xref: /openbmc/linux/arch/arm/mach-pxa/generic.h (revision d3964221)
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 unsigned	pxa27x_get_clk_frequency_khz(int);
37 extern void __init pxa27x_init_irq(void);
38 extern void __init pxa27x_map_io(void);
39 
40 #define pxa3xx_handle_irq ichp_handle_irq
41 extern int __init pxa3xx_clocks_init(void);
42 extern void __init pxa3xx_init_irq(void);
43 extern void __init pxa3xx_map_io(void);
44 
45 extern struct syscore_ops pxa_irq_syscore_ops;
46 extern struct syscore_ops pxa2xx_mfp_syscore_ops;
47 extern struct syscore_ops pxa3xx_mfp_syscore_ops;
48 
49 void __init pxa_set_ffuart_info(void *info);
50 void __init pxa_set_btuart_info(void *info);
51 void __init pxa_set_stuart_info(void *info);
52 void __init pxa_set_hwuart_info(void *info);
53 
54 void pxa_restart(enum reboot_mode, const char *);
55 
56 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
57 extern void pxa2xx_clear_reset_status(unsigned int);
58 #else
59 static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
60 #endif
61 
62 /*
63  * Once fully converted to the clock framework, all these functions should be
64  * removed, and replaced with a clk_get(NULL, "core").
65  */
66 #ifdef CONFIG_PXA25x
67 extern unsigned pxa25x_get_clk_frequency_khz(int);
68 #else
69 #define pxa25x_get_clk_frequency_khz(x)		(0)
70 #endif
71 
72 #ifdef CONFIG_PXA27x
73 #else
74 #define pxa27x_get_clk_frequency_khz(x)		(0)
75 #endif
76 
77 #ifdef CONFIG_PXA3xx
78 extern unsigned	pxa3xx_get_clk_frequency_khz(int);
79 #else
80 #define pxa3xx_get_clk_frequency_khz(x)		(0)
81 #endif
82