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 #ifndef _AT91_GENERIC_H 12 #define _AT91_GENERIC_H 13 14 #include <linux/of.h> 15 #include <linux/reboot.h> 16 17 /* Map io */ 18 extern void __init at91_map_io(void); 19 extern void __init at91_alt_map_io(void); 20 extern void __init at91_init_sram(int bank, unsigned long base, 21 unsigned int length); 22 23 /* Processors */ 24 extern void __init at91rm9200_set_type(int type); 25 extern void __init at91_initialize(unsigned long main_clock); 26 extern void __init at91rm9200_dt_initialize(void); 27 extern void __init at91_dt_initialize(void); 28 29 /* Interrupts */ 30 extern void __init at91_init_irq_default(void); 31 extern void __init at91_init_interrupts(unsigned int priority[]); 32 extern void __init at91_aic_init(unsigned int priority[], 33 unsigned int ext_irq_mask); 34 extern int __init at91_aic_of_init(struct device_node *node, 35 struct device_node *parent); 36 extern int __init at91_aic5_of_init(struct device_node *node, 37 struct device_node *parent); 38 extern void __init at91_sysirq_mask_rtc(u32 rtc_base); 39 extern void __init at91_sysirq_mask_rtt(u32 rtt_base); 40 41 /* Devices */ 42 extern void __init at91_register_devices(void); 43 44 /* Timer */ 45 extern void __init at91_init_time(void); 46 extern void at91rm9200_ioremap_st(u32 addr); 47 extern void at91rm9200_timer_init(void); 48 extern void at91sam926x_ioremap_pit(u32 addr); 49 extern void at91sam926x_pit_init(int irq); 50 51 /* Power Management */ 52 extern void at91_irq_suspend(void); 53 extern void at91_irq_resume(void); 54 55 /* idle */ 56 extern void at91sam9_idle(void); 57 58 /* Matrix */ 59 extern void at91_ioremap_matrix(u32 base_addr); 60 61 /* Ram Controler */ 62 extern void at91_ioremap_ramc(int id, u32 addr, u32 size); 63 64 /* GPIO */ 65 #define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */ 66 #define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */ 67 68 struct at91_gpio_bank { 69 unsigned short id; /* peripheral ID */ 70 unsigned long regbase; /* offset from system peripheral base */ 71 }; 72 extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks); 73 extern void __init at91_gpio_irq_setup(void); 74 extern int __init at91_gpio_of_irq_setup(struct device_node *node, 75 struct device_node *parent); 76 77 extern u32 at91_get_extern_irq(void); 78 79 #endif /* _AT91_GENERIC_H */ 80