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 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 pxa2xx_mfp_sysclass;
  69 extern struct sysdev_class pxa3xx_mfp_sysclass;