Merge branch 'master' of git://git.kernel.org/pub/scm/fs/xfs/xfs
[linux-2.6] / arch / sh / boards / board-urquell.c
1 /*
2  * Renesas Technology Corp. SH7786 Urquell Support.
3  *
4  * Copyright (C) 2008  Kuninori Morimoto <morimoto.kuninori@renesas.com>
5  * Copyright (C) 2008  Yoshihiro Shimoda
6  *
7  * This file is subject to the terms and conditions of the GNU General Public
8  * License.  See the file "COPYING" in the main directory of this archive
9  * for more details.
10  */
11 #include <linux/init.h>
12 #include <linux/platform_device.h>
13 #include <linux/fb.h>
14 #include <linux/smc91x.h>
15 #include <linux/mtd/physmap.h>
16 #include <linux/delay.h>
17 #include <linux/gpio.h>
18 #include <linux/irq.h>
19 #include <mach/urquell.h>
20 #include <cpu/sh7786.h>
21 #include <asm/heartbeat.h>
22 #include <asm/sizes.h>
23
24 static struct resource heartbeat_resources[] = {
25         [0] = {
26                 .start  = BOARDREG(SLEDR),
27                 .end    = BOARDREG(SLEDR),
28                 .flags  = IORESOURCE_MEM,
29         },
30 };
31
32 static struct heartbeat_data heartbeat_data = {
33         .regsize = 16,
34 };
35
36 static struct platform_device heartbeat_device = {
37         .name           = "heartbeat",
38         .id             = -1,
39         .dev    = {
40                 .platform_data  = &heartbeat_data,
41         },
42         .num_resources  = ARRAY_SIZE(heartbeat_resources),
43         .resource       = heartbeat_resources,
44 };
45
46 static struct smc91x_platdata smc91x_info = {
47         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
48 };
49
50 static struct resource smc91x_eth_resources[] = {
51         [0] = {
52                 .name   = "SMC91C111" ,
53                 .start  = 0x05800300,
54                 .end    = 0x0580030f,
55                 .flags  = IORESOURCE_MEM,
56         },
57         [1] = {
58                 .start  = 11,
59                 .flags  = IORESOURCE_IRQ,
60         },
61 };
62
63 static struct platform_device smc91x_eth_device = {
64         .name           = "smc91x",
65         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
66         .resource       = smc91x_eth_resources,
67         .dev    = {
68                 .platform_data  = &smc91x_info,
69         },
70 };
71
72 static struct mtd_partition nor_flash_partitions[] = {
73         {
74                 .name           = "loader",
75                 .offset         = 0x00000000,
76                 .size           = SZ_512K,
77                 .mask_flags     = MTD_WRITEABLE,        /* Read-only */
78         },
79         {
80                 .name           = "bootenv",
81                 .offset         = MTDPART_OFS_APPEND,
82                 .size           = SZ_512K,
83                 .mask_flags     = MTD_WRITEABLE,        /* Read-only */
84         },
85         {
86                 .name           = "kernel",
87                 .offset         = MTDPART_OFS_APPEND,
88                 .size           = SZ_4M,
89         },
90         {
91                 .name           = "data",
92                 .offset         = MTDPART_OFS_APPEND,
93                 .size           = MTDPART_SIZ_FULL,
94         },
95 };
96
97 static struct physmap_flash_data nor_flash_data = {
98         .width          = 2,
99         .parts          = nor_flash_partitions,
100         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
101 };
102
103 static struct resource nor_flash_resources[] = {
104         [0] = {
105                 .start  = NOR_FLASH_ADDR,
106                 .end    = NOR_FLASH_ADDR + NOR_FLASH_SIZE - 1,
107                 .flags  = IORESOURCE_MEM,
108         }
109 };
110
111 static struct platform_device nor_flash_device = {
112         .name           = "physmap-flash",
113         .dev            = {
114                 .platform_data  = &nor_flash_data,
115         },
116         .num_resources  = ARRAY_SIZE(nor_flash_resources),
117         .resource       = nor_flash_resources,
118 };
119
120 static struct platform_device *urquell_devices[] __initdata = {
121         &heartbeat_device,
122         &smc91x_eth_device,
123         &nor_flash_device,
124 };
125
126 static int __init urquell_devices_setup(void)
127 {
128         /* USB */
129         gpio_request(GPIO_FN_USB_OVC0,  NULL);
130         gpio_request(GPIO_FN_USB_PENC0, NULL);
131
132         return platform_add_devices(urquell_devices,
133                                     ARRAY_SIZE(urquell_devices));
134 }
135 device_initcall(urquell_devices_setup);
136
137 static void urquell_power_off(void)
138 {
139         __raw_writew(0xa5a5, UBOARDREG(SRSTR));
140 }
141
142 static void __init urquell_init_irq(void)
143 {
144         plat_irq_setup_pins(IRQ_MODE_IRL3210_MASK);
145 }
146
147 /* Initialize the board */
148 static void __init urquell_setup(char **cmdline_p)
149 {
150         printk(KERN_INFO "Renesas Technology Corp. Urquell support.\n");
151
152         pm_power_off = urquell_power_off;
153 }
154
155 /*
156  * The Machine Vector
157  */
158 static struct sh_machine_vector mv_urquell __initmv = {
159         .mv_name        = "Urquell",
160         .mv_setup       = urquell_setup,
161         .mv_init_irq    = urquell_init_irq,
162 };