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/*
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* linux/arch/arm/mach-at91/generic.h
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*
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* Copyright (C) 2005 David Brownell
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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2024-09-09 08:57:42 +00:00
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#ifndef _AT91_GENERIC_H
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#define _AT91_GENERIC_H
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#include <linux/clkdev.h>
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#include <linux/of.h>
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#include <linux/reboot.h>
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/* Map io */
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extern void __init at91_map_io(void);
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extern void __init at91_alt_map_io(void);
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extern void __init at91_init_sram(int bank, unsigned long base,
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unsigned int length);
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/* Processors */
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extern void __init at91rm9200_set_type(int type);
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extern void __init at91_initialize(unsigned long main_clock);
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extern void __init at91x40_initialize(unsigned long main_clock);
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extern void __init at91rm9200_dt_initialize(void);
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extern void __init at91_dt_initialize(void);
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/* Interrupts */
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extern void __init at91_init_irq_default(void);
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extern void __init at91_init_interrupts(unsigned int priority[]);
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extern void __init at91x40_init_interrupts(unsigned int priority[]);
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extern void __init at91_aic_init(unsigned int priority[],
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unsigned int ext_irq_mask);
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extern int __init at91_aic_of_init(struct device_node *node,
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struct device_node *parent);
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extern int __init at91_aic5_of_init(struct device_node *node,
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struct device_node *parent);
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extern void __init at91_sysirq_mask_rtc(u32 rtc_base);
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extern void __init at91_sysirq_mask_rtt(u32 rtt_base);
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/* Devices */
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extern void __init at91_register_devices(void);
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/* Timer */
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extern void __init at91_init_time(void);
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extern void at91rm9200_ioremap_st(u32 addr);
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extern void at91rm9200_timer_init(void);
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extern void at91sam926x_ioremap_pit(u32 addr);
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extern void at91sam926x_pit_init(int irq);
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extern void at91x40_timer_init(void);
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/* Clocks */
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#ifdef CONFIG_OLD_CLK_AT91
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extern int __init at91_clock_init(unsigned long main_clock);
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extern int __init at91_dt_clock_init(void);
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#else
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static int inline at91_clock_init(unsigned long main_clock) { return 0; }
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static int inline at91_dt_clock_init(void) { return 0; }
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#endif
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struct device;
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/* Power Management */
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extern void at91_irq_suspend(void);
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extern void at91_irq_resume(void);
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/* idle */
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extern void at91sam9_idle(void);
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/* Matrix */
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extern void at91_ioremap_matrix(u32 base_addr);
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/* Ram Controler */
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extern void at91_ioremap_ramc(int id, u32 addr, u32 size);
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/* GPIO */
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#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
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#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
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struct at91_gpio_bank {
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unsigned short id; /* peripheral ID */
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unsigned long regbase; /* offset from system peripheral base */
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};
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extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
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extern void __init at91_gpio_irq_setup(void);
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extern int __init at91_gpio_of_irq_setup(struct device_node *node,
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struct device_node *parent);
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extern u32 at91_get_extern_irq(void);
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#endif /* _AT91_GENERIC_H */
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