(x), ARRAY_SIZE(x)
27 
28 #define pxa25x_handle_irq icip_handle_irq
29 extern int __init pxa25x_clocks_init(void);
30 extern void __init pxa25x_init_irq(void);
31 extern void __init pxa25x_map_io(void);
32 extern void __init pxa26x_init_irq(void);
33 
34 #define pxa27x_handle_irq ichp_handle_irq
35 extern int __init pxa27x_clocks_init(void);
36 extern void __init pxa27x_dt_init_irq(void);
37 extern unsigned	pxa27x_get_clk_frequency_khz(int);
38 extern void __init pxa27x_init_irq(void);
39 extern void __init pxa27x_map_io(void);
40 
41 #define pxa3xx_handle_irq ichp_handle_irq
42 extern int __init pxa3xx_clocks_init(void);
43 extern void __init pxa3xx_dt_init_irq(void);
44 extern void __init pxa3xx_init_irq(void);
45 extern void __init pxa3xx_map_io(void);
46 
47 extern struct syscore_ops pxa_irq_syscore_ops;
48 extern struct syscore_ops pxa2xx_mfp_syscore_ops;
49 extern struct syscore_ops pxa3xx_mfp_syscore_ops;
50 
51 void __init pxa_set_ffuart_info(void *info);
52 void __init pxa_set_btuart_info(void *info);
53 void __init pxa_set_stuart_info(void *info);
54 void __init pxa_set_hwuart_info(void *info);
55 
56 void pxa_restart(enum reboot_mode, const char *);
57 
58 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
59 extern void pxa2xx_clear_reset_status(unsigned int);
60 #else
61 static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
62 #endif
63 
64 /*
65  * Once fully converted to the clock framework, all these functions should be
66  * removed, and replaced with a clk_get(NULL, "core").
67  */
68 #ifdef CONFIG_PXA25x
69 extern unsigned pxa25x_get_clk_frequency_khz(int);
70 #else
71 #define pxa25x_get_clk_frequency_khz(x)		(0)
72 #endif
73 
74 #ifdef CONFIG_PXA27x
75 #else
76 #define pxa27x_get_clk_frequency_khz(x)		(0)
77 #endif
78 
79 #ifdef CONFIG_PXA3xx
80 extern unsigned	pxa3xx_get_clk_frequency_khz(int);
81 #else
82 #define pxa3xx_get_clk_frequency_khz(x)		(0)
83 #endif
84