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Joachim Eastwood397f8c32012-10-28 18:31:09 +00001/*
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>
Alexandre Belloni04ffc962014-09-05 16:15:33 +020017#include <linux/clk-provider.h>
Joachim Eastwood397f8c32012-10-28 18:31:09 +000018
Joachim Eastwood397f8c32012-10-28 18:31:09 +000019#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
Joachim Eastwoodc84ca7c2012-10-28 18:31:11 +000025#include "at91_aic.h"
Joachim Eastwood397f8c32012-10-28 18:31:09 +000026#include "generic.h"
27
28
29static const struct of_device_id irq_of_match[] __initconst = {
30 { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
31 { /*sentinel*/ }
32};
33
34static void __init at91rm9200_dt_init_irq(void)
35{
36 of_irq_init(irq_of_match);
37}
38
Alexandre Belloni04ffc962014-09-05 16:15:33 +020039static 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
Joachim Eastwood397f8c32012-10-28 18:31:09 +000047static const char *at91rm9200_dt_board_compat[] __initdata = {
48 "atmel,at91rm9200",
49 NULL
50};
51
52DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200 (Device Tree)")
Alexandre Belloni04ffc962014-09-05 16:15:33 +020053 .init_time = at91rm9200_dt_timer_init,
Joachim Eastwood397f8c32012-10-28 18:31:09 +000054 .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,
Joachim Eastwood397f8c32012-10-28 18:31:09 +000058 .dt_compat = at91rm9200_dt_board_compat,
59MACHINE_END