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Merge branch 'for-3.17' of git://linux-nfs.org/~bfields/linux
[karo-tx-linux.git] / arch / arm / mach-at91 / board-dt-rm9200.c
1 /*
2  *  Setup code for AT91RM9200 Evaluation Kits with Device Tree support
3  *
4  *  Copyright (C) 2011 Atmel,
5  *                2011 Nicolas Ferre <nicolas.ferre@atmel.com>
6  *                2012 Joachim Eastwood <manabian@gmail.com>
7  *
8  * Licensed under GPLv2 or later.
9  */
10
11 #include <linux/types.h>
12 #include <linux/init.h>
13 #include <linux/module.h>
14 #include <linux/gpio.h>
15 #include <linux/of.h>
16 #include <linux/of_irq.h>
17 #include <linux/clk-provider.h>
18
19 #include <asm/setup.h>
20 #include <asm/irq.h>
21 #include <asm/mach/arch.h>
22 #include <asm/mach/map.h>
23 #include <asm/mach/irq.h>
24
25 #include "at91_aic.h"
26 #include "generic.h"
27
28
29 static const struct of_device_id irq_of_match[] __initconst = {
30         { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
31         { /*sentinel*/ }
32 };
33
34 static void __init at91rm9200_dt_init_irq(void)
35 {
36         of_irq_init(irq_of_match);
37 }
38
39 static void __init at91rm9200_dt_timer_init(void)
40 {
41 #if defined(CONFIG_COMMON_CLK)
42         of_clk_init(NULL);
43 #endif
44         at91rm9200_timer_init();
45 }
46
47 static const char *at91rm9200_dt_board_compat[] __initdata = {
48         "atmel,at91rm9200",
49         NULL
50 };
51
52 DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200 (Device Tree)")
53         .init_time      = at91rm9200_dt_timer_init,
54         .map_io         = at91_map_io,
55         .handle_irq     = at91_aic_handle_irq,
56         .init_early     = at91rm9200_dt_initialize,
57         .init_irq       = at91rm9200_dt_init_irq,
58         .dt_compat      = at91rm9200_dt_board_compat,
59 MACHINE_END