blob: 3292d6da5dc7d2fac91efa3de59b0c5ebc4b2eff [file] [log] [blame]
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +02001/*
2 * Device Tree support for Armada 370 and XP platforms.
3 *
4 * Copyright (C) 2012 Marvell
5 *
6 * Lior Amsalem <alior@marvell.com>
7 * Gregory CLEMENT <gregory.clement@free-electrons.com>
8 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
9 *
10 * This file is licensed under the terms of the GNU General Public
11 * License version 2. This program is licensed "as is" without any
12 * warranty of any kind, whether express or implied.
13 */
14
15#include <linux/kernel.h>
16#include <linux/init.h>
17#include <linux/of_platform.h>
18#include <linux/io.h>
19#include <linux/time-armada-370-xp.h>
Gregory CLEMENT9d202782012-11-17 15:22:24 +010020#include <linux/clk/mvebu.h>
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +020021#include <asm/mach/arch.h>
22#include <asm/mach/map.h>
23#include <asm/mach/time.h>
Rob Herring6eb5be32012-09-02 14:57:33 -050024#include "armada-370-xp.h"
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +020025#include "common.h"
26
27static struct map_desc armada_370_xp_io_desc[] __initdata = {
28 {
Thomas Petazzoni9758e702012-09-11 14:27:22 +020029 .virtual = (unsigned long) ARMADA_370_XP_REGS_VIRT_BASE,
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +020030 .pfn = __phys_to_pfn(ARMADA_370_XP_REGS_PHYS_BASE),
31 .length = ARMADA_370_XP_REGS_SIZE,
32 .type = MT_DEVICE,
33 },
34};
35
36void __init armada_370_xp_map_io(void)
37{
38 iotable_init(armada_370_xp_io_desc, ARRAY_SIZE(armada_370_xp_io_desc));
39}
40
Gregory CLEMENT9d202782012-11-17 15:22:24 +010041void __init armada_370_xp_timer_and_clk_init(void)
42{
43 mvebu_clocks_init();
44 armada_370_xp_timer_init();
45}
46
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +020047struct sys_timer armada_370_xp_timer = {
Gregory CLEMENT9d202782012-11-17 15:22:24 +010048 .init = armada_370_xp_timer_and_clk_init,
Thomas Petazzoni9ae6f742012-06-13 19:01:28 +020049};
50
51static void __init armada_370_xp_dt_init(void)
52{
53 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
54}
55
56static const char * const armada_370_xp_dt_board_dt_compat[] = {
57 "marvell,a370-db",
58 "marvell,axp-db",
59 NULL,
60};
61
62DT_MACHINE_START(ARMADA_XP_DT, "Marvell Aramada 370/XP (Device Tree)")
63 .init_machine = armada_370_xp_dt_init,
64 .map_io = armada_370_xp_map_io,
65 .init_irq = armada_370_xp_init_irq,
66 .handle_irq = armada_370_xp_handle_irq,
67 .timer = &armada_370_xp_timer,
68 .restart = mvebu_restart,
69 .dt_compat = armada_370_xp_dt_board_dt_compat,
70MACHINE_END