arch/arm/mach-at91/generic.h

   1 /*
   2  * linux/arch/arm/mach-at91/generic.h
   3  *
   4  *  Copyright (C) 2005 David Brownell
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/clkdev.h>
  12
  13  /* Map io */
  14 extern void __init at91rm9200_map_io(void);
  15 extern void __init at91sam9260_map_io(void);
  16 extern void __init at91sam9261_map_io(void);
  17 extern void __init at91sam9263_map_io(void);
  18 extern void __init at91sam9rl_map_io(void);
  19 extern void __init at91sam9g45_map_io(void);
  20 extern void __init at91x40_map_io(void);
  21 extern void __init at91cap9_map_io(void);
  22
  23  /* Processors */
  24 extern void __init at91rm9200_set_type(int type);
  25 extern void __init at91rm9200_initialize(unsigned long main_clock);
  26 extern void __init at91sam9260_initialize(unsigned long main_clock);
  27 extern void __init at91sam9261_initialize(unsigned long main_clock);
  28 extern void __init at91sam9263_initialize(unsigned long main_clock);
  29 extern void __init at91sam9rl_initialize(unsigned long main_clock);
  30 extern void __init at91sam9g45_initialize(unsigned long main_clock);
  31 extern void __init at91x40_initialize(unsigned long main_clock);
  32 extern void __init at91cap9_initialize(unsigned long main_clock);
  33
  34  /* Interrupts */
  35 extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
  36 extern void __init at91sam9260_init_interrupts(unsigned int priority[]);
  37 extern void __init at91sam9261_init_interrupts(unsigned int priority[]);
  38 extern void __init at91sam9263_init_interrupts(unsigned int priority[]);
  39 extern void __init at91sam9rl_init_interrupts(unsigned int priority[]);
  40 extern void __init at91sam9g45_init_interrupts(unsigned int priority[]);
  41 extern void __init at91x40_init_interrupts(unsigned int priority[]);
  42 extern void __init at91cap9_init_interrupts(unsigned int priority[]);
  43 extern void __init at91_aic_init(unsigned int priority[]);
  44
  45  /* Timer */
  46 struct sys_timer;
  47 extern struct sys_timer at91rm9200_timer;
  48 extern struct sys_timer at91sam926x_timer;
  49 extern struct sys_timer at91x40_timer;
  50
  51  /* Clocks */
  52 extern int __init at91_clock_init(unsigned long main_clock);
  53 /*
  54  * function to specify the clock of the default console. As we do not
  55  * use the device/driver bus, the dev_name is not intialize. So we need
  56  * to link the clock to a specific con_id only "usart"
  57  */
  58 extern void __init at91rm9200_set_console_clock(int id);
  59 extern void __init at91sam9260_set_console_clock(int id);
  60 extern void __init at91sam9261_set_console_clock(int id);
  61 extern void __init at91sam9263_set_console_clock(int id);
  62 extern void __init at91sam9rl_set_console_clock(int id);
  63 extern void __init at91sam9g45_set_console_clock(int id);
  64 extern void __init at91cap9_set_console_clock(int id);
  65 struct device;
  66
  67  /* Power Management */
  68 extern void at91_irq_suspend(void);
  69 extern void at91_irq_resume(void);
  70
  71 /* reset */
  72 extern void at91sam9_alt_reset(void);
  73
  74  /* GPIO */
  75 #define AT91RM9200_PQFP         3       /* AT91RM9200 PQFP package has 3 banks */
  76 #define AT91RM9200_BGA          4       /* AT91RM9200 BGA package has 4 banks */
  77
  78 struct at91_gpio_bank {
  79         unsigned short id;              /* peripheral ID */
  80         unsigned long offset;           /* offset from system peripheral base */
  81         struct clk *clock;              /* associated clock */
  82 };
  83 extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
  84 extern void __init at91_gpio_irq_setup(void);
  85
  86 extern void (*at91_arch_reset)(void);
  87 extern int at91_extern_irq;