Merge branch 'topic/usb-mixer-cache' into next/usb-audio
[linux-2.6] / 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 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/map.h>
30 #include <mach/h5000.h>
31 #include <mach/pxa-regs.h>
32 #include <mach/pxa2xx-regs.h>
33 #include <mach/mfp-pxa25x.h>
34 #include <mach/udc.h>
35 #include "generic.h"
36
37 /*
38  * Flash
39  */
40
41 static struct mtd_partition h5000_flash0_partitions[] = {
42         {
43                 .name = "bootldr",
44                 .size = 0x00040000,
45                 .offset = 0,
46                 .mask_flags = MTD_WRITEABLE,
47         },
48         {
49                 .name = "root",
50                 .size = MTDPART_SIZ_FULL,
51                 .offset = MTDPART_OFS_APPEND,
52         },
53 };
54
55 static struct mtd_partition h5000_flash1_partitions[] = {
56         {
57                 .name = "second root",
58                 .size = SZ_16M - 0x00040000,
59                 .offset = 0,
60         },
61         {
62                 .name = "asset",
63                 .size = MTDPART_SIZ_FULL,
64                 .offset = MTDPART_OFS_APPEND,
65                 .mask_flags = MTD_WRITEABLE,
66         },
67 };
68
69 static struct physmap_flash_data h5000_flash0_data = {
70         .width = 4,
71         .parts = h5000_flash0_partitions,
72         .nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
73 };
74
75 static struct physmap_flash_data h5000_flash1_data = {
76         .width = 4,
77         .parts = h5000_flash1_partitions,
78         .nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
79 };
80
81 static struct resource h5000_flash0_resources = {
82         .start = PXA_CS0_PHYS,
83         .end = PXA_CS0_PHYS + SZ_32M - 1,
84         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
85 };
86
87 static struct resource h5000_flash1_resources = {
88         .start = PXA_CS0_PHYS + SZ_32M,
89         .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
90         .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
91 };
92
93 static struct platform_device h5000_flash[] = {
94         {
95                 .name = "physmap-flash",
96                 .id = 0,
97                 .resource = &h5000_flash0_resources,
98                 .num_resources = 1,
99                 .dev = {
100                         .platform_data = &h5000_flash0_data,
101                 },
102         },
103         {
104                 .name = "physmap-flash",
105                 .id = 1,
106                 .resource = &h5000_flash1_resources,
107                 .num_resources = 1,
108                 .dev = {
109                         .platform_data = &h5000_flash1_data,
110                 },
111         },
112 };
113
114 /*
115  * USB Device Controller
116  */
117
118 static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
119         .gpio_pullup = H5000_GPIO_USB_PULLUP,
120 };
121
122 /*
123  * GPIO setup
124  */
125
126 static unsigned long h5000_pin_config[] __initdata = {
127         /* Crystal and Clock Signals */
128         GPIO12_32KHz,
129
130         /* SDRAM and Static Memory I/O Signals */
131         GPIO15_nCS_1,
132         GPIO78_nCS_2,
133         GPIO79_nCS_3,
134         GPIO80_nCS_4,
135
136         /* FFUART */
137         GPIO34_FFUART_RXD,
138         GPIO35_FFUART_CTS,
139         GPIO36_FFUART_DCD,
140         GPIO37_FFUART_DSR,
141         GPIO38_FFUART_RI,
142         GPIO39_FFUART_TXD,
143         GPIO40_FFUART_DTR,
144         GPIO41_FFUART_RTS,
145
146         /* BTUART */
147         GPIO42_BTUART_RXD,
148         GPIO43_BTUART_TXD,
149         GPIO44_BTUART_CTS,
150         GPIO45_BTUART_RTS,
151
152         /* SSP1 */
153         GPIO23_SSP1_SCLK,
154         GPIO25_SSP1_TXD,
155         GPIO26_SSP1_RXD,
156 };
157
158 /*
159  * Localbus setup:
160  * CS0: Flash;
161  * CS1: MediaQ chip, select 16-bit bus and vlio;
162  * CS5: SAMCOP.
163  */
164
165 static void fix_msc(void)
166 {
167         MSC0 = 0x129c24f2;
168         MSC1 = 0x7ff424fa;
169         MSC2 = 0x7ff47ff4;
170
171         MDREFR |= 0x02080000;
172 }
173
174 /*
175  * Platform devices
176  */
177
178 static struct platform_device *devices[] __initdata = {
179         &h5000_flash[0],
180         &h5000_flash[1],
181 };
182
183 static void __init h5000_init(void)
184 {
185         fix_msc();
186
187         pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
188         pxa_set_udc_info(&h5000_udc_mach_info);
189         platform_add_devices(ARRAY_AND_SIZE(devices));
190 }
191
192 MACHINE_START(H5400, "HP iPAQ H5000")
193         .phys_io = 0x40000000,
194         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
195         .boot_params = 0xa0000100,
196         .map_io = pxa_map_io,
197         .init_irq = pxa25x_init_irq,
198         .timer = &pxa_timer,
199         .init_machine = h5000_init,
200 MACHINE_END