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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 |