xref: /OK3568_Linux_fs/kernel/arch/mips/cobalt/mtd.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Registration of Cobalt MTD device.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Copyright (C) 2006  Yoichi Yuasa <yuasa@linux-mips.org>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #include <linux/init.h>
8*4882a593Smuzhiyun #include <linux/platform_device.h>
9*4882a593Smuzhiyun #include <linux/mtd/partitions.h>
10*4882a593Smuzhiyun #include <linux/mtd/physmap.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun static struct mtd_partition cobalt_mtd_partitions[] = {
13*4882a593Smuzhiyun 	{
14*4882a593Smuzhiyun 		.name	= "firmware",
15*4882a593Smuzhiyun 		.offset = 0x0,
16*4882a593Smuzhiyun 		.size	= 0x80000,
17*4882a593Smuzhiyun 	},
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun static struct physmap_flash_data cobalt_flash_data = {
21*4882a593Smuzhiyun 	.width		= 1,
22*4882a593Smuzhiyun 	.nr_parts	= 1,
23*4882a593Smuzhiyun 	.parts		= cobalt_mtd_partitions,
24*4882a593Smuzhiyun };
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun static struct resource cobalt_mtd_resource = {
27*4882a593Smuzhiyun 	.start	= 0x1fc00000,
28*4882a593Smuzhiyun 	.end	= 0x1fc7ffff,
29*4882a593Smuzhiyun 	.flags	= IORESOURCE_MEM,
30*4882a593Smuzhiyun };
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun static struct platform_device cobalt_mtd = {
33*4882a593Smuzhiyun 	.name		= "physmap-flash",
34*4882a593Smuzhiyun 	.dev		= {
35*4882a593Smuzhiyun 		.platform_data	= &cobalt_flash_data,
36*4882a593Smuzhiyun 	},
37*4882a593Smuzhiyun 	.num_resources	= 1,
38*4882a593Smuzhiyun 	.resource	= &cobalt_mtd_resource,
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun 
cobalt_mtd_init(void)41*4882a593Smuzhiyun static int __init cobalt_mtd_init(void)
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun 	platform_device_register(&cobalt_mtd);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 	return 0;
46*4882a593Smuzhiyun }
47*4882a593Smuzhiyun device_initcall(cobalt_mtd_init);
48