02c7e335d3ef3998dfb49673654152fb10124d2f
[linux-2.6.git] / arch / arm / mach-omap1 / board-h2.c
1 /*
2  * linux/arch/arm/mach-omap1/board-h2.c
3  *
4  * Board specific inits for OMAP-1610 H2
5  *
6  * Copyright (C) 2001 RidgeRun, Inc.
7  * Author: Greg Lonnon <glonnon@ridgerun.com>
8  *
9  * Copyright (C) 2002 MontaVista Software, Inc.
10  *
11  * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12  * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
13  *
14  * H2 specific changes and cleanup
15  * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
16  *
17  * This program is free software; you can redistribute it and/or modify
18  * it under the terms of the GNU General Public License version 2 as
19  * published by the Free Software Foundation.
20  */
21
22 #include <linux/kernel.h>
23 #include <linux/init.h>
24 #include <linux/device.h>
25 #include <linux/delay.h>
26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/partitions.h>
28
29 #include <asm/hardware.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32 #include <asm/mach/flash.h>
33 #include <asm/mach/map.h>
34
35 #include <asm/arch/gpio.h>
36 #include <asm/arch/tc.h>
37 #include <asm/arch/usb.h>
38
39 #include "common.h"
40
41 extern int omap_gpio_init(void);
42
43 static int __initdata h2_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
44
45 static struct mtd_partition h2_partitions[] = {
46         /* bootloader (U-Boot, etc) in first sector */
47         {
48               .name             = "bootloader",
49               .offset           = 0,
50               .size             = SZ_128K,
51               .mask_flags       = MTD_WRITEABLE, /* force read-only */
52         },
53         /* bootloader params in the next sector */
54         {
55               .name             = "params",
56               .offset           = MTDPART_OFS_APPEND,
57               .size             = SZ_128K,
58               .mask_flags       = 0,
59         },
60         /* kernel */
61         {
62               .name             = "kernel",
63               .offset           = MTDPART_OFS_APPEND,
64               .size             = SZ_2M,
65               .mask_flags       = 0
66         },
67         /* file system */
68         {
69               .name             = "filesystem",
70               .offset           = MTDPART_OFS_APPEND,
71               .size             = MTDPART_SIZ_FULL,
72               .mask_flags       = 0
73         }
74 };
75
76 static struct flash_platform_data h2_flash_data = {
77         .map_name       = "cfi_probe",
78         .width          = 2,
79         .parts          = h2_partitions,
80         .nr_parts       = ARRAY_SIZE(h2_partitions),
81 };
82
83 static struct resource h2_flash_resource = {
84         .start          = OMAP_CS2B_PHYS,
85         .end            = OMAP_CS2B_PHYS + OMAP_CS2B_SIZE - 1,
86         .flags          = IORESOURCE_MEM,
87 };
88
89 static struct platform_device h2_flash_device = {
90         .name           = "omapflash",
91         .id             = 0,
92         .dev            = {
93                 .platform_data  = &h2_flash_data,
94         },
95         .num_resources  = 1,
96         .resource       = &h2_flash_resource,
97 };
98
99 static struct resource h2_smc91x_resources[] = {
100         [0] = {
101                 .start  = OMAP1610_ETHR_START,          /* Physical */
102                 .end    = OMAP1610_ETHR_START + 0xf,
103                 .flags  = IORESOURCE_MEM,
104         },
105         [1] = {
106                 .start  = OMAP_GPIO_IRQ(0),
107                 .end    = OMAP_GPIO_IRQ(0),
108                 .flags  = IORESOURCE_IRQ,
109         },
110 };
111
112 static struct platform_device h2_smc91x_device = {
113         .name           = "smc91x",
114         .id             = 0,
115         .num_resources  = ARRAY_SIZE(h2_smc91x_resources),
116         .resource       = h2_smc91x_resources,
117 };
118
119 static struct platform_device *h2_devices[] __initdata = {
120         &h2_flash_device,
121         &h2_smc91x_device,
122 };
123
124 static void __init h2_init_smc91x(void)
125 {
126         if ((omap_request_gpio(0)) < 0) {
127                 printk("Error requesting gpio 0 for smc91x irq\n");
128                 return;
129         }
130         omap_set_gpio_edge_ctrl(0, OMAP_GPIO_FALLING_EDGE);
131 }
132
133 void h2_init_irq(void)
134 {
135         omap_init_irq();
136         omap_gpio_init();
137         h2_init_smc91x();
138 }
139
140 static struct omap_usb_config h2_usb_config __initdata = {
141         /* usb1 has a Mini-AB port and external isp1301 transceiver */
142         .otg            = 2,
143
144 #ifdef  CONFIG_USB_GADGET_OMAP
145         .hmc_mode       = 19,   // 0:host(off) 1:dev|otg 2:disabled
146         // .hmc_mode    = 21,   // 0:host(off) 1:dev(loopback) 2:host(loopback)
147 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
148         /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
149         .hmc_mode       = 20,   // 1:dev|otg(off) 1:host 2:disabled
150 #endif
151
152         .pins[1]        = 3,
153 };
154
155 static struct omap_mmc_config h2_mmc_config __initdata = {
156         .mmc_blocks             = 1,
157         .mmc1_power_pin         = -1,   /* tps65010 gpio3 */
158         .mmc1_switch_pin        = OMAP_MPUIO(1),
159 };
160
161 static struct omap_board_config_kernel h2_config[] = {
162         { OMAP_TAG_USB,           &h2_usb_config },
163         { OMAP_TAG_MMC,           &h2_mmc_config },
164 };
165
166 static void __init h2_init(void)
167 {
168         platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
169         omap_board_config = h2_config;
170         omap_board_config_size = ARRAY_SIZE(h2_config);
171 }
172
173 static void __init h2_map_io(void)
174 {
175         omap_map_io();
176         omap_serial_init(h2_serial_ports);
177 }
178
179 MACHINE_START(OMAP_H2, "TI-H2")
180         /* Maintainer: Imre Deak <imre.deak@nokia.com> */
181         .phys_ram       = 0x10000000,
182         .phys_io        = 0xfff00000,
183         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
184         .boot_params    = 0x10000100,
185         .map_io         = h2_map_io,
186         .init_irq       = h2_init_irq,
187         .init_machine   = h2_init,
188         .timer          = &omap_timer,
189 MACHINE_END