arch/arm/mach-pxa/generic.h

   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