1/*
2 *  linux/arch/arm/mach-mmp/common.c
3 *
4 *  Code common to PXA168 processor lines
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/module.h>
14
15#include <asm/page.h>
16#include <asm/mach/map.h>
17#include <asm/system_misc.h>
18#include <mach/addr-map.h>
19#include <mach/cputype.h>
20
21#include "common.h"
22
23#define MMP_CHIPID	(AXI_VIRT_BASE + 0x82c00)
24
25unsigned int mmp_chip_id;
26EXPORT_SYMBOL(mmp_chip_id);
27
28static struct map_desc standard_io_desc[] __initdata = {
29	{
30		.pfn		= __phys_to_pfn(APB_PHYS_BASE),
31		.virtual	= (unsigned long)APB_VIRT_BASE,
32		.length		= APB_PHYS_SIZE,
33		.type		= MT_DEVICE,
34	}, {
35		.pfn		= __phys_to_pfn(AXI_PHYS_BASE),
36		.virtual	= (unsigned long)AXI_VIRT_BASE,
37		.length		= AXI_PHYS_SIZE,
38		.type		= MT_DEVICE,
39	},
40};
41
42void __init mmp_map_io(void)
43{
44	iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc));
45
46	/* this is early, initialize mmp_chip_id here */
47	mmp_chip_id = __raw_readl(MMP_CHIPID);
48}
49
50void mmp_restart(enum reboot_mode mode, const char *cmd)
51{
52	soft_restart(0);
53}
54