Merge master.kernel.org:/home/rmk/linux-2.6-arm
[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/mux.h>
37 #include <asm/arch/tc.h>
38 #include <asm/arch/usb.h>
39 #include <asm/arch/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         /* This is on CS3, wherever it's mapped */
85         .flags          = IORESOURCE_MEM,
86 };
87
88 static struct platform_device h2_flash_device = {
89         .name           = "omapflash",
90         .id             = 0,
91         .dev            = {
92                 .platform_data  = &h2_flash_data,
93         },
94         .num_resources  = 1,
95         .resource       = &h2_flash_resource,
96 };
97
98 static struct resource h2_smc91x_resources[] = {
99         [0] = {
100                 .start  = OMAP1610_ETHR_START,          /* Physical */
101                 .end    = OMAP1610_ETHR_START + 0xf,
102                 .flags  = IORESOURCE_MEM,
103         },
104         [1] = {
105                 .start  = OMAP_GPIO_IRQ(0),
106                 .end    = OMAP_GPIO_IRQ(0),
107                 .flags  = IORESOURCE_IRQ,
108         },
109 };
110
111 static struct platform_device h2_smc91x_device = {
112         .name           = "smc91x",
113         .id             = 0,
114         .num_resources  = ARRAY_SIZE(h2_smc91x_resources),
115         .resource       = h2_smc91x_resources,
116 };
117
118 static struct platform_device *h2_devices[] __initdata = {
119         &h2_flash_device,
120         &h2_smc91x_device,
121 };
122
123 static void __init h2_init_smc91x(void)
124 {
125         if ((omap_request_gpio(0)) < 0) {
126                 printk("Error requesting gpio 0 for smc91x irq\n");
127                 return;
128         }
129 }
130
131 static void __init h2_init_irq(void)
132 {
133         omap_init_irq();
134         omap_gpio_init();
135         h2_init_smc91x();
136 }
137
138 static struct omap_usb_config h2_usb_config __initdata = {
139         /* usb1 has a Mini-AB port and external isp1301 transceiver */
140         .otg            = 2,
141
142 #ifdef  CONFIG_USB_GADGET_OMAP
143         .hmc_mode       = 19,   // 0:host(off) 1:dev|otg 2:disabled
144         // .hmc_mode    = 21,   // 0:host(off) 1:dev(loopback) 2:host(loopback)
145 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
146         /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
147         .hmc_mode       = 20,   // 1:dev|otg(off) 1:host 2:disabled
148 #endif
149
150         .pins[1]        = 3,
151 };
152
153 static struct omap_mmc_config h2_mmc_config __initdata = {
154         .mmc [0] = {
155                 .enabled        = 1,
156                 .wire4          = 1,
157                 .wp_pin         = OMAP_MPUIO(3),
158                 .power_pin      = -1,   /* tps65010 gpio3 */
159                 .switch_pin     = OMAP_MPUIO(1),
160         },
161 };
162
163 static struct omap_board_config_kernel h2_config[] = {
164         { OMAP_TAG_USB,           &h2_usb_config },
165         { OMAP_TAG_MMC,           &h2_mmc_config },
166 };
167
168 static void __init h2_init(void)
169 {
170         /* NOTE: revC boards support NAND-boot, which can put NOR on CS2B
171          * and NAND (either 16bit or 8bit) on CS3.
172          */
173         h2_flash_resource.end = h2_flash_resource.start = omap_cs3_phys();
174         h2_flash_resource.end += SZ_32M - 1;
175
176         /* MMC:  card detect and WP */
177         // omap_cfg_reg(U19_ARMIO1);            /* CD */
178         omap_cfg_reg(BALLOUT_V8_ARMIO3);        /* WP */
179
180         platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
181         omap_board_config = h2_config;
182         omap_board_config_size = ARRAY_SIZE(h2_config);
183 }
184
185 static void __init h2_map_io(void)
186 {
187         omap_map_common_io();
188         omap_serial_init(h2_serial_ports);
189 }
190
191 MACHINE_START(OMAP_H2, "TI-H2")
192         /* Maintainer: Imre Deak <imre.deak@nokia.com> */
193         .phys_ram       = 0x10000000,
194         .phys_io        = 0xfff00000,
195         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
196         .boot_params    = 0x10000100,
197         .map_io         = h2_map_io,
198         .init_irq       = h2_init_irq,
199         .init_machine   = h2_init,
200         .timer          = &omap_timer,
201 MACHINE_END