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Russell King3a083222011-11-05 17:38:32 +00001/*
2 * linux/arch/arm/mach-clps711x/core.c
3 *
4 * Core support for the CLPS711x-based machines.
5 *
6 * Copyright (C) 2001,2011 Deep Blue Solutions Ltd
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
Alexander Shiyanfff74a92014-08-19 16:31:13 +040022
Russell King3a083222011-11-05 17:38:32 +000023#include <linux/init.h>
Alexander Shiyan4a8355c2012-10-10 19:45:27 +040024#include <linux/sizes.h>
Russell King3a083222011-11-05 17:38:32 +000025
Russell King3a083222011-11-05 17:38:32 +000026#include <asm/mach/map.h>
David Howells9f97da72012-03-28 18:30:01 +010027#include <asm/system_misc.h>
Russell King3a083222011-11-05 17:38:32 +000028
Alexander Shiyan61ae48c2012-08-21 20:59:35 +040029#include <mach/hardware.h>
30
Alexander Shiyan6c41a992014-02-02 12:09:01 +040031#include "common.h"
32
Russell King3a083222011-11-05 17:38:32 +000033/*
34 * This maps the generic CLPS711x registers
35 */
36static struct map_desc clps711x_io_desc[] __initdata = {
37 {
Alexander Shiyan304b2c62012-05-06 09:21:57 +040038 .virtual = (unsigned long)CLPS711X_VIRT_BASE,
39 .pfn = __phys_to_pfn(CLPS711X_PHYS_BASE),
Alexander Shiyan6cb1b142012-10-10 19:45:31 +040040 .length = SZ_64K,
Russell King3a083222011-11-05 17:38:32 +000041 .type = MT_DEVICE
42 }
43};
44
45void __init clps711x_map_io(void)
46{
47 iotable_init(clps711x_io_desc, ARRAY_SIZE(clps711x_io_desc));
48}
49
Russell King3a083222011-11-05 17:38:32 +000050void __init clps711x_init_irq(void)
51{
Alexander Shiyan6c41a992014-02-02 12:09:01 +040052 clps711x_intc_init(CLPS711X_PHYS_BASE, SZ_16K);
Alexander Shiyan99f04c82012-11-17 17:57:14 +040053}
54
Stephen Warren6bb27d72012-11-08 12:40:59 -070055void __init clps711x_timer_init(void)
Russell King3a083222011-11-05 17:38:32 +000056{
Alexander Shiyanfff74a92014-08-19 16:31:13 +040057 clps711x_clk_init(CLPS711X_VIRT_BASE);
58 clps711x_clksrc_init(CLPS711X_VIRT_BASE + TC1D,
59 CLPS711X_VIRT_BASE + TC2D, IRQ_TC2OI);
Russell King3a083222011-11-05 17:38:32 +000060}
61
Robin Holt7b6d8642013-07-08 16:01:40 -070062void clps711x_restart(enum reboot_mode mode, const char *cmd)
Russell King6c000712011-11-05 17:41:52 +000063{
64 soft_restart(0);
65}