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gerrit-public.fairphone.software / kernel / msm-4.9 / 342cd0ab0e6ca3fe7c88a78890352748b8e894a9 / . / arch / arm / mach-at91 / generic.h
blob: fc593d615e7d3dee678a1a2f67f6fc446c9aa853 [file] [log] [blame]
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]1/*
Andrew Victor9d041262007-02-05 11:42:07 +0100[diff] [blame]2 * linux/arch/arm/mach-at91/generic.h
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]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
Jean-Christophe PLAGNIOL-VILLARDbd602992011-02-02 07:27:07 +0100[diff] [blame]11#include <linux/clkdev.h>
Nicolas Ferre8014d6f2012-02-14 18:08:14 +0100[diff] [blame]12#include <linux/of.h>
Jean-Christophe PLAGNIOL-VILLARDbd602992011-02-02 07:27:07 +0100[diff] [blame]13
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +0800[diff] [blame]14 /* Map io */
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +0800[diff] [blame]15extern void __init at91_map_io(void);
Jean-Christophe PLAGNIOL-VILLARDf0051d82011-05-10 03:20:09 +0800[diff] [blame]16extern void __init at91_init_sram(int bank, unsigned long base,
17 unsigned int length);
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +0800[diff] [blame]18
Andrew Victor2eeaaa22006-09-27 10:50:59 +0100[diff] [blame]19 /* Processors */
Jean-Christophe PLAGNIOL-VILLARDe57556e32011-04-24 11:40:22 +0800[diff] [blame]20extern void __init at91rm9200_set_type(int type);
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +0800[diff] [blame]21extern void __init at91_initialize(unsigned long main_clock);
Greg Ungerer9a7e2462007-07-30 02:39:02 +0100[diff] [blame]22extern void __init at91x40_initialize(unsigned long main_clock);
Joachim Eastwood397f8c32012-10-28 18:31:09 +0000[diff] [blame]23extern void __init at91rm9200_dt_initialize(void);
Jean-Christophe PLAGNIOL-VILLARD2b11ea52012-02-28 13:57:51 +0800[diff] [blame]24extern void __init at91_dt_initialize(void);
Andrew Victor2eeaaa22006-09-27 10:50:59 +0100[diff] [blame]25
Andrew Victorba854e12006-07-05 17:22:52 +0100[diff] [blame]26 /* Interrupts */
Jean-Christophe PLAGNIOL-VILLARD92100c12011-04-23 15:28:34 +0800[diff] [blame]27extern void __init at91_init_irq_default(void);
28extern void __init at91_init_interrupts(unsigned int priority[]);
Greg Ungerer9a7e2462007-07-30 02:39:02 +0100[diff] [blame]29extern void __init at91x40_init_interrupts(unsigned int priority[]);
Nicolas Ferre738a0fd2012-10-24 16:09:57 +0200[diff] [blame]30extern void __init at91_aic_init(unsigned int priority[],
31 unsigned int ext_irq_mask);
Nicolas Ferre8014d6f2012-02-14 18:08:14 +0100[diff] [blame]32extern int __init at91_aic_of_init(struct device_node *node,
33 struct device_node *parent);
Ludovic Desrochesc4b68522012-05-30 10:01:09 +0200[diff] [blame]34extern int __init at91_aic5_of_init(struct device_node *node,
35 struct device_node *parent);
Nicolas Ferre8014d6f2012-02-14 18:08:14 +0100[diff] [blame]36
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]37
Andrew Victorba854e12006-07-05 17:22:52 +0100[diff] [blame]38 /* Timer */
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]39struct sys_timer;
Jean-Christophe PLAGNIOL-VILLARD5e9cf5e2012-02-20 11:07:39 +0100[diff] [blame]40extern void at91rm9200_ioremap_st(u32 addr);
