1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * linux/arch/arm/mach-at91/generic.h
 4 *
 5 *  Copyright (C) 2005 David Brownell
 
 
 
 
 6 */
 7
 8#ifndef _AT91_GENERIC_H
 9#define _AT91_GENERIC_H
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
10
11#ifdef CONFIG_PM
12extern void __init at91rm9200_pm_init(void);
13extern void __init at91sam9_pm_init(void);
14extern void __init sam9x60_pm_init(void);
15extern void __init sama5_pm_init(void);
16extern void __init sama5d2_pm_init(void);
 
 
 
 
 
 
17#else
18static inline void __init at91rm9200_pm_init(void) { }
19static inline void __init at91sam9_pm_init(void) { }
20static inline void __init sam9x60_pm_init(void) { }
21static inline void __init sama5_pm_init(void) { }
22static inline void __init sama5d2_pm_init(void) { }
23#endif
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
24
25#endif /* _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#include <linux/of.h>
13#include <linux/reboot.h>
14
15 /* Map io */
16extern void __init at91_map_io(void);
17extern void __init at91_init_sram(int bank, unsigned long base,
18				  unsigned int length);
19
20 /* Processors */
21extern void __init at91rm9200_set_type(int type);
22extern void __init at91_initialize(unsigned long main_clock);
23extern void __init at91x40_initialize(unsigned long main_clock);
24extern void __init at91rm9200_dt_initialize(void);
25extern void __init at91_dt_initialize(void);
26
27 /* Interrupts */
28extern void __init at91_init_irq_default(void);
29extern void __init at91_init_interrupts(unsigned int priority[]);
30extern void __init at91x40_init_interrupts(unsigned int priority[]);
31extern void __init at91_aic_init(unsigned int priority[],
32				 unsigned int ext_irq_mask);
33extern int  __init at91_aic_of_init(struct device_node *node,
34				    struct device_node *parent);
35extern int  __init at91_aic5_of_init(struct device_node *node,
36				    struct device_node *parent);
37extern void __init at91_sysirq_mask_rtc(u32 rtc_base);
38extern void __init at91_sysirq_mask_rtt(u32 rtt_base);
39
40
41 /* Timer */
42extern void at91rm9200_ioremap_st(u32 addr);
43extern void at91rm9200_timer_init(void);
44extern void at91sam926x_ioremap_pit(u32 addr);
45extern void at91sam926x_pit_init(void);
46extern void at91x40_timer_init(void);
47
48 /* Clocks */
49#ifdef CONFIG_OLD_CLK_AT91
50extern int __init at91_clock_init(unsigned long main_clock);
51extern int __init at91_dt_clock_init(void);
52#else
53static int inline at91_clock_init(unsigned long main_clock) { return 0; }
54static int inline at91_dt_clock_init(void) { return 0; }
 
 
 
55#endif
56struct device;
57
58 /* Power Management */
59extern void at91_irq_suspend(void);
60extern void at91_irq_resume(void);
61
62/* idle */
63extern void at91sam9_idle(void);
64
65/* reset */
66extern void at91_ioremap_rstc(u32 base_addr);
67extern void at91sam9_alt_restart(enum reboot_mode, const char *);
68extern void at91sam9g45_restart(enum reboot_mode, const char *);
69
70/* shutdown */
71extern void at91_ioremap_shdwc(u32 base_addr);
72
73/* Matrix */
74extern void at91_ioremap_matrix(u32 base_addr);
75
76/* Ram Controler */
77extern void at91_ioremap_ramc(int id, u32 addr, u32 size);
78
79 /* GPIO */
80#define AT91RM9200_PQFP		3	/* AT91RM9200 PQFP package has 3 banks */
81#define AT91RM9200_BGA		4	/* AT91RM9200 BGA package has 4 banks */
82
83struct at91_gpio_bank {
84	unsigned short id;		/* peripheral ID */
85	unsigned long regbase;		/* offset from system peripheral base */
86};
87extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
88extern void __init at91_gpio_irq_setup(void);
89extern int  __init at91_gpio_of_irq_setup(struct device_node *node,
90					  struct device_node *parent);
91
92extern u32 at91_get_extern_irq(void);