2 * arch/mips/ifxmips/board.c
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
18 * Copyright (C) 2007 John Crispin <blogic@openwrt.org>
22 #include <linux/autoconf.h>
23 #include <linux/init.h>
24 #include <linux/module.h>
25 #include <linux/types.h>
26 #include <linux/string.h>
27 #include <linux/mtd/physmap.h>
28 #include <linux/kernel.h>
29 #include <linux/reboot.h>
30 #include <linux/platform_device.h>
31 #include <asm/bootinfo.h>
32 #include <asm/reboot.h>
36 #include <asm/ifxmips/ifxmips.h>
38 #define MAX_IFXMIPS_DEVS 5
40 #define BOARD_DANUBE "Danube"
41 #define BOARD_DANUBE_CHIPID 0x10129083
43 #define BOARD_TWINPASS "Twinpass"
44 #define BOARD_TWINPASS_CHIPID 0x3012D083
46 #define BOARD_DANUBE "Danube"
48 static unsigned int chiprev;
50 static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS];
52 static struct platform_device ifxmips_led[] =
56 .name = "ifxmips_led",
60 static struct platform_device ifxmips_gpio[] =
64 .name = "ifxmips_gpio",
68 static struct platform_device ifxmips_mii[] =
72 .name = "ifxmips_mii0",
76 static struct physmap_flash_data ifxmips_mtd_data = {
80 static struct resource ifxmips_mtd_resource = {
81 .start = IFXMIPS_FLASH_START,
82 .end = IFXMIPS_FLASH_START + IFXMIPS_FLASH_MAX - 1,
83 .flags = IORESOURCE_MEM,
86 static struct platform_device ifxmips_mtd[] =
90 .name = "ifxmips_mtd",
92 .platform_data = &ifxmips_mtd_data,
95 .resource = &ifxmips_mtd_resource,
100 get_system_type (void)
102 chiprev = ifxmips_r32(IFXMIPS_MPS_CHIPID);
105 case BOARD_DANUBE_CHIPID:
108 case BOARD_TWINPASS_CHIPID:
109 return BOARD_TWINPASS;
112 return BOARD_SYSTEM_TYPE;
115 int __init ifxmips_init_devices(void)
118 * This is where we detect what chip we are running on
119 * Currently we support 3 chips
121 * 2.) Twinpass (Danube without dsl phy)
122 * 3.) KDbg74 (used for debuging)
127 /* the following devices are generic for all targets */
129 ifxmips_devs[dev++] = ifxmips_led;
130 ifxmips_devs[dev++] = ifxmips_gpio;
131 ifxmips_devs[dev++] = ifxmips_mii;
132 ifxmips_devs[dev++] = ifxmips_mtd;
134 return platform_add_devices(ifxmips_devs, dev);
137 arch_initcall(ifxmips_init_devices);