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]41extern struct sys_timer at91rm9200_timer;
Jean-Christophe PLAGNIOL-VILLARD4ab0c5992011-09-18 22:29:50 +0800[diff] [blame]42extern void at91sam926x_ioremap_pit(u32 addr);
Andrew Victor62c16602006-11-30 12:27:38 +0100[diff] [blame]43extern struct sys_timer at91sam926x_timer;
Greg Ungerer9a7e2462007-07-30 02:39:02 +0100[diff] [blame]44extern struct sys_timer at91x40_timer;
SAN People73a59c12006-01-09 17:05:41 +0000[diff] [blame]45
Andrew Victorba854e12006-07-05 17:22:52 +0100[diff] [blame]46 /* Clocks */
Jean-Christophe PLAGNIOL-VILLARD46539372011-04-24 18:20:28 +0800[diff] [blame]47#ifdef CONFIG_AT91_PMC_UNIT
48extern int __init at91_clock_init(unsigned long main_clock);
Jean-Christophe PLAGNIOL-VILLARDeb5e76f2012-03-02 20:44:23 +0800[diff] [blame]49extern int __init at91_dt_clock_init(void);
Jean-Christophe PLAGNIOL-VILLARD46539372011-04-24 18:20:28 +0800[diff] [blame]50#else
51static int inline at91_clock_init(unsigned long main_clock) { return 0; }
52#endif
Andrew Victor907d6de2006-06-20 19:30:19 +0100[diff] [blame]53struct device;
Andrew Victor907d6de2006-06-20 19:30:19 +0100[diff] [blame]54
55 /* Power Management */
56extern void at91_irq_suspend(void);
57extern void at91_irq_resume(void);
58
Jean-Christophe PLAGNIOL-VILLARD0d781712012-02-05 20:25:32 +0800[diff] [blame]59/* idle */
60extern void at91sam9_idle(void);
61
Nicolas Ferrebb413db2010-10-14 19:14:00 +0200[diff] [blame]62/* reset */
Jean-Christophe PLAGNIOL-VILLARDe9f68b52011-11-18 01:25:52 +0800[diff] [blame]63extern void at91_ioremap_rstc(u32 base_addr);
Russell King1b2073e2011-11-03 09:53:29 +0000[diff] [blame]64extern void at91sam9_alt_restart(char, const char *);
Jean-Christophe PLAGNIOL-VILLARD14f991a2011-11-18 01:41:28 +0800[diff] [blame]65extern void at91sam9g45_restart(char, const char *);
Nicolas Ferrebb413db2010-10-14 19:14:00 +0200[diff] [blame]66
Jean-Christophe PLAGNIOL-VILLARDf22deee2011-11-01 01:23:20 +0800[diff] [blame]67/* shutdown */
68extern void at91_ioremap_shdwc(u32 base_addr);
69
Jean-Christophe PLAGNIOL-VILLARD4342d642011-11-27 23:15:50 +0800[diff] [blame]70/* Matrix */
71extern void at91_ioremap_matrix(u32 base_addr);
72
Jean-Christophe PLAGNIOL-VILLARDf363c402012-02-13 12:58:53 +0800[diff] [blame]73/* Ram Controler */
74extern void at91_ioremap_ramc(int id, u32 addr, u32 size);
75
Andrew Victorf2173832006-09-27 13:23:00 +0100[diff] [blame]76 /* GPIO */
77#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
78#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
79
80struct at91_gpio_bank {
81 unsigned short id; /* peripheral ID */
Jean-Christophe PLAGNIOL-VILLARD80e91cb2011-09-16 23:37:50 +0800[diff] [blame]82 unsigned long regbase; /* offset from system peripheral base */
Andrew Victorf2173832006-09-27 13:23:00 +0100[diff] [blame]83};
84extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
85extern void __init at91_gpio_irq_setup(void);
Nicolas Ferre8014d6f2012-02-14 18:08:14 +0100[diff] [blame]86extern int __init at91_gpio_of_irq_setup(struct device_node *node,
87 struct device_node *parent);
Andrew Victor1f4fd0a2006-11-30 10:01:47 +0100[diff] [blame]88
Andrew Victor1f4fd0a2006-11-30 10:01:47 +0100[diff] [blame]89extern int at91_extern_irq;