1 /*
2 * DBAu1xxx board platform device registration
3 *
4 * Copyright (C) 2009 Manuel Lauss
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 as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include <linux/init.h>
22 #include <linux/platform_device.h>
23
24 #include <asm/mach-au1x00/au1xxx.h>
25 #include <asm/mach-db1x00/bcsr.h>
26 #include "../platform.h"
27
28 /* DB1xxx PCMCIA interrupt sources:
29 * CD0/1 GPIO0/3
30 * STSCHG0/1 GPIO1/4
31 * CARD0/1 GPIO2/5
32 * Db1550: 0/1, 21/22, 3/5
33 */
34
35 #define DB1XXX_HAS_PCMCIA
36 #define F_SWAPPED (bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT)
37
38 #if defined(CONFIG_MIPS_DB1000)
39 #define DB1XXX_PCMCIA_CD0 AU1000_GPIO0_INT
40 #define DB1XXX_PCMCIA_STSCHG0 AU1000_GPIO1_INT
41 #define DB1XXX_PCMCIA_CARD0 AU1000_GPIO2_INT
42 #define DB1XXX_PCMCIA_CD1 AU1000_GPIO3_INT
43 #define DB1XXX_PCMCIA_STSCHG1 AU1000_GPIO4_INT
44 #define DB1XXX_PCMCIA_CARD1 AU1000_GPIO5_INT
45 #define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
46 #define BOARD_FLASH_WIDTH 4 /* 32-bits */
47 #elif defined(CONFIG_MIPS_DB1100)
48 #define DB1XXX_PCMCIA_CD0 AU1100_GPIO0_INT
49 #define DB1XXX_PCMCIA_STSCHG0 AU1100_GPIO1_INT
50 #define DB1XXX_PCMCIA_CARD0 AU1100_GPIO2_INT
51 #define DB1XXX_PCMCIA_CD1 AU1100_GPIO3_INT
52 #define DB1XXX_PCMCIA_STSCHG1 AU1100_GPIO4_INT
53 #define DB1XXX_PCMCIA_CARD1 AU1100_GPIO5_INT
54 #define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
55 #define BOARD_FLASH_WIDTH 4 /* 32-bits */
56 #elif defined(CONFIG_MIPS_DB1500)
57 #define DB1XXX_PCMCIA_CD0 AU1500_GPIO0_INT
58 #define DB1XXX_PCMCIA_STSCHG0 AU1500_GPIO1_INT
59 #define DB1XXX_PCMCIA_CARD0 AU1500_GPIO2_INT
60 #define DB1XXX_PCMCIA_CD1 AU1500_GPIO3_INT
61 #define DB1XXX_PCMCIA_STSCHG1 AU1500_GPIO4_INT
62 #define DB1XXX_PCMCIA_CARD1 AU1500_GPIO5_INT
63 #define BOARD_FLASH_SIZE 0x02000000 /* 32MB */
64 #define BOARD_FLASH_WIDTH 4 /* 32-bits */
65 #elif defined(CONFIG_MIPS_DB1550)
66 #define DB1XXX_PCMCIA_CD0 AU1550_GPIO0_INT
67 #define DB1XXX_PCMCIA_STSCHG0 AU1550_GPIO21_INT
68 #define DB1XXX_PCMCIA_CARD0 AU1550_GPIO3_INT
69 #define DB1XXX_PCMCIA_CD1 AU1550_GPIO1_INT
70 #define DB1XXX_PCMCIA_STSCHG1 AU1550_GPIO22_INT
71 #define DB1XXX_PCMCIA_CARD1 AU1550_GPIO5_INT
72 #define BOARD_FLASH_SIZE 0x08000000 /* 128MB */
73 #define BOARD_FLASH_WIDTH 4 /* 32-bits */
74 #else
75 /* other board: no PCMCIA */
76 #undef DB1XXX_HAS_PCMCIA
77 #undef F_SWAPPED
78 #define F_SWAPPED 0
79 #if defined(CONFIG_MIPS_BOSPORUS)
80 #define BOARD_FLASH_SIZE 0x01000000 /* 16MB */
81 #define BOARD_FLASH_WIDTH 2 /* 16-bits */
82 #elif defined(CONFIG_MIPS_MIRAGE)
83 #define BOARD_FLASH_SIZE 0x04000000 /* 64MB */
84 #define BOARD_FLASH_WIDTH 4 /* 32-bits */
85 #endif
86 #endif
87
db1xxx_dev_init(void)88 static int __init db1xxx_dev_init(void)
89 {
90 #ifdef DB1XXX_HAS_PCMCIA
91 db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR,
92 PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
93 PCMCIA_MEM_PHYS_ADDR,
94 PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1,
95 PCMCIA_IO_PHYS_ADDR,
96 PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1,
97 DB1XXX_PCMCIA_CARD0,
98 DB1XXX_PCMCIA_CD0,
99 /*DB1XXX_PCMCIA_STSCHG0*/0,
100 0,
101 0);
102
103 db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR + 0x004000000,
104 PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1,
105 PCMCIA_MEM_PHYS_ADDR + 0x004000000,
106 PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1,
107 PCMCIA_IO_PHYS_ADDR + 0x004000000,
108 PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1,
109 DB1XXX_PCMCIA_CARD1,
110 DB1XXX_PCMCIA_CD1,
111 /*DB1XXX_PCMCIA_STSCHG1*/0,
112 0,
113 1);
114 #endif
115 db1x_register_norflash(BOARD_FLASH_SIZE, BOARD_FLASH_WIDTH, F_SWAPPED);
116 return 0;
117 }
118 device_initcall(db1xxx_dev_init);
119