Merge branch 'origin' into devel
[linux-2.6.git] / arch / arm / mach-pxa / h5000.c
1 /*
2  * Hardware definitions for HP iPAQ h5xxx Handheld Computers
3  *
4  * Copyright 2000-2003  Hewlett-Packard Company.
5  * Copyright 2002       Jamey Hicks <jamey.hicks@hp.com>
6  * Copyright 2004-2005  Phil Blundell <pb@handhelds.org>
7  * Copyright 2007-2008  Anton Vorontsov <cbouatmailru@gmail.com>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
15  * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
16  * FITNESS FOR ANY PARTICULAR PURPOSE.
17  *
18  * Author: Jamey Hicks.
19  */
20
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/platform_device.h>
24 #include <linux/mtd/mtd.h>
25 #include <linux/mtd/partitions.h>
26 #include <linux/mtd/physmap.h>
27
28 #include <asm/mach-types.h>
29 #include <asm/mach/arch.h>
30 #include <asm/mach/map.h>
31
32 #include <mach/pxa25x.h>
33 #include <mach/h5000.h>
34 #include <mach/udc.h>
35
36 #include "generic.h"
37
38 /*
39  * Flash
40  */
41
42 static struct mtd_partition h5000_flash0_partitions[] = {
43         {
44                 .name = "bootldr",
45                 .size = 0x00040000,
46                 .offset = 0,
47                 .mask_flags = MTD_WRITEABLE,
48         },
49         {
50                 .name = "root",
51                 .size = MTDPART_SIZ_FULL,
52                 .offset = MTDPART_OFS_APPEND,
53         },
54 };
55
56 static struct mtd_partition h5000_flash1_partitions[] = {
57         {
58                 .name = "second root",
59                 .size = SZ_16M - 0x00040000,
60                 .offset = 0,
61         },
62         {
63                 .name = "asset",
64                 .size = MTDPART_SIZ_FULL,
65                 .offset = MTDPART_OFS_APPEND,
66                 .mask_flags = MTD_WRITEABLE,
67         },
68 };
69
70 static struct physmap_flash_data h5000_flash0_data = {
71         .width = 4,
72         .parts = h5000_flash0_partitions,
73         .nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
74 };
75
76 static struct physmap_flash_data h5000_flash1_data = {
77         .width = 4,
78         .parts = h5000_flash1_partitions,
79         .nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
80 };
81
82 static struct resource h5000_flash0_resources = {
83         .start = PXA_CS0_PHYS,
84         .end = PXA_CS0_PHYS + SZ_32M - 1,
85         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
86 };
87
88 static struct resource h5000_flash1_resources = {
89         .start = PXA_CS0_PHYS + SZ_32M,
90         .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
91         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
92 };
93
94 static struct platform_device h5000_flash[] = {
95         {
96                 .name = "physmap-flash",
97                 .id = 0,
98                 .resource = &h5000_flash0_resources,
99                 .num_resources = 1,
100                 .dev = {
101                         .platform_data = &h5000_flash0_data,
102                 },
103         },
104         {
105                 .name = "physmap-flash",
106                 .id = 1,
107                 .resource = &h5000_flash1_resources,
108                 .num_resources = 1,
109                 .dev = {
110                         .platform_data = &h5000_flash1_data,
111                 },
112         },
113 };
114
115 /*
116  * USB Device Controller
117  */
118
119 static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
120         .gpio_pullup = H5000_GPIO_USB_PULLUP,
121 };
122
123 /*
124  * GPIO setup
125  */
126
127 static unsigned long h5000_pin_config[] __initdata = {
128         /* Crystal and Clock Signals */
129         GPIO12_32KHz,
130
131         /* SDRAM and Static Memory I/O Signals */
132         GPIO15_nCS_1,
133         GPIO78_nCS_2,
134         GPIO79_nCS_3,
135         GPIO80_nCS_4,
136
137         /* FFUART */
138         GPIO34_FFUART_RXD,
139         GPIO35_FFUART_CTS,
140         GPIO36_FFUART_DCD,
141         GPIO37_FFUART_DSR,
142         GPIO38_FFUART_RI,
143         GPIO39_FFUART_TXD,
144         GPIO40_FFUART_DTR,
145         GPIO41_FFUART_RTS,
146
147         /* BTUART */
148         GPIO42_BTUART_RXD,
149         GPIO43_BTUART_TXD,
150         GPIO44_BTUART_CTS,
151         GPIO45_BTUART_RTS,
152
153         /* SSP1 */
154         GPIO23_SSP1_SCLK,
155         GPIO25_SSP1_TXD,
156         GPIO26_SSP1_RXD,
157
158         /* I2S */
159         GPIO28_I2S_BITCLK_OUT,
160         GPIO29_I2S_SDATA_IN,
161         GPIO30_I2S_SDATA_OUT,
162         GPIO31_I2S_SYNC,
163         GPIO32_I2S_SYSCLK,
164 };
165
166 /*
167  * Localbus setup:
168  * CS0: Flash;
169  * CS1: MediaQ chip, select 16-bit bus and vlio;
170  * CS5: SAMCOP.
171  */
172
173 static void fix_msc(void)
174 {
175         MSC0 = 0x129c24f2;
176         MSC1 = 0x7ff424fa;
177         MSC2 = 0x7ff47ff4;
178
179         MDREFR |= 0x02080000;
180 }
181
182 /*
183  * Platform devices
184  */
185
186 static struct platform_device *devices[] __initdata = {
187         &h5000_flash[0],
188         &h5000_flash[1],
189 };
190
191 static void __init h5000_init(void)
192 {
193         fix_msc();
194
195         pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
196         pxa_set_udc_info(&h5000_udc_mach_info);
197         platform_add_devices(ARRAY_AND_SIZE(devices));
198 }
199
200 MACHINE_START(H5400, "HP iPAQ H5000")
201         .phys_io = 0x40000000,
202         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
203         .boot_params = 0xa0000100,
204         .map_io = pxa_map_io,
205         .init_irq = pxa25x_init_irq,
206         .timer = &pxa_timer,
207         .init_machine = h5000_init,
208 MACHINE_END