xref: /openbmc/linux/arch/arm/mach-pxa/generic.h (revision c819e2cf)
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 void __init pxa25x_init_irq(void);
30 extern void __init pxa25x_map_io(void);
31 extern void __init pxa26x_init_irq(void);
32 
33 #define pxa27x_handle_irq ichp_handle_irq
34 extern void __init pxa27x_dt_init_irq(void);
35 extern unsigned	pxa27x_get_clk_frequency_khz(int);
36 extern void __init pxa27x_init_irq(void);
37 extern void __init pxa27x_map_io(void);
38 
39 #define pxa3xx_handle_irq ichp_handle_irq
40 extern void __init pxa3xx_dt_init_irq(void);
41 extern void __init pxa3xx_init_irq(void);
42 extern void __init pxa3xx_map_io(void);
43 
44 extern struct syscore_ops pxa_irq_syscore_ops;
45 extern struct syscore_ops pxa2xx_mfp_syscore_ops;
46 extern struct syscore_ops pxa3xx_mfp_syscore_ops;
47 
48 void __init pxa_set_ffuart_info(void *info);
49 void __init pxa_set_btuart_info(void *info);
50 void __init pxa_set_stuart_info(void *info);
51 void __init pxa_set_hwuart_info(void *info);
52 
53 void pxa_restart(enum reboot_mode, const char *);
54 
55 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
56 extern void pxa2xx_clear_reset_status(unsigned int);
57 #else
58 static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
59 #endif
60 
61 /*
62  * Once fully converted to the clock framework, all these functions should be
63  * removed, and replaced with a clk_get(NULL, "core").
64  */
65 #ifdef CONFIG_PXA25x
66 extern unsigned pxa25x_get_clk_frequency_khz(int);
67 #else
68 #define pxa25x_get_clk_frequency_khz(x)		(0)
69 #endif
70 
71 #ifdef CONFIG_PXA27x
72 #else
73 #define pxa27x_get_clk_frequency_khz(x)		(0)
74 #endif
75 
76 #ifdef CONFIG_PXA3xx
77 extern unsigned	pxa3xx_get_clk_frequency_khz(int);
78 #else
79 #define pxa3xx_get_clk_frequency_khz(x)		(0)
80 #endif
81