sh: mach-microdev: Split out the fdc37c93xapm initialization code.
[linux-2.6.git] / arch / sh / boards / board-edosk7760.c
1 /*
2  * Renesas Europe EDOSK7760 Board Support
3  *
4  * Copyright (C) 2008 SPES Societa' Progettazione Elettronica e Software Ltd.
5  * Author: Luca Santini <luca.santini@spesonline.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20  */
21 #include <linux/init.h>
22 #include <linux/types.h>
23 #include <linux/platform_device.h>
24 #include <linux/smc91x.h>
25 #include <linux/interrupt.h>
26 #include <linux/i2c.h>
27 #include <linux/mtd/physmap.h>
28 #include <asm/machvec.h>
29 #include <asm/io.h>
30 #include <asm/addrspace.h>
31 #include <asm/delay.h>
32 #include <asm/i2c-sh7760.h>
33 #include <asm/sizes.h>
34
35 /* Bus state controller registers for CS4 area */
36 #define BSC_CS4BCR      0xA4FD0010
37 #define BSC_CS4WCR      0xA4FD0030
38
39 #define SMC_IOBASE      0xA2000000
40 #define SMC_IO_OFFSET   0x300
41 #define SMC_IOADDR      (SMC_IOBASE + SMC_IO_OFFSET)
42
43 #define ETHERNET_IRQ    5
44
45 /* NOR flash */
46 static struct mtd_partition edosk7760_nor_flash_partitions[] = {
47         {
48                 .name = "bootloader",
49                 .offset = 0,
50                 .size = SZ_256K,
51                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
52         }, {
53                 .name = "kernel",
54                 .offset = MTDPART_OFS_APPEND,
55                 .size = SZ_2M,
56         }, {
57                 .name = "fs",
58                 .offset = MTDPART_OFS_APPEND,
59                 .size = SZ_26M,
60         }, {
61                 .name = "other",
62                 .offset = MTDPART_OFS_APPEND,
63                 .size = MTDPART_SIZ_FULL,
64         },
65 };
66
67 static struct physmap_flash_data edosk7760_nor_flash_data = {
68         .width          = 4,
69         .parts          = edosk7760_nor_flash_partitions,
70         .nr_parts       = ARRAY_SIZE(edosk7760_nor_flash_partitions),
71 };
72
73 static struct resource edosk7760_nor_flash_resources[] = {
74         [0] = {
75                 .name   = "NOR Flash",
76                 .start  = 0x00000000,
77                 .end    = 0x00000000 + SZ_32M - 1,
78                 .flags  = IORESOURCE_MEM,
79         }
80 };
81
82 static struct platform_device edosk7760_nor_flash_device = {
83         .name           = "physmap-flash",
84         .resource       = edosk7760_nor_flash_resources,
85         .num_resources  = ARRAY_SIZE(edosk7760_nor_flash_resources),
86         .dev            = {
87                 .platform_data = &edosk7760_nor_flash_data,
88         },
89 };
90
91 /* i2c initialization functions */
92 static struct sh7760_i2c_platdata i2c_pd = {
93         .speed_khz      = 400,
94 };
95
96 static struct resource sh7760_i2c1_res[] = {
97         {
98                 .start  = SH7760_I2C1_MMIO,
99                 .end    = SH7760_I2C1_MMIOEND,
100                 .flags  = IORESOURCE_MEM,
101         },{
102                 .start  = SH7760_I2C1_IRQ,
103                 .end    = SH7760_I2C1_IRQ,
104                 .flags  = IORESOURCE_IRQ,
105         },
106 };
107
108 static struct platform_device sh7760_i2c1_dev = {
109         .dev    = {
110                 .platform_data  = &i2c_pd,
111         },
112
113         .name           = SH7760_I2C_DEVNAME,
114         .id             = 1,
115         .resource       = sh7760_i2c1_res,
116         .num_resources  = ARRAY_SIZE(sh7760_i2c1_res),
117 };
118
119 static struct resource sh7760_i2c0_res[] = {
120         {
121                 .start  = SH7760_I2C0_MMIO,
122                 .end    = SH7760_I2C0_MMIOEND,
123                 .flags  = IORESOURCE_MEM,
124         }, {
125                 .start  = SH7760_I2C0_IRQ,
126                 .end    = SH7760_I2C0_IRQ,
127                 .flags  = IORESOURCE_IRQ,
128         },
129 };
130
131 static struct platform_device sh7760_i2c0_dev = {
132         .dev    = {
133                 .platform_data  = &i2c_pd,
134         },
135         .name           = SH7760_I2C_DEVNAME,
136         .id             = 0,
137         .resource       = sh7760_i2c0_res,
138         .num_resources  = ARRAY_SIZE(sh7760_i2c0_res),
139 };
140
141 /* eth initialization functions */
142 static struct smc91x_platdata smc91x_info = {
143         .flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL,
144 };
145
146 static struct resource smc91x_res[] = {
147         [0] = {
148                 .start  = SMC_IOADDR,
149                 .end    = SMC_IOADDR + SZ_32 - 1,
150                 .flags  = IORESOURCE_MEM,
151         },
152         [1] = {
153                 .start  = ETHERNET_IRQ,
154                 .end    = ETHERNET_IRQ,
155                 .flags  = IORESOURCE_IRQ ,
156         }
157 };
158
159 static struct platform_device smc91x_dev = {
160         .name           = "smc91x",
161         .id             = -1,
162         .num_resources  = ARRAY_SIZE(smc91x_res),
163         .resource       = smc91x_res,
164
165         .dev    = {
166                 .platform_data  = &smc91x_info,
167         },
168 };
169
170 /* platform init code */
171 static struct platform_device *edosk7760_devices[] __initdata = {
172         &smc91x_dev,
173         &edosk7760_nor_flash_device,
174         &sh7760_i2c0_dev,
175         &sh7760_i2c1_dev,
176 };
177
178 static int __init init_edosk7760_devices(void)
179 {
180         plat_irq_setup_pins(IRQ_MODE_IRQ);
181
182         return platform_add_devices(edosk7760_devices,
183                                     ARRAY_SIZE(edosk7760_devices));
184 }
185 __initcall(init_edosk7760_devices);
186
187 /*
188  * The Machine Vector
189  */
190 struct sh_machine_vector mv_edosk7760 __initmv = {
191         .mv_name        = "EDOSK7760",
192         .mv_nr_irqs     = 128,
193 };