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Nicolas Ferre49fe2ba2011-10-10 18:29:24 +02001/*
2 * Setup code for AT91SAM Evaluation Kits with Device Tree support
3 *
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +02004 * Copyright (C) 2011 Atmel,
5 * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
6 *
7 * Licensed under GPLv2 or later.
8 */
9
10#include <linux/types.h>
11#include <linux/init.h>
12#include <linux/module.h>
13#include <linux/gpio.h>
Nicolas Ferre8014d6f2012-02-14 18:08:14 +010014#include <linux/of.h>
15#include <linux/of_irq.h>
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020016#include <linux/of_platform.h>
17
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020018#include <asm/setup.h>
19#include <asm/irq.h>
20#include <asm/mach/arch.h>
21#include <asm/mach/map.h>
22#include <asm/mach/irq.h>
23
Jean-Christophe PLAGNIOL-VILLARDa510b9b2012-10-30 06:41:28 +080024#include "at91_aic.h"
Jean-Christophe PLAGNIOL-VILLARD43d2f532012-10-30 05:14:17 +080025#include "board.h"
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020026#include "generic.h"
27
28
Nicolas Ferre8014d6f2012-02-14 18:08:14 +010029static const struct of_device_id irq_of_match[] __initconst = {
30
31 { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
Nicolas Ferre8014d6f2012-02-14 18:08:14 +010032 { /*sentinel*/ }
33};
34
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020035static void __init at91_dt_init_irq(void)
36{
Nicolas Ferre8014d6f2012-02-14 18:08:14 +010037 of_irq_init(irq_of_match);
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020038}
39
40static void __init at91_dt_device_init(void)
41{
42 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020043}
44
45static const char *at91_dt_board_compat[] __initdata = {
Jean-Christophe PLAGNIOL-VILLARD7c8a98c2012-03-01 14:47:44 +080046 "atmel,at91sam9",
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020047 NULL
48};
49
50DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)")
51 /* Maintainer: Atmel */
Stephen Warren6bb27d72012-11-08 12:40:59 -070052 .init_time = at91sam926x_pit_init,
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020053 .map_io = at91_map_io,
Ludovic Desroches3e135462012-06-11 15:38:03 +020054 .handle_irq = at91_aic_handle_irq,
Jean-Christophe PLAGNIOL-VILLARD2b11ea52012-02-28 13:57:51 +080055 .init_early = at91_dt_initialize,
Nicolas Ferre49fe2ba2011-10-10 18:29:24 +020056 .init_irq = at91_dt_init_irq,
57 .init_machine = at91_dt_device_init,
58 .dt_compat = at91_dt_board_compat,
59MACHINE_